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Trinity Lake water level today

Reservoir in California

2,314.95ft
705.60 m · NAVD88
Measured · provisional
24 hours
▼ 0.09 ft
7 days
▼ 0.76 ft
30 days
–

What this means

The lake has fallen 0.76 ft in 7 days.

Since 2026, the lowest daily level was 2,314.95 ft (Oct 2026) and the highest 2,316.97 ft (Oct 2026).

Trinity Lake level chart

Loading chart…

Measured Normal range for the date (middle 50% of past years)

Records & details

Highest
2,316.97 ft on Oct 7, 2026
Lowest
2,314.95 ft on Oct 21, 2026
Records from
2026 (0 years of daily data)
Storage
1,646,040 acre-ft
Inflow
148 cfs (4.19 m³/s)
Water temperature
Not measured here

What acre-feet and % full mean

Trinity Dam

Height
538 ft
Completed
1962
Purposes
Hydroelectric; Irrigation; Recreation
Owner
BUREAU OF RECLAMATION
Normal storage
2,447,650 acre-ft
Surface area
17,722 acres

National Inventory of Dams (U.S. Army Corps of Engineers). All dam facts →

Boat ramps on Trinity Lake

2 more ramps without a name, on the map: 12

7 ramps listed. Links open the ramp's location on OpenStreetMap. Check the managing agency for closures, especially at low water. All California boat ramps →

Campgrounds near Trinity Lake

  • Ackerman Campground1.2 mi · FS
  • Ridgeville Boat-In Campground3.7 mi · FS
  • Minersville Campground4.3 mi · FS
  • Cooper Gulch Campground4.4 mi · FS
  • Bushytail4.8 mi · FS

All 12 campgrounds, reservations and phone numbers →

Federal campgrounds from Recreation.gov; straight-line distance from the lake's gauge or dam.

Weather & wind

This Afternoon63°F · Sunny
Wind NNE 3 to 7 mph
Tonight41°F · Clear
Wind NE 8 mph
Saturday72°F · Sunny
Wind NE 0 to 8 mph
Saturday Night44°F · Mostly Clear
Wind N 2 mph
Sunday67°F · Sunny
Wind ESE 0 to 3 mph
Sunday Night43°F · Mostly Clear
Wind NE 2 mph

NOAA National Weather Service forecast for this lake's location, updated 26 min ago.

Nearby lakes

All California lake levels →