Lake Isabella water level

2,555.1 feet, 25% of capacity, down 0.6 ft this week. Updated Oct 19, 2026.

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Algae bloom caution. Advisory posted near Keysville Beach, Kern River on Aug 27, 2026. Keep kids and dogs out of discolored or scummy water. Source: California Water Boards bloom reports.

Photo: Marek Ślusarczyk (Tupungato) Photo portfolio · CC BY 3.0 · Wikimedia Commons

Rentals, stays & trips for Lake IsabellaPartner links · same price for you
Rent a boat on Lake IsabellaPontoons, ski and fishing boats from local ownersBoatsetter Stay near Lake IsabellaLake cabins, vacation homes and hotelsExpedia · Vrbo Fishing charterHalf and full-day trips, gear includedViator Private campsiteWhen the public sites are fullHipcamp

Heads up: Off-season trips are quieter. Many owners still rent on calm, sunny weekends.

Rent a boat on Lake IsabellaBoatsetter · partner link→
← Lake Isabella trip plannerBoat rentals →Camping →Fishing →

Past 12 months

Lake Isabella level chart

Elevation2,555.1ft
Full25%
Past week-0.6ft
vs. a year ago-11.2ft
2,5532,5652,5772,589Oct 2025Apr 2026Oct 2026

As of Oct 19, 2026 · California Data Exchange Center · updated daily

DateElevation (ft)Storage (acre-feet)
Oct 19, 20262,555.12140,166
Oct 18, 20262,555.19140,536
Oct 17, 20262,555.26140,906
Oct 16, 20262,555.34141,330
Oct 15, 20262,555.42141,755
Oct 14, 20262,555.53142,341
Oct 13, 20262,555.65142,982
Oct 12, 20262,555.74143,464
Oct 11, 20262,555.80143,786
Oct 10, 20262,555.87144,162
Oct 9, 20262,555.93144,485
Oct 8, 20262,556.04145,078
Oct 7, 20262,556.16145,727
Oct 6, 20262,556.31146,540

Good to know

Questions about Lake Isabella

Can you rent a boat on Lake Isabella?

Yes. Boat rentals for Lake Isabella can be searched on Boatsetter, where local owners list pontoons, ski boats and fishing boats, some with a captain. Availability changes by season, so book early for summer weekends. Public launches include Boat ramp.

Where can I launch a boat on Lake Isabella?

Boat ramps and marinas listed for this water: Boat ramp. Fees and hours change by season, so check with the managing agency before you tow.

What is the water level of Lake Isabella today?

On 2026-10-19, Lake Isabella was at 2,555.12 feet, 25% of capacity. That's down 0.62 feet from a week earlier. Source: California Data Exchange Center, updated daily.