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 USGS Station 08033500
NECHES RIVER NEAR ROCKLAND, TX

NECHES RIVER MAIN STEM

Latitude: 31^01'29"; Longitude: 94^23'55"
Hydrologic Unit Code: 12020003
Drainage area: 3,636 square miles.
Additional information is available about this station.
Use these links to retrieve Streamflow Hydrograph, or tab-separated ASCII file of monthly data.

Summary of Monthly Flows (1961-90)for Station 08033500

                                           MEDIAN   
                     25             75     CUMU-    
                   QUAR            QUAR-   LATIVE   
PERIOD      AVG.    ILE   MEDIAN   TILE    RUNOFF   
           (cfs)   (cfs)   (cfs)   (cfs)   (inch)   
-------------------------------------------------
OCT.	     548     106     209     592    0.07
NOV.	    1132     189     656    1334    0.32
DEC.	    2379     486    1312    3454    0.76
OCT-DEC	    1353     287     811    1994
CALYEAR	    2070     859    1870    2918

JAN.	    2915    1372    2348    3780    1.44
FEB.	    3277    1368    3183    4699    2.71
MAR.	    3284    1394    2789    4886    3.81
JAN-MAR	    3158    1478    2907    4495
OCT-MAR	    2255    1015    2035    3157

APR.	    3613    1593    2372    5044    4.77
MAY	    3841    1099    2689    5958    6.75
JUNE	    2664     467    1246    3723    7.09
APR-JUN	    3372    1324    2735    5099

JULY	    1203     211     329    1626    7.17
AUG.	     303    84.1     163     406    7.21
SEP.	     471    90.8     220     406    7.27
JUL-SEP	     659     128     336     828
APR-SEP	    2015     727    1629    2762

WATYEAR	    2129     953    1946    3122

Extreme High and Low Monthly and Daily Average Flows for Station 08033500

                    SECOND     THIRD                             SECOND     THIRD                
        MON.  HI.  MON.  HI.  MON.  HI.  DAILY  HI.  MON.  LO.  MON.  LO.  MON.  LO.  DAILY  LO. 
       ----------- ---------- ---------- ---------- ---------- ---------- ---------- ----------  
        FLOW  YR.  FLOW  YR.  FLOW  YR.  FLOW   YR.  FLOW  YR.  FLOW  YR.  FLOW  YR.  FLOW   YR. 
PERIOD  (cfs)      (cfs)      (cfs)      (cfs)       (cfs)      (cfs)      (cfs)      (cfs)      
------ ----------- ---------- ---------- ---------- ---------- ---------- ---------- ----------
OCT.	4832.   74 2934.   20 2481.   58 10900.  20 3.38    57 9.66    53 14.20   32 1.60    57 
NOV.	9493.   47 8385.   42 8001.   26 30400.   8 12.     11 27.30    5 28.40   57 5.30    57 
DEC.	14562.  41 9320.   24 8756.   61 24800.  41 60.10   57 101.    11 147.    56 9.      11 
JAN.	12314.  61 11671.  32 11500.  74 35800.  20 105.    57 252.    56 263.    81 67.     57 
FEB.	14094.  46 13972.  32 9824.   50 33600.  32 341.    57 368.    71 400.    11 230.    18 
MAR.	9575.   24 9549.   69 8651.   46 30400.  22 362.    18 385.    25 475.    67 188.    18 
APR.	18612.  22 18377.  45 14111.  23 45200.  22 233.    25 282.