When was Northfield Impoundment last stocked?

The latest reported stocking was Mar 17, 2026, according to Connecticut agency reports.

How often is Northfield Impoundment stocked?

It was stocked once in the last 12 months.

Is Northfield Impoundment stocked often?

Number 14 of 45 stocked waters in Litchfield County by stocking days. Stocked about as often as a typical Connecticut water on our record. We count each day the agency reported stocking it.

Northfield Impoundment trout stocking

Thomaston, Litchfield County, Connecticut · lake · 498 ft elevation

Northfield Impoundment was last stocked 8 months ago (Mar 17, 2026). We have 1 stocking on record since Mar 17, 2026, 1 in the last 12 months.

Last stocked

8 months ago

Mar 17, 2026

Next planned

Not announced

Last 12 months

1 stocking

On record

1 stocking

since Mar 17, 2026

Number 14 of 45 stocked waters in Litchfield County by stocking days.
Stocked about as often as a typical Connecticut water on our record.

River conditions

Nearest USGS gage: NAUGATUCK RIVER AT THOMASTON, CT (2 km away, on a different stream or lake).

Flow: 48 cfs; about normal for the last six weeks
Gage height: 1.89 ft

Streamflow, last six weeks (cfs), daily. Latest: 48 cfs on Nov 8.

Latest reading Nov 9, 2026, 8:45 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Northfield Impoundment

Today
53°F
Slight Chance Rain Showers
24% rain · wind 7 to 14 mph
Tonight
37°F
Partly Cloudy
1% rain · wind 3 to 12 mph
Tuesday
57°F
Mostly Sunny
2% rain · wind 3 to 8 mph
Tuesday Night
38°F
Mostly Clear
wind 2 to 6 mph
Veterans Day
57°F
Sunny
wind 1 to 8 mph
Wednesday Night
37°F
Mostly Cloudy
wind 1 mph

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

Stocking history

20261 stocking

Date	Species
Mar 17Latest Tuesday	Trout

From Connecticut 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: Connecticut fishing regulations.

Where is Northfield Impoundment?

Thomaston, Litchfield County, Connecticut. The marker is the agency's location for this water; streams are often stocked at several access points.

Directions Larger map Connecticut fishing regulations

Stocked waters near Northfield Impoundment

Northfield Brookstream · 1 mistocked Mar 25, 2026
Black Rock Impoundmentlake · 2 mistocked Apr 23, 2026
Black Rock Pondpond · 2 mistocked Oct 23, 2026
Branch Brookstream · 3 mistocked Apr 23, 2026
Naugatuck River (Mid)stream · 3 mistocked May 12, 2026
Naugatuck River (TMA)stream · 3 mistocked Nov 4, 2026
Leadmine Brookstream · 4 mistocked May 4, 2026
Hancock Brook Impoundmentlake · 5 mistocked Mar 17, 2026

All stocked waters in Litchfield County Stocked this week in Connecticut

Questions about Northfield Impoundment

When was Northfield Impoundment last stocked?: The latest reported stocking was Mar 17, 2026, according to Connecticut agency reports.
How often is Northfield Impoundment stocked?: It was stocked once in the last 12 months.
Is Northfield Impoundment stocked often?: Number 14 of 45 stocked waters in Litchfield County by stocking days. Stocked about as often as a typical Connecticut water on our record. We count each day the agency reported stocking it.