Lake Isabella water level
Kern River · California · operated by USACE (Isabella Dam)
Lake Isabella is 59% full as of Jun 20, 2026, per CDEC data — 9.8 ft above full pool.
below normal 9.8 ft above full pool
CDEC 336,926 acre-ft · updated Jun 20, 2026
59%
percent full
2,582.8
water level (ft msl)
9.8
ft above full pool
−1,957.00
24-hour change (ft)
2,573
full pool (ft ref.)
0.57M
capacity (acre-ft)
Can I launch? Yes — most ramps usable.
Lake is lower than normal — some ramps may be out of the water. Check ramp status before launching.
~30-day trend · reservoir storage
371,256 336,926 now 336,926
About Lake Isabella
Full pool
2,573 ft
Capacity
568,075 AF
Dam / operator
USACE (Isabella Dam)
River / basin
Kern River
State
California
Data feed
CDEC
Going to Lake Isabella?
Recreation-booking links (charters, boat rentals) appear here once partner accounts are wired. See the disclosure page.
Lake Isabella — questions
How full is Lake Isabella right now?
Lake Isabella is about 59% full as of Jun 20, 2026.
Can I launch a boat at Lake Isabella?
Lake is lower than normal — some ramps may be out of the water. Check ramp status before launching. Individual ramps open and close on their own schedules and on local hazards.
Where does Lake Isabella'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 Lake Isabella?
Lake Isabella, on the Kern River, is operated by USACE (Isabella Dam). Reservoir releases, flood-control drawdowns, and water-supply decisions are theirs.