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Streamflow Measurements for the Nation


USGS 08171400 San Marcos Rv nr Martindale, TX


Caldwell County, Texas
Hydrologic Unit Code 12100203
Latitude  29°49'56.23", Longitude  97°50'32.58" NAD83
Drainage area 547  square miles
Gage datum 486 feet above NAVD88
Output formats
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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
 
692021-06-30 14:04:51CDTYesBLPUSGS1897.700.000.50FairDebrisModerateNONE
682021-05-12 10:49:39CDTYesBLPUSGS1577.570.000.35FairClearNONE
672021-03-24 11:15:31CDTYesBLPUSGS1227.430.001.00FairClearNONE
662021-01-07 13:56:26CSTYesBLPUSGS1347.490.000.50FairClearNONE
652020-11-16 16:47:10CSTYesBLPUSGS1287.480.001.00FairClearNONE
642020-10-08 14:31:25CDTYesBLPUSGS1457.540.001.00FairClearNONE
632020-08-19 15:48:11CDTYesBLPUSGS1467.550.000.50FairClearNONE
622020-06-26 12:20:18CDTYesBLPUSGS1817.760.001.00FairClearNONE
612020-04-29 17:21:52CDTYesBLPUSGS2007.700.001.00FairClearNONE
602020-03-04 14:37:16CSTYesBLPUSGS1687.610.001.00FairClearNONE
592020-01-09 13:53:25CSTYesBLPUSGS1567.540.001.00FairClearNONE
582019-10-23 11:26:01CDTYesBLPUSGS1767.900.001.00FairDebrisHeavyNONE
572019-09-12 13:24:05CDTYesBLPUSGS1967.960.001.00FairDebrisHeavyNONE
562019-07-03 16:27:55CDTYesBLPUSGS3078.250.001.00FairClearNONE
552019-05-09 14:01:59CDTYesBLPUSGS336013.73-0.090.30FairClearNONE
542019-03-28 15:32:39CDTYesBLPUSGS2968.200.001.00FairClearNONE
532019-02-04 14:43:57CSTYesBLP/CAHUSGS5178.770.001.00FairClearNONE
522018-11-20 14:20:26CSTYesBLPUSGS3328.320.001.00FairClearNONE
512018-09-18 14:05:27CDTYesBLPUSGS2027.850.001.00FairClearNONE
502018-07-18 15:06:13CDTYesBLPUSGS1437.670.001.00FairClearNONE
492018-07-18 14:37:31CDTYesBLPUSGS1527.670.001.00FairClearNONE
482018-06-06 09:21:27CDTYesBLPUSGS1247.630.001.00FairClearNONE
472017-11-15 09:51CSTYesRHUSGS1987.440.001.00FairClearNONE
462017-09-15 09:23:11CDTYesRH/PWBUSGS2567.580.000.30FairClearNONE
452017-07-21 09:37:18CDTYesRH/CAPUSGS2077.480.000.30FairClearNONE
442017-05-30 13:11:07CDTYesRHUSGS2837.660.000.20FairDebrisLightNONE
432017-04-03 12:59:07CDTYesRHUSGS4458.200.000.30Fair NONE
422017-02-03 11:53:25CSTYesRH/CAPUSGS3778.000.00 Fair NONE
412017-01-09 14:11:02CSTYesRHUSGS2997.800.000.20Fair NONE
402016-10-20 10:11:32CDTYesRH/CAPUSGS3347.870.000.30Fair NONE
392016-09-21 09:25:49CDTYesCAP/RHUSGS3117.880.041.00FairDebrisLightNONE
382016-07-18 09:46:51CDTYesCAP/GDUUSGS4008.080.001.00FairDebrisLightNONE
372016-05-26 09:10:28CDTYesCAPUSGS9309.280.000.20FairDebrisLightNONE
362016-04-04 09:49:09CDTYesCAP/VAMUSGS3547.980.011.00FairDebrisLightNONE
352016-01-27 12:27:33CSTYesCAP/ABMUSGS4128.260.100.20FairDebrisModerateNONE
342015-11-30 15:09:15CSTYesCAP/VAMUSGS7409.040.020.20FairDebrisLightNONE
332015-11-30 14:35:30CSTYesCAP/VAMUSGS7519.050.000.20FairDebrisLightNONE
322015-10-19 09:33:19CDTYesCAP/ABMUSGS2197.450.000.20FairVegetationLightNONE
312015-08-03 14:07:10CDTYesABMUSGS3908.170.000.20FairDebrisModerateNONE
302015-06-24 10:11:29CDTYesABM/CAPUSGS8559.440.000.20FairDebrisModerateNONE
292015-05-24 12:00CDTYesBTF/JTCUSGS9330040.39 Poor NONE
282015-05-21 13:08:11CDTYesABM/RLSUSGS10109.750.040.20FairDebrisModerateNONE
272015-04-06 12:35:13CDTYesABMUSGS2237.360.000.30FairDebrisLightNONE
262015-02-19 10:51CSTYesABMUSGS1737.120.000.70FairClearNONE
252014-12-15 14:06CSTYesABMUSGS1366.920.000.70FairDebrisLightNONE
242014-10-20 12:31CDTYesABMUSGS1076.800.001.20FairDebrisLightNONE
232014-06-30 10:57:04CDTYesABMUSGS1497.050.000.20FairDebrisModerateNONE
222014-05-07 12:16:48CDTYesABMUSGS1196.920.000.20FairDebrisLightNONE
212014-05-07 11:50:28CDTYesABMUSGS1216.920.000.20FairDebrisLightNONE
202014-03-19 11:33:06CDTYesABM/GDUUSGS1377.020.000.30FairDebrisLightNONE
192014-01-15 08:20:30CSTYesABMUSGS1927.24-0.010.90FairDebrisModerateNONE
182013-11-20 15:17CSTYesABMUSGS2947.700.000.70FairDebrisLightNONE
172013-10-22 08:11CDTYesABMUSGS1637.300.000.90FairDebrisModerateNONE
162013-07-30 08:05:30CDTYesABMUSGS1207.160.000.50FairDebrisLightNONE
152013-05-26 10:10:28CDTYesMAW/ABMUSGS169010.99 FairClearNONE
142013-05-26 09:28:44CDTYesMAW/ABMUSGS174011.22 FairClearNONE
132013-05-01 11:37CDTYesVAM/GDUUSGS1117.100.000.80FairClearNONE
122013-03-12 12:14CDTYesVAMUSGS1237.12-0.011.00FairClearNONE
112012-12-20 16:32CSTYesVAMUSGS1267.12 1.00UnspecifiedUnspecifedNONE
102012-10-12 07:59CDTYesVAMUSGS1647.26-0.010.70FairClearNONE
92012-09-12 11:36:30CDTYesVAMUSGS1547.22 0.80FairClearNONE
82012-08-15 12:21CDTYesVAMUSGS1727.270.000.50FairClearNONE
72012-08-15 11:46:30CDTYesVAMUSGS1727.270.000.50FairClearNONE
62012-06-18 13:34CDTYesVAMUSGS2397.54-0.011.40FairClearNONE
52012-04-17 12:37CDTYesVAMUSGS2787.620.010.80FairClearNONE
42012-04-17 11:16CDTYesVAMUSGS2597.610.011.40FairClearNONE
32012-02-14 12:51:30CSTYesVAMUSGS1677.240.010.70FairClearNONE
22012-01-25 10:39CSTYesMAW/CAHUSGS484015.844.010.90PoorClearNONE
12011-09-30 10:56CDTNo