USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01379550 Passaic R at Lower Chatham Bridge nr Chatham NJ

Morris County, New Jersey

Hydrologic Unit Code 02030103

Latitude 40°45'21", Longitude 74°21'42" NAD83

Drainage area 116 square miles

Gage datum 170 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	2025-07-07 10:36:40	EDT	Yes	jbe/lms	USGS	72.3				Poor		NONE
18	2025-03-13 14:49:45	EDT	Yes	LMS, ZB	USGS	178				Fair		NONE
17	2014-08-27 12:11:04	EDT	Yes	PWB	USGS	32.3	14.22			Poor	Clear	NONE
16	2014-05-28 10:55:30	EDT	Yes	CS	USGS	114	13.00	0.00	0.40	Poor	DebrisLight	NONE
15	2014-02-25 12:31:51	EST	Yes	rwa	USGS	465	9.56	0.00	0.50	Good	IceShore	NONE
14	2013-11-26 11:03	EST	Yes	CS	USGS	28.2	14.40	-0.05	1.00	Poor	IceShore	NONE
13	2013-08-27 10:41:30	EDT	Yes	CS	USGS	123	12.84	-0.18	1.00	Good	DebrisHeavy	NONE
12	2013-06-05 11:05:30	EDT	Yes	CS	USGS	83.6	13.44	0.00	0.20	Fair	Clear	NONE
11	2013-03-11 11:19	EDT	Yes	CS	USGS	208	11.98	0.00	0.20	Fair	Clear	NONE
10	2012-12-10 12:45:30	EST	Yes	CS	USGS	102	12.69	-0.06	0.10	Good	Clear	NONE
9	2009-09-03 16:52:30	EDT	Yes	rwa	USGS	85.5	18.56	-0.01	1.20	Poor	DebrisLight	NONE
8	2009-08-18 13:43	EDT	Yes	rwa	USGS	54.5	19.28	0.00	1.00	Poor	Clear	NONE
7	2009-06-05 11:08	EDT	Yes	ARV/BSP	USGS	226	11.25	0.03	0.20	Fair	Clear	NONE
6	2008-09-22 14:42	EDT	Yes	BSP	USGS	32.9	14.34	0.00	0.80	Fair	Clear	NONE
5	2008-08-19 13:24	EDT	Yes	rwa	USGS	19.9	20.05	0.00	0.90	Poor	DebrisLight	NONE
4	2008-07-22 13:32	EDT	Yes	RWA	USGS	20.2	19.85	0.00	0.90	Poor	Clear	NONE
3	1984-09-19 -- --	--	Yes	RLU	USGS	30.2	14.35			Fair	Clear	NONE
1	1964-06-17 13:20	EST	Yes	TGR	USGS	59.5				Good	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

2025-07-07 10:36:40

EDT

Yes

jbe/lms

USGS

72.3

Poor

NONE

2025-03-13 14:49:45

EDT

Yes

LMS, ZB

USGS

178

Fair

NONE

2014-08-27 12:11:04

EDT

Yes

PWB

USGS

32.3

14.22

Poor

Clear

NONE

2014-05-28 10:55:30

EDT

Yes

USGS

114

13.00

0.00

0.40

Poor

DebrisLight

NONE

2014-02-25 12:31:51

EST

Yes

rwa

USGS

465

9.56

0.00

0.50

Good

IceShore

NONE

2013-11-26 11:03

EST

Yes

USGS

28.2

14.40

-0.05

1.00

Poor

IceShore

NONE

2013-08-27 10:41:30

EDT

Yes

USGS

123

12.84

-0.18

1.00

Good

DebrisHeavy

NONE

2013-06-05 11:05:30

EDT

Yes

USGS

83.6

13.44

0.00

0.20

Fair

Clear

NONE

2013-03-11 11:19

EDT

Yes

USGS

208

11.98

0.00

0.20

Fair

Clear

NONE

2012-12-10 12:45:30

EST

Yes

USGS

102

12.69

-0.06

0.10

Good

Clear

NONE

2009-09-03 16:52:30

EDT

Yes

rwa

USGS

85.5

18.56

-0.01

1.20

Poor

DebrisLight

NONE

2009-08-18 13:43

EDT

Yes

rwa

USGS

54.5

19.28

0.00

1.00

Poor

Clear

NONE

2009-06-05 11:08

EDT

Yes

ARV/BSP

USGS

226

11.25

0.03

0.20

Fair

Clear

NONE

2008-09-22 14:42

EDT

Yes

BSP

USGS

32.9

14.34

0.00

0.80

Fair

Clear

NONE

2008-08-19 13:24

EDT

Yes

rwa

USGS

19.9

20.05

0.00

0.90

Poor

DebrisLight

NONE

2008-07-22 13:32

EDT

Yes

RWA

USGS

20.2

19.85

0.00

0.90

Poor

Clear

NONE

1984-09-19 -- --

Yes

RLU

USGS

30.2

14.35

Fair

Clear

NONE

1964-06-17 13:20

EST

Yes

TGR

USGS

59.5

Good

Clear

NONE