USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01653950 LONG BRANCH AT VIENNA, VA

Fairfax County, Virginia

Hydrologic Unit Code 02070010

Latitude 38°52'23", Longitude 77°14'34" NAD27

Drainage area 1.21 square miles

Gage datum 300.06 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
31	1977-08-01 14:05	EDT	Yes	JRG	USGS	0.02				Poor		NONE
30	1974-09-25 12:30	EDT	Yes	PMS	USGS	0.12				Fair		NONE
29	1973-09-27 14:46	EDT	Yes	DHR	USGS	0.12		0.00	0.20	Poor		NONE
28	1973-09-06 16:23	EDT	Yes	DHR	USGS	0.12		0.00	0.10	Poor		NONE
27	1972-09-07 15:50	EDT	Yes	RAW	USGS	0.07				Fair		NONE
26	1971-09-29 15:40	EDT	Yes	RAW	USGS	0.17				Good		NONE
25	1970-09-22 08:40	EDT	Yes	RAW	USGS	0.01				Fair		NONE
24	1970-08-31 12:50	EDT	Yes	/	USGS	0.03				Good		NONE
23	1969-08-29 15:15	EDT	Yes	FGG	USGS	0.68				Fair		NONE
22I	1968-09-10 -- --	--	Yes	PLS/RAW	USGS	1130	33.45			Unspecified		NONE
21	1968-09-04 14:15	EDT	Yes	FPK/RAW	USGS	0.06	27.24	0.00	0.10	Poor		NONE
20	1968-08-23 15:55	EDT	Yes	FGG	USGS	0.07	27.24			Good		NONE
19I	1967-08-24 -- --	--	Yes	DGA/EMM	USGS	1640	35.34			Unspecified		NONE
18	1967-08-17 08:45	EDT	Yes	FGG	USGS	0.04	27.04	0.00	0.20	Fair		NONE
17	1967-03-07 15:15	EST	Yes	FGG	USGS	3.72	27.24	-0.01	0.20	Fair		NONE
16	1966-12-29 12:40	EST	Yes	DGA	USGS	6.16	27.37	0.01	0.20	Fair	IceShore	NONE
15I	1966-09-14 -- --	--	Yes	DGA/FGG	USGS	1160	33.28			Unspecified		NONE
14	1966-09-01 08:40	EDT	Yes	FGG	USGS	0.00	26.78			Unspecified		NONE
13	1966-08-24 10:00	EDT	Yes	FPK/JMP	USGS	0.00				Poor		NONE
12	1966-04-22 14:15	EST	Yes	FGG	USGS	1.47	27.22	0.00	0.30	Fair		NONE
11	1966-04-13 13:40	EST	Yes	FPK	USGS	6.53	27.49	0.03	0.30	Fair		NONE
10	1966-02-28 13:29	EST	Yes	FGG	USGS	31.7	27.94	-0.02	0.30	Good		NONE
9	1965-09-10 15:45	EDT	Yes	FGG	USGS	0.25	27.10			Fair		NONE
8	1965-03-05 09:10	EST	Yes	DGA	USGS	17.6	27.61	-0.02	0.10	Fair		NONE
7	1965-02-16 14:38	EST	Yes	EVG	USGS	0.76	27.14	0.00	0.10	Fair		NONE
6	1965-02-07 14:32	EST	Yes	DAG	USGS	54.9	27.88	-0.07	0.20	Fair		NONE
5	1964-08-24 -- --	--	Yes	EVG	USGS	0.00	27.06			Unspecified		NONE
4	1964-02-06 14:28	EST	Yes	OB	USGS	20.7	27.60			Unspecified		NONE
3	1963-11-29 11:49	EST	Yes	FGG	USGS	29.3	27.96	0.15	0.20	Poor		NONE
2	1963-11-07 13:02	EST	Yes	FGG	USGS	1.72	27.34	-0.01	0.20	Good		NONE
1	1963-11-07 09:15	EST	Yes	FGG	USGS	8.02	27.60			Fair		NONE
1A	1963-06-29 -- --	--	Yes	DGA	USGS	740	32.70			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

1977-08-01 14:05

EDT

Yes

JRG

USGS

0.02

Poor

NONE

1974-09-25 12:30

EDT

Yes

PMS

USGS

0.12

Fair

NONE

1973-09-27 14:46

EDT

Yes

DHR

USGS

0.12

0.00

0.20

Poor

NONE

1973-09-06 16:23

EDT

Yes

DHR

USGS

0.12

0.00

0.10

Poor

NONE

1972-09-07 15:50

EDT

Yes

RAW

USGS

0.07

Fair

NONE

1971-09-29 15:40

EDT

Yes

RAW

USGS

0.17

Good

NONE

1970-09-22 08:40

EDT

Yes

RAW

USGS

0.01

Fair

NONE

1970-08-31 12:50

EDT

Yes

USGS

0.03

Good

NONE

1969-08-29 15:15

EDT

Yes

FGG

USGS

0.68

Fair

NONE

22I

1968-09-10 -- --

Yes

PLS/RAW

USGS

1130

33.45

Unspecified

NONE

1968-09-04 14:15

EDT

Yes

FPK/RAW

USGS

0.06

27.24

0.00

0.10

Poor

NONE

1968-08-23 15:55

EDT

Yes

FGG

USGS

0.07

27.24

Good

NONE

19I

1967-08-24 -- --

Yes

DGA/EMM

USGS

1640

35.34

Unspecified

NONE

1967-08-17 08:45

EDT

Yes

FGG

USGS

0.04

27.04

0.00

0.20

Fair

NONE

1967-03-07 15:15

EST

Yes

FGG

USGS

3.72

27.24

-0.01

0.20

Fair

NONE

1966-12-29 12:40

EST

Yes

DGA

USGS

6.16

27.37

0.01

0.20

Fair

IceShore

NONE

15I

1966-09-14 -- --

Yes

DGA/FGG

USGS

1160

33.28

Unspecified

NONE

1966-09-01 08:40

EDT

Yes

FGG

USGS

0.00

26.78

Unspecified

NONE

1966-08-24 10:00

EDT

Yes

FPK/JMP

USGS

0.00

Poor

NONE

1966-04-22 14:15

EST

Yes

FGG

USGS

1.47

27.22

0.00

0.30

Fair

NONE

1966-04-13 13:40

EST

Yes

FPK

USGS

6.53

27.49

0.03

0.30

Fair

NONE

1966-02-28 13:29

EST

Yes

FGG

USGS

31.7

27.94

-0.02

0.30

Good

NONE

1965-09-10 15:45

EDT

Yes

FGG

USGS

0.25

27.10

Fair

NONE

1965-03-05 09:10

EST

Yes

DGA

USGS

17.6

27.61

-0.02

0.10

Fair

NONE

1965-02-16 14:38

EST

Yes

EVG

USGS

0.76

27.14

0.00

0.10

Fair

NONE

1965-02-07 14:32

EST

Yes

DAG

USGS

54.9

27.88

-0.07

0.20

Fair

NONE

1964-08-24 -- --

Yes

EVG

USGS

0.00

27.06

Unspecified

NONE

1964-02-06 14:28

EST

Yes

USGS

20.7

27.60

Unspecified

NONE

1963-11-29 11:49

EST

Yes

FGG

USGS

29.3

27.96

0.15

0.20

Poor

NONE

1963-11-07 13:02

EST

Yes

FGG

USGS

1.72

27.34

-0.01

0.20

Good

NONE

1963-11-07 09:15

EST

Yes

FGG

USGS

8.02

27.60

Fair

NONE

1963-06-29 -- --

Yes

DGA

USGS

740

32.70

Unspecified

NONE