Lake levels › New Jersey

Wanaque Reservoir water level today

Normal for this time of year

291.63ft

feet above sea level ·

vs normal for Oct 10+11.8 ft
24 hours−0.17 ft
7 days−1.0 ft
30 days−3.1 ft
vs a year ago+12.8 ft

Is Wanaque Reservoir low right now?

Wanaque Reservoir was at 291.63 ft on October 10, 2026. That is 11.79 ft above the typical level for October 10, within the normal range. Over the past week the lake has been falling about 0.13 ft a day.

Last 12 monthsDaily level Normal range (10–90% of past years)
268277287296305NovDecJanFebMarAprMayJunJulAugSepOct

Wanaque Reservoir on Oct 10 in past years

2025279.7+12.0
2024284.3+7.3
2023294.2−2.5
2022277.8+13.8
2021300.7−9.0
2020280.1+11.6

Level on the same date each year, and how today compares.

Daily levels, last two weeks

DateLevel (ft)Change
Oct 10291.69−0.11
Oct 9291.80−0.14
Oct 8291.94−0.14
Oct 7292.08−0.14
Oct 6292.22−0.14
Oct 5292.36−0.12
Oct 4292.48−0.12
Oct 3292.60−0.11
Oct 2292.71−0.10
Oct 1292.81−0.07
Sep 30292.88−0.08
Sep 29292.96+0.01
Sep 28292.95±0.00
Sep 27292.95−0.03

Daily means of the operator's readings (midnight to midnight, local time).

About Wanaque Reservoir

10-year range
270.2 ft (December 18, 2025) to 303.6 ft (January 10, 2024)
Data
U.S. Geological Survey — USGS 01386990
Datum
NGVD29

Lakes near Wanaque Reservoir

Questions

Is Wanaque Reservoir low right now?

Wanaque Reservoir was at 291.63 ft on October 10, 2026. That is 11.79 ft above the typical level for October 10, within the normal range. Over the past week the lake has been falling about 0.13 ft a day.

How often is the Wanaque Reservoir level updated?

The operator reports every 15 minutes to an hour. This page refreshes several times a day; the time of the latest reading is shown next to the level.

Where does this data come from?

U.S. Geological Survey (USGS 01386990). Readings are provisional and can be revised.