When was Lake Herman last stocked?

The latest reported stocking was Feb 15 to 21, 2026, according to California agency reports.

How often is Lake Herman stocked?

It was stocked 2 times in the last 12 months.

Is Lake Herman stocked often?

The second most stocked of 3 waters in Solano County. Stocked less often than most California waters on our record. We count each day the agency reported stocking it.

How warm is the water near Lake Herman?

The nearest USGS gage read 62°F on Nov 9. Prime range for trout (about 50 to 65°F): fish are feeding actively.

Lake Herman trout stocking

Solano County, California · lake · 109 ft elevation

Lake Herman was last stocked 9 months ago (Feb 15 to 21, 2026). We have 2 stockings on record since Jan 11, 2026, 2 in the last 12 months.

Last stocked

9 months ago

Feb 15 to 21, 2026

Next planned

Not announced

Last 12 months

2 stockings

Water temperature

62°F

Ideal for trout

The second most stocked of 3 waters in Solano County.
Stocked less often than most California waters on our record.

River conditions

Nearest USGS gage: SUISUN BAY A BENICIA BRIDGE NR BENICIA CA (6 km away, on a different stream or lake).

Water temperature: 62°F

Ideal for trout. Prime range for trout (about 50 to 65°F): fish are feeding actively.

Latest reading Nov 9, 2026, 9:00 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Lake Herman

Overnight
52°F
Mostly Cloudy
wind 3 mph
Monday
72°F
Haze then Mostly Sunny
wind 5 mph
Monday Night
53°F
Mostly Clear
wind 6 mph
Tuesday
75°F
Sunny
wind 5 mph
Tuesday Night
52°F
Mostly Clear
wind 3 mph
Veterans Day
73°F
Sunny
wind 2 to 10 mph

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

Stocking history

20262 stockings

Date	Species	Since previous
Week of Feb 15Latest Feb 15 to Feb 21	Trout	5 weeks
Week of Jan 11 Jan 11 to Jan 17	Trout

From California 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: California fishing regulations.

Where is Lake Herman?

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

Directions Larger map California fishing regulations

Stocked waters near Lake Herman

Lake Chabotlake · 5 mistocked Mar 15, 2026
Hidden Valley Pondpond · 8 mistocked Mar 1, 2026
Temescal Lakelake · 18 mistocked Jan 4, 2026
Lagoon Valleylake · 18 mistocked Feb 1, 2026

All stocked waters in Solano County Stocked this week in California

Questions about Lake Herman

When was Lake Herman last stocked?: The latest reported stocking was Feb 15 to 21, 2026, according to California agency reports.
How often is Lake Herman stocked?: It was stocked 2 times in the last 12 months.
Is Lake Herman stocked often?: The second most stocked of 3 waters in Solano County. Stocked less often than most California waters on our record. We count each day the agency reported stocking it.
How warm is the water near Lake Herman?: The nearest USGS gage read 62°F on Nov 9. Prime range for trout (about 50 to 65°F): fish are feeding actively.