Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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 06483400 Little Rock River near George, IA
Lyon County, Iowa
Hydrologic Unit Code 10170204
Latitude  43°18'59", Longitude  96°01'40" NAD27
Drainage area 199  square miles
Gage datum 1,340 feet above NGVD29
Output formats
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format
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 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
191976-08-25 08:05CDTYesJGGUSGS0.1315.42 Unspecified NONE1Imported Channel 1OTHRQFLUM 0.13 UNSPUNSPUNSPunknUNSPUNSPUNSP
181975-10-21 11:20CDTYesMESUSGS6.8815.18 FairClearNONE1Imported Channel 1WADEunspeunkno6.8824.014.40.48UNSPUNSPUNSPunknUNSPUNSPUNSP
171974-09-25 12:45CDTYesJGGUSGS2.9915.30 Good NONE1Imported Channel 1WADEunspeunkno2.994.901.711.75UNSPUNSPUNSPunknUNSPUNSPUNSP
151972-10-16 11:00CDTYesRDBUSGS6.1014.95 FairClearNONE1Imported Channel 1WADEunspeunkno6.1018.08.620.71UNSPUNSPUNSPunknUNSPUNSPUNSP
141971-09-01 13:20CDTYesOJRUSGS3.1215.11 Good NONE1Imported Channel 1WADEunspeunkno3.1216.06.370.49UNSPUNSPUNSPunknUNSPUNSPUNSP
131970-09-01 09:35CDTYesEDSUSGS2.3914.61 Good NONE1Imported Channel 1WADEunspeunkno2.397.501.671.43UNSPUNSPUNSPunknUNSPUNSPUNSP
121969-10-09 11:55CSTYesFELUSGS4.9413.70 GoodClearNONE1Imported Channel 1WADEunspeunkno4.9414.07.720.64UNSPUNSPUNSPunknUNSPUNSPUNSP
111968-09-11 11:55CSTYesRDBUSGS1.0813.63 FairClearNONE1Imported Channel 1WADEunspeunkno1.0813.02.473.44UNSPUNSPUNSPunknUNSPUNSPUNSP
101968-06-11 10:45CSTYesFSDUSGS2.8213.64 Fair NONE1Imported Channel 1WADEunspeunkno2.8212.04.980.57UNSPUNSPUNSPunknUNSPUNSPUNSP
91967-09-11 10:00CSTYesFELUSGS2.1714.02 Unspecified NONE1Imported Channel 1WADEunspeunkno2.1713.03.860.56UNSPUNSPUNSPunknUNSPUNSPUNSP
71961-09-25 13:25CSTYesJLCUSGS7.3714.910.000.30FairClearNONE1Imported Channel 1WADEunspeunkno7.3718.07.081.04UNSPUNSPUNSPunknUNSPUNSPUNSP
81961-08-15 13:30CSTYesFELUSGS7.2114.27 FairClearNONE1Imported Channel 1WADEunspeunkno7.2119.025.90.28UNSPUNSPUNSPunknUNSPUNSPUNSP
61960-10-11 12:00CSTYesDERUSGS19.714.350.00 GoodClearNONE1Imported Channel 1WADEunspeunkno19.727.022.10.89UNSPUNSPUNSPunknUNSPUNSPUNSP
51959-08-12 12:35CSTYesJLCUSGS3.4314.670.000.10GoodClearNONE1Imported Channel 1WADEunspeunkno3.438.002.611.34UNSPUNSPUNSPunknUNSPUNSPUNSP
41959-05-19 15:30CSTYesCWSUSGS4.8914.610.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno4.8910.55.740.85UNSPUNSPUNSPunknUNSPUNSPUNSP
31958-10-14 14:50CSTYesRHTUSGS1.1314.77 Unspecified NONE1Imported Channel 1WADEunspeunkno1.138.004.000.28UNSPUNSPUNSPunknUNSPUNSPUNSP
21958-05-15 14:25CSTYesCWSUSGS7.8114.480.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno7.8116.08.780.89UNSPUNSPUNSPunknUNSPUNSPUNSP
11957-10-01 15:50CSTYesEMFUSGS6.3414.51 Unspecified NONE1Imported Channel 1WADEunspeunkno6.3415.010.70.60UNSPUNSPUNSPunknUNSPUNSPUNSP