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 USGS Station 06630000
NORTH PLATTE RIVER ABOVE SEMINOE RESERVOIR, NEAR SINCLAIR, WY

PLATTE RIVER BASIN

Latitude: 41^52'20"; Longitude: 107^03'25"
Hydrologic Unit Code: 10180002
Drainage area: 4,175 square miles, of which 114 mi2 is probably non-contributing.
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 06630000

                                           MEDIAN   
                     25             75     CUMU-    
                   QUAR            QUAR-   LATIVE   
PERIOD      AVG.    ILE   MEDIAN   TILE    RUNOFF   
           (cfs)   (cfs)   (cfs)   (cfs)   (inch)   
-------------------------------------------------
OCT.	     449     282     369     609    0.10
NOV.	     447     329     398     564    0.21
DEC.	     362     303     354     428    0.31
OCT-DEC	     419     305     379     533
CALYEAR	    1217     787    1251    1542

JAN.	     327     272     332     386    0.39
FEB.	     362     312     341     405    0.47
MAR.	     563     403     507     736    0.63
JAN-MAR	     417     341     404     526
OCT-MAR	     418     331     386     515

APR.	    1468    1056    1135    1880    0.99
MAY	    3255    1943    2925    4362    1.77
JUNE	    4605    2878    4600    6510    3.15
APR-JUN	    3109    1815    3100    4144

JULY	    1660     616    1311    2307    3.80
AUG.	     553     319     472     691    3.98
SEP.	     352     214     281     490    4.07
JUL-SEP	     855     384     675    1159
APR-SEP	    1982    1166    2073    2601

WATYEAR	    1201     743    1251    1504

Extreme High and Low Monthly and Daily Average Flows for Station 06630000

                    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.	1036.   66 1027.   62 777.    85 1780.   62 157.    57 171.    64 176.    56 100.    57 
NOV.	745.    66 744.    87 691.    85 991.    62 240.    53 244.    57 265.    61 140.    57 
DEC.	499.    83 494.    72 468.    84 700.    72 226.    53 227.    64 246.    76 145.    40 
JAN.	449.    80 444.    66 443.    69 615.    80 181.    63 186.    64 193.    77 155.    64 
FEB.	643.    62 560.    86 468.    71 2310.   62 193.    64 213.    55 227.    44 176.    64 
MAR.	1190.   86 957.    89 884.    60 4800.   60 205.    64 259.    55 287.    44 162.    64 
APR.	4390.   62 3046.   52 2690.   86 7460.   62 508.    81 722.