When was Furnace Lake last stocked?

The latest reported stocking was Nov 17, 2025, according to New Jersey agency reports.

How often is Furnace Lake stocked?

It was stocked 1 times in the last 12 months.

Is Furnace Lake stocked often?

Tied for the most stocked water in Warren County (1 stocking days on record). Stocked about as often as a typical New Jersey water on our record. We count each day the agency reported stocking it.

How warm is the water near Furnace Lake?

The nearest USGS gage read 60°F on Sep 28. Prime range for trout (about 50 to 65°F): fish are feeding actively.

Furnace Lake trout stocking

Warren County, New Jersey · lake · 578 ft elevation

Furnace Lake was last stocked 11 months ago (Nov 17, 2025). We have 1 stocking on record since Nov 17, 2025, 1 in the last 12 months (360 fish).

Last stocked

11 months ago

Nov 17, 2025

Next planned

Not announced

Last 12 months

1 stocking

360 fish

Water temperature

60°F

Ideal for trout

Tied for the most stocked water in Warren County (1 stocking days on record).
Stocked about as often as a typical New Jersey water on our record.

River conditions

Nearest USGS gage: Pequest River at Pequest NJ (5 km away, on a different stream or lake).

Water temperature: 60°F
Flow: 123 cfs; about normal for the last six weeks
Gage height: 1.83 ft

Ideal for trout. Prime range for trout (about 50 to 65°F): fish are feeding actively.

Water temperature (daily high), last six weeks (°F), daily. Latest: 59 °F on Sep 27. The green band is the ideal range for trout.

Streamflow, last six weeks (cfs), daily. Latest: 80 cfs on Sep 27.

Latest reading Sep 28, 2026, 8:15 PM UTC. USGS data are provisional. Gage page at USGS.

Weather at Furnace Lake

Tonight
55°F
Mostly Cloudy
9% rain · wind 0 to 5 mph
Tuesday
71°F
Partly Sunny
6% rain · wind 0 to 10 mph
Tuesday Night
52°F
Partly Cloudy
2% rain · wind 0 to 5 mph
Wednesday
75°F
Mostly Sunny
wind 0 mph
Wednesday Night
58°F
Partly Cloudy
wind 0 mph
Thursday
78°F
Mostly Sunny
wind 0 to 5 mph

Forecast from the National Weather Service for this location, refreshed hourly.

What is stocked

Species	Stockings	Fish	Fish per stocking
Trout	1	360	360

Stocking history

20251 stocking · 360 fish

Date	Species	Fish
Nov 17Latest Monday	Trout	360

From New Jersey fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: New Jersey fishing regulations.

Where is Furnace Lake?

Warren County, New Jersey. The marker is the agency's location for this water; streams are often stocked at several access points.

Directions Larger map New Jersey fishing regulations

Stocked waters near Furnace Lake

Pequest River TCAstream · 4 mistocked Oct 15, 2025
Musconetcong Riverstream · 5 mistocked Oct 15, 2025
Musconetcong River TCAstream · 6 mistocked Oct 15, 2025
Pohatcong Creek (below Rt. 31)stream · 7 mistocked Oct 16, 2025
Pequest Riverstream · 9 mistocked Oct 15, 2025
Raritan River S/B TCA Gorgestream · 10 mistocked Oct 17, 2025
Raritan River S/Bstream · 11 mistocked Oct 17, 2025
Black Riverstream · 16 mistocked Oct 14, 2025

All stocked waters in Warren County Stocked this week in New Jersey

Questions about Furnace Lake

When was Furnace Lake last stocked?: The latest reported stocking was Nov 17, 2025, according to New Jersey agency reports.
How often is Furnace Lake stocked?: It was stocked 1 times in the last 12 months.
Is Furnace Lake stocked often?: Tied for the most stocked water in Warren County (1 stocking days on record). Stocked about as often as a typical New Jersey water on our record. We count each day the agency reported stocking it.
How warm is the water near Furnace Lake?: The nearest USGS gage read 60°F on Sep 28. Prime range for trout (about 50 to 65°F): fish are feeding actively.

This site was developed using New Jersey Department of Environmental Protection Geographic Information System digital data, but this secondary product has not been verified by NJDEP and is not state-authorized or endorsed.