Souhegan River trout stocking
Wilton, Hillsborough County, New Hampshire · stream · 557 ft elevation
Souhegan River was last stocked 6 months ago (May 14, 2026). We have 3 stockings on record since Apr 8, 2026, 3 in the last 12 months (920 fish). Most stockings come in April. Species stocked: brown trout, rainbow trout, brook trout.
- Tied for the most stocked water in Hillsborough County (3 stocking days on record).
- Stocked more often than 79% of New Hampshire waters on our record.
River conditions
USGS gage: SOUHEGAN RIVER (SITE WLR-1) NEAR MILFORD, NH (8 km away).
- Water temperature
- 50°F
- Flow
- 119 cfs
- much higher than usual for the last six weeks
- Gage height
- 3.90 ft
Ideal for trout. Prime range for trout (about 50 to 65°F): fish are feeding actively.
Latest reading Nov 9, 2026, 8:45 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Souhegan River
- This Afternoon65°FSunnywind 15 mph
- Tonight37°FMostly Clearwind 10 mph
- Saturday52°FSunnywind 5 to 10 mph
- Saturday Night28°FClearwind 0 mph
- Sunday58°FSunnywind 0 to 5 mph
- Sunday Night38°FMostly Clearwind 0 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Souhegan River stocked?
Most stockings come in April. Stocked 3 times in 2026, mostly in April, usually on Thursdays, about every 28 days.
By month, all years
What is stocked
| Species | Stockings | Fish | Fish per stocking |
|---|---|---|---|
| Brown trout | 1 | 360 | 360 |
| Rainbow trout | 1 | 200 | 200 |
| Brook trout | 1 | 360 | 360 |
Stocking history
20263 stockings · 920 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
May 14Latest Thursday | Brown trout | 360 129 lb | 4 weeks | Milford State Fish Hatchery |
Apr 16 Thursday | Rainbow trout | 200 95 lb | 8 days | Milford State Fish Hatchery |
Apr 8 Wednesday | Brook trout | 360 113 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 Souhegan River?
Wilton, Hillsborough County, New Hampshire. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Souhegan River
- Souhegan Riverstream · 2 mistocked May 14, 2026
- Blood Brookstream · 2 mistocked Apr 14, 2026
- Temple Brookstream · 3 mistocked May 4, 2026
- Souhegan Riverlake · 5 mistocked Apr 16, 2026
- Stony Brookstream · 6 mistocked May 4, 2026
- Purgatory Brookstream · 6 mistocked May 4, 2026
- Souhegan Riverstream · 6 mistocked May 14, 2026
- Nissitissit Riverstream · 9 mistocked May 4, 2026
All stocked waters in Hillsborough CountyStocked this week in New Hampshire
Questions about Souhegan River
- When was Souhegan River last stocked?
- The latest reported stocking was May 14, 2026 (brown trout, 360 fish), according to New Hampshire agency reports.
- How often is Souhegan River stocked?
- Stocked 3 times in 2026, mostly in April, usually on Thursdays, about every 28 days. Across all years on record, most stockings come in April.
- Is Souhegan River stocked often?
- Tied for the most stocked water in Hillsborough County (3 stocking days on record). Stocked more often than 79% of New Hampshire waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Souhegan River?
- Brown trout (1 stocking, 360 fish); Rainbow trout (1 stocking, 200 fish); Brook trout (1 stocking, 360 fish).
- How warm is the water near Souhegan River?
- The USGS gage read 50°F on Nov 9. Prime range for trout (about 50 to 65°F): fish are feeding actively.