LOADEST Applications

This page contains a bibliography of LOADEST applications that have been published as USGS reports or as journal articles. Access to HTML and PDF versions of the publications is provided where possible. Note that access to journal articles may be restricted to site visitors with personal or institutional subscriptions to the specific journals. Access to PDF files () requires Adobe Reader or an alternate PDF viewer.

Aguilera, R., Marce, R., Sabater, S., 2013,
Modeling nutrient retention at the watershed scale: Does small stream research apply to the whole river network?: Journal of Geophysical Research: Biogeosciences, v. 118, no. 2, p. 728-740, doi: 10.1002/jgrg.20062
DOI | PDF

Aulenbach, B.T., 2006,
Annual dissolved nitrite plus nitrate and total phosphorus loads for the Susquehanna, St. Lawrence, Mississippi-Atchafalaya, and Columbia River Basins, 1968-2004: U.S. Geological Survey Open-File Report 2006-1087, 16 p.
HTML | PDF (1MB)

Aulenbach, B.T., Buxton, H.T., Battaglin, W.A., and Coupe, R.H., 2007,
Streamflow and nutrient fluxes of the Mississippi-Atchafalaya River Basin and subbasins for the period of record through 2005: U.S. Geological Survey Open-File Report 2007-1080, http://toxics.usgs.gov/pubs/of-2007-1080/
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Aulenbach, B.T., 2013,
Improving regression-model-based streamwater constituent load estimates derived from serially correlated data: Journal of Hydrology, v. 503, p. 55-66, doi: 10.1016/j.jhydrol.2013.09.001
DOI | PDF

Balch, W., Huntington, T., Aiken, G., Drapeau, D., Bowler, B., Lubelczyk, L., Butler, K., 2016,
Toward a quantitative and empirical dissolved organic carbon budget for the Gulf of Maine, a semienclosed shelf sea : Global Biogeochemical Cycles, v. 30, no. 2, p. 268–292, http://dx.doi.org/10.1002/2015GB005332

Bastola, S., Misra, V., 2015,
Seasonal hydrological and nutrient loading forecasts for watersheds over the Southeastern United States : Environmental Modelling & Software, v. 73, p. 90-102, http://dx.doi.org/10.1016/j.envsoft.2015.08.005

Battaglin, W.A., Aulenbach, B.T., Vecchia, A., and Buxton, H.T., 2009,
Changes in streamflow and the flux of nutrients in the Mississippi-Atchafalaya River Basin, USA, 1980–2007: U.S. Geological Survey Scientific Investigations Report 2009–5164, 48 p.
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Bellmore, R.A., Harrison, J.A., Needoba, J.A., Brooks, E.S., Keller, C.K., 2015),
Hydrologic control of dissolved organic matter concentration and quality in a semiarid artificially drained agricultural catchment : Water Resour. Res., v. 51, http://dx.doi.org/10.1002/2015WR016884

Brown, C.A., and Ozretich, R.J., 2009,
Coupling between the coastal ocean and Yaquina Bay, Oregon: Importance of oceanic inputs relative to other nitrogen sources: Estuaries and Coasts, v. 32, no. 2, p. 219-237, doi: 10.1007/s12237-008-9128-6
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Buto, S.G., Kenney, T.A., and Gerner, S.J., 2010,
Land disturbance associated with oil and gas development and effects of development-related land disturbance on dissolved-solids loads in streams in the Upper Colorado River Basin, 1991, 2007, and 2025: U.S. Geological Survey Scientific Investigations Report 2010–5064, 56 p.
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Carling, G.T., Tingey, D.G., Fernandez, D.P., Nelson, S.T., Aanderud, Z.T., Goodsell, T.H., Chapman, T.R., 2015,
Evaluating natural and anthropogenic trace element inputs along an alpine to urban gradient in the Provo River, Utah, USA : Applied Geochemistry, v. 63, p. 398-412, http://dx.doi.org/10.1016/j.apgeochem.2015.10.005

Clark, M.L., and Mason, J.P., 2006,
Water-quality characteristics, including sodium-adsorption ratios, for four sites in the Powder River drainage basin, Wyoming and Montana, water years 2001-2004: U.S. Geological Survey Scientific Investigations Report 2006-5113, 22 p.
HTML | PDF (1.7MB)

Crain, A.S., and Martin, G.R., 2009,
Concentrations, and estimated loads and yields of total nitrogen and total phosphorus at selected stations in Kentucky, 1979–2004: U.S. Geological Survey Scientific Investigations Report 2009–5240, 48 p.
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Dalby, C., 2006,
Use of regression and time-series methods to estimate a sediment budget for Nevada Creek Reservoir, Montana, USA: Proceedings of the 2006 AWRA Summer Specialty Conference: Adaptive Management of Water Resources
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Dasa, S.K., Nga, A.W.M., Pereraa, B.J.C. and Adhikarya, S.K., 2013,
Effects of climate and landuse activities on water quality in the Yarra River catchment : 20th International Congress on Modelling and Simulation, Adelaide, Australia, 1–6 December 2013 https://doi.org/10.36334/modsim.2013.L8.das

Deacon, J.R., Smith, T.E., Johnston, C.M., Moore, R.B., Weidman, R.M., and Blake, L.J., 2006,
Assessment of total nitrogen in the Upper Connecticut River Basin in New Hampshire, Vermont, and Massachusetts, December 2002-September 2005: U.S. Geological Survey Scientific Investigations Report 2006-5144, 89 p.
HTML | PDF (41.4MB)

Debele, B., Srinivasan, R., Parlange, J.-Y., 2009,
Hourly analyses of hydrological and water quality simulations using the ESWAT model: Water Resources Management, v. 23, no. 2, p. 303-324, doi: 10.1007/s11269-008-9276-2
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Diaz, X., Johnson, W.P., Naftz, D.L., 2009,
Selenium mass balance in the Great Salt Lake, Utah : Science of The Total Environment, v. 407, no. 7, p. 2333-2341, doi: 10.1016/j.scitotenv.2008.11.029
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Domagalski, J., Majewski, M.S., Alpers, C.N., Eckley, C.S., Eagles-Smith, C.A., Schenk, L., Wherry, S., 2016,
Comparison of mercury mass loading in streams to atmospheric deposition in watersheds of Western North America: Evidence for non-atmospheric mercury sources : Science of The Total Environment, v. 568, p. 638-650, http://dx.doi.org/10.1016/j.scitotenv.2016.02.112

Donato, M.M., 2006,
Annual trace-metal load estimates and flow-weighted concentrations of cadmium, lead, and zinc in the Spokane River Basin, Idaho and Washington, 1999-2004: U.S. Geological Survey Scientific Investigations Report 2006-5188, 38 p.
HTML | PDF (1MB)

Donato, M.M., and MacCoy, D.E., 2005,
Phosphorus and suspended sediment load estimates for the lower Boise River, Idaho, 1994-2002 (version 2.00): U.S. Geological Survey Scientific Investigations Report 2004-5235, 30 p.
HTML | PDF (1.1MB)

Dornblaser, M.M., and Striegl, R.G., 2007,
Nutrient (N, P) loads and yields at multiple scales and subbasin types in the Yukon River basin, Alaska: Journal of Geophysical Research, v. 112, G04S57, doi:10.1029/2006JG000366.
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Dornblaser, M. M., and R. G. Striegl, 2009,
Suspended sediment and carbonate transport in the Yukon River Basin, Alaska: Fluxes and potential future responses to climate change: Water Resources Research, v. 45, W06411, doi:10.1029/2008WR007546
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Dornblaser, M.M., Striegl, R.G., 2015,
Switching predominance of organic versus inorganic carbon exports from an intermediate-size subarctic watershed : Geophysical Research Letters, v. 42, p. 386–394,
http://dx.doi.org/10.1002/2014GL062349

Elias, E., Laband, D., Dougherty, M., 2013,
Estimating the Public Water Supply Protection Value of Forests : Journal of Contemporary Water Research & Education, v. 152, p. 94-104, http://dx.doi.org/10.1111/j.1936-704X.2013.03171.x

Eshleman, K.N., Kline, K.M., Morgan II, R.P., Castro, N.M., and Negley, T.L., 2008
Contemporary trends in the acid-base status of two acid-sensitive streams in western Maryland: Environmental Science & Technology, v. 42, no. 1, p. 56-61, doi:10.1021/es071195e.
HTML | PDF (630KB)

Fasching, C., Ulseth, A.J., Schelker, J., Steniczka, G. and Battin, T.J., 2016,
Hydrology controls dissolved organic matter export and composition in an Alpine stream and its hyporheic zone : Limnology and Oceanography, v. 61, p. 558-571. https://doi.org/10.1002/lno.10232 http://dx.doi.org/10.1002/lno.10232

Foster, K., and Kenney, T.A., 2010,
Dissolved-solids load in Henrys Fork upstream from the confluence with Antelope Wash, Wyoming, water years 1970–2009: U.S. Geological Survey Scientific Investigations Report 2010–5048, 16 p.
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Frederick, Z.A., Anderson, S.P., Striegl, R.G., 2012,
Annual estimates of water and solute export from 42 tributaries to the Yukon River: Hydrological Processes, v. 26, no. 13, p. 1949-1961, doi: 10.1002/hyp.8255
DOI | PDF

Garrett, J.D., 2012,
Concentrations, loads, and yields of select constituents from major tributaries of the Mississippi and Missouri Rivers in Iowa, water years 2004–2008: U.S. Geological Survey Scientific Investigations Report 2012–5240, 61 p.
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Huntington, T.G., Aiken, G.R., 2013,
Export of dissolved organic carbon from the Penobscot River basin in north-central Maine: Journal of Hydrology, v. 476, p. 244-256, doi: 10.1016/j.jhydrol.2012.10.039
DOI | PDF

Huotari, J, Nykänen, H., Forsius, M., Arvola, L., 2013,
Effect of catchment characteristics on aquatic carbon export from a boreal catchment and its importance in regional carbon cycling : Global Change Biology, v. 19, p. 3607-3620, http://dx.doi.org/10.1111/gcb.12333

Jacobson, R.B., Blevins, D.W. and Bitner, C.J., 2009,
Sediment regime constraints on river restoration--An example from the Lower Missouri River: Geological Society of America Special Paper 451, p. 1-22. (in Management and Restoration of Fluvial Systems with Broad Historical Changes and Human Impacts, James, L.A., Rathburn, S.L., and Whittecar, G.R., eds.)
PDF (1.9MB)

Johnson, M.S., Woodbury, P.B., Pell, A.N., Lehmann, J., 2007,
Land-use change and stream water fluxes: Decadal dynamics in watershed nitrate exports: Ecosystems, v. 10, no. 7, p. 1182-1196, doi: 10.1007/s10021-007-9091-2
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Kenney T.A., Gerner S.J., Buto S.G., and Spangler L.E., 2009,
Spatially referenced statistical assessment of dissolved-solids load sources and transport in streams of the Upper Colorado River Basin: U.S. Geological Survey Scientific Investigations Report 2009-5007, 50 p.
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Lee, C., Foster, G., 2013,
Assessing the potential of reservoir outflow management to reduce sedimentation using continuous turbidity monitoring and reservoir modelling : Hydrol. Process. v. 27, p. 1426-1439, http://dx.doi.org/10.1002/hyp.9284

Leib, K.J., 2008,
Concentrations and loads of selenium in selected tributaries to the Colorado River in the Grand Valley, western Colorado, 2004-2006: U.S. Geological Survey Scientific Investigations Report 2008-5036, 36 p.
HTML | PDF (13.7MB)

Lewis, T., Lamoureux, S.F., 2010,
Twenty-first century discharge and sediment yield predictions in a small high Arctic watershed: Global and Planetary Change, v. 71, p. 27-41, doi: 10.1016/j.gloplacha.2009.12.006
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Lorenz, D.L., Robertson, D.M., Hall, D.W., and Saad, D.A., 2009,
Trends in streamflow and nutrient and suspended-sediment concentrations and loads in the Upper Mississippi, Ohio, Red, and Great Lakes River Basins, 1975–2004: U.S. Geological Survey Scientific Investigations Report 2008–5213, 81 p.
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Maret, T.R., MacCoy, D.E., and Carlisle, D.M., 2008,
Long-term water quality and biological responses to multiple best management practices in Rock Creek, Idaho: Journal of the American Water Resources Association, v. 44, no. 5, p. 1248-1269, doi:10.1111/j.1752-1688.2008.00221.x
HTML | PDF (1.3MB)

Mayo, J.W., and Leib, K.J., 2012,
Flow-adjusted trends in dissolved selenium load and concentration in the Gunnison and Colorado Rivers near Grand Junction, Colorado, water years 1986–2008: U.S. Geological Survey Scientific Investigations Report 2012–5088, 33 p.
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McCarty, J.A., Haggard, B.E., Matlock, M.D., Pai, N., Saraswat, D., 2026,
Post-Model Validation of a Deterministic Watershed Model Using Monitoring Data : Transactions of the ASABE, v. 59, no. 2, p. 497-508, http://dx.doi.org/10.13031/trans.59.11202

McClelland, J. W., Stieglitz, M., Pan, F., Holmes, R.M., and Peterson, B.J., 2007,
Recent changes in nitrate and dissolved organic carbon export from the upper Kuparuk River, North Slope, Alaska: Journal of Geophysical Research, v. 112, G04S60, doi:10.1029/2006JG000371.
HTML | PDF (978KB)

McClelland, J.W., Holmes, R.M., Peterson, B.J., Raymond, P.A., Striegl, R.G., Zhulidov, A.V., Zimov, S.A., Zimov, N., Tank, S.E., Spencer, R.G.M., Staples, R., Gurtovaya, T.Y., Griffin, C.G., 2016,
Particulate organic carbon and nitrogen export from major Arctic rivers : Global Biogeochem. Cycles, v. 30, p. 629–643, http://dx.doi.org/10.1002/2015GB005351

McCleskey, R.B., Clor, L.E., Lowenstern, J.B., Evans, W.C., Nordstrom, D.K., Heasler, H., and Huebner, M.A., 2012,
Solute and geothermal flux monitoring using electrical conductivity in the Madison, Firehole, and Gibbon Rivers, Yellowstone National Park: Applied Geochemistry, v. 27, no. 12, p. 2370-2381, doi: 10.1016/j.apgeochem.2012.07.019
DOI | PDF

Medalie, L., 2007,
Concentrations and loads of nutrients and suspended sediments in Englesby Brook and Little Otter Creek, Lake Champlain Basin, Vermont, 2000–2005: U.S. Geological Survey Scientific Investigations Report 2007–5074, 50 p.
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Miller, C.V., Gutierrez-Magness, A.L., Feit Majedi, B.L., and Foster, G.D., 2007,
Water quality in the Upper Anacostia River, Maryland: Continuous and discrete monitoring with simulations to estimate concentrations and yields, 2003–05 : U.S. Geological Survey Scientific Investigations Report 2007–5142, 43 p.
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Morrison, J., and Colombo, M.J., 2006,
Surface-water quality and nutrient loads in the Nepaug Reservoir watershed, northwestern Connecticut, 1999-2001: U.S. Geological Survey Scientific Investigations Report 2006-5272, 36 p.
HTML | PDF (1.2MB)

Morrison, J., and Colombo, M.J., 2008,
Nutrient loading and algal response in West Thompson Lake, Thompson, Connecticut, 2003–2005: U.S. Geological Survey Scientific Investigations Report 2008–5072, 79 p.
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Mueller, D.K., and Spahr, N.E., 2006,
Nutrients in streams and rivers across the Nation -- 1992-2001: U.S. Geological Survey Scientific Investigations Report 2006-5107, 44 p.
HTML | PDF (10.4MB)

Naftz, D.L., Bullen, T.D., Stolp, B.J., Wilkowske, C.D., 2008,
Utilizing geochemical, hydrologic, and boron isotopic data to assess the success of a salinity and selenium remediation project, Upper Colorado River Basin, Utah: Science of The Total Environment, v. 392, no. 1, p. 1-11, doi: 10.1016/j.scitotenv.2007.10.047
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Naftz, D.L., Johnson, W.P., Freeman, M.L., Beisner, K., Diaz, X., and Cross, V.A., 2009,
Estimation of Selenium Loads Entering the South Arm of Great Salt Lake, Utah, from May 2006 through March 2008: U.S. Geological Survey Scientific Investigations Report 2008–5069, 40 p.
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Oh, N.-H., and Raymond, P.A., 2006,
Contribution of agricultural liming to riverine bicarbonate export and CO2 sequestration in the Ohio River basin: Global Biogeochemical Cycles, v. 20, GB3012, doi:10.1029/2005GB002565.
HTML | PDF (3.44MB)

Park, Y.S., Engel, B.A., Frankenberger, J., Hwang, H., 2015,
A Web-Based Tool to Estimate Pollutant Loading Using LOADEST : Water, v. 7, no. 9, p. 4858-4868, http://dx.doi.org/10.3390/w7094858

Purvis, R.A., Fox, G.A., Penn, C.J., Storm, D.E., Parnell, A., 2016,
Estimating Streambank Phosphorus Loads at the Watershed Scale with Uncertainty Analysis Approach : Journal of Hydrologic Engineering, v. 21, no. 9, http://dx.doi.org/10.1061/(ASCE)HE.1943-5584.0001402

Qian, Y., Migliaccio, K.W., Wan, Y., Li, Y., 2007,
Trend analysis of nutrient concentrations and loads in selected canals of the Southern Indian River Lagoon, Florida: Water, Air, & Soil Pollution, v. 186, no. 1, p. 195-208, doi: 10.1007/s11270-007-9477-y
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Raymond, P.A., and Oh, N.-H., 2007,
An empirical study of climatic controls on riverine C export from three major U.S. watersheds: Global Biogeochemical Cycles, v. 21, GB2022, doi:10.1029/2006GB002783.
HTML | PDF (357KB)

Rebich, R.A., and Demcheck, D.K., 2007,
Trends in nutrient and sediment concentrations and loads in major river basins of the south-central United States, 1993-2004: U.S. Geological Survey Scientific Investigations Report 2007-5090, 112 p.
HTML | PDF (18.8MB)

Richards, R.J., and Leib, K.J., 2011,
Characterization of hydrology and salinity in the Dolores project area, McElmo Creek Region, southwest Colorado, 1978–2006: U.S. Geological Survey Scientific Investigations Report 2010–5218, 38 p.
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Schaefer, S.C., Hollibaugh, J.T., Alber, M., 2009,
Watershed nitrogen input and riverine export on the west coast of the US: Biogeochemistry, v. 93, no. 3, p. 219-233, doi: 10.1007/s10533-009-9299-7
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Schaffrath, K.R., 2012,
Surface-water salinity in the Gunnison River Basin, Colorado, water years 1989 through 2007: U.S. Geological Survey Scientific Investigations Report 2012–5128, 47 p.
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Sen, S., Haggard, B.E., Chaubey, I., Brye, K.R., Costello, T.A., Matlock, M.D., 2007,
Sediment phosphorus release at Beaver Reservoir, Northwest Arkansas, USA, 2002–2003: A Preliminary Investigation: Water, Air, & Soil Pollution, v. 179, no. 1, p. 67-77, doi: 10.1007/s11270-006-9214-y
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Shields, F.D. Jr., Lizotte, R.E. Jr., Knight, S.S., Cooper, C.M., Wilcox, D., 2010,
The stream channel incision syndrome and water quality: Ecological Engineering, v. 36, no. 1, p. 78-90, doi: 10.1016/j.ecoleng.2009.09.014
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Sickman, J.O., Zanoli, M.J., and Mann, H.L., 2007,
Effects of urbanization on organic carbon loads in the Sacramento River, California: Water Resources Research, v. 43, W11422, doi:10.1029/2007WR005954
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Spahr, N.E., Dubrovsky, N.M., Gronberg, J.M., Franke, O.L., and Wolock, D.M., 2010,
Nitrate loads and concentrations in surface-water base flow and shallow groundwater for selected basins in the United States, water years 1990–2006: U.S. Geological Survey Scientific Investigations Report 2010–5098, 39 p.
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Sprague, L.A., Clark, M.L., Rus, D.L., Zelt, R.B., Flynn, J.L., and Davis, J.V., 2006,
Nutrient and Suspended-Sediment Trends in the Missouri River Basin, 1993-2003: U.S. Geological Survey Scientific Investigations Report 2006-5231, 80 p.
HTML | PDF (10.2MB)

Spruill, T.B., Jen, P.S., and Rasmussen, R.B., 2006,
Suspended sediment and nutrients in the upper Cape Fear River basin, North Carolina, 2002-04, with an analysis of temporal changes, 1976-2004: U.S. Geological Survey Scientific Investigations Report 2005-5271, 40 p.
HTML | PDF (3.1MB)

Stackpoole, S.M., Stets, E.G., Striegl, R.G., 2014,
The impact of climate and reservoirs on longitudinal riverine carbon fluxes from two major watersheds in the Central and Intermontane West : J. Geophys. Res. Biogeosci., v. 119, p. 848-863, http://dx.doi.org/10.1002/2013JG002496

Stenback, G.A., Crumpton, W.G., Schilling, K.E., and Helmers, M.J., 2011,
Rating curve estimation of nutrient loads in Iowa rivers: Journal of Hydrology, v. 396, p. 158-169, doi: 10.1016/j.jhydrol.2010.11.006
DOI | PDF

Stets, E.G., Striegl, R.G., Aiken, G.R., Rosenberry, D.O., Winter, T.C., 2009,
Hydrologic support of carbon dioxide flux revealed by whole-lake carbon budgets: Journal of Geophysical Research Biogeosciences, v. 114 G01008 doi: 10.1029/2008JG000783
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Stets, E.G., Kelly, V.J., Crawford, C.G., 2014,
Long-term trends in alkalinity in large rivers of the conterminous US in relation to acidification, agriculture, and hydrologic modification : Science of The Total Environment, v. 488–489, p. 280-289, http://dx.doi.org/10.1016/j.scitotenv.2014.04.054

Stets, E.G., Kelly, V.J., Crawford, C.J., 2015,
Regional and Temporal Differences in Nitrate Trends Discerned from Long-Term Water Quality Monitoring Data : Journal of the American Water Resources Association, v. 51, no. 5, p. 1394-1407, http://dx.doi.org/10.1111/1752-1688.12321

Striegl, R.G., Aiken, G.R., Dornblaser, M.M., Raymond, P.A., and Wickland, K.P., 2005,
A decrease in discharge-normalized DOC export by the Yukon River during summer through autumn: Geophysical Research Letters, v. 32, L21413, doi:10.1029/2005GL024413
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Striegl, R. G., Dornblaser, M.M., Aiken, G.R., Wickland, K.P., and Raymond, P.A., 2007,
Carbon export and cycling by the Yukon, Tanana, and Porcupine rivers, Alaska, 2001-2005: Water Resources Research, v. 43, W02411, doi:10.1029/2006WR005201
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Stubbins, A., Spencer R.G.M., Mann, P.J., Holmes, R.M., McClelland, J.W., Niggemann, J., Dittmar, T., 2015,
Utilizing colored dissolved organic matter to derive dissolved black carbon export by arctic rivers : Front. Earth Sci., v. 3, 63, http://dx.doi.org/10.3389/feart.2015.00063

Tamm, T., Noges, T., Jarvet, A., Bouraoui, F., 2008,
Contributions of DOC from surface and groundflow into Lake Vortsjarv (Estonia): Hydrobiologia, v. 599, no. 1, p. 213-220, doi: 10.1007/s10750-007-9189-8
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Teshager, A.D., Gassman, P.W., Secchi, S., Schoof, J.T., Misgna, G., 2026,
Modeling Agricultural Watersheds with the Soil and Water Assessment Tool (SWAT): Calibration and Validation with a Novel Procedure for Spatially Explicit HRUs : Environmental Management, v. 57, p. 894-911, http://dx.doi.org/10.1007/s00267-015-0636-4

Tesoriero, A.J., Duff, J.H., Wolock, D.M., Spahr, N.E., and Almendinger, J.E., 2009,
Identifying pathways and processes affecting nitrate and orthophosphate inputs to streams in agricultural watersheds: Journal of Environmental Quality, v. 38, p. 1892-1900, doi:10.2134/jeq2008.0484
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Thomas, J.C., 2009,
Analysis of dissolved selenium loading from surface water and groundwater to Sweitzer Lake, Colorado, 2006–07: U.S. Geological Survey Scientific Investigations Report 2009–5048, 19 p.
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Thomas, J.C., Leib, K.J., and Mayo, J.W., 2008
Analysis of dissolved selenium loading for selected sites in the lower Gunnison River basin, Colorado, 1978-2005: U.S. Geological Survey Scientific Investigations Report 2007-5287, 25 p.
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Tortorelli, R.L., 2006,
Nutrient concentrations, loads, and yields in the Eucha-Spavinaw basin, Arkansas and Oklahoma, 2002-2004: U.S. Geological Survey Scientific Investigations Report 2006-5250, 44 p.
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Tortorelli, R.L., 2008,
Nutrient concentrations, loads, and yields in the Eucha-Spavinaw Basin, Arkansas and Oklahoma, 2002–2006: U.S. Geological Survey Scientific Investigations Report 2008–5174, 56 p.
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Tortorelli, R.L., and Pickup, B.E., 2006,
Phosphorus concentrations, loads, and yields in the Illinois River basin, Arkansas and Oklahoma, 2000-2004: U.S. Geological Survey Scientific Investigations Report 2006-5175, 38 p.
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Yang, G., Best, E.P.H., Whiteaker, T., Teklitz, A., Yeghiazarian, L., 2014,
A screening-level modeling approach to estimate nitrogen loading and standard exceedance risk, with application to the Tippecanoe River watershed, Indiana : Journal of Environmental Management, v. 135, p. 1-10, http://dx.doi.org/10.1016/j.jenvman.2014.01.003

Yen, H., Su, Y., Wolfe, J.E. III, Chen, S., Hsu, Y., Tseng, W., Brady, D.M., Jeong, J., Arnold, J.G., 2015,
Assessment of input uncertainty by seasonally categorized latent variables using SWAT : Journal of Hydrology, v. 531, Part 3, p. 685-695, http://dx.doi.org/10.1016/j.jhydrol.2015.10.058

Zhang, W., Swaney, D.P., Hong, B., Howarth, R.W., Han, H, Li, X., 2015,
Net anthropogenic phosphorus inputs and riverine phosphorus fluxes in highly populated headwater watersheds in China : Biogeochemistry, v. 126, p. 269-283, http://dx.doi.org/10.1007/s10533-015-0145-9

Zhang, W.S., Swaney, D.P., Li, X.Y., Hong, B., Howarth, R.W., Ding, S.H., 2015,
Anthropogenic point-source and non-point-source nitrogen inputs into Huai River basin and their impacts on riverine ammonia–nitrogen flux : Biogeosciences, v. 12, p. 4275-4289, http://dx.doi.org/10.5194/bg-12-4275-2015, 2015.

Zhang, W., Swaney, D.P., Hong, B., Howarth, R.W., Li, X., 2017
Influence of rapid rural-urban population migration on riverine nitrogen pollution: perspective from ammonia-nitrogen : Environ Sci Pollut Res, v. 24, p. 27201–27214, http://dx.doi.org/10.1007/s11356-017-0322-6