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Streamflow Measurements for the Nation


USGS 08180586 San Geronimo Ck nr Helotes, TX


Bexar County, Texas
Hydrologic Unit Code 12100302
Latitude  29°37'11.02", Longitude  98°47'42.55" NAD83
Drainage area 31.1  square miles
Contributing drainage area 31.1  square miles
Gage datum 1,230 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
 
632020-10-22 07:20:30CDTYesJDKUSGS0.002.160.000.00ExcellentNoFlowNONE
622020-09-09 13:15CDTYesABMUSGS0.002.240.00 ExcellentNoFlowNONE
612020-07-15 08:07CDTYesJDKUSGS0.132.310.000.43FairDebrisLightNONE
602020-05-18 08:55:30CDTYesABMUSGS1.982.360.00 FairDebrisLightNONE
592020-03-23 10:45CDTYesABMUSGS1.662.350.000.50FairDebrisLightNONE
582020-01-31 08:43CSTYesABMUSGS1.192.350.000.50FairVegetationLightNONE
572019-11-05 09:05CSTYesVAM/ABMUSGS1.262.350.001.00Fair NONE
562019-10-09 08:51:30CDTYesABMUSGS1.012.340.000.50FairDebrisLightNONE
552019-07-30 08:39:30CDTYesABMUSGS6.802.460.000.60FairClearNONE
542019-05-29 09:29CDTYesABMUSGS20.82.590.00 FairVegetationLightNONE
532019-04-09 09:16:30CDTYesABMUSGS4.162.420.000.40FairVegetationLightNONE
522019-02-05 10:42:30CSTYesABMUSGS11.92.520.000.50FairClearNONE
512018-11-07 10:03:48CSTYesABMUSGS39.62.750.000.20FairClearNONE
502018-11-07 09:34:54CSTYesABMUSGS41.82.750.000.20FairClearNONE
492018-09-14 09:45:30CDTYesABMUSGS50.42.830.000.50FairDebrisLightNONE
482018-07-11 09:48CDTYesABMUSGS3.162.38-0.010.50FairDebrisLightNONE
472018-05-03 09:42:30CDTYesABMUSGS1.722.360.000.50FairDebrisLightNONE
462018-03-08 09:30CSTYesABMUSGS0.442.320.00 PoorVegetationModerateNONE
452018-01-31 09:03:30CSTYesABMUSGS0.402.310.000.50PoorDebrisLightNONE
442017-11-28 15:20CSTYesCAHUSGS0.262.310.000.10PoorVegetationLightNONE
432017-09-18 11:35CDTYesCAHUSGS0.112.280.000.20Poor NONE
422017-07-27 07:36CDTYesCAHUSGS0.132.270.000.50PoorVegetationModerateNONE
412017-05-30 11:18CDTYesCAHUSGS1.422.350.001.00FairVegetationLightNONE
402017-03-27 12:35CDTYesCAHUSGS7.902.480.001.00FairVegetationLightNONE
392017-01-30 11:17CSTYesCAHUSGS7.222.480.001.00FairVegetationLightNONE
382016-12-05 15:01:55CSTYesCAHUSGS36.02.730.010.50FairVegetationLightNONE
372016-10-11 10:54:30CDTYesCAHUSGS1.312.340.001.00PoorVegetationLightNONE
362016-08-12 09:10:30CDTYesCAHUSGS1.482.340.001.00FairVegetationLightNONE
352016-06-01 09:34:02CDTYesCAHUSGS55.42.860.000.50FairVegetationLightNONE
342016-04-04 12:42CDTYesCAHUSGS3.362.390.001.00FairVegetationLightNONE
332016-02-16 11:30CSTYesCAHUSGS4.062.400.001.00FairVegetationLightNONE
322015-12-07 15:38CSTYesCAHUSGS11.42.520.000.50FairVegetationLightNONE
312015-10-05 09:48CDTYesCAHUSGS0.122.300.000.50PoorVegetationLightNONE
302015-07-20 10:07CDTYesCAHUSGS6.372.44 FairDebrisLightNONE
292015-05-17 12:44:42CDTYesCAHUSGS1923.59 FairDebrisModerateNONE
282015-03-30 10:28:30CDTYesCAHUSGS1.962.350.001.00PoorVegetationLightNONE
272015-02-09 11:34CSTYesCAHUSGS1.872.36 FairVegetationLightNONE
262014-12-10 11:55CSTYesCAHUSGS0.142.290.000.50PoorDebrisLightNONE
252014-10-06 14:07:30CDTYesCAHUSGS0.002.160.000.50GoodNoFlowNONE
242014-07-31 12:22:30CDTYesKAB/mspUSGS0.122.280.000.50PoorVegetationLightNONE
232014-06-06 12:22:30CDTYesMSPUSGS0.322.310.000.50PoorVegetationLightNONE
222014-04-03 15:40CDTYesMSP/kabUSGS0.052.270.000.50PoorVegetationLightNONE
212014-02-12 15:07:30CSTYesMSPUSGS0.062.280.000.50PoorClearNONE
202013-12-27 12:47CSTYesKAB/MSPUSGS0.622.320.001.00FairVegetationLightNONE
192013-10-18 11:21:30CDTYesmspUSGS0.412.280.001.00FairVegetationLightNONE
182013-08-20 12:42:30CDTYesmspUSGS0.002.150.000.50ExcellentNoFlowNONE
172013-06-20 12:44:30CDTYesmspUSGS0.652.280.000.50FairVegetationModerateNONE
162013-04-26 13:47CDTYesmspUSGS0.412.300.001.00GoodVegetationLightNONE
152012-11-19 15:56CSTYesMSPUSGS2.002.400.001.00FairDebrisLightNONE
142012-11-19 14:11:30CSTYesMSPUSGS2.122.400.001.00PoorDebrisLightNONE
132012-11-19 13:32:52CSTYesMSPUSGS1.832.400.001.00FairDebrisLightNONE
122012-10-02 16:25CDTYesMSPUSGS12.52.570.001.20PoorUnspecifedNONE
112012-05-25 11:02:30CDTYesMLW,ALSUSGS9.982.480.000.80GoodClearNONE
102012-04-09 10:40CDTYesMLWUSGS5.672.420.000.60FairClearNONE
92012-03-20 09:10:30CDTYesjmbUSGS47.52.79 0.40UnspecifiedUnspecifedNONE
82012-02-14 09:52:30CSTYesMLWUSGS1.082.300.000.50PoorClearNONE
72011-07-08 11:55CDTYesmlwUSGS0.001.75 ExcellentClearNONE
62011-06-07 08:40CDTYesmlwUSGS0.002.17 GoodClearNONE
52011-05-11 16:22CDTYesmlwUSGS1.512.230.000.50FairClearNONE
42011-04-13 11:54:30CDTYesmlwUSGS1.342.260.000.70FairDebrisLightNONE
32011-04-13 09:55CDTYesmlwUSGS1.492.260.000.70FairDebrisLightNONE
22011-03-29 12:22:30CDTYesmlwUSGS0.642.270.000.80FairDebrisLightNONE
12011-03-29 11:25CDTYesmlwUSGS0.862.270.000.60PoorDebrisLightNONE