Lake levels › New Jersey

Swimming River Reservoir water level today

Normal for this time of year

35.16ft

feet above sea level ·

vs normal for Oct 10+1.0 ft
24 hours−0.01 ft
7 days−0.1 ft
30 days+0.4 ft
vs a year ago+3.9 ft

Is Swimming River Reservoir low right now?

Swimming River Reservoir was at 35.16 ft on October 10, 2026. That is 1.04 ft above the typical level for October 10, within the normal range. Over the past week the lake has been steady.

Last 12 monthsDaily level Normal range (10–90% of past years)
3132333536NovDecJanFebMarAprMayJunJulAugSepOct

Swimming River Reservoir on Oct 10 in past years

202531.3+3.8
202433.8+1.3
202335.2−0.1
202233.6+1.6
202135.1+0.1
202034.4+0.8

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

Daily levels, last two weeks

DateLevel (ft)Change
Oct 1035.17±0.00
Oct 935.17−0.01
Oct 835.18−0.02
Oct 735.20−0.03
Oct 635.23−0.04
Oct 535.27+0.02
Oct 435.25+0.01
Oct 335.24−0.02
Oct 235.26−0.01
Oct 135.27−0.04
Sep 3035.31−0.11
Sep 2935.42−0.32
Sep 2835.74+0.34
Sep 2735.40+0.64

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

About Swimming River Reservoir

10-year range
31.1 ft (August 29, 2022) to 36.1 ft (May 27, 2018)
Data
U.S. Geological Survey — USGS 01407498
Datum
NGVD29

Lakes near Swimming River Reservoir

Questions

Is Swimming River Reservoir low right now?

Swimming River Reservoir was at 35.16 ft on October 10, 2026. That is 1.04 ft above the typical level for October 10, within the normal range. Over the past week the lake has been steady.

How often is the Swimming River 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 01407498). Readings are provisional and can be revised.