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Streamflow Measurements for the Nation


USGS 06483290 Rock River below Tom Creek at Rock Rapids, IA


Lyon County, Iowa
Hydrologic Unit Code 10170204
Latitude  43°25'22.8", Longitude  96°09'52.5" NAD27
Drainage area 853  square miles
Gage datum 1,308.57 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
 
1902021-09-14 10:55:53CDTYesEAG/DLHUSGS1357.460.000.25FairClearNONE
1892021-08-03 11:02:30CDTYesPVK/DLHUnspe29.06.720.000.60GoodClearNONE
1882021-06-15 12:45:35CDTYesEAG/DLHUnspe91.47.240.000.50FairClearNONE
1872021-05-04 08:48:52CDTYesEAG/DLHUnspe1427.520.000.25GoodClearNONE
1862021-03-09 09:18:56CSTYesEAG/DLHUnspe4308.540.000.25GoodClearNONE
1852021-01-26 09:02:30CSTYesEAG/DLHUSGS62.97.320.001.00PoorIceCoverNONE
1842020-11-23 12:56:30CSTYesDLHUSGS89.87.270.000.75GoodClearNONE
1832020-10-14 12:23:30CDTYesRDHUSGS57.47.010.000.70FairClearNONE
1822020-09-01 15:26:37CDTYesCETUSGS72.37.170.001.00GoodClearNONE
1812020-07-21 14:41:47CDTYesDLHUSGS3688.350.000.25FairClearNONE
1802020-06-09 16:57:37CDTYesDLHUSGS4768.670.000.25GoodClearNONE
1792020-04-27 14:25:23CDTYesDLHUSGS5898.990.000.25GoodClearNONE
1782020-03-18 15:12:15CDTYesDLH/MJNUSGS6909.180.000.25GoodClearNONE
1772020-02-05 15:52:30CSTYesDVG/DLHUSGS2978.570.000.90PoorIceCoverNONE
1762019-12-17 12:04:20CSTYesMJN/DLHUSGS4669.02-0.040.30FairDebrisLightNONE
1752019-11-13 10:21:42CSTYesEAG/DLHUSGS5829.050.000.25GoodIceShoreNONE
1742019-10-02 17:40:10CDTYesJAC/DLHUSGS124010.270.020.50GoodClearNONE
1732019-08-21 10:37:07CDTYesMJN/DLHUSGS3828.460.000.25GoodClearNONE
1722019-07-10 14:48:15CDTYesMJN/DLHUSGS175011.060.000.25GoodClearNONE
1712019-05-28 15:16:48CDTYesEAG/DLHUSGS625015.51-0.030.25GoodClearNONE
1702019-04-17 15:37:18CDTYesMJN/DLHUSGS376013.600.030.25FairClearNONE
1692019-03-20 15:39:27CDTYesJAC/MJNUSGS801016.820.000.00GoodClearNONE
1682019-03-05 11:27:30CSTYesMJN/DLHUSGS1188.520.000.60PoorIceCoverNONE
1672019-02-05 10:03:30CSTYesmjn/dlhUSGS2118.640.000.75PoorIceCoverNONE
1662018-10-16 15:10:18CDTYesEAG/DLHUSGS182011.160.000.25FairClearNONE
1652018-09-05 15:48:29CDTYesMJN/DLHUSGS7669.420.010.25GoodClearNONE
1642018-07-25 15:12:26CDTYesMJN/JACUSGS9229.670.000.25GoodClearNONE
1632018-06-22 08:51:10CDTYesJAC/MJNUSGS1330020.820.070.70FairDebrisModerateNONE
1622018-06-21 12:22:51CDTYesJAC/MJNUSGS1010018.520.120.40GoodDebrisLightNONE
1612018-06-13 17:17:25CDTYesMJN/DLHUSGS7419.270.000.25GoodClearNONE
1602018-04-24 11:30:21CDTYesJAC/RDHUSGS430013.70 GoodDebrisLightNONE
1592018-03-21 11:53:17CDTYesDLH/MJNUSGS190011.180.000.25FairClearNONE
1582018-02-06 15:02CSTYesMJN/DLHUSGS1238.040.000.90PoorIceCoverNONE
1572017-12-19 08:43:48CSTYesMJN/DLHUSGS3028.190.000.25GoodIceCoverNONE
1562017-11-14 15:55:31CSTYesMJN/DLHUSGS4318.540.000.25GoodClearNONE
1552017-10-04 18:59:35CDTYesMJN/JGGUSGS317012.900.040.25GoodClearNONE
1542017-08-23 16:47:21CDTYesMJN/DLHUSGS6679.110.000.20GoodClearNONE
1532017-07-12 08:43:12CDTYesMJN/DLHUSGS2617.970.000.30GoodClearNONE
1522017-05-30 17:01:19CDTYesJAC/DLHUSGS8319.44 GoodClearNONE
1512017-04-19 11:11:25CDTYesDLH/MJNUSGS4478.540.000.30GoodClearNONE
1502017-03-07 16:38:28CSTYesDLH/MJNUSGS6118.890.000.30GoodClearNONE
1492016-12-13 09:23CSTYesDLH/MJNUSGS4429.810.001.00PoorIceCoverNONE
1482016-11-03 09:05:22CDTYesDLH/MJNUSGS4348.580.000.30GoodClearNONE
1472016-09-20 13:38:30CDTYesMJN/JACUSGS8219.490.000.20FairClearNONE
1462016-08-10 15:52:30CDTYesMJN/DLHUSGS1117.41-0.010.70GoodClearNONE
1452016-06-28 16:45:49CDTYesJAC/MJNUSGS5858.96 FairClearNONE
1442016-05-18 11:20:49CDTYesJAC/EAGUSGS9679.78 GoodClearNONE
1432016-04-05 16:23:03CDTYesJAC/MJNUSGS8859.60 GoodClearNONE
1422016-02-22 18:12:39CSTYesJAC/DLHUSGS137013.77 GoodIceCoverNONE
1412016-01-20 13:11CSTYesDLH/MJNUSGS2658.70-0.030.90PoorIceCoverNONE
1402015-12-02 16:53:30CSTYesMJNUSGS5829.030.000.20GoodClearNONE
1392015-10-20 15:54:30CDTYesDLHUSGS1487.580.000.80GoodClearNONE
1382015-09-09 12:30CDTYesDLHUSGS1927.760.000.90GoodClearNONE
1372015-07-29 12:37CDTYesMJNUSGS1937.760.000.80GoodClearNONE
1362015-06-17 14:35:59CDTYesJACUSGS3848.40 GoodClearNONE
1352015-05-05 16:39CDTYesCETUSGS67.17.110.000.60GoodClearNONE
1342015-03-31 10:40:30CDTYesJACUSGS96.77.270.011.30GoodClearNONE
1332015-02-18 11:52CSTYesRLK/DLHUSGS51.67.430.020.60PoorIceCoverNONE
1322015-01-13 12:33CSTYesdlh/mjnUSGS25.57.030.000.60PoorIceCoverNONE
1312014-11-18 10:17:30CSTYesDLHUSGS52.87.120.010.80PoorIceShoreNONE
1302014-10-08 10:22:30CDTYesMJNUSGS85.97.230.000.50GoodClearNONE
1292014-08-26 17:14:30CDTYesDLHUSGS1367.590.001.00GoodClearNONE
1282014-07-16 10:09:40CDTYesDLH/JGGUSGS3558.340.000.20GoodClearNONE
1272014-06-30 15:22:59CDTYesDLH/MJNUSGS118010.060.000.30GoodClearNONE
1262014-06-17 14:00CDTYesCET/RDHUSGS2970026.30-0.080.20FairDebrisLightNONE
1252014-06-17 12:54:06CDTYesCET/RDHUSGS3340026.70-0.020.30FairDebrisLightNONE
1242014-06-16 12:25:05CDTYesCET/RDHUSGS1630021.89-0.080.50FairUnspecifedNONE
1232014-06-04 10:57:30CDTYesMJNUSGS117010.32-0.030.30GoodClearNONE
1222014-04-28 17:10CDTYesRLKUSGS1357.620.000.90GoodClearNONE
1212014-03-19 12:28:30CDTYesMJNUSGS5969.470.060.30GoodDebrisHeavyNONE
1202014-01-24 09:13CSTYesMJN/CETUSGS14.17.310.000.50PoorIceCoverNONE
1192013-12-10 11:20CSTYesMJN/MKHUSGS19.57.020.000.50PoorIceCoverNONE
1182013-11-07 09:35CSTYesrdhUSGS52.87.030.000.70FairClearNONE
1172013-09-24 16:01:30CDTYesDLHUSGS31.76.870.001.00FairClearNONE
1162013-08-13 16:29:30CDTYesDLHUSGS1677.72-0.021.00FairClearNONE
1152013-06-25 15:36:29CDTYesDLH/RDHUSGS352013.620.000.20GoodClearNONE
1142013-05-22 15:34CDTYesDLHUSGS2127.990.000.70GoodClearNONE
1132013-04-09 10:21:30CDTYesDLHUSGS1467.75-0.041.00FairClearNONE
1122013-02-26 11:20:30CSTYesRDH/DLHUSGS26.67.240.000.50PoorIceCoverNONE
1112013-01-17 16:10CSTYesDLH/CETUSGS22.67.120.000.80PoorIceCoverNONE
1102012-12-11 09:29:30CSTYesCET/DLHUSGS25.06.820.000.50FairIceCoverNONE
1092012-10-31 12:19CDTYesDLHUSGS35.76.920.000.80GoodClearNONE
1082012-09-26 13:00CDTYesDLHUSGS20.36.730.000.80GoodClearNONE
1072012-08-08 19:00CDTYesDLHUSGS45.17.020.000.70GoodClearNONE
1062012-06-27 11:43:30CDTYesCET/DLHUSGS2567.96 0.70FairClearNONE
1052012-05-16 15:21CDTYesMJN/DLHUSGS5198.87 0.50GoodClearNONE
1042012-05-08 13:27CDTYesCETUSGS321012.89-0.040.60GoodClearNONE
1032012-04-04 14:57:30CDTYesMJNUSGS1437.590.000.60GoodClearNONE
1022012-02-22 11:58:30CSTYesMJN/RLKUSGS90.97.780.010.70PoorIceCoverNONE
1012012-01-10 10:59:30CSTYesMJNUSGS69.97.320.010.50PoorIceCoverNONE
1002011-11-16 15:29CSTYesMJNUSGS92.17.360.000.70GoodClearNONE
992011-10-06 12:24CDTYesCETUSGS1057.320.000.70GoodClearNONE
982011-08-10 14:14:30CDTYesRDHUSGS3518.470.000.50GoodClearNONE
972011-06-23 16:22:30CDTYesRDHUSGS552014.890.000.60GoodClearNONE
962011-05-18 13:00CDTYesMJNUSGS6529.380.000.50GoodClearNONE
952011-04-05 12:24CDTYesCETUSGS161010.53-0.030.60GoodClearNONE
942011-03-17 15:27:30CDTYesCETUSGS461014.23-0.010.60FairDebrisLightNONE
932011-01-06 11:00CSTYesMJN/JGGUSGS3349.060.000.80PoorIceCoverNONE
922010-10-13 12:06CDTYesjggUSGS7799.490.000.60GoodClearNONE
912010-09-24 12:54CDTYesRDHUSGS763016.720.200.30FairClearNONE
902010-09-01 16:33:30CDTYesRDHUSGS2157.970.010.70GoodClearNONE
892010-08-11 12:14:30CDTYesCETUSGS224011.930.000.50GoodClearNONE
882010-07-14 11:37:30CDTYesMJNUSGS3748.560.000.60GoodClearNONE
872010-06-09 12:50CDTYesMJNUSGS4038.580.000.70GoodClearNONE
862010-04-27 11:28CDTYesRDHUSGS6289.15-0.010.70GoodClearNONE
852010-03-29 18:45CDTYesRDHUSGS9959.960.000.70GoodClearNONE
842010-03-17 09:15CDTYesRDHUSGS664015.66 GoodClearNONE
832010-03-16 12:00CDTYesRDHUSGS836016.86-0.05 FairClearNONE
822010-01-20 09:29:30CSTYesCET/RDHUSGS69.97.790.010.60PoorIceCoverNONE
812009-12-16 09:29CSTYesRDH/CETUSGS61.07.530.020.60PoorIceCoverNONE
802009-10-27 12:18CDTYesMJNUSGS2178.010.000.60GoodClearNONE
792009-09-17 11:05CDTYesMJNUSGS31.06.810.000.50GoodClearNONE
782009-08-04 17:19:30CDTYesMJNUSGS84.17.250.001.00GoodClearNONE
772009-06-16 18:17:30CDTYesMJNUSGS3578.460.000.60GoodClearNONE
762009-05-06 12:37CDTYesMJNUSGS4468.720.000.60GoodClearNONE
752009-03-25 13:35CDTYesMJNUSGS9469.69-0.020.70GoodClearNONE
742009-02-18 09:40CSTYesMJNUSGS3118.71-0.021.00GoodIceShoreNONE
732009-01-13 17:08:06CSTYesRLK/RDHUSGS54.77.900.000.80PoorIceCoverNONE
722008-11-25 15:30CSTYesMJNUSGS2428.060.161.00GoodClearNONE
712008-10-20 12:50CDTYesGLFUSGS86.87.270.000.90FairClearNONE
702008-09-04 14:07CDTYesRDHUSGS72.47.150.000.70GoodClearNONE
692008-07-17 18:00CDTYesGLFUSGS1668.22-0.021.10FairClearNONE
682008-06-04 13:03CDTYesMJN/CETUSGS105010.180.000.40GoodClearNONE
672008-04-23 11:24CDTYesMJN/RDHUSGS4688.750.000.20GoodClearNONE
662008-03-11 15:37CDTYesMJN/GLFUSGS76.28.110.001.00PoorIceCoverNONE
652008-01-31 14:30CSTYesRDH/GLFUSGS87.48.050.070.90PoorIceCoverNONE
642007-12-19 14:05CSTYesMJN/RDHUSGS1508.210.010.60PoorIceCoverNONE
632007-11-20 10:00CSTYesMJNUSGS2798.210.000.50GoodClearNONE
622007-10-10 13:41CDTYesMJNUSGS6839.340.000.60GoodClearNONE
612007-09-06 11:11CDTYesMJNUSGS72.37.200.000.60GoodClearNONE
602007-07-24 09:06CDTYesRDHUSGS54.57.030.001.10GoodClearNONE
592007-06-06 11:19CDTYesMJNUSGS3378.430.000.50GoodClearNONE
582007-04-25 11:43CDTYesMJN/CETUSGS9439.84-0.010.50GoodClearNONE
572007-03-21 08:15CDTYesJGGUSGS173011.000.000.60GoodClearNONE
562007-03-15 11:36CDTYesJRS/MJNUSGS999018.18-0.130.60GoodClearNONE
552007-01-24 08:15CSTYesMJN/JGGUSGS96.57.920.000.50PoorIceCoverNONE
542006-12-19 14:48CSTYesMJN/CETUSGS88.67.440.000.70PoorIceCoverNONE
532006-11-09 08:52CSTYesMJNUSGS1117.490.000.60GoodDebrisLightNONE
522006-10-03 11:54CDTYesMJNUSGS1507.710.000.60GoodClearNONE
512006-08-01 09:00CDTYesSATUSGS84.77.300.000.50GoodClearNONE
502006-06-21 16:17CDTYesDTC/JWHUSGS10109.89-0.010.50GoodClearNONE
492006-05-24 13:10CDTYesMJNUSGS5889.040.000.50GoodClearNONE
482006-04-11 08:00CDTYesJGGUSGS215011.490.000.50GoodClearNONE
472006-02-22 13:01CSTYesMJN/DTCUSGS2268.080.000.80FairIceShoreNONE
462006-01-18 15:07CSTYesMJNUSGS3398.420.200.80GoodIceShoreNONE
452005-12-01 12:30CSTYesMJNUSGS3198.61-0.050.80FairIceShoreNONE
442005-10-05 15:07CDTYesMJNUSGS6909.350.020.40GoodClearNONE
432005-08-17 11:24CDTYesMJNUSGS1037.350.000.50GoodClearNONE
422005-07-06 18:41CDTYesMJNUSGS2788.140.000.50GoodClearNONE
412005-06-02 11:00CDTYesMJNUSGS3478.380.010.50GoodClearNONE
402005-04-05 11:18CDTYesMJNUSGS2037.900.000.40GoodClearNONE
392005-03-02 12:00CSTYesMJNUSGS94.87.350.000.50GoodClearNONE
382005-02-01 16:24CSTYesMJN/RLKUSGS55.47.390.000.50PoorIceCoverNONE
372004-12-28 10:00CSTYesMJN/KTCUSGS57.87.310.000.50PoorIceCoverNONE
362004-11-16 11:25CSTYesMJNUSGS97.27.490.000.50GoodClearNONE
352004-10-05 16:12CDTYesMJNUSGS1927.910.010.40GoodClearNONE
342004-08-25 09:50CDTYesJWHUSGS95.07.330.000.80GoodClearNONE
332004-07-14 13:20CDTYesMJNUSGS8659.62-0.011.00GoodClearNONE
322004-05-18 11:25CDTYesMJNUSGS1557.750.010.80FairClearNONE
312004-04-07 14:00CDTYesMJNUSGS2748.050.000.50GoodClearNONE
302004-02-24 11:30CSTYesMJN/RLKUSGS24.37.400.000.50PoorIceCoverNONE
292004-01-20 16:50CSTYesMJN/RLKUSGS35.17.270.000.70PoorIceCoverNONE
282003-12-10 12:40CSTYesMJNUSGS23.56.820.000.60FairIceCoverNONE
272003-11-05 13:30CSTYesMJNUSGS47.86.970.000.80GoodClearNONE
262003-10-07 14:20CDTYesMJNUSGS50.56.930.001.20GoodClearNONE
252003-08-05 16:00CDTYesMJNUSGS43.16.880.001.00GoodClearNONE
242003-06-24 12:00CDTYesMJNUSGS3668.510.001.00GoodClearNONE
232003-05-20 12:00CDTYesMJNUSGS4198.580.001.00GoodClearNONE
222003-04-14 16:45CDTYesMJNUSGS1307.540.000.90GoodClearNONE
212003-03-04 14:00CSTYesMJNUSGS20.87.200.000.80PoorIceCoverNONE
202003-01-22 12:15CSTYesMJN/RLKUSGS20.47.080.010.40PoorIceCoverNONE
192002-12-17 11:45CSTYesMJNUSGS74.27.290.000.80PoorIceCoverNONE
182002-11-05 13:40CSTYesMJNUSGS1297.550.000.70FairClearNONE
172002-09-24 09:15CDTYesJRSUSGS31.76.800.000.50FairClearNONE
162002-08-14 13:35CDTYesDTCUSGS52.46.990.000.80FairClearNONE
152002-06-28 08:15CDTYesJGGUSGS1117.390.000.50GoodClearNONE
142002-05-22 08:45CDTYesJRSUSGS2147.940.000.80GoodClearNONE
132002-04-08 15:30CDTYesJRSUSGS2037.890.000.50FairClearNONE
122002-02-27 10:00CSTYesJRSUSGS1177.72-0.030.80FairIceShoreNONE
112002-01-29 09:00CSTYesJRSUSGS82.17.480.010.80PoorIceCoverNONE
102001-12-05 08:30CSTYesJRSUSGS2307.990.000.80GoodClearNONE
92001-10-24 09:45CDTYesJRSUSGS55.17.060.000.80FairClearNONE
82001-09-13 08:45CDTYesARCUSGS49.96.990.000.70FairClearNONE
72001-08-08 17:55CDTYesARCUSGS1757.750.000.60GoodClearNONE
62001-06-04 16:40CDTYesDTC/SATUSGS4328.630.000.60FairClearNONE
52001-04-24 09:45CDTYesJGGUSGS1410020.34-0.201.80FairClearNONE
42001-04-23 18:30CDTYesJGGUSGS852017.310.181.00FairClearNONE
32001-04-16 17:20CDTYesRLKUSGS124010.30-0.031.00GoodClearNONE
22001-04-13 08:10CDTYesJRS/RLKUSGS398013.41-0.041.30GoodClearNONE
12001-04-12 13:35CDTYesJRS/RLKUSGS416013.520.061.30GoodClearNONE