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Streamflow Measurements for the Nation


USGS 06483100 Rock River near Rock Rapids, IA
Lyon County, Iowa
Hydrologic Unit Code 10170204
Latitude  43°30'01", Longitude  96°11'03" NAD27
Drainage area 558  square miles
Gage datum 1,360 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 
181976-08-24 16:00CDTYesRDBUSGS0.9318.65 FairClearNONE
171975-10-21 08:49CDTYesMESUSGS12.318.21 FairClearNONE
161974-09-29 13:45CDTYesMESUSGS7.5618.34 GoodClearNONE
141972-10-16 14:00CDTYesOJRUSGS30.017.87 GoodClearNONE
131971-09-01 10:20CDTYesFELUSGS11.217.92 GoodClearNONE
121970-09-01 09:32CDTYesRDBUSGS12.717.82 GoodClearNONE
111969-10-09 10:00CDTYesFELUSGS28.617.41 UnspecifiedClearNONE
101968-09-11 13:20CDTYesDASUSGS9.5317.85 FairClearNONE
91968-06-11 13:00CDTYesEDSUSGS8.9217.04 PoorClearNONE
81967-09-11 11:25CDTYesEDSUSGS5.7817.46 GoodClearNONE
71966-08-15 14:05CDTYesEDSUSGS9.1018.19 GoodClearNONE
61961-09-25 18:00CDTYesJLCUSGS10.017.650.000.30GoodClearNONE
51960-10-11 10:30CDTYesSMUSGS16.117.20 Fair NONE
41959-08-13 09:30CDTYesJLCUSGS3.9517.84-0.02 UnspecifiedClearNONE
31958-10-14 11:45CDTYesRHTUSGS2.2918.12 Unspecified NONE
21958-05-15 08:50CDTYesCWSUSGS26.317.830.00 UnspecifiedClearNONE
11957-10-01 19:00CDTYesRHTUSGS25.417.78 UnspecifiedClearNONE