Household Hazardous Waste DropoffHHW Dropoff
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Stanislaus County Household Hazardous Waste Facility

1710 Morgan Road, Modesto, CA 95358

Call ahead. Hours, fees, residency rules, appointments and accepted materials change. Check the official page or call before you go. Never mix chemicals, and keep products in their original containers. Open the official source page.

Type
Permanent drop-off
Address
1710 Morgan Road, Modesto, CA 95358 (map pin at street level)
County
Stanislaus County
Hours
Fridays and Saturdays, 8 a.m.–noon, for households. A reuse hour runs every Saturday from 7–8 a.m. except listed 2026 closure dates. 2026 holiday closures include November 27 and December 25.
Accepted
Used motor oil; Pesticides & garden chemicals; Paint; Household chemicals & cleaners; Pool chemicals; Household batteries; Other household hazardous waste
The county page lists motor oil, pesticides and herbicides, paints and thinners, drain cleaners, pool chemicals, chemical cleaners, batteries and fertilizers among accepted examples.
Not accepted
Explosives; Radioactive material; Compressed gas cylinders; Biomedical waste
Limits
No more than 15 gallons or 125 pounds per visit.
Appointment
Not stated in our source.
Who can use it
Household residents of Stanislaus County. Reuse-hour participants must show a California photo ID and live in the county.
Fees
Free of charge to residents of Stanislaus County.
Phone
209-525-6789
Notes
The facility is at County Center IV. The county’s 2026 temporary-event calendar ends on October 17, 2026, which is already past, so those events were not added. Very small quantity generators use a separate Wednesday appointment program.

Source: Stanislaus County Environmental Resources

Last checked: — Read directly from the official source page on 2026-11-09: confirmed the household hazardous waste service, address, phone, hours, fees, accepted materials, residency/ID rules, quantity limits; other fields not re-checked.

Source and reuse terms: Public government information (facts); linked to the official source page

Report a problem or suggest an edit Opens your email app with this listing's id (ca-modesto-stanislaus-county-household-hazardous-waste-facility).

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