When was Blackwater River last stocked?

The latest reported stocking was Apr 23, 2026 (brown trout and rainbow trout, 965 fish), according to New Hampshire agency reports.

How often is Blackwater River stocked?

It was stocked once in the last 12 months.

Is Blackwater River stocked often?

Number 30 of 42 stocked waters in Merrimack County by stocking days. Stocked about as often as a typical New Hampshire water on our record. We count each day the agency reported stocking it.

What kind of trout are stocked in Blackwater River?

Brown trout (1 stocking, 265 fish); Rainbow trout (1 stocking, 700 fish).

Blackwater River trout stocking

Webster, Merrimack County, New Hampshire · stream · 438 ft elevation

Blackwater River was last stocked 7 months ago (Apr 23, 2026). We have 1 stocking on record since Apr 23, 2026, 1 in the last 12 months (965 fish). Species stocked: brown trout, rainbow trout.

Last stocked

7 months ago

Apr 23, 2026

Next planned

Not announced

Last 12 months

1 stocking

965 fish

On record

1 stocking

since Apr 23, 2026

Number 30 of 42 stocked waters in Merrimack County by stocking days.
Stocked about as often as a typical New Hampshire water on our record.

River conditions

USGS gage: BLACKWATER RIVER NEAR WEBSTER, NH (under 1 km away).

Flow: 48 cfs; about normal for the last six weeks
Gage height: 2.36 ft

Streamflow, last six weeks (cfs), daily. Latest: 45 cfs on Nov 8.

Latest reading Nov 9, 2026, 8:30 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Blackwater River

Tonight
34°F
Mostly Clear
wind 10 to 15 mph
Saturday
51°F
Sunny
wind 5 to 10 mph
Saturday Night
24°F
Clear
wind 0 to 5 mph
Sunday
58°F
Sunny
wind 0 to 5 mph
Sunday Night
34°F
Mostly Clear
wind 0 mph
Monday
66°F
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
Brown trout	1	265	265
Rainbow trout	1	700	700

Stocking history

20261 stocking · 965 fish

Date	Species	Fish	Hatchery
Apr 23Latest Thursday	Brown troutRainbow trout	965 374 lb	Milford State Fish Hatchery

From New Hampshire 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 Hampshire fishing regulations.

Where is Blackwater River?

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

Directions Larger map New Hampshire fishing regulations

Stocked waters near Blackwater River

Winnepocket Lakelake · 2 mistocked Apr 22, 2026
Blackwater Riverstream · 4 mistocked Apr 23, 2026
Warner Riverstream · 4 mistocked May 8, 2026
Stirrup Iron Pondlake · 5 mistocked Jun 2, 2026
Blackwater Riverstream · 6 mistocked Jun 2, 2026
Merrimack Riverstream · 7 mistocked May 29, 2026
Stevens Brookstream · 7 mistocked May 8, 2026
French Pondlake · 8 mistocked May 6, 2026

All stocked waters in Merrimack County Stocked this week in New Hampshire

Questions about Blackwater River

When was Blackwater River last stocked?: The latest reported stocking was Apr 23, 2026 (brown trout and rainbow trout, 965 fish), according to New Hampshire agency reports.
How often is Blackwater River stocked?: It was stocked once in the last 12 months.
Is Blackwater River stocked often?: Number 30 of 42 stocked waters in Merrimack County by stocking days. Stocked about as often as a typical New Hampshire water on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Blackwater River?: Brown trout (1 stocking, 265 fish); Rainbow trout (1 stocking, 700 fish).