Millerton Lake water level
San Joaquin River · California · operated by USBR (Friant Dam)
Millerton Lake is 94% full as of Jun 20, 2026, per CDEC data — 8.7 ft below full pool.
near full 8.7 ft below full pool
CDEC 488,364 acre-ft · updated Jun 20, 2026
94%
percent full
571.3
water level (ft msl)
8.7
ft below full pool
−3,548.00
24-hour change (ft)
580
full pool (ft ref.)
0.52M
capacity (acre-ft)
Can I launch? Yes — most ramps usable.
Lake is well within its normal pool — most boat ramps are usable. Confirm your specific ramp, which can close independently of lake level.
~30-day trend · reservoir storage
502,032 488,364 now 488,364
About Millerton Lake
Full pool
580 ft
Capacity
520,528 AF
Dam / operator
USBR (Friant Dam)
River / basin
San Joaquin River
State
California
Data feed
CDEC
Going to Millerton Lake?
Recreation-booking links (charters, boat rentals) appear here once partner accounts are wired. See the disclosure page.
Millerton Lake — questions
How full is Millerton Lake right now?
Millerton Lake is about 94% full as of Jun 20, 2026.
Can I launch a boat at Millerton Lake?
Lake is well within its normal pool — most boat ramps are usable. Confirm your specific ramp, which can close independently of lake level. Individual ramps open and close on their own schedules and on local hazards.
Where does Millerton Lake's level come from?
LakeLevelNow pulls it from the CDEC public water-data feed (California Data Exchange). The reading is timestamped in the gauge above.
Who operates Millerton Lake?
Millerton Lake, on the San Joaquin River, is operated by USBR (Friant Dam). Reservoir releases, flood-control drawdowns, and water-supply decisions are theirs.