USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 016701405 N ANNA RIVER AT RT 669 NR MONROVIA, VA

Louisa County, Virginia

Hydrologic Unit Code 02080106

Latitude 38°08'20.40", Longitude 78°00'24.26" NAD83

Drainage area 51.5 square miles

Gage datum 260 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
19	2024-10-18 08:38:03	EDT	Yes	LHW/BWD	USGS	14.4	4.06	0.00	0.75	Good	DebrisModerate	NONE
18	2024-08-22 08:56:03	EDT	Yes	LHW/BWD	USGS	5.56	3.72	0.01	0.83	Fair	DebrisModerate	NONE
17	2024-06-27 08:56:07	EDT	Yes	LHW/BWD	USGS	168	6.27	0.13	0.27	Poor	DebrisModerate	NONE
16	2024-05-02 09:11:01	EDT	Yes	BWD/LHW	USGS	21.1	4.12	0.00	0.88	Fair	DebrisModerate	NONE
15	2024-03-07 08:39:52	EST	Yes	BWD/LHW	USGS	99.5	5.49	0.00	0.33	Fair	DebrisModerate	NONE
14	2024-01-17 10:53:18	EST	Yes	BWD/LHW	USGS	47.5	4.76	0.00	0.25	Fair	DebrisModerate	NONE
13	2023-12-18 09:31:41	EST	Yes	RAM/TJT/LHW	US	854	10.35	-0.09	0.25	Fair	DebrisModerate	NONE
12	2023-12-11 14:31:46	EST	Yes	BWD/LHW	USGS	317	8.15	-0.12	0.28	Fair	DebrisModerate	NONE
11	2023-12-11 11:28:05	EST	Yes	BWD/LHW	USGS	508	9.32	-0.09	0.28	Poor	DebrisModerate	NONE
10	2023-12-11 09:20:05	EST	Yes	BWD/LHW	USGS	599	9.68	-0.03	0.32	Poor	DebrisModerate	NONE
9	2023-10-19 08:37:04	EDT	Yes	LHW/BWD	USGS	5.37	4.21	0.01	1.00	Fair	DebrisModerate	NONE
8	2023-09-11 10:28	EDT	Yes	RAM/DAM	USGS	170	6.49	-0.25	0.25	Poor		NONE
7	2023-07-28 08:57:05	EDT	Yes	BWD/HDR	USGS	8.81	3.83	0.00	0.58	Good	DebrisModerate	NONE
6	2023-06-22 14:24:03	EDT	Yes	BWD/DAM/RSP	USGS	124	5.56	-0.07	0.25	Fair	Clear	NONE
5	2023-06-22 11:40:01	EDT	Yes	BWD/DAM/RSP	USGS	162	6.00	-0.04	0.25	Fair	Clear	NONE
4	2023-06-22 10:01:05	EDT	Yes	BWD/DAM/RSP	USGS	186	6.38		0.25	Fair	Clear	NONE
3	2023-06-22 09:08:05	EDT	Yes	BWD/DAM/RSP	USGS	203	6.61	-0.10	0.22	Poor	Clear	NONE
2	2023-06-08 11:47:04	EDT	Yes	ABW/JKL	USGS	7.60	3.73	0.00	0.50	Fair	DebrisHeavy	NONE
1	2023-05-16 17:08:06	EDT	Yes	EDI/ABW	USGS	20.3	4.12	0.00	0.90	Fair	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

2024-10-18 08:38:03

EDT

Yes

LHW/BWD

USGS

14.4

4.06

0.00

0.75

Good

DebrisModerate

NONE

2024-08-22 08:56:03

EDT

Yes

LHW/BWD

USGS

5.56

3.72

0.01

0.83

Fair

DebrisModerate

NONE

2024-06-27 08:56:07

EDT

Yes

LHW/BWD

USGS

168

6.27

0.13

0.27

Poor

DebrisModerate

NONE

2024-05-02 09:11:01

EDT

Yes

BWD/LHW

USGS

21.1

4.12

0.00

0.88

Fair

DebrisModerate

NONE

2024-03-07 08:39:52

EST

Yes

BWD/LHW

USGS

99.5

5.49

0.00

0.33

Fair

DebrisModerate

NONE

2024-01-17 10:53:18

EST

Yes

BWD/LHW

USGS

47.5

4.76

0.00

0.25

Fair

DebrisModerate

NONE

2023-12-18 09:31:41

EST

Yes

RAM/TJT/LHW

854

10.35

-0.09

0.25

Fair

DebrisModerate

NONE

2023-12-11 14:31:46

EST

Yes

BWD/LHW

USGS

317

8.15

-0.12

0.28

Fair

DebrisModerate

NONE

2023-12-11 11:28:05

EST

Yes

BWD/LHW

USGS

508

9.32

-0.09

0.28

Poor

DebrisModerate

NONE

2023-12-11 09:20:05

EST

Yes

BWD/LHW

USGS

599

9.68

-0.03

0.32

Poor

DebrisModerate

NONE

2023-10-19 08:37:04

EDT

Yes

LHW/BWD

USGS

5.37

4.21

0.01

1.00

Fair

DebrisModerate

NONE

2023-09-11 10:28

EDT

Yes

RAM/DAM

USGS

170

6.49

-0.25

0.25

Poor

NONE

2023-07-28 08:57:05

EDT

Yes

BWD/HDR

USGS

8.81

3.83

0.00

0.58

Good

DebrisModerate

NONE

2023-06-22 14:24:03

EDT

Yes

BWD/DAM/RSP

USGS

124

5.56

-0.07

0.25

Fair

Clear

NONE

2023-06-22 11:40:01

EDT

Yes

BWD/DAM/RSP

USGS

162

6.00

-0.04

0.25

Fair

Clear

NONE

2023-06-22 10:01:05

EDT

Yes

BWD/DAM/RSP

USGS

186

6.38

0.25

Fair

Clear

NONE

2023-06-22 09:08:05

EDT

Yes

BWD/DAM/RSP

USGS

203

6.61

-0.10

0.22

Poor

Clear

NONE

2023-06-08 11:47:04

EDT

Yes

ABW/JKL

USGS

7.60

3.73

0.00

0.50

Fair

DebrisHeavy

NONE

2023-05-16 17:08:06

EDT

Yes

EDI/ABW

USGS

20.3

4.12

0.00

0.90

Fair

Clear

NONE