USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 08169500 Guadalupe Rv at New Braunfels, TX

Comal County, Texas

Hydrologic Unit Code 12100202

Latitude 29°41'52", Longitude 98°06'23" NAD27

Drainage area 1,652 square miles

Contributing drainage area 1,652 square miles

Gage datum 589.58 feet above NAVD88

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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
170	2010-04-05 09:16	CDT	Yes	MAW/ABM	USGS	901	10.11	0.00	0.80	Fair	Unspecifed	NONE
169	2010-04-05 08:56:30	CDT	Yes	MAW/ABM	USGS	888	10.11	0.00	0.20	Fair	Unspecifed	NONE
168	2010-03-15 09:50	CDT	Yes	MAW/ABM	USGS	1060	10.27	0.00	0.10	Fair	Unspecifed	NONE
167	1998-10-17 -- --	--	Yes	APH/JOP	USGS	152000	38.54			Poor		NONE
166	1979-04-25 12:00	CST	Yes	FAW/JW	USGS	1820	10.54	0.00	1.00	Good		NONE
165	1978-08-22 12:00	CDT	Yes	FAW/GBO	USGS	5550	12.30	0.00	1.00	Fair		NONE
164	1977-05-17 -- --	--	Yes	WER/KCG	USGS	4770	12.00	0.00	1.00	Fair		NONE
163	1975-02-20 -- --	--	Yes	FAW/RG	USGS	2170	10.96	0.00	1.00	Good		NONE
161	1975-02-13 -- --	--	Yes	RG	USGS	5650	12.39	0.00	1.00	Good		NONE
160	1975-02-12 -- --	--	Yes	RG	USGS	5600	12.39	0.00	1.00	Good		NONE
159	1974-08-22 10:22	CDT	Yes	RS	USGS	497	9.77	0.00	0.80	Good		NONE
158	1973-12-03 -- --	--	Yes	IAR	USGS	3030	11.37	0.00	1.00	Fair		NONE
132	1926-04-21 14:30	CST	Yes	TT	USGS	26900	19.89	0.50	1.00	Unspecified		NONE
131	1926-04-21 10:03	CST	Yes	TT	USGS	32000	22.10	0.65	1.40	Unspecified		NONE
54	1919-09-17 12:10	CST	Yes	DAD/TT	USGS	31400	20.73	2.31	2.30	Unspecified		NONE
53	1919-09-17 07:45	CST	Yes	DAD/TT	USGS	39100	23.58	-0.73	2.30	Unspecified		NONE
50	1919-08-23 10:15	CST	Yes	TT	USGS	21100	17.03	-2.70	3.30	Unspecified		NONE

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

170

2010-04-05 09:16

CDT

Yes

MAW/ABM

USGS

901

10.11

0.00

0.80

Fair

Unspecifed

NONE

169

2010-04-05 08:56:30

CDT

Yes

MAW/ABM

USGS

888

10.11

0.00

0.20

Fair

Unspecifed

NONE

168

2010-03-15 09:50

CDT

Yes

MAW/ABM

USGS

1060

10.27

0.00

0.10

Fair

Unspecifed

NONE

167

1998-10-17 -- --

Yes

APH/JOP

USGS

152000

38.54

Poor

NONE

166

1979-04-25 12:00

CST

Yes

FAW/JW

USGS

1820

10.54

0.00

1.00

Good

NONE

165

1978-08-22 12:00

CDT

Yes

FAW/GBO

USGS

5550

12.30

0.00

1.00

Fair

NONE

164

1977-05-17 -- --

Yes

WER/KCG

USGS

4770

12.00

0.00

1.00

Fair

NONE

163

1975-02-20 -- --

Yes

FAW/RG

USGS

2170

10.96

0.00

1.00

Good

NONE

161

1975-02-13 -- --

Yes

USGS

5650

12.39

0.00

1.00

Good

NONE

160

1975-02-12 -- --

Yes

USGS

5600

12.39

0.00

1.00

Good

NONE

159

1974-08-22 10:22

CDT

Yes

USGS

497

9.77

0.00

0.80

Good

NONE

158

1973-12-03 -- --

Yes

IAR

USGS

3030

11.37

0.00

1.00

Fair

NONE

132

1926-04-21 14:30

CST

Yes

USGS

26900

19.89

0.50

1.00

Unspecified

NONE

131

1926-04-21 10:03

CST

Yes

USGS

32000

22.10

0.65

1.40

Unspecified

NONE

1919-09-17 12:10

CST

Yes

DAD/TT

USGS

31400

20.73

2.31

2.30

Unspecified

NONE

1919-09-17 07:45

CST

Yes

DAD/TT

USGS

39100

23.58

-0.73

2.30

Unspecified

NONE

1919-08-23 10:15

CST

Yes

USGS

21100

17.03

-2.70

3.30

Unspecified

NONE

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: Texas Water Data Support Team
Page Last Modified: 2025-11-03 06:33:29 EST
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