USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 01411220 South River near Belcoville NJ

Atlantic County, New Jersey

Hydrologic Unit Code 02040302

Latitude 39°26'25", Longitude 74°45'20" NAD83

Drainage area 20.4 square miles

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Meas. Number	Date Time	Time Datum	Measurement Used?	Who	Measuring Agency	Stream flow (ft³/s)	Gage Height (ft)	Meas. Duration (hr)	Meas. Rated	Control	Flow Adjust. Code
13	2005-05-17 13:32	EDT	Yes	RAE	USGS	24.1	3.88	0.70	Good	DebrisLight	NONE
12	2001-05-16 11:00	EDT	Yes	JFD	USGS	19.2	4.06	0.60	Fair	DebrisLight	NONE
11	1999-08-04 07:42	EDT	Yes	gcs	USGS	0.24	5.30	0.30	Fair	DebrisLight	NONE
10	1998-12-07 10:30	EST	Yes	kms/ng	USGS	9.43	4.19	0.50	Fair	DebrisModerate	NONE
9	1998-07-14 10:20	EDT	Yes	kms	USGS	14.3	4.02	0.50	Fair		NONE
8	1997-10-22 11:29	EDT	Yes	m c	USGS	15.5		1.00	Good	DebrisModerate	NONE
7	1997-09-08 09:59	EDT	Yes	gcs	USGS	21.6	3.88	0.40	Good	Clear	NONE
6	1997-08-27 13:40	EDT	Yes	glc	USGS	48.5	3.51	0.40	Good	Clear	NONE
5	1996-09-26 10:00	EDT	Yes	GCS	USGS	16.0	4.00	0.50	Fair	DebrisLight	NONE
4	1996-07-11 11:21	EDT	Yes	gcs	USGS	14.6	4.22	0.40	Good	Clear	NONE
3	1995-08-28 16:13	EDT	Yes	GCS/EWM	USGS	5.62	4.49	0.40	Good	DebrisHeavy	NONE
2	1995-06-01 18:13	EDT	Yes	PC	USGS	15.6	4.25	1.00	Fair	Clear	NONE
1	1994-09-21 14:34	EDT	Yes	RGR/KHK	USGS	10.6	4.27	0.40	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

2005-05-17 13:32

EDT

Yes

RAE

USGS

24.1

3.88

0.00

0.70

Good

DebrisLight

NONE

2001-05-16 11:00

EDT

Yes

JFD

USGS

19.2

4.06

0.00

0.60

Fair

DebrisLight

NONE

1999-08-04 07:42

EDT

Yes

gcs

USGS

0.24

5.30

0.00

0.30

Fair

DebrisLight

NONE

1998-12-07 10:30

EST

Yes

kms/ng

USGS

9.43

4.19

0.00

0.50

Fair

DebrisModerate

NONE

1998-07-14 10:20

EDT

Yes

kms

USGS

14.3

4.02

0.00

0.50

Fair

NONE

1997-10-22 11:29

EDT

Yes

m c

USGS

15.5

0.00

1.00

Good

DebrisModerate

NONE

1997-09-08 09:59

EDT

Yes

gcs

USGS

21.6

3.88

0.00

0.40

Good

Clear

NONE

1997-08-27 13:40

EDT

Yes

glc

USGS

48.5

3.51

0.00

0.40

Good

Clear

NONE

1996-09-26 10:00

EDT

Yes

GCS

USGS

16.0

4.00

0.00

0.50

Fair

DebrisLight

NONE

1996-07-11 11:21

EDT

Yes

gcs

USGS

14.6

4.22

0.00

0.40

Good

Clear

NONE

1995-08-28 16:13

EDT

Yes

GCS/EWM

USGS

5.62

4.49

0.00

0.40

Good

DebrisHeavy

NONE

1995-06-01 18:13

EDT

Yes

USGS

15.6

4.25

0.00

1.00

Fair

Clear

NONE

1994-09-21 14:34

EDT

Yes

RGR/KHK

USGS

10.6

4.27

0.00

0.40

Fair

DebrisHeavy

NONE