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Northfield Impoundment trout stocking

Thomaston, Litchfield County, Connecticut · lake

Northfield Impoundment was last stocked 6 months ago (Mar 17, 2026). We have 1 stocking on record since Mar 17, 2026, 1 in the last 12 months.

Last stocked
6 months ago
Mar 17, 2026
Next planned
Not announced
Last 12 months
1 stocking
On record
1 stockings
since Mar 17, 2026

River conditions

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

Flow
21 cfs
lower than usual for the last six weeks
Gage height
1.66 ft
104988Aug 11Sep 23
Streamflow, last six weeks (cfs), daily. Latest: 28 cfs on Sep 23.

Latest reading Sep 25, 2026, 2:30 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Northfield Impoundment

  • Overnight
    48°F
    Mostly Cloudy
    wind 9 to 14 mph
  • Friday
    65°F
    Mostly Cloudy then Slight Chance Rain Showers
    18% rain · wind 14 mph
  • Friday Night
    52°F
    Rain Showers Likely
    61% rain · wind 14 to 20 mph
  • Saturday
    61°F
    Rain
    75% rain · wind 15 to 20 mph
  • Saturday Night
    52°F
    Rain
    90% rain · wind 15 to 18 mph
  • Sunday
    61°F
    Rain
    81% rain · wind 15 to 20 mph

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

Stocking history

DateSpeciesHatchery
Mar 17, 2026Trout

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.

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.

DirectionsLarger map

Stocked waters near Northfield Impoundment

All stocked waters in Litchfield CountyStocked 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 1 times in the last 12 months.