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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 442649103520200 SPEARFISH CR BLW ROBISON GULCH ABV SPLIT ROCK
Lawrence County, South Dakota
Hydrologic Unit Code 10120203
Latitude  44°26'49", Longitude 103°52'02" NAD27
Gage datum 3,900.00 feet above NGVD29
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 
152006-06-08 12:00MDTYesNEDUSGS0.00 Excellent NONE
142006-05-18 11:00MDTYesJLWUSGS18.9 FairVegetationLightNONE
132006-05-12 10:36MDTYesJAPUSGS34.3 GoodClearNONE
122006-05-07 10:50MDTYesBCEUSGS32.7 GoodDebrisModerateNONE
112006-05-06 10:05MDTYesBCEUSGS36.9 GoodDebrisModerateNONE
102006-05-05 13:25MDTYesBCEUSGS43.4 GoodDebrisModerateNONE
92005-05-13 13:50MDTYesRKHUSGS27.6 GoodClearNONE
82005-05-12 12:05MDTYesRKHUSGS22.0 GoodClearNONE
72000-10-07 14:40MDTYesJSC/JLWUSGS39.69.36-0.170.50Good NONE
62000-10-07 10:00MDTYesJLWUSGS36.69.350.000.50Fair NONE
52000-10-06 16:30MDTYesJSCUSGS34.09.200.000.50Unspecified NONE
42000-10-06 11:15MDTYesJSCUSGS15.68.95-0.030.50Good NONE
32000-10-05 17:00MDTYesJSCUSGS12.88.86-0.030.50Fair NONE
22000-10-05 12:00MDTYesJLWUSGS3.638.560.000.40Fair NONE
12000-10-04 16:00MDTYesJLWUSGS0.00 Excellent NONE