Planned Wide Area Larvicide treatment in the Oroville areas on 07/21/2026

Planned Wide Area Larvicide treatment in the Oroville areas on 07/21/2026. The treatment will take place between 4:00am-6:00am.

All treatments are subject to weather.

Click here for FAQ's about WALs treatment.

A map labeled "Proposed WALS Map" highlighting specific areas near the City of Oroville, with a north arrow indicated.
A map showing streets and a highlighted red rectangular area with a blue cross at the center. North is indicated at the top.
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