USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 08117720 San Bernard Rv at FM 521 nr Cedar Lane, TX

Brazoria County, Texas

Hydrologic Unit Code 120904010306

Latitude 29°00'39.61", Longitude 95°35'17.70" NAD83

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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
15	2025-06-13 10:24:39	CDT	Yes	EYS/ARB	USGS	5080	3.44	0.14	0.24	Poor	DebrisModerate	NONE
14	2025-04-24 10:46:40	CDT	Yes	EYS/ARB	USGS	-98.0	1.10	0.05	1.53	Poor	Clear	NONE
13	2025-02-13 10:29:13	CST	Yes	EYS	USGS	1250	0.86	0.09	0.23	Fair		NONE
12	2024-11-26 11:56:19	CST	Yes	EYS/ARB	USGS	-337			0.31	Poor		NONE
11	2024-10-21 11:38:41	CDT	Yes	EYS/ARB	USGS	-113	2.25		0.32	Poor	DebrisLight	NONE
10	2024-08-21 10:13	CDT	Yes	ARB/EYS	USGS	954	1.18		0.22	Poor	Clear	NONE
09	2024-07-11 10:42:08	CDT	Yes	PFR/JAS	USGS	3420	2.28		0.22	Good	Clear	NONE
8	2024-05-23 10:31:50	CDT	Yes	PFR	USGS	-144				Fair		NONE
7	2024-03-22 09:37:53	CDT	Yes	TJP/KJF	USGS	6240	3.28		0.43	Good	Clear	NONE
6	2024-03-19 10:29:22	CDT	Yes	TJP/LMH	USGS	2270	0.96		0.26	Good	Clear	NONE
5	2024-03-05 13:18:57	CST	Yes	TJP/JLS	USGS	-1060	0.93		0.25	Poor	Clear	NONE
4	2024-02-01 12:10:26	CST	Yes	JAS/PFR	USGS	2500	0.84	0.00	0.27	Good	DebrisLight	NONE
3	2023-12-13 09:27:39	CST	Yes	TJP/LMH	USGS	884	0.57		0.23	Poor	Clear	NONE
2	2023-10-19 11:07:54	CDT	Yes	TJP/lmh	USGS	773	0.70		0.38	Poor	Clear	NONE
1	2023-08-10 13:39:45	CDT	Yes	TJP/EMB	USGS	493	0.86		0.41	Poor	Clear	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

2025-06-13 10:24:39

CDT

Yes

EYS/ARB

USGS

5080

3.44

0.14

0.24

Poor

DebrisModerate

NONE

2025-04-24 10:46:40

CDT

Yes

EYS/ARB

USGS

-98.0

1.10

0.05

1.53

Poor

Clear

NONE

2025-02-13 10:29:13

CST

Yes

EYS

USGS

1250

0.86

0.09

0.23

Fair

NONE

2024-11-26 11:56:19

CST

Yes

EYS/ARB

USGS

-337

0.31

Poor

NONE

2024-10-21 11:38:41

CDT

Yes

EYS/ARB

USGS

-113

2.25

0.32

Poor

DebrisLight

NONE

2024-08-21 10:13

CDT

Yes

ARB/EYS

USGS

954

1.18

0.22

Poor

Clear

NONE

2024-07-11 10:42:08

CDT

Yes

PFR/JAS

USGS

3420

2.28

0.22

Good

Clear

NONE

2024-05-23 10:31:50

CDT

Yes

PFR

USGS

-144

Fair

NONE

2024-03-22 09:37:53

CDT

Yes

TJP/KJF

USGS

6240

3.28

0.43

Good

Clear

NONE

2024-03-19 10:29:22

CDT

Yes

TJP/LMH

USGS

2270

0.96

0.26

Good

Clear

NONE

2024-03-05 13:18:57

CST

Yes

TJP/JLS

USGS

-1060

0.93

0.25

Poor

Clear

NONE

2024-02-01 12:10:26

CST

Yes

JAS/PFR

USGS

2500

0.84

0.00

0.27

Good

DebrisLight

NONE

2023-12-13 09:27:39

CST

Yes

TJP/LMH

USGS

884

0.57

0.23

Poor

Clear

NONE

2023-10-19 11:07:54

CDT

Yes

TJP/lmh

USGS

773

0.70

0.38

Poor

Clear

NONE

2023-08-10 13:39:45

CDT

Yes

TJP/EMB

USGS

493

0.86

0.41

Poor

Clear

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: 2025-11-04 16:44:56 EST
0.28 0.27 caww01