TroutNearMe

Blackwater River trout stocking

Hopkinton, Merrimack County, New Hampshire · stream

Blackwater River was last stocked 5 months ago (Apr 23, 2026). We have 1 stocking on record since Apr 23, 2026, 1 in the last 12 months (100 fish). Species stocked: brown trout.

Last stocked
5 months ago
Apr 23, 2026
Next planned
Not announced
Last 12 months
1 stocking
100 fish
On record
1 stockings
since Apr 23, 2026

River conditions

Nearest USGS gage: WARNER RIVER AT DAVISVILLE, NH (3 km away, on a different stream or lake).

Flow
36 cfs
much higher than usual for the last six weeks
Gage height
3.43 ft
43769Aug 11Sep 23
Streamflow, last six weeks (cfs), daily. Latest: 45 cfs on Sep 23.

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

Weather at Blackwater River

  • Tonight
    39°F
    Mostly Cloudy
    wind 0 mph
  • Friday
    67°F
    Mostly Cloudy
    wind 0 to 15 mph
  • Friday Night
    50°F
    Chance Light Rain
    45% rain · wind 5 to 10 mph
  • Saturday
    60°F
    Rain Likely
    72% rain · wind 10 mph
  • Saturday Night
    50°F
    Rain Likely
    72% rain · wind 10 to 15 mph
  • Sunday
    59°F
    Rain
    76% rain · wind 10 to 15 mph

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

What is stocked

SpeciesStockingsFishFish per stockingTypical size
Brown trout1100100

Stocking history

DateSpeciesFishPoundsHatchery
Apr 23, 2026Brown trout10035Milford 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.

Where is Blackwater River?

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

DirectionsLarger map

Stocked waters near Blackwater River

All stocked waters in Merrimack CountyStocked 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, 100 fish), according to New Hampshire agency reports.
How often is Blackwater River stocked?
It was stocked 1 times in the last 12 months.
What kind of trout are stocked in Blackwater River?
Brown trout (1 stocking, 100 fish).