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Streamflow Measurements for the Nation


USGS 06403850 GRIZZLY BEAR CREEK NEAR KEYSTONE,SD


Pennington County, South Dakota
Hydrologic Unit Code 10120109
Latitude  43°52'41", Longitude 103°26'14" NAD27
Drainage area 8.84  square miles
Contributing drainage area 8.84  square miles
Gage datum 4,490.87 feet above NAVD88
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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
 
342024-06-25 14:33:02MDTYesLGM/TPBUSGS1.282.430.020.50PoorVegetationModerateNONE
332023-06-13 08:27:05MDTYesLGMUSGS4.322.66 0.60FairDebrisLightNONE
322021-05-24 16:51:08MDTYesGMFUSGS10.62.91-0.020.61GoodVegetationModerateNONE
312019-05-28 11:26:09MDTYeskmd/csuUSGS4255.55 FairDebrisModerateNONE
302018-07-17 14:24MDTYeskmd/jmeUSGS16.73.07-0.050.60FairDebrisLightNONE
292018-05-11 11:06MDTYeskmdUSGS1.572.540.000.28FairDebrisLightNONE
282016-05-23 11:18MDTYesRMBUSGS18.83.24 GoodDebrisLightNONE
272013-10-11 10:11:06MDTYesDLRUSGS4215.72-0.060.50FairClearNONE
262013-08-06 08:47:05MDTYesNEDUSGS23.93.56-0.060.50FairDebrisLightNONE
252013-04-05 11:03:05MDTYesNEDUSGS0.552.450.010.30PoorClearNONE
242012-09-04 13:27MDTYesNEDUSGS0.00 ExcellentNoFlowNONE
232011-05-19 12:00MDTYesNEDUSGS8.583.220.100.50FairClearNONE
222010-05-24 17:12MDTYesNED/RMYUSGS1655.050.100.50FairVegetationModerateNONE
212009-04-20 11:25MDTYesDLRUSGS12.33.200.040.50GoodDebrisLightNONE
202008-05-24 14:50MDTYesDLRUSGS85.54.39-0.020.50GoodDebrisLightNONE
192008-05-24 10:45MDTYesDLRUSGS1354.69-0.020.80GoodDebrisLightNONE
182005-05-31 10:30MDTYesNEDUSGS5.672.880.00 GoodClearNONE
172005-03-11 13:40MSTYesNEDUSGS0.292.520.000.30PoorIceCoverNONE
162004-08-17 08:53MDTYesNEDUSGS0.00 ExcellentClearNONE
152003-06-09 10:45MDTYesDLRUSGS1.152.590.000.30FairClearNONE
142002-06-17 09:55MDTYesDLRUSGS0.732.540.000.40FairClearNONE
132001-07-18 10:05MDTYesDLRUSGS6.372.850.000.50GoodClearNONE
122001-06-05 09:58MDTYesNEDUSGS22.73.340.000.50GoodClearNONE
112001-04-10 11:20MDTYesDLRUSGS3.382.710.000.50GoodClearNONE
102000-06-20 11:15MDTYesDLRUSGS1.292.510.000.20FairClearNONE
91999-08-04 09:20MDTYesDLRUSGS5.852.770.000.50GoodClearNONE
81999-05-28 10:45MDTYesDLRUSGS3.592.740.000.50GoodClearNONE
71999-04-13 10:30MDTYesDLRUSGS4.452.770.000.50GoodClearNONE
61998-11-17 14:45MSTYesDLRUSGS10.73.130.000.70GoodClearNONE
11998-11-06 11:40MSTYesJSC/JLWUSGS0.472.460.000.20Fair NONE
51998-08-31 14:50MDTYesDLRUSGS0.922.600.000.40FairClearNONE
41998-06-23 09:45MDTYesDLRUSGS14.02.940.000.50GoodVegetationLightNONE
31998-06-19 11:20MDTYesRWTUSGS45.23.720.001.00Good NONE
21998-06-18 13:45MDTYesRWTUSGS1534.380.050.80Fair NONE