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Streamflow Measurements for the Nation


USGS 06483300 Rock River below Rock Rapids, IA


Lyon County, Iowa
Hydrologic Unit Code 10170204
Latitude  43°24'15", Longitude  96°08'56" NAD27
Drainage area 859  square miles
Gage datum 1,320 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 16:35CDTYesJGGUSGS0.7026.45 Fair NONE
171975-10-21 10:30CDTYesMESUSGS13.726.33 FairClearNONE
161974-09-25 11:45CDTYesMESUSGS8.1726.18 GoodClearNONE
141972-10-16 09:55CDTYesOJRUSGS41.025.71 GoodClearNONE
131971-09-01 13:25CDTYesFELUSGS16.526.00 UnspecifiedClearNONE
121970-09-01 08:20CDTYesRDBUSGS17.025.93 GoodClearNONE
111969-10-09 10:55CSTYesFELUSGS33.525.42 GoodClearNONE
101968-09-11 09:10CSTYesDASUSGS14.8 Good NONE
91968-06-11 13:45CSTYesEDSUSGS10.5 GoodClearNONE
81967-09-11 12:05CSTYesEDSUSGS6.6019.96 GoodClearNONE
71966-08-15 14:40CSTYesEMSUSGS13.519.89 GoodClearNONE
61961-09-26 08:30CSTYesJLCUSGS14.819.920.000.30FairClearNONE
51960-10-10 16:40CSTYesSMUSGS36.3 Fair NONE
41959-08-12 15:40CSTYesJLCUSGS7.9220.080.000.20UnspecifiedClearNONE
31958-10-14 09:20CSTYesRHTUSGS0.4620.26 Unspecified NONE
21958-05-14 16:25CSTYesCWSUSGS38.219.670.000.50GoodClearNONE
11957-10-01 16:35CSTYesEMFUSGS33.619.75 UnspecifiedClearNONE