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 01405390 Manalapan Brook at Helmetta NJ

Middlesex County, New Jersey

Hydrologic Unit Code 02030105

Latitude 40°22'29", Longitude 74°24'55" NAD83

Drainage area 38.0 square miles

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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
9	2004-11-03 13:43	EST	Yes	ARV/ARP	USGS	28.0	13.44	0.00	0.40	Fair	Clear	unkn
8	2002-09-05 08:52	EDT	Yes	gkh	USGS	31.9	13.76	0.00	0.50	Fair	DebrisModerate	unkn
7	2002-06-11 08:05	EDT	Yes	GKH	USGS	22.5	14.12	0.00	0.50	Fair	DebrisLight	unkn
6	2002-03-07 08:25	EST	Yes	GKH	USGS	24.6	13.86	0.00	0.80	Good	DebrisLight	unkn
5	2001-12-03 08:36	EST	Yes	GKH	USGS	14.0	14.11	0.00	0.80	Fair	DebrisLight	unkn
4	2001-07-30 08:32	EDT	Yes	gkh	USGS	17.8	14.28	0.00	0.70	Fair	DebrisLight	unkn
3	2001-04-10 07:58	EDT	Yes	gkh	USGS	119	11.64	-0.12	1.50	Good	DebrisModerate	unkn
2	2001-01-16 08:48	EST	Yes	gkh	USGS	53.6	12.90	-0.01	1.00	Good	DebrisModerate	unkn
1	2000-10-12 10:15	EDT	Yes	gkh	USGS	25.5	13.98	-0.01	1.30	Fair	DebrisHeavy	unkn

U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://staging.waterdata.usgs.gov/nwis/measurements?

Page Contact Information: New Jersey Water Data Support Team
Page Last Modified: 2024-11-27 11:41:06 EST
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