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Streamflow Measurements for the Nation


USGS 08173500 San Marcos Rv at Ottine, TX
Gonzales County, Texas
Hydrologic Unit Code 12100203
Latitude  29°35'33.39", Longitude  97°35'17.12" NAD83
Drainage area 1,249  square miles
Contributing drainage area 1,249  square miles
Gage datum 285.20 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 		 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)
192011-09-12 14:20CDTYesMAW/BLPUSGS71.11.140.002.00FairUnspecifedNONE1Channel 1BRUSQADCPVADCP71.163.577.60.92FIRMGRVLUNSPunknUNEVUNSPDNST1320.00
182011-09-12 13:51CDTYesMAW/BLPUSGS73.51.140.002.00FairUnspecifedNONE1Channel 1BRUSQADCPVADCP73.563.478.00.94FIRMGRVLUNSPunknUNEVUNSPDNST1320.00
172011-08-22 12:15CDTYesMAW/BLPUSGS77.11.17-0.011.00FairUnspecifedNONE1Channel 1BRUSQADCPVADCP77.163.684.70.91FIRMGRVLUNSPunknUNEVUNSPDNST1310.00
162011-08-22 11:52CDTYesMAW/BLPUSGS78.91.18-0.011.00FairUnspecifedNONE1Channel 1BRUSQADCPVADCP78.963.083.20.95FIRMGRVLUNSPunknUNEVUNSPDNST1320.00
152011-08-09 17:40CDTYesMAW/BLPUSGS78.81.19-0.031.30FairClearNONE1Channel 1BRUSQADCPVADCP78.863.182.60.96SOFTsiltUNEVunknUNEVUNSPDNST2675.00
142011-08-09 17:18CDTYesMAW/BLPUSGS80.81.18-0.031.30FairClearNONE1Channel 1BRUSQADCPVADCP80.864.183.60.97SOFTsiltUNEVunknUNEVUNSPDNST2675.00
132011-04-14 15:59CDTYesMAW/ABMUSGS1501.510.000.50Fair NONE1Channel 1BRDSQADCPVADCP15074.44500.29SOFTsiltEVENunknEVENUNSPATGA
122011-04-14 12:31CDTYesMAW/ABMUSGS1481.520.000.30Fair NONE1Channel 1BRDSQADCPVADCP14873.64510.33SOFTsiltEVENunknEVENUNSPATGA
112011-04-14 12:16CDTYesMAW/ABMUSGS1491.520.000.30Fair NONE1Channel 1BRDSQADCPVADCP14973.54540.33SOFTsiltEVENunknEVENUNSPATGA
102011-03-23 16:16CDTYesMAW/ABMUSGS1731.620.000.40Fair NONE1Channel 1BRDSQADCPVADCP17374.24610.37SOFTsiltEVENunknEVENUNSPATGA
92011-03-23 15:53CDTYesMAW/ABMUSGS1761.620.000.40Fair NONE1Channel 1BRDSQADCPVADCP17673.74530.39SOFTsiltEVENunknEVENUNSPATGA
72011-01-26 13:47CSTYesMAW/ABMUSGS2291.85-0.010.60Fair NONE1Channel 1BRDSQADCPVADCP22974.74840.47FIRMsiltEVENunknEVENUNSPATGA
62011-01-26 13:19CSTYesMAW/ABMUSGS2201.850.000.50Fair NONE1Channel 1BRDSQADCPVADCP22075.24870.45SOFTsiltEVENunknEVENUNSPATGA
52010-04-05 13:58CDTYesMAW/ABMUSGS5222.89 Unspecified NONE1Channel 1BRDSQADCPVADCP52274.65610.93SOFTsiltEVENunknEVENUNSPUNSP
42010-04-05 13:35CDTYesMAW/ABMUSGS5292.890.002.00Poor NONE1Channel 1BRDSQADCPVADCP52973.35480.97SOFTsiltEVENunknEVENUNSPATGA
32010-03-17 11:07CDTYesMAW/ABmUSGS6093.25-0.010.30Fair NONE1Channel 1BRDSQADCPVADCP6097375681.07SOFTsiltEVENunknEVENUNSPATGA
22010-03-16 12:24CDTYesMAW/ABMUSGS6403.190.000.30Fair NONE1Channel 1BRDSQADCPVADCP64072.95621.14SOFTsiltEVENunknEVENUNSPATGA
12010-01-27 11:14CSTYesMAW/ABMUSGS6633.170.001.60Fair NONE1Channel 1BRDSQADCPVADCP66376.46401.00UNSPUNSPUNSPunknUNSPUNSPATGA