USGS Surface Water for USA: Streamflow Measurements

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

USGS 01446564 Lapahannock C at Ridge Rd at Roxburg NJ

Warren County, New Jersey

Hydrologic Unit Code 02040105

Latitude 40°46'06", Longitude 75°06'10" NAD83

Drainage area 0.86 square miles

Gage datum 540 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
22	2010-01-25 13:31	EST	Yes	arv	USGS	50.4	4.32	-0.25	0.60	Fair	Clear	NONE
21	2008-09-09 11:54	EDT	Yes	arv	USGS	3.98	3.14	-0.03	0.20	Fair	Clear	NONE
20	2006-12-14 11:29	EST	Yes	arv	USGS	0.49	2.88	0.00	0.20	Fair	DebrisModerate	NONE
19	2006-10-20 09:54	EDT	Yes	arv	USGS	3.95	3.36	-0.02	0.30	Fair	DebrisLight	NONE
18	2005-10-08 11:55	EDT	Yes	TJR	USGS	151	5.85	0.00	0.60	Poor	Clear	NONE
17	2005-04-02 11:00	EST	Yes	tmm/arp	USGS	27.4	4.07	-0.02	0.50	Fair	Clear	NONE
16	2003-10-27 12:21	EST	Yes	JCS	USGS	70.8	4.58	-0.20	0.30	Fair	Clear	NONE
15	2003-06-04 09:12	EDT	Yes	ABS	USGS	15.9	3.63	-0.04	0.30	Fair	Clear	NONE
14	2003-05-26 11:03	EDT	Yes	ABS	USGS	9.56	3.48	0.00	0.30	Fair	DebrisLight	NONE
13	2002-08-20 16:41	EDT	Yes	ABS	USGS	0.00				Excellent	DebrisLight	NONE
12	2002-05-02 15:02	EDT	Yes	ABS	USGS	4.60	3.25	-0.01	0.30	Fair	DebrisLight	NONE
11	2002-04-10 12:15	EDT	Yes	JFD	USGS	0.41	2.94	-0.02	0.20	Fair	DebrisLight	NONE
10	2002-03-27 09:10	EST	Yes	ABS	USGS	1.32	3.07	0.00	0.20	Fair	Clear	NONE
9	1998-04-10 09:39	EDT	Yes	vc	USGS	9.27	3.47	0.00	0.20	Good	Clear	NONE
8	1998-03-17 11:00	EST	Yes	V C	USGS	0.00				Excellent	Clear	NONE
7	1996-01-27 10:55	EST	Yes	JFD/WDJ	USGS	71.3	4.43	0.05	0.30	Fair	Clear	NONE
6	1995-10-28 13:30	EDT	Yes	gcs/ewm	USGS	4.70	3.34	0.00	0.40	Good	Clear	NONE
5	1995-10-03 10:19	EDT	Yes	DSK	USGS	0.02	2.90			Fair		NONE
4	1995-08-31 -- --	--	Yes	JFD/KNI	USGS	0.00				Excellent		NONE
3	1995-05-31 13:45	EDT	Yes	JFD	USGS	0.43	3.01	0.00	0.30	Good	Clear	NONE
2	1995-05-15 13:22	EDT	Yes	DSK	USGS	0.38	3.09	0.00	0.30	Fair	Clear	NONE
1	1994-11-04 15:15	EST	Yes	JFD	USGS	0.12	3.03	0.00	0.20	Fair	DebrisHeavy	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

2010-01-25 13:31

EST

Yes

arv

USGS

50.4

4.32

-0.25

0.60

Fair

Clear

NONE

2008-09-09 11:54

EDT

Yes

arv

USGS

3.98

3.14

-0.03

0.20

Fair

Clear

NONE

2006-12-14 11:29

EST

Yes

arv

USGS

0.49

2.88

0.00

0.20

Fair

DebrisModerate

NONE

2006-10-20 09:54

EDT

Yes

arv

USGS

3.95

3.36

-0.02

0.30

Fair

DebrisLight

NONE

2005-10-08 11:55

EDT

Yes

TJR

USGS

151

5.85

0.00

0.60

Poor

Clear

NONE

2005-04-02 11:00

EST

Yes

tmm/arp

USGS

27.4

4.07

-0.02

0.50

Fair

Clear

NONE

2003-10-27 12:21

EST

Yes

JCS

USGS

70.8

4.58

-0.20

0.30

Fair

Clear

NONE

2003-06-04 09:12

EDT

Yes

ABS

USGS

15.9

3.63

-0.04

0.30

Fair

Clear

NONE

2003-05-26 11:03

EDT

Yes

ABS

USGS

9.56

3.48

0.00

0.30

Fair

DebrisLight

NONE

2002-08-20 16:41

EDT

Yes

ABS

USGS

0.00

Excellent

DebrisLight

NONE

2002-05-02 15:02

EDT

Yes

ABS

USGS

4.60

3.25

-0.01

0.30

Fair

DebrisLight

NONE

2002-04-10 12:15

EDT

Yes

JFD

USGS

0.41

2.94

-0.02

0.20

Fair

DebrisLight

NONE

2002-03-27 09:10

EST

Yes

ABS

USGS

1.32

3.07

0.00

0.20

Fair

Clear

NONE

1998-04-10 09:39

EDT

Yes

USGS

9.27

3.47

0.00

0.20

Good

Clear

NONE

1998-03-17 11:00

EST

Yes

V C

USGS

0.00

Excellent

Clear

NONE

1996-01-27 10:55

EST

Yes

JFD/WDJ

USGS

71.3

4.43

0.05

0.30

Fair

Clear

NONE

1995-10-28 13:30

EDT

Yes

gcs/ewm

USGS

4.70

3.34

0.00

0.40

Good

Clear

NONE

1995-10-03 10:19

EDT

Yes

DSK

USGS

0.02

2.90

Fair

NONE

1995-08-31 -- --

Yes

JFD/KNI

USGS

0.00

Excellent

NONE

1995-05-31 13:45

EDT

Yes

JFD

USGS

0.43

3.01

0.00

0.30

Good

Clear

NONE

1995-05-15 13:22

EDT

Yes

DSK

USGS

0.38

3.09

0.00

0.30

Fair

Clear

NONE

1994-11-04 15:15

EST

Yes

JFD

USGS

0.12

3.03

0.00

0.20

Fair

DebrisHeavy

NONE