Wanaque Reservoir at Wanaque NJ water level

Name: Wanaque Reservoir at Wanaque NJ water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

Reservoir, Wanaque Reservoir, New Jersey, United States

Directions

Latest reading

Surface elevation

291.55ft Down 0.09 ft over the last 24 hours

Measured Oct 19, 2026, 03:15 AM EDT (58 min ago)

History

7 days

Surface elevation

What this means

Wanaque Reservoir at Wanaque NJ reads 291.55 ft as of Oct 19, 2026, 03:15 AM EDT. There is no published reference for this reservoir yet, so we can't say whether that is high or low for the season.

It has dropped 0.09 ft over the past 24 hours. In the last month it has stayed between 291.52 ft and 291.71 ft.

The agency publishes no normal range for this gauge yet, so we show the trend only. How to read levels

On the water at Wanaque Reservoir at Wanaque NJ

Watch the chart rather than the single number; it shows whether the shoreline is moving.

Wear a life jacket on the water. Most boating deaths involve people who were not wearing one.

What happens at each level

302.40 ft: The level at which the reservoir begins to spill. A spillway is located at the top of the reservoir pool. It's a structure used to provide a controlled release of water when reservoirs are at or near capacity. Spilling can occur for weeks or months and does not cause flooding below the dam.
291.55 ft: Right now

Impact statements from the U.S. National Weather Service.

Weather at the gauge

Rain in the last 3 days: 0.04 in.

17 Sat 59° 40° – Wind 15 mph

18 Sun 56° 37° – Wind 6 mph

19 Mon 62° 42° – Wind 9 mph

20 Tue 62° 45° – Wind 13 mph

21 Wed 60° 42° – Wind 11 mph

22 Thu 62° 38° – Wind 9 mph

23 Fri 59° 42° – Wind 11 mph

Forecast: Open-Meteo

Sunrise 07:14 AM Sunset 06:12 PM Daylight 10 hr, 58 min First quarter 57%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Wanaque River at Wanaque NJRiver gauge, Wanaque River	1.37 ft	Below flood stage	±0	0.1 mi
West Brook near Wanaque NJRiver gauge, West Brook	12.0 cfs	Normal	+0.6 cfs	2.2 mi
Ramapo River at West Oakland Avenue at Oakland NJRiver gauge, Ramapo River	4.74 ft	Below flood stage	−0.06 ft	2.7 mi
Pequannock River at Riverdale NJRiver gauge, Pequannock River	2.42 ft	Below flood stage	−0.07 ft	3.2 mi
Ramapo River at Pompton Lakes NJRiver gauge, Ramapo River	7.56 ft	Below flood stage	−0.06 ft	3.8 mi
Pompton River at Pompton Plains NJRiver gauge, Pompton River	8.51 ft	Below flood stage	−0.12 ft	5.2 mi
Pequannock River at Macopin Intake Dam NJRiver gauge, Pequannock River	2.80 ft	Below flood stage	−0.01 ft	5.8 mi
Ringwood Creek near Wanaque NJRiver gauge, Ringwood Creek	10.7 cfs	Normal	+1.4 cfs	5.9 mi

Questions and answers

Is Wanaque Reservoir at Wanaque NJ really 291.55 ft deep?

No. 291.55 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Wanaque Reservoir at Wanaque NJ today?

On Oct 19, 2026, 03:15 AM EDT, the surface elevation was 291.55 ft. Down 0.09 ft over the last 24 hours.

Is Wanaque Reservoir at Wanaque NJ rising or falling?

Down 0.09 ft over the last 24 hours.

Is the level of Wanaque Reservoir at Wanaque NJ normal?

The agency publishes no normal range for this gauge yet, so we show the trend only.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:01386990 (Agency page)
Coordinates: 41.04500, -74.29528 (WGS84)
Vertical datum: NGVD29
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Surface elevation	291.55 ft	2026-10-19 07:15	Provisional

Download

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How to cite

U.S. Geological Survey: Wanaque Reservoir at Wanaque NJ (usgs:01386990). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/new-jersey/wanaque-reservoir-at-wanaque-nj

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer