USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 08088430 Rock Ck at Rock Ck Rd nr Bryson, TX

Jack County, Texas

Hydrologic Unit Code 12060201

Latitude 33°02'36.66", Longitude 98°24'30.27" NAD83

Drainage area 70.94 square miles

Gage datum 1,043.64 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
38	2025-08-05 16:49:30	CDT	Yes	BAH	USGS	0.00	8.32	0.00	0.10	Excellent	Clear	NONE
37	2025-05-28 13:53:40	CDT	Yes	JAT/BAH	USGS	2.92	9.00	0.00	1.00	Poor	VegetationLight	NONE
37i	2025-04-20 10:30	CDT	Yes	SSM/JLA	USGS	8660	21.65	0.00	0.50	Poor		NONE
36	2025-04-08 13:58:30	CDT	Yes	BAH	USGS	0.00	8.59	0.00	0.10	Excellent		NONE
35	2025-02-21 11:44:30	CST	Yes	BAH	USGS	0.00	8.62	0.00	0.10	Excellent		NONE
34	2024-12-05 13:10	CST	Yes	BAH	USGS	0.00	8.76	0.00	0.10	Excellent		NONE
33	2024-11-08 11:29:15	CST	Yes	BAH/CAM	USGS	1400	13.72	-0.09	0.90	Poor	DebrisModerate	NONE
32	2024-10-10 13:08	CDT	Yes	BAH	USGS	0.00	6.31	0.00	1.00	Excellent	Clear	NONE
31	2024-08-02 14:47:30	CDT	Yes	BAH	USGS	0.00	7.60	0.00	0.10	Excellent		NONE
30	2024-06-20 13:13	CDT	Yes	BAH	USGS	0.00	8.67	0.00	0.10	Excellent		NONE
29	2024-04-02 12:15	CDT	Yes	BAH	USGS	0.00	8.70	0.00	0.10	Excellent	Clear	NONE
28	2024-02-20 11:59	CST	Yes	BAH	USGS	0.00	8.76	0.00	0.10	Excellent		NONE
27	2024-01-10 10:50	CST	Yes	BAH	USGS	0.00	6.81	0.00	0.10	Excellent		NONE
26	2023-10-04 14:15:30	CDT	Yes	BAH	USGS	0.00	5.08	0.00	0.75	Excellent	Clear	NONE
25	2023-07-11 12:42:30	CDT	Yes	BAH	USGS	0.00	6.91	0.00	0.10	Excellent	DebrisHeavy	NONE
24	2023-06-06 11:19	CDT	Yes	BAH	USGS	0.00	7.59	0.00	0.10	Excellent	DebrisLight	NONE
23	2023-04-11 14:20	CDT	Yes	BAH	USGS	0.00	7.65	0.00	0.10	Excellent		NONE
22	2023-02-21 11:56	CST	Yes	BAH	USGS	0.00	7.75	0.00	0.10	Excellent		NONE
21	2022-12-12 12:31:30	CST	Yes	BAH	USGS	0.00	7.56	0.00	0.10	Excellent		NONE
20	2022-10-04 13:19	CDT	Yes	BAH	USGS	0.00	6.93	0.00	0.10	Excellent	Clear	NONE
19	2022-09-01 13:33	CDT	Yes	BAH	USGS	0.00	7.61	0.00	0.25	Excellent	Unspecifed	NONE
18	2022-06-15 14:02:30	CDT	Yes	BAH	USGS	0.00	8.50	0.00	0.10	Excellent	Clear	NONE
17	2022-05-02 15:58:38	CDT	Yes	BAH	USGS	91.5	9.80	-0.03	0.30	Good	Clear	NONE
16	2022-05-02 14:56:16	CDT	Yes	BAH	USGS	108	9.90	-0.03	0.30	Good	Clear	NONE
15	2022-05-02 12:58:57	CDT	Yes	BAH	USGS	155	10.14	-0.08	0.50	Good	Clear	NONE
14	2022-04-20 11:12:30	CDT	Yes	BAH	USGS	0.00	8.74	0.00	0.10	Excellent		NONE
13	2021-12-14 14:31	CST	Yes	BAH	USGS	0.00	8.58	0.00	0.10	Excellent		NONE
12	2021-10-22 16:02:30	CDT	Yes	BAH	USGS	0.00	8.77	0.00	0.10	Excellent		NONE
11	2021-08-16 14:36	CDT	Yes	BAH	USGS	0.00	8.12	0.00	0.10	Excellent		NONE
10	2021-06-29 13:34:07	CDT	Yes	jat	USGS	1090	12.89	-0.06	0.20	Fair	DebrisModerate	NONE
9	2021-06-29 11:49:02	CDT	Yes	jat	USGS	1280	13.03	-0.05	0.75	Poor	DebrisModerate	NONE
8	2021-06-29 10:28:27	CDT	Yes	jat	USGS	1140	13.22	-0.06	0.20	Poor	DebrisModerate	NONE
7	2021-06-22 11:58	CDT	Yes	BAH	USGS	0.00	8.73	0.00	0.25	Excellent		NONE
6	2021-02-26 11:30:30	CST	Yes	BAH	USGS	0.00	8.80	0.00	0.75	Excellent	DebrisLight	NONE
5	2020-12-17 11:01	CST	Yes	BAH	USGS	0.00	8.81	0.00	0.25	Excellent		NONE
4	2020-10-06 14:30	CDT	Yes	BAH	USGS	0.00	8.64	0.00	0.10	Excellent		NONE
3	2020-09-10 10:53:26	CDT	Yes	AMJ	USGS	153	9.90	0.05	0.20	Fair		NONE
2	2020-07-08 14:00	CDT	No
1	2020-06-23 13:03:56	CDT	Yes	DR	USGS	10.6	9.19	-0.01	0.50	Poor		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

2025-08-05 16:49:30

CDT

Yes

BAH

USGS

0.00

8.32

0.00

0.10

Excellent

Clear

NONE

2025-05-28 13:53:40

CDT

Yes

JAT/BAH

USGS

2.92

9.00

0.00

1.00

Poor

VegetationLight

NONE

37i

2025-04-20 10:30

CDT

Yes

SSM/JLA

USGS

8660

21.65

0.00

0.50

Poor

NONE

2025-04-08 13:58:30

CDT

Yes

BAH

USGS

0.00

8.59

0.00

0.10

Excellent

NONE

2025-02-21 11:44:30

CST

Yes

BAH

USGS

0.00

8.62

0.00

0.10

Excellent

NONE

2024-12-05 13:10

CST

Yes

BAH

USGS

0.00

8.76

0.00

0.10

Excellent

NONE

2024-11-08 11:29:15

CST

Yes

BAH/CAM

USGS

1400

13.72

-0.09

0.90

Poor

DebrisModerate

NONE

2024-10-10 13:08

CDT

Yes

BAH

USGS

0.00

6.31

0.00

1.00

Excellent

Clear

NONE

2024-08-02 14:47:30

CDT

Yes

BAH

USGS

0.00

7.60

0.00

0.10

Excellent

NONE

2024-06-20 13:13

CDT

Yes

BAH

USGS

0.00

8.67

0.00

0.10

Excellent

NONE

2024-04-02 12:15

CDT

Yes

BAH

USGS

0.00

8.70

0.00

0.10

Excellent

Clear

NONE

2024-02-20 11:59

CST

Yes

BAH

USGS

0.00

8.76

0.00

0.10

Excellent

NONE

2024-01-10 10:50

CST

Yes

BAH

USGS

0.00

6.81

0.00

0.10

Excellent

NONE

2023-10-04 14:15:30

CDT

Yes

BAH

USGS

0.00

5.08

0.00

0.75

Excellent

Clear

NONE

2023-07-11 12:42:30

CDT

Yes

BAH

USGS

0.00

6.91

0.00

0.10

Excellent

DebrisHeavy

NONE

2023-06-06 11:19

CDT

Yes

BAH

USGS

0.00

7.59

0.00

0.10

Excellent

DebrisLight

NONE

2023-04-11 14:20

CDT

Yes

BAH

USGS

0.00

7.65

0.00

0.10

Excellent

NONE

2023-02-21 11:56

CST

Yes

BAH

USGS

0.00

7.75

0.00

0.10

Excellent

NONE

2022-12-12 12:31:30

CST

Yes

BAH

USGS

0.00

7.56

0.00

0.10

Excellent

NONE

2022-10-04 13:19

CDT

Yes

BAH

USGS

0.00

6.93

0.00

0.10

Excellent

Clear

NONE

2022-09-01 13:33

CDT

Yes

BAH

USGS

0.00

7.61

0.00

0.25

Excellent

Unspecifed

NONE

2022-06-15 14:02:30

CDT

Yes

BAH

USGS

0.00

8.50

0.00

0.10

Excellent

Clear

NONE

2022-05-02 15:58:38

CDT

Yes

BAH

USGS

91.5

9.80

-0.03

0.30

Good

Clear

NONE

2022-05-02 14:56:16

CDT

Yes

BAH

USGS

108

9.90

-0.03

0.30

Good

Clear

NONE

2022-05-02 12:58:57

CDT

Yes

BAH

USGS

155

10.14

-0.08

0.50

Good

Clear

NONE

2022-04-20 11:12:30

CDT

Yes

BAH

USGS

0.00

8.74

0.00

0.10

Excellent

NONE

2021-12-14 14:31

CST

Yes

BAH

USGS

0.00

8.58

0.00

0.10

Excellent

NONE

2021-10-22 16:02:30

CDT

Yes

BAH

USGS

0.00

8.77

0.00

0.10

Excellent

NONE

2021-08-16 14:36

CDT

Yes

BAH

USGS

0.00

8.12

0.00

0.10

Excellent

NONE

2021-06-29 13:34:07

CDT

Yes

jat

USGS

1090

12.89

-0.06

0.20

Fair

DebrisModerate

NONE

2021-06-29 11:49:02

CDT

Yes

jat

USGS

1280

13.03

-0.05

0.75

Poor

DebrisModerate

NONE

2021-06-29 10:28:27

CDT

Yes

jat

USGS

1140

13.22

-0.06

0.20

Poor

DebrisModerate

NONE

2021-06-22 11:58

CDT

Yes

BAH

USGS

0.00

8.73

0.00

0.25

Excellent

NONE

2021-02-26 11:30:30

CST

Yes

BAH

USGS

0.00

8.80

0.00

0.75

Excellent

DebrisLight

NONE

2020-12-17 11:01

CST

Yes

BAH

USGS

0.00

8.81

0.00

0.25

Excellent

NONE

2020-10-06 14:30

CDT

Yes

BAH

USGS

0.00

8.64

0.00

0.10

Excellent

NONE

2020-09-10 10:53:26

CDT

Yes

AMJ

USGS

153

9.90

0.05

0.20

Fair

NONE

2020-07-08 14:00

CDT

2020-06-23 13:03:56

CDT

Yes

USGS

10.6

9.19

-0.01

0.50

Poor

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: 2025-10-25 09:39:02 EDT
0.27 0.27 caww01