Boca Lake Water Level Today
California · near Truckee, CA · Below full pool
- Elevation
- 5,583.56 ft
- From full pool
- −20.80 ft
- Percent of pool
- 75.1%
- 24-hour change
- −0.69 ft
- 7-day change
- −4.95 ft
- Reading
- Sep 21, 2026 · USACE
Last year at Boca Lake
Boca Lake is 20.80 ft below full pool, at 5,583.56 ft, down 0.69 ft in the last 24 hours. That puts the lake at 75.1 percent of its conservation pool. The top of the flood pool is 21.4 ft higher, at 5,605.00 ft.
Over the last 7 days the level fell 4.95 ft, and over 30 days it fell 12.68 ft. In the 400 days of readings on this page the high was 5,603.02 ft on Jun 13, 2026 and the low was 5,552.08 ft on Dec 20, 2025, a range of 50.94 ft.
The reading is the U.S. Army Corps of Engineers gauge at Boca Dam, near Truckee, CA, taken Sep 21, 2026 and referenced to the NGVD29 datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.
Boca Lake pool elevations
| Current elevation | 5,583.56 ft |
|---|---|
| Full pool (top of conservation) | 5,604.36 ft |
| Top of flood pool | 5,605.00 ft |
| Bottom of conservation pool | 5,521.00 ft |
| Top of dam | 5,612.00 ft |
| Inflow | 47 cfs |
| Outflow | 295 cfs |
| 30-day change | −12.68 ft |
| 1-year high | 5,603.02 ft (Jun 13, 2026) |
| 1-year low | 5,552.08 ft (Dec 20, 2025) |
| Vertical datum | NGVD29 |
| Operating agency | U.S. Army Corps of Engineers, SPK district |
Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.
More lakes in California
- Lake Oroville 767.67 ft, −128.29 ft from full
- Shasta Lake 984.99 ft, −81.78 ft from full
- Folsom Lake 408.15 ft, −57.85 ft from full
- Lake Isabella 2,557.94 ft, −26.04 ft from full
- New Melones Lake 1,007.63 ft, −75.95 ft from full
- Pine Flat Lake 742.21 ft, −209.11 ft from full
Boca Lake level questions
What is the water level of Boca Lake today?
Boca Lake is at 5,583.56 ft as of Sep 21, 2026, −20.80 ft relative to full pool (5,604.36 ft). The 24-hour change is −0.69 ft.
What is full pool at Boca Lake?
Full pool, the top of the conservation pool, is 5,604.36 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 5,605.00 ft. The bottom of the conservation pool is 5,521.00 ft.
Is Boca Lake rising or falling?
Over the last 24 hours the level is −0.69 ft; over 7 days it fell 4.95 ft, and over 30 days it fell 12.68 ft.
Where does this Boca Lake level come from?
From the U.S. Army Corps of Engineers (USACE) public data feed for Boca Dam. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.