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Streamflow Measurements for the Nation

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USGS 06483270 Rock River at Rock Rapids, IA


Lyon County, Iowa
Hydrologic Unit Code 10170204
Latitude  43°26'13", Longitude  96°10'02" NAD27
Drainage area 788  square miles
Gage datum 1,331.55 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
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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
 
2191974-09-25 15:25CDTYesMESUSGS6.221.62 FairDebrisLightNONE
2181974-09-09 14:20CDTYesMESUSGS11.81.63 FairUnspecifedNONE
2171974-08-06 15:20CDTYesMESUSGS4.121.59 PoorUnspecifedNONE
2161974-07-09 14:55CDTYesMESUSGS10.71.64 FairUnspecifedNONE
2151974-06-03 15:20CDTYesRDBUSGS62.01.70 PoorUnspecifedNONE
2141974-04-30 15:40CDTYesJGGUSGS66.91.72 FairUnspecifedNONE
2131974-04-02 15:40CDTYesJGGUSGS1031.76 GoodUnspecifedNONE
2121974-03-05 17:15CDTYesMESUSGS6812.44 GoodUnspecifedNONE
2111974-02-05 16:40CDTYesJGG/MESUSGS14.61.68 FairIceCoverNONE
2101974-01-08 18:00CDTYesJGG/MESUSGS15.01.65 FairIceCoverNONE
2091973-12-05 16:45CSTYesMES/JGGUSGS13.81.66 FairUnspecifedNONE
2081973-11-06 15:05CSTYesJGGUSGS23.61.70 GoodUnspecifedNONE
2071973-10-02 15:55CDTYesJGGUSGS75.91.81 GoodUnspecifedNONE
2061973-09-11 16:30CDTYesMESUSGS8.001.58 FairUnspecifedNONE
2051973-08-06 15:35CDTYesJGGUSGS14.31.58 FairClearNONE
2041973-07-09 15:50CDTYesRDBUSGS80.91.78 FairClearNONE
2031973-06-11 16:35CDTYesJGGUSGS53.71.63 FairUnspecifedNONE
2021973-05-02 17:15CDTYesMESUSGS1971.98 GoodUnspecifedNONE
2011973-04-04 07:30CSTYesJGGUSGS2492.13 PoorUnspecifedNONE
2001973-03-16 09:05CSTYesJGGUSGS13002.97 GoodUnspecifedNONE
1991973-03-06 12:30CSTYesARCUSGS20103.42 GoodIceCoverNONE
1981973-02-07 08:20CSTYesMES/JGGUSGS75.11.83 FairIceCoverNONE
1971973-01-04 10:00CSTYesJGG/MESUSGS80.32.08 GoodIceCoverNONE
1961972-12-04 14:40CSTYesARC/MESUSGS42.51.79 GoodIceCoverNONE
1951972-11-01 14:35CSTYesJGGUSGS62.21.85 FairUnspecifedNONE
1941972-10-16 11:25CDTYesOJRUSGS33.61.70 GoodClearNONE
1931972-10-01 10:00CDTYesARC/JGGUSGS35.01.68 FairUnspecifedNONE
1921972-09-05 15:00CDTYesJGG/RDBUSGS24.11.66 FairUnspecifedNONE
1911972-08-02 13:55CDTYesRDB/MESUSGS96.21.77 GoodClearNONE
1901972-07-10 13:25CDTYesRDBUSGS74.41.77 FairClearNONE
1891972-06-06 16:35CDTYesFELUSGS2232.01 GoodClearNONE
1881972-05-01 15:20CDTYesARC/FELUSGS6152.44 GoodClearNONE
1871972-04-04 15:05CSTYesRDBUSGS1231.85 GoodClearNONE
1861972-03-23 12:05CSTYesFELUSGS4532.30 FairUnspecifedNONE
1851972-03-13 12:10CSTYesARCUSGS10803.21 GoodIceCoverNONE
1841972-02-29 12:30CSTYesARC/RDBUSGS8.061.68 GoodUnspecifedNONE
1831972-02-09 09:05CSTYesFEL/ARCUSGS2.221.66 FairIceCoverNONE
1821972-01-05 15:40CSTYesARC/FELUSGS12.71.67 FairIceCoverNONE
1811971-12-07 13:45CSTYesARCUSGS44.01.75 GoodIceCoverNONE
1801971-11-04 08:40CSTYesARCUSGS35.11.72 GoodIceCoverNONE
1791971-10-04 14:55CDTYesARCUSGS15.91.64 GoodClearNONE
1781971-09-01 12:15CDTYesFELUSGS12.91.66 GoodClearNONE
1771971-08-02 13:55CDTYesRDBUSGS37.71.67 FairClearNONE
1761971-07-08 13:25CDTYesARCUSGS1251.79 GoodClearNONE
1751971-06-01 13:30CDTYesRDBUSGS49.11.64 FairClearNONE
1741971-05-04 11:40CDTYesFELUSGS1191.86 GoodClearNONE
1731971-04-05 15:05CSTYesRDBUSGS2622.09 GoodClearNONE
1721971-03-17 08:55CSTYesARCUSGS3402.19 FairIceCoverNONE
1711971-02-25 09:25CSTYesFELUSGS2832.28 FairIceCoverNONE
1701971-02-01 15:45CSTYesARC/FELUSGS11.91.73 FairIceCoverNONE
1691971-01-11 15:10CSTYesARC/RDBUSGS16.21.72 GoodUnspecifedNONE
1681970-12-01 12:20CSTYesRDBUSGS1131.88 GoodClearNONE
1671970-11-03 08:35CSTYesFELUSGS96.31.86 GoodClearNONE
1661970-10-06 09:10CDTYesARCUSGS13.51.66 GoodClearNONE
1651970-08-31 14:35CDTYesRDBUSGS14.81.59 FairUnspecifedNONE
1641970-08-03 16:50CDTYesARCUSGS39.51.67 GoodClearNONE
1631970-07-07 11:20CDTYesFELUSGS43.41.57 GoodClearNONE
1621970-06-02 07:55CDTYesARC/RDBUSGS1691.92 GoodClearNONE
1611970-05-05 12:15CDTYesFELUSGS1791.90 GoodUnspecifedNONE
1601970-04-07 07:40CSTYesRDBUSGS22403.55 UnspecifiedUnspecifedNONE
1591970-03-31 08:10CSTYesARC/RDBUSGS1201.78 GoodUnspecifedNONE
1581970-03-04 10:00CSTYesFELUSGS14903.25 FairUnspecifedNONE
1571970-02-09 15:25CSTYesARC/RDBUSGS19.21.71 FairIceCoverNONE
1561970-01-07 09:00CSTYesARCUSGS19.01.71 FairIceCoverNONE
1551969-12-01 16:15CSTYesARCUSGS49.81.70 GoodIceCoverNONE
1541969-11-03 13:15CSTYesRDBUSGS43.41.70 GoodClearNONE
1531969-10-02 09:15CSTYesFELUSGS29.51.65 GoodClearNONE
1521969-09-03 12:35CSTYesFELUSGS50.41.76 GoodClearNONE
1511969-08-05 12:20CSTYesARCUSGS1191.89 GoodClearNONE
1501969-07-02 09:50CSTYesDASUSGS16403.14 GoodClearNONE
1491969-06-05 12:30CSTYesARCUSGS80.01.72 GoodClearNONE
1481969-05-12 10:30CSTYesDASUSGS2212.05 FairClearNONE
1471969-04-28 11:55CSTYesRDB/EDSUSGS3162.12 GoodClearNONE
1461969-04-15 13:20CSTYesDAS/ARCUSGS15403.10 GoodClearNONE
1451969-04-11 16:00CSTYesDAS/ARCUSGS36004.10 GoodUnspecifedNONE
1441969-04-08 16:45CSTYesDAS/RDBUSGS2670010.05 GoodUnspecifedNONE
1431969-04-08 08:15CSTYesDAS/RDBUSGS222009.75 GoodUnspecifedNONE
1421969-04-05 08:45CSTYesDASUSGS42903.90 GoodClearNONE
1411969-03-18 12:10CSTYesDASUSGS35.21.82 PoorUnspecifedNONE
1401969-02-25 14:20CSTYesDAS/RDBUSGS21.71.71 PoorIceCoverNONE
1391969-02-04 12:45CSTYesDAS/ARCUSGS22.41.74 PoorIceCoverNONE
1381969-01-07 12:25CSTYesDAS/ARCUSGS21.81.70 PoorIceCoverNONE
1371968-12-03 11:30CSTYesDAS/ARCUSGS1171.93 GoodClearNONE
1361968-11-05 12:40CSTYesDAS/ARCUSGS2062.05 PoorClearNONE
1351968-10-01 12:10CSTYesARCUSGS1011.89 FairDebrisLightNONE
1341968-09-11 09:45CSTYesDASUSGS11.71.66 PoorClearNONE
1331968-09-04 10:45CSTYesDASUSGS6.601.62 FairClearNONE
1321968-08-06 09:30CSTYesFELUSGS32.31.70 GoodClearNONE
1311968-07-02 11:20CSTYesARCUSGS31.71.70 FairUnspecifedNONE
1301968-06-03 13:15CSTYesRDBUSGS14.01.65 FairClearNONE
1291968-05-07 10:50CSTYesDASUSGS38.41.73 FairClearNONE
1281968-04-08 13:35CSTYesDASUSGS42.91.73 FairClearNONE
1271968-03-05 11:10CSTYesDAS/RDBUSGS4.991.62 FairClearNONE
1261968-02-06 11:15CSTYesARC/DASUSGS4.191.63 FairUnspecifedNONE
1251968-01-02 13:40CSTYesARC/RDBUSGS1.361.62 FairIceCoverNONE
1241967-11-28 14:40CSTYesDAS/RDBUSGS9.421.64 PoorClearNONE
1231967-11-01 11:20CSTYesDASUSGS8.421.63 FairClearNONE
1221967-10-02 09:15CSTYesARCUSGS4.141.65 FairDebrisLightNONE
1211967-09-06 09:20CSTYesDASUSGS6.621.63 FairClearNONE
1201967-08-01 10:25CSTYesARCUSGS30.41.69 GoodDebrisLightNONE
1191967-07-06 09:15CSTYesDASUSGS98.51.88 FairClearNONE
1181967-06-01 09:30CSTYesARCUSGS35.31.70 FairClearNONE
1171967-05-02 07:45CSTYesDAS/RDBUSGS71.61.83 FairClearNONE
1161967-04-11 14:35CSTYesDASUSGS2222.06 FairDebrisLightNONE
1151967-03-21 13:55CSTYesDASUSGS96.01.86 FairClearNONE
1141967-03-13 15:50CSTYesARCUSGS2512.21 GoodIceCoverNONE
1131967-03-03 08:40CSTYesDAS/ARCUSGS12102.77 GoodClearNONE
1121967-03-01 13:45CSTYesDAS/ARCUSGS82.41.88 FairClearNONE
1111967-02-01 11:55CSTYesDAS/ARCUSGS5.371.64 FairIceCoverNONE
1101967-01-05 12:45CSTYesARC/DASUSGS6.941.66 PoorIceCoverNONE
1091966-12-05 14:15CSTYesDAS/RDBUSGS15.51.67 PoorClearNONE
1081966-11-01 16:15CSTYesARCUSGS21.61.69 FairClearNONE
1071966-10-11 17:40CSTYesFELUSGS14.81.65 GoodClearNONE
1061966-09-06 17:05CSTYesFELUSGS20.41.66 GoodClearNONE
1051966-08-02 11:00CSTYesRDBUSGS8.451.63 FairClearNONE
1041966-07-21 06:05CSTYesDASUSGS4.811.60 FairClearNONE
1031966-07-06 15:46CSTYesARCUSGS3.181.61 GoodClearNONE
1021966-06-01 13:40CSTYesRDBUSGS27.01.68 PoorClearNONE
1011966-05-05 13:30CSTYesDASUSGS93.71.84 FairClearNONE
1001966-04-05 11:30CSTYesDAS/RDBUSGS83.91.82 PoorClearNONE
991966-03-01 12:20CSTYesDAS/RDBUSGS53.91.75 GoodClearNONE
981966-02-10 15:10CSTYesDAS/FELUSGS75605.92 FairUnspecifedNONE
971966-02-02 13:10CSTYesDAS/FELUSGS7.121.66 FairIceCoverNONE
961966-01-04 12:15CSTYesDAS/RDBUSGS25.01.73 FairClearNONE
951965-12-06 12:55CSTYesFELUSGS47.61.76 GoodIceCoverNONE
941965-11-02 09:15CSTYesRABUSGS49.51.79 GoodDebrisModerateNONE
931965-10-05 11:50CSTYesDASUSGS1582.00 GoodDebrisLightNONE
921965-09-01 13:40CSTYesRABUSGS16.81.64 UnspecifiedUnspecifedNONE
911965-08-03 09:40CSTYesDASUSGS31.41.70 GoodUnspecifedNONE
901965-07-01 12:45CSTYesRDBUSGS1261.89 PoorClearNONE
891965-06-02 12:20CSTYesFELUSGS2342.07 GoodClearNONE
881965-05-03 13:50CSTYesRDBUSGS1371.92 FairClearNONE
871965-04-13 14:00CSTYesRDBUSGS6702.48 GoodClearNONE
861965-04-07 13:25CSTYesRABUSGS92506.67 GoodUnspecifedNONE
851965-04-06 17:30CSTYesFELUSGS84706.59 UnspecifiedUnspecifedNONE
841965-04-03 13:50CSTYesRABUSGS27003.90 GoodUnspecifedNONE
831965-04-02 09:40CSTYesFELUSGS37904.44 GoodClearNONE
821965-04-01 14:40CSTYesFELUSGS27604.01 UnspecifiedUnspecifedNONE
811965-03-11 14:55CSTYesFEL/RDBUSGS5.501.63 GoodIceCoverNONE
801965-02-01 14:05CSTYesRAB/RDBUSGS0.761.60 PoorUnspecifedNONE
791965-01-05 14:00CSTYesDAS/FELUSGS5.291.65 GoodIceCoverNONE
781964-12-01 13:05CSTYesRDBUSGS7.431.67 UnspecifiedIceCoverNONE
771964-11-02 16:10CSTYesFEL/DASUSGS19.71.73 GoodClearNONE
761964-10-05 14:05CSTYesRABUSGS28.91.74 GoodUnspecifedNONE
751964-09-08 13:40CSTYesFELUSGS1892.01 GoodClearNONE
741964-09-04 09:40CSTYesFELUSGS15.71.65 FairClearNONE
731964-08-31 14:35CSTYesDASUSGS3.931.64 GoodClearNONE
721964-08-03 13:25CSTYesRDBUSGS5.001.62 PoorClearNONE
711964-07-06 16:40CSTYesRABUSGS18.71.68 GoodUnspecifedNONE
701964-06-02 13:25CSTYesOJRUSGS33.11.73 GoodUnspecifedNONE
691964-05-05 11:00CSTYesRDBUSGS84.21.84 PoorDebrisLightNONE
681964-04-01 15:40CSTYesRABUSGS1321.89 GoodUnspecifedNONE
671964-03-03 12:20CSTYesFELUSGS11.61.65 FairIceCoverNONE
661964-02-03 13:50CSTYesRDBUSGS5.661.57 GoodIceCoverNONE
651964-01-07 09:50CSTYesRABUSGS8.071.64 GoodIceCoverNONE
641963-12-02 13:10CSTYesFELUSGS15.11.67 UnspecifiedUnspecifedNONE
631963-11-05 13:30CSTYesRABUSGS14.71.67 FairUnspecifedNONE
621963-10-01 16:15CSTYesRHTUSGS27.91.72 PoorUnspecifedNONE
611963-09-03 14:15CSTYesFELUSGS23.51.68 GoodClearNONE
601963-08-05 16:00CSTYesRABUSGS1241.89 GoodUnspecifedNONE
591963-07-01 14:25CSTYesRDBUSGS26.21.70 FairClearNONE
581963-06-04 13:50CSTYesRHTUSGS29.51.69 PoorClearNONE
571963-04-30 11:55CSTYesRHT/RDBUSGS77.51.81 GoodClearNONE
561963-04-01 16:00CSTYesFELUSGS1171.87 FairClearNONE
551963-03-18 14:20CSTYesRDBUSGS4112.21 PoorClearNONE
541963-03-05 12:00CSTYesRDBUSGS11.91.66 GoodIceCoverNONE
531963-02-04 15:10CSTYesRDBUSGS4.341.62 GoodIceCoverNONE
521963-01-08 09:00CSTYesRHTUSGS20.81.70 GoodIceCoverNONE
511962-12-03 14:10CSTYesRDBUSGS26.21.72 GoodDebrisLightNONE
501962-11-06 09:40CSTYesRAB/FELUSGS48.41.73 FairClearNONE
491962-10-01 15:15CSTYesRHTUSGS46.71.76 FairDebrisLightNONE
481962-09-04 13:50CSTYesRDBUSGS67.41.79 PoorUnspecifedNONE
471962-07-31 11:05CSTYesFELUSGS1071.87 FairClearNONE
461962-07-02 08:20CSTYesRDBUSGS3222.20 FairClearNONE
451962-06-04 16:50CSTYesRHTUSGS3292.18 FairClearNONE
441962-05-01 12:50CSTYesFELUSGS3272.22 FairUnspecifedNONE
431962-04-10 09:25CSTYesRHTUSGS10502.88 GoodUnspecifedNONE
421962-04-09 17:10CSTYesRHTUSGS12503.03 GoodIceCoverNONE
411962-04-09 09:30CSTYesRHTUSGS15703.23 GoodIceCoverNONE
401962-04-04 08:50CSTYesRHTUSGS45504.85 GoodUnspecifedNONE
391962-04-03 09:25CSTYesRHTUSGS22603.60 GoodUnspecifedNONE
381962-04-01 09:45CSTYesRHTUSGS62105.48 GoodUnspecifedNONE
371962-03-31 09:45CSTYesRHTUSGS85806.58 FairUnspecifedNONE
361962-03-30 10:10CSTYesRHTUSGS89206.85 FairUnspecifedNONE
351962-03-29 16:05CSTYesRHTUSGS160009.47 FairUnspecifedNONE
341962-03-06 11:20CSTYesFELUSGS19.41.77 PoorIceCoverNONE
331962-01-31 13:55CSTYesRHTUSGS8.801.74 FairIceCoverNONE
321962-01-02 15:30CSTYesRHTUSGS28.91.69 FairIceCoverNONE
311961-12-04 14:20CSTYesRDBUSGS57.71.78 FairVegetationLightNONE
301961-11-02 12:50CSTYesFELUSGS1611.96 FairUnspecifedNONE
291961-10-02 14:55CSTYesRHTUSGS15.61.66 PoorUnspecifedNONE
281961-09-05 14:05CSTYesRDBUSGS13.61.66 GoodClearNONE
271961-08-02 15:30CSTYesFELUSGS40.41.75 FairClearNONE
261961-07-06 13:45CSTYesRHTUSGS1601.98 GoodClearNONE
251961-06-06 10:55CSTYesRDBUSGS44.71.76 FairClearNONE
241961-05-02 12:05CSTYesFELUSGS70.11.80 FairClearNONE
231961-04-04 11:50CSTYesRHTUSGS1401.90 FairDebrisLightNONE
221961-03-02 14:15CSTYesRDBUSGS27003.68 FairUnspecifedNONE
211961-02-27 14:05CSTYesRDBUSGS2682.12 FairIceCoverNONE
201961-02-08 15:05CSTYesFELUSGS5.561.65 FairIceCoverNONE
191961-01-04 09:50CSTYesRHTUSGS14.71.67 FairIceCoverNONE
181960-12-05 15:20CSTYesRDBUSGS30.91.73 GoodDebrisLightNONE
171960-11-01 10:00CSTYesRHT/FELUSGS41.61.73 FairClearNONE
161960-10-07 11:40CSTYesFELUSGS52.31.79 FairClearNONE
151960-09-06 14:35CSTYesRDBUSGS21.51.67 FairClearNONE
141960-08-01 10:00CSTYesRHTUSGS23.41.66 FairClearNONE
131960-07-05 13:00CSTYesRDBUSGS60.21.77 FairUnspecifedNONE
121960-06-01 11:50CSTYesRHTUSGS2602.06 FairClearNONE
111960-05-03 09:40CSTYesRDBUSGS1151.91 FairUnspecifedNONE
101960-04-12 10:00CSTYesRHTUSGS2832.12 PoorUnspecifedNONE
91960-04-03 08:35CSTYesRHTUSGS58804.88 FairUnspecifedNONE
81960-03-30 09:00CSTYesRHTUSGS107007.09 FairUnspecifedNONE
71960-03-02 10:05CSTYesRHT/RDBUSGS9.181.61 FairIceCoverNONE
61960-02-02 11:30CSTYesRDBUSGS7.541.93 PoorIceCoverNONE
51960-01-05 14:30CSTYesRHTUSGS29.72.13 PoorIceCoverNONE
41959-12-04 09:10CSTYesRHTUSGS29.41.67 GoodDebrisHeavyNONE
31959-11-02 14:10CSTYesRDBUSGS35.21.73 GoodClearNONE
21959-10-06 09:15CSTYesRHTUSGS21.01.66 GoodClearNONE
11959-09-01 08:30CSTYesFELUSGS38.61.70 FairClearNONE