link to water.usgs.gov
Abbreviations
Pier Scour Data Table
State   Stream ID Site ID   Site Name Pier ID Date Time US or DS Pier Type   Pier Shape Effective Pier Width (ft)   Skew To Flow (degrees)   Approach Velocity(ft/s) Approach Depth (ft) Sediment Transport   Bed Material Type D16 (mm) D50 (mm) D84 (mm) D95 (mm) Sigma Bed Material   Debris Effects Scour Depth (ft) Accuracy (ft)
AK Knik River 2 Knik River at Old Glenn Highway near Palmer, AK 5 7/11/1965 15:30 Upstream Single Sharp 6 0 12.0 18.0 Live-bed Non-cohesive 0.92 5 27 83 5.5 Unknown 3.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 7 6/28/1966 0:00 Upstream Single Round 5 0 3.2 6.5 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 2.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 5 6/24/1966 0:00 Upstream Single Round 5 0 5.9 10.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 4.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 1 6/28/1966 0:00 Upstream Single Round 5 0 3.1 3.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 1.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 2 6/24/1966 0:00 Upstream Single Round 5 0 5.1 6.5 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 2.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 2 6/28/1966 0:00 Upstream Single Round 5 0 3.2 3.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 2.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 3 6/17/1966 0:00 Upstream Single Round 5 0 1.6 4.0 Live-bed Non-cohesive 0.08 0.58 4 14 6.9 Unknown 1.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 3 6/24/1966 0:00 Upstream Single Round 5 0 5.2 10.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 3.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 3 6/28/1966 0:00 Upstream Single Round 5 0 3.6 6.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 1.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 4 6/17/1966 0:00 Upstream Single Round 5 0 2.5 5.0 Live-bed Non-cohesive 0.08 0.58 4 14 6.9 Unknown 1.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 4 6/24/1966 0:00 Upstream Single Round 5 0 6.5 10.5 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 4.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 1 6/24/1966 0:00 Upstream Single Round 5 0 5.0 7.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 2.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 4 6/28/1966 0:00 Upstream Single Round 5 0 3.8 8.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 2.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 5 6/17/1966 0:00 Upstream Single Round 5 0 2.9 4.0 Live-bed Non-cohesive 0.08 0.58 4 14 6.9 Unknown 1.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 6 6/28/1966 0:00 Upstream Single Round 5 0 3.7 5.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 1.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 6 6/24/1966 0:00 Upstream Single Round 5 0 6.8 8.5 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 3.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 6 6/17/1966 0:00 Upstream Single Round 5 0 0.9 1.5 Live-bed Non-cohesive 0.08 0.58 4 14 6.9 Unknown 2.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 5 6/28/1966 0:00 Upstream Single Round 5 0 3.7 7.5 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 2.5 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 7 6/17/1966 0:00 Upstream Single Round 5 0 0.5 2.0 Live-bed Non-cohesive 0.08 0.58 4 14 6.9 Unknown 4.0 0.5
AK Knik River 3 Knik River at S.R. 1 near Eklutna, AK 7 6/24/1966 0:00 Upstream Single Round 5 0 6.0 10.0 Live-bed Non-cohesive 0.39 1.8 8 22 4.6 Unknown 6.0 0.5
AK Snow River 7 Snow River at Seward Highway (S.R. 9)  near Seward, AK 5 9/23/1970 0:00 Unknown Single Round 3.2 0 5.3 5.0 Live-bed Non-cohesive 3 7.6 18 31 3.0 Insignificant 2.5 0.5
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 4 8/11/1971 0:00 Downstream Single Sharp 5 0 9.5 17.5 Clear-water Non-cohesive 58 70 85 96 1.2 Substantial 5.0 1.0
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 1 8/11/1971 0:00 Upstream Single Sharp 5 0 10.0 17.5 Clear-water Non-cohesive 58 70 85 96 1.2 Insignificant 2.0 0.5
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 2 7/2/1971 0:00 Upstream Single Sharp 5 0 8.5 13.5 Clear-water Non-cohesive 58 70 85 96 1.2 Insignificant 2.5 0.5
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 2 8/11/1971 0:00 Unknown Single Sharp 5 0 9.5 21.5 Clear-water Non-cohesive 58 70 85 96 1.2 Insignificant 2.0 1.0
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 3 7/2/1971 0:00 Upstream Single Sharp 5 0 7.0 11.0 Clear-water Non-cohesive 58 70 85 96 1.2 Insignificant 2.0 0.5
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 4 7/2/1971 0:00 Downstream Single Sharp 5 0 5.0 13.5 Clear-water Non-cohesive 58 70 85 96 1.2 Substantial 5.0 0.5
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 1 7/2/1971 0:00 Upstream Single Sharp 5 0 6.5 19.0 Clear-water Non-cohesive 58 70 85 96 1.2 Insignificant 2.5 0.5
AK Susitna River 1 Susitna River at S.R. 3 near Sunshine, AK 3 8/11/1971 0:00 Unknown Single Sharp 5 0 11.5 17.0 Clear-water Non-cohesive 58 70 85 96 1.2 Insignificant 2.0 1.0
AK Tanana River 5 Tanana River at S.R. 2 at Big Delta, AK 1 7/16/1971 0:00 Downstream Single Round 5 37 7.1 12.0 Live-bed Non-cohesive 5 14 42 86 3 Moderate 6.0 0.5
AK Tanana River 5 Tanana River at S.R. 2 at Big Delta, AK 4 7/16/1971 0:00 Downstream Single Round 5 37 5.7 14.0 Live-bed Non-cohesive 5 14 42 86 3 Moderate 8.0 0.5
AK Tanana River 5 Tanana River at S.R. 2 at Big Delta, AK 3 7/16/1971 0:00 Downstream Single Round 5 37 6.8 15.0 Live-bed Non-cohesive 5 14 42 86 3 Moderate 6.0 0.5
AK Tanana River 5 Tanana River at S.R. 2 at Big Delta, AK 2 7/16/1971 0:00 Downstream Single Round 5 37 7.3 12.0 Live-bed Non-cohesive 5 14 42 86 3 Moderate 7.0 0.5
AK Tanana River 6 Tanana River at S.R. 3 at Nenana, AK 1 8/17/1967 0:00 Downstream Group Sharp 10 0 8.5 22.0 Live-bed Non-cohesive 12 15 19 23 1.3 Moderate 6.0 0.5
AK Tazlina River 4 Tazlina River at Richardson Hwy (S.R. 4)  nr Glennallen,AK 1 9/4/1971 0:00 Upstream Group Round 15 0 11.5 15.0 Live-bed Non-cohesive 68 90 120 144 1.33 Insignificant 5.5 0.5
AK Tazlina River 4 Tazlina River at Richardson Hwy (S.R. 4)  nr Glennallen,AK 1 9/2/1971 0:00 Upstream Group Round 15 0 9.5 12.0 Live-bed Non-cohesive 68 90 120 144 1.33 Insignificant 5.0 0.5
AR Red River 8 Red River at U.S. 71 at Index, AR 9 5/9/1990 15:00 Downstream Group Round 7 8 12.8 42.8 Live-bed Unknown 0.12 Unknown 11.2 0.5
AR Red River 8 Red River at U.S. 71 at Index, AR 8 5/9/1990 15:00 Downstream Group Round 7 11 8.7 40.4 Live-bed Unknown 0.12 Unknown 7.6 0.5
AR Red River 9 Red River at I-30 near Fulton, AR 5 5/12/1990 14:00 Upstream Unknown Sharp 6.5 0 2.4 26.7 Live-bed Unknown 0.18 Unknown 8.7 0.5
AR Red River 9 Red River at I-30 near Fulton, AR 4 5/12/1990 14:00 Upstream Unknown Sharp 7 0 9.5 35.3 Live-bed Unknown 0.18 Unknown 14.6 0.5
AR Red River 10 Red River at U.S. 82 at Garland, AR 7 5/14/1990 14:00 Downstream Group Round 9.8 0 6.2 38.5 Live-bed Unknown 0.32 Unknown 14.4 0.5
AR Red River 10 Red River at U.S. 82 at Garland, AR 8 5/14/1990 14:00 Downstream Group Square 9.8 14 7.7 44.2 Live-bed Unknown 0.32 Unknown 5.9 0.5
AR Red River 10 Red River at U.S. 82 at Garland, AR 10 5/14/1990 14:00 Downstream Group Round 9.8 0 4.8 29.9 Live-bed Unknown 0.32 Unknown 10.7 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 1 9/27/1984 10:00 Upstream Single Round 4 19 2.7 2.3 Live-bed Non-cohesive 0.34 0.64 1.19 2.9 1.88 Unknown 2.0 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 1 6/5/1984 14:00 Upstream Single Round 4 0 5.4 7.5 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 4.3 1.0
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 1 5/23/1984 10:30 Downstream Single Round 4 12 3.3 6.9 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 1.4 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 1 5/23/1984 9:00 Upstream Single Round 4 12 3.3 6.9 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 2.1 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 1 6/5/1984 15:00 Downstream Single Round 4 0 5.4 7.5 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 1.5 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 3 5/23/1984 9:00 Upstream Single Round 4 0 2.2 2.1 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 1.0 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 3 6/5/1984 15:00 Downstream Single Round 4 0 3.3 3.4 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 1.1 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 3 6/5/1984 14:00 Upstream Single Round 4 0 3.3 3.4 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 1.0 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 1 9/27/1984 11:00 Downstream Single Round 4 19 2.7 2.3 Live-bed Non-cohesive 0.34 0.64 1.19 2.9 1.88 Unknown 1.4 0.5
CO Arkansas River 13 Arkansas River at C.R. 613 near Nepesta, CO 3 5/23/1984 10:30 Downstream Single Round 4 0 2.2 2.1 Live-bed Non-cohesive 0.4 1.19 5.15 11 3.61 Unknown 1.0 0.5
CO Rio Grande River 14 Rio Grande River at U.S.285 near Monte Vista, CO 1 9/25/1984 8:00 Upstream Single Sharp 3 36 3.7 1.1 Unknown Non-cohesive 8.81 29.8 68.9 81 3.03 Unknown 0.9 0.5
CO Rio Grande River 14 Rio Grande River at U.S.285 near Monte Vista, CO 1 5/22/1984 14:00 Downstream Single Sharp 3 26 5.4 4.0 Live-bed Non-cohesive 8.81 29.8 68.9 81 3.03 Unknown 1.5 0.5
CO Rio Grande River 14 Rio Grande River at U.S.285 near Monte Vista, CO 1 5/22/1984 12:00 Upstream Single Sharp 3 26 5.4 4.0 Live-bed Non-cohesive 8.81 29.8 68.9 81 3.03 Unknown 1.7 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 5 10/3/1984 10:00 Downstream Single Sharp 1.75 43 2.5 2.2 Unknown Non-cohesive 0.43 1.8 7.86 15 4.27 Unknown 1.4 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 4 6/26/1984 14:00 Upstream Single Sharp 1.75 43 3.2 4.6 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 1.5 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 3 5/21/1984 10:00 Upstream Single Sharp 1.75 20 4.6 6.0 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 1.1 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 4 6/26/1984 16:00 Downstream Single Sharp 1.75 43 3.2 4.6 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 2.2 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 3 5/21/1984 13:00 Downstream Single Sharp 1.75 20 4.6 6.0 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 2.2 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 4 10/3/1984 8:00 Upstream Single Sharp 1.75 0 1.9 1.9 Unknown Non-cohesive 0.43 1.8 7.86 15 4.27 Substantial 1.8 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 4 10/3/1984 10:00 Downstream Single Sharp 1.75 0 1.9 1.9 Unknown Non-cohesive 0.43 1.8 7.86 15 4.27 Substantial 2.3 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 5 6/26/1984 16:00 Downstream Single Sharp 1.75 43 3.4 3.3 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 1.6 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 5 5/21/1984 13:00 Downstream Single Sharp 1.75 20 4.6 4.3 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 3.0 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 4 5/21/1984 10:00 Upstream Single Sharp 1.75 20 5.8 5.1 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 1.0 0.5
CO South Platte River 11 South Platte River at S.R. 37 near Kersey, CO 4 5/21/1984 13:00 Downstream Single Sharp 1.75 20 5.8 5.1 Live-bed Non-cohesive 0.43 1.1 5.12 10 3.45 Unknown 2.6 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 6 5/18/1984 11:00 Upstream Single Square 0.95 16 3.9 8.7 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 2.4 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 5 10/2/1984 14:00 Upstream Single Square 0.95 11 3.5 2.8 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.62 Unknown 1.7 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 8 10/2/1984 16:00 Downstream Single Square 0.95 11 2.4 2.6 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 1.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 8 5/18/1984 13:30 Downstream Single Square 0.95 11 4.3 9.4 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 2.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 8 5/18/1984 11:00 Upstream Single Square 0.95 11 4.3 9.4 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 0.7 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 7 10/2/1984 16:00 Downstream Single Square 0.95 13 2.4 2.2 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 3.1 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 7 10/2/1984 14:00 Upstream Single Square 0.95 13 2.4 2.2 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 1.9 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 7 6/25/1984 16:30 Downstream Single Square 0.95 13 3.7 2.2 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.2 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 5 10/2/1984 16:00 Downstream Single Square 0.95 11 3.5 2.8 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.62 Unknown 1.5 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 7 5/18/1984 13:30 Downstream Single Square 0.95 14 5.2 9.2 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 1.3 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 3 6/25/1984 14:00 Upstream Single Square 0.95 20 2.7 1.1 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 6 10/2/1984 16:00 Downstream Single Square 0.95 8 3.7 2.0 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 2.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 6 10/2/1984 14:00 Upstream Single Square 0.95 8 3.7 2.0 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 2.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 6 6/25/1984 16:30 Downstream Single Square 0.95 8 3.6 1.7 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.3 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 6 6/25/1984 14:00 Upstream Single Square 0.95 8 3.6 1.7 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.7 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 6 5/18/1984 13:30 Downstream Single Square 0.95 16 3.9 8.7 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 2.5 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 3 5/18/1984 11:00 Upstream Single Square 0.95 14 3.8 3.3 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 7 5/18/1984 11:00 Upstream Single Square 0.95 14 5.2 9.2 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 1.3 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 7 6/25/1984 14:00 Upstream Single Square 0.95 13 3.7 2.2 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.7 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 5 6/25/1984 16:30 Downstream Single Square 0.95 11 3.7 1.4 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.3 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 5 6/25/1984 14:00 Upstream Single Square 0.95 11 3.7 1.4 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.8 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 5 5/18/1984 13:30 Downstream Single Square 0.95 16 4.1 6.1 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.6 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 5 5/18/1984 11:00 Upstream Single Square 0.95 16 4.1 6.1 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 2.1 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 4 10/2/1984 14:00 Upstream Single Square 0.95 16 2.4 3.4 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 1.3 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 4 6/25/1984 16:30 Downstream Single Square 0.95 16 3.3 1.1 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 0.8 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 4 6/25/1984 14:00 Upstream Single Square 0.95 16 3.3 1.1 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.2 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 4 5/18/1984 13:30 Downstream Single Square 0.95 23 3.9 4.3 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 1.1 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 8 10/2/1984 14:00 Upstream Single Square 0.95 11 2.4 2.6 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Insignificant 0.6 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 2 5/18/1984 13:00 Downstream Single Square 0.95 26 3.5 3.3 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 1.5 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 3 5/18/1984 13:30 Downstream Single Square 0.95 14 3.8 3.3 Live-bed NON-COH 0.4 0.94 3.51 7 2.98 Unknown 1.1 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 2 5/18/1984 11:00 Upstream Single Square 0.95 26 3.5 3.3 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 0.5 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 1 10/2/1984 16:00 Downstream Single Square 0.95 15 2.4 0.5 Unknown Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 0.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 1 10/2/1984 14:00 Upstream Single Square 0.95 15 2.4 0.5 Live-bed Non-cohesive 0.3 0.67 2.1 9.3 2.62 Unknown 1.7 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 1 6/25/1984 16:30 Downstream Single Square 0.95 15 2.3 1.9 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.4 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 1 6/25/1984 14:00 Upstream Single Square 0.95 15 2.3 1.9 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 0.7 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 1 5/18/1984 13:30 Downstream Single Square 0.95 26 2.6 3.3 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 1.9 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 1 5/18/1984 11:00 Upstream Single Square 0.95 26 2.6 3.3 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 2.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 3 6/25/1984 16:30 Downstream Single Square 0.95 20 2.7 1.1 Unknown Non-cohesive 0.4 0.94 3.51 7 2.98 Unknown 0.0 0.5
CO South Platte River 12 South Platte River at C.R. 87 near Masters, CO 4 5/18/1984 11:00 Upstream Single Square 0.95 23 3.9 4.3 Live-bed Non-cohesive 0.4 0.94 3.51 7 2.98 Substantial 0.6 0.5
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE H 6/8/1992 9:00 Upstream Group Cylindrical 2.5 0 0.8 4.9 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 1.5 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE G 9/24/1991 14:00 Upstream Group Cylindrical 2.5 0 0.9 12.6 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 1.4 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE C 9/24/1991 14:00 Upstream Group Cylindrical 2.5 0 0.9 10.4 Unknown Unknown 0.09 0.18 0.37 0.7 2.03 Unknown 2.4 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE C 6/8/1992 9:00 Upstream Group Cylindrical 2.5 0 1.1 10.1 Unknown Unknown 0.09 0.18 0.37 0.7 2.03 Unknown 1.7 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE C 6/8/1992 10:30 Upstream Group Cylindrical 2.5 0 0.8 10.2 Unknown Unknown 0.09 0.18 0.37 0.7 2.03 Unknown 1.1 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE E 9/24/1991 14:00 Upstream Group Cylindrical 2.5 0 1.1 26.2 Unknown Unknown 0.09 0.18 0.37 0.7 2.03 Unknown 5.2 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE E 6/8/1992 9:00 Upstream Group Cylindrical 2.5 0 1.6 25.5 Unknown Unknown 0.09 0.18 0.37 0.7 2.03 Unknown 4.5 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE E 6/8/1992 10:30 Upstream Group Cylindrical 2.5 0 1.6 25.5 Unknown Unknown 0.09 0.18 0.37 0.7 2.03 Unknown 4.5 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE F 9/24/1991 14:00 Upstream Group Cylindrical 2.5 0 1.4 23.4 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 1.5 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE G 6/8/1992 10:30 Upstream Group Cylindrical 2.5 0 1.0 12.2 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 0.5 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE H 6/8/1992 10:30 Upstream Group Cylindrical 2.5 0 0.6 4.8 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 1.5 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE I 6/8/1992 9:00 Upstream Group Cylindrical 2.5 0 0.7 1.0 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 0.7 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE F 6/8/1992 10:30 Upstream Group Cylindrical 2.5 0 1.6 24.8 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 4.0 1.0
DE Assawoman Bay 16 Assawoman Bay at S.R. 54 near Fenwick Island, DE F 6/8/1992 9:00 Upstream Group Cylindrical 2.5 0 1.7 25.0 Unknown Unknown 0.06 0.18 0.37 0.7 2.03 Unknown 4.0 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 6/10/1992 10:30 Upstream Group Square 1.25 0 1.6 13.9 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.7 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 11/15/1990 13:30 Upstream Group Square 1.25 0 2.2 17.3 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.8 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 12/2/1990 13:00 Upstream Group Square 1.25 0 1.3 15.7 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 1.0 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 6/10/1992 9:30 Upstream Group Square 1.25 0 1.7 15.0 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.6 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 6/10/1992 11:30 Upstream Group Square 1.25 0 1.5 12.3 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.5 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C3 11/15/1990 13:30 Upstream Group Square 1.25 0 1.7 13.2 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.3 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C3 6/10/1992 10:30 Upstream Group Square 1.25 0 1.7 16.2 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.9 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 12/2/1990 14:00 Upstream Group Square 1.25 0 2.2 13.9 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.8 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 11/28/1988 16:00 Upstream Group Square 1.25 0 1.8 15.4 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.5 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 10/7/1991 13:00 Upstream Group Square 1.25 0 1.6 15.2 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 0.5 1.0
DE Leipsic River 15 Leipsic River at S.R. 9 at Leipsic, DE C2 12/4/1990 15:00 Upstream Group Square 1.25 0 1.4 15.5 Unknown Unknown 0.055 0.4 1.4 8 5.05 Unknown 1.0 1.0
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 11 2/12/1990 17:05 Upstream Group Square 4 0 1.7 18.1 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 6.6 0.3
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 12 2/12/1990 14:45 Upstream Group Square 4 0 2.3 20.9 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 4.7 0.3
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 13 2/12/1990 14:45 Upstream Group Square 6 0 2.2 24.8 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 4.8 0.3
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 13 2/12/1990 17:05 Upstream Group Square 6 0 2.2 23.1 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 5.2 0.3
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 13 2/12/1990 13:00 Upstream Group Square 6 0 1.7 26.4 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 3.9 0.3
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 12 2/12/1990 17:05 Upstream Group Square 4 0 2.3 20.2 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 5.5 0.3
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 12 2/12/1990 13:00 Upstream Group Square 4 0 1.8 23.2 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 4.0 0.3
GA South Altamaha River 17 South Altamaha River at I-95 near Brunswick, GA 11 2/12/1990 14:45 Upstream Group Square 4 0 1.9 18.7 Live-bed Non-cohesive 0.55 1 2.45 4.1 2.1 Insignificant 7.0 0.3
IL Mississippi River 57 Mississippi River at S.R. 51/150 at Chester, Ill. 11 9/13/1993 Upstream Single Square 15.4 4 6.0 54.8 Live-bed Non-cohesive 0.3 0.6 1.3 4.2 2.08 Insignificant 21.4 2.0
IL Mississippi River 57 Mississippi River at S.R. 51/150 at Chester, Ill. 11 8/12/1993 Upstream Single Square 13.5 4 6.6 73.4 Live-bed Non-cohesive 0.3 0.6 1.3 4.2 2.08 Insignificant 20.4 2.0
IL Mississippi River 57 Mississippi River at S.R. 51/150 at Chester, Ill. 11 8/3/1993 Upstream Single Square 13 11 8.0 73.9 Live-bed Non-cohesive 0.3 0.6 1.3 4.2 2.08 Insignificant 23.3 2.0
IN Eel River 18 Eel River at S.R. 59 near Clay City, IN 2 11/13/1992 10:30 Upstream Single Round 3 0 2.5 19.5 Live-bed Non-cohesive 0.25 0.5 2.25 8 3 Unknown 3.4 0.5
IN Eel River 18 Eel River at S.R. 59 near Clay City, IN 1 11/13/1992 12:30 Downstream Single Round 3 0 1.0 16.8 Live-bed Non-cohesive 0.25 0.5 2.25 8 3 Unknown 1.4 0.5
IN Wabash River 19 Wabash River at S.R. 163 at Clinton, IN 8 1/3/1991 11:45 Downstream Single Round 3 5 5.2 30.9 Live-bed Non-cohesive 0.24 0.34 0.34 0.6 1.38 Unknown 1.5 0.5
IN Wabash River 19 Wabash River at S.R. 163 at Clinton, IN 8 1/3/1991 11:00 Upstream Single Round 3 5 5.2 30.9 Live-bed Non-cohesive 0.24 0.34 0.34 0.6 1.38 Unknown 2.3 0.5
IN White River 20 White River at S.R. 157 at Worthington, IN 2 1/4/1991 12:00 Upstream Single Round 3 5 3.3 10.4 Live-bed Non-cohesive 0.24 0.9 4.2 7 4.2 Unknown 1.3 0.5
IN White River 20 White River at S.R. 157 at Worthington, IN 4 1/3/1991 12:30 Upstream Single Round 2 10 5.4 21.5 Live-bed Non-cohesive 0.24 0.9 4.2 7 4.2 Unknown 3.5 0.5
IN White River 20 White River at S.R. 157 at Worthington, IN 4 1/4/1991 12:00 Upstream Single Round 2 10 6.1 20.2 Live-bed Non-cohesive 0.24 0.9 4.2 7 4.2 Unknown 4.1 0.5
IN White River 20 White River at S.R. 157 at Worthington, IN 2 1/4/1991 13:00 Downstream Single Round 3 5 3.3 10.4 Live-bed Non-cohesive 0.24 0.9 4.2 7 4.2 Unknown 0.8 0.5
IN White River 20 White River at S.R. 157 at Worthington, IN 2 1/3/1991 12:30 Upstream Single Round 3 5 3.6 11.3 Live-bed Non-cohesive 0.24 0.9 4.2 7 4.2 Unknown 1.2 0.5
IN White River 20 White River at S.R. 157 at Worthington, IN 3 1/3/1991 12:30 Upstream Single Round 3 0 4.2 16.7 Live-bed Non-cohesive 0.24 0.9 4.2 7 4.2 Unknown 2.2 0.5
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 4 5/19/1990 15:30 Downstream Single Sharp 14 0 8.4 40.2 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 3.0 1.0
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 5 5/19/1990 15:30 Downstream Single Sharp 14 0 10.4 41.4 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 17.0 2.0
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 5 5/22/1990 13:35 Upstream Single Sharp 14 0 9.5 32.1 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 25.1 1.0
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 5 5/22/1990 14:45 Downstream Single Sharp 14 0 9.5 32.1 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 18.5 1.0
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 4 5/22/1990 13:35 Upstream Single Sharp 14 0 6.9 30.9 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 11.4 1.0
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 5 5/19/1990 14:20 Upstream Single Sharp 14 0 10.4 39.2 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 22.9 2.0
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 4 5/22/1990 14:45 Downstream Single Sharp 14 0 6.9 30.8 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 3.7 1.0
LA Red River 21 Red River at S.R. 3032 near Shreveport, LA, E.B. 4 5/19/1990 14:20 Upstream Single Sharp 14 0 8.4 38.0 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 12.2 2.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 5 5/19/1990 12:55 Downstream Single Round 14 0 10.4 38.3 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 16.9 1.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 5 5/17/1990 15:10 Downstream Single Round 14 0 9.8 38.5 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 15.6 2.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 4 5/19/1990 10:25 Upstream Single Round 14 0 8.4 35.5 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 10.8 2.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 5 5/22/1990 8:55 Downstream Single Round 14 0 9.5 31.6 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 18.5 2.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 4 5/17/1990 15:10 Downstream Single Round 14 0 8.2 38.5 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 12.9 2.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 5 5/17/1990 13:30 Upstream Single Round 14 0 9.8 39.5 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 14.9 1.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 5 5/19/1990 10:25 Upstream Single Round 14 0 10.4 36.7 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 18.1 1.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 5 5/22/1990 10:30 Upstream Single Round 14 0 9.5 31.8 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 12.3 1.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 4 5/22/1990 10:30 Upstream Single Round 14 0 6.9 30.6 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 12.6 1.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 4 5/19/1990 12:55 Downstream Single Round 14 0 8.4 37.0 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 6.8 1.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 4 5/22/1990 8:55 Downstream Single Round 14 0 6.9 30.4 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 13.7 1.0
LA Red River 22 Red River at S.R. 3032 near Shreveport, LA, W.B. 4 5/17/1990 13:30 Upstream Single Round 14 0 8.2 38.3 Live-bed Non-cohesive 0.2 0.3 0.4 0.5 1.4 Insignificant 14.4 1.0
MD Big Pipe Creek 24 Big Pipe Creek at S.R. 194 at Bruceville, MD 1 9/25/1975 19:00 Upstream Single Round 4 0 4.3 10.2 Unknown Unknown 13 22 76 160 2.4 Unknown 1.4 1.0
MD Big Pipe Creek 24 Big Pipe Creek at S.R. 194 at Bruceville, MD 2 6/23/1972 17:30 Upstream Single Round 4 0 3.7 8.0 Unknown Unknown 13 22 76 160 2.4 Unknown 2.4 1.0
MD Big Pipe Creek 24 Big Pipe Creek at S.R. 194 at Bruceville, MD 2 10/23/1990 20:00 Upstream Single Round 4 0 5.3 10.1 Unknown Unknown 13 22 76 160 2.4 Unknown 1.7 1.0
MD Big Pipe Creek 24 Big Pipe Creek at S.R. 194 at Bruceville, MD 2 5/29/1990 20:30 Upstream Single Round 4 0 3.3 6.3 Unknown Unknown 13 22 76 160 2.4 Unknown 1.0 1.0
MD Big Pipe Creek 24 Big Pipe Creek at S.R. 194 at Bruceville, MD 2 10/23/1990 15:30 Upstream Single Round 4 0 5.4 6.6 Unknown Unknown 13 22 76 160 2.4 Unknown 1.2 1.0
MD Big Pipe Creek 24 Big Pipe Creek at S.R. 194 at Bruceville, MD 2 9/25/1975 19:00 Upstream Single Round 4 0 5.2 8.0 Unknown Unknown 13 22 76 160 2.4 Unknown 1.8 1.0
MD Big Pipe Creek 24 Big Pipe Creek at S.R. 194 at Bruceville, MD 1 6/23/1972 17:30 Upstream Single Round 4 0 2.6 11.6 Unknown Unknown 13 22 76 160 2.4 Unknown 1.2 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD RT 7/28/1991 10:30 Upstream Single Square 4 0 1.0 4.8 Unknown Unknown 0.18 0.38 0.94 2.6 2.29 Unknown 2.2 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD LEFT 7/28/1991 10:30 Upstream Single Square 4 0 2.5 7.3 Unknown Unknown 0.18 0.38 0.94 2.6 2.29 Unknown 4.3 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD LEFT 3/25/1989 14:00 Upstream Single Square 4 0 2.5 10.1 Unknown Non-cohesive 0.18 0.38 0.94 2.6 2.29 Unknown 5.4 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD LEFT 2/23/1989 11:00 Upstream Single Square 4 0 2.2 6.2 Unknown Non-cohesive 0.18 0.38 0.94 2.6 2.29 Unknown 4.0 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD RT 2/23/1989 14:00 Upstream Single Square 4 0 1.9 7.0 Unknown Unknown 0.18 0.38 0.94 2.6 2.29 Unknown 2.3 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD CNTR 2/23/1989 11:00 Upstream Single Square 4 0 0.3 3.6 Unknown Unknown 0.18 0.38 0.94 2.6 2.29 Unknown 2.2 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD RT 2/23/1989 11:00 Upstream Single Square 4 0 0.9 3.7 Unknown Unknown 0.18 0.38 0.94 2.6 2.29 Unknown 1.6 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD CNTR 3/25/1989 14:00 Upstream Single Square 4 0 1.4 7.1 Unknown Unknown 0.18 0.38 0.94 2.6 2.29 Unknown 2.4 1.0
MD Choptank River 25 Choptank River at S.R. 287 near Goldsboro, MD CNTR 7/28/1991 10:30 Upstream Single Square 4 0 0.7 4.9 Unknown Unknown 0.18 0.38 0.94 2.6 2.29 Unknown 2.0 1.0
MD Youghiogheny 23 Youghiogheny River at S.R.42 at Friendsville, MD RT 7/13/1990 13:00 Upstream Single Sharp 5 0 8.6 9.9 Unknown Unknown 68 108 233 350 1.8 Unknown 2.7 1.0
MD Youghiogheny 23 Youghiogheny River at S.R.42 at Friendsville, MD LEFT 4/1/1993 9:30 Upstream Single Sharp 5 0 6.9 6.8 Unknown Unknown 68 108 233 350 1.8 Unknown 1.4 1.0
MD Youghiogheny 23 Youghiogheny River at S.R.42 at Friendsville, MD RT 4/1/1993 9:30 Upstream Single Sharp 5 0 6.2 8.0 Unknown Unknown 68 108 233 350 1.8 Unknown 1.7 1.0
MD Youghiogheny 23 Youghiogheny River at S.R.42 at Friendsville, MD LEFT 7/13/1990 13:00 Upstream Single Sharp 5 0 7.7 7.9 Unknown Unknown 68 108 233 350 1.8 Unknown 1.1 1.0
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 10 4/28/1969 12:15 Upstream Single Square 12 0 3.8 26.0 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 1.3 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 9 4/28/1969 12:15 Upstream Single Square 18.1 0 3.8 28.6 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 10.3 0.2
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 9 4/23/1969 11:37 Upstream Single Square 17.7 0 4.6 31.3 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 13.8 0.5
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 9 4/15/1969 12:40 Upstream Single Square 17.3 0 5.2 38.6 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 15.0 0.5
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 9 4/9/1969 11:52 Upstream Single Square 14.9 0 3.9 27.8 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 2.7 0.2
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 9 4/3/1969 11:57 Upstream Single Square 15.9 0 2.5 21.2 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 2.8 0.2
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 10 4/23/1969 11:37 Upstream Single Square 12 0 4.6 32.0 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 2.6 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 9 3/28/1969 14:30 Upstream Single Square 16.4 0 2.2 19.5 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 3.0 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 10 4/15/1969 12:40 Upstream Single Square 10.3 0 5.2 32.1 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 2.2 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 10 4/9/1969 11:52 Upstream Single Square 10.9 0 3.9 22.0 Live-bed Non-cohesive 0.2 0.48 6.7 1.1 1.8 Insignificant 2.9 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 9 6/4/1969 13:55 Upstream Single Square 16.8 0 1.5 18.8 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Unknown 2.2 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 10 4/3/1969 11:57 Upstream Single Square 10.8 0 2.5 15.7 Live-bed Non-cohesive 0.2 0.48 6.7 1.1 1.8 Insignificant 1.4 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 10 6/4/1969 13:35 Upstream Single Square 13.4 0 1.5 15.5 Live-bed Non-cohesive 0.2 0.48 0.67 1.1 1.8 Insignificant 1.6 0.1
MN Mississippi River 58 Mississippi River at S.R. 3 at St. Paul, MN 10 3/28/1969 14:30 Upstream Single Square 10.9 0 2.2 14.0 Live-bed Non-cohesive 0.2 0.48 6.7 1.1 1.8 Insignificant 1.7 0.1
MO Chariton River 80 Chariton River near Prairie Hill, MO 2 5/24/1995 Upstream Single Round 7.23 0 6.8 18.2 Live-bed Unknown Substantial 12.8 0.5
MO Chariton River 80 Chariton River near Prairie Hill, MO 2 7/8/1993 Upstream Single Round 14.34 0 8.0 17.1 Live-bed Unknown Substantial 21.1 0.5
MO Chariton River 80 Chariton River near Prairie Hill, MO 2 3/29/1960 Upstream Single Round 9.58 0 7.2 15.4 Live-bed Non-Cohesive Substantial 15.3 0.5
MO Chariton River 80 Chariton River near Prairie Hill, MO 2 5/8/1978 Upstream Single Round 13.36 0 7.0 18.0 Live-bed Unknown Substantial 19.2 0.5
MO Chariton River 80 Chariton River near Prairie Hill, MO 2 4/22/1973 Upstream Single Round 13.28 0 5.3 19.1 Live-bed Non-Cohesive Substantial 17.1 0.5
MO Mississippi River 75 Mississippi River at I-255 (Jefferson Barracks Bridge) near St. Louis, MO 8 9/16/1993 Upstream Single Square 9.3 0 3.5 36.2 Live-bed Non-cohesive 0.28 0.7 2.1 4.6 2.7 Insignificant 14.0 2.0
MO Mississippi River 75 Mississippi River at I-255 (Jefferson Barracks Bridge) near St. Louis, MO 9 7/14/1993 Upstream Single Square 9.6