County referrals to receiving facilities. Confirm current residency eligibility, accepted materials, appointments and charges with the receiving facility before traveling.
County household hazardous-waste instructions and local disposal information.
Buena Vista HHW — 2026 collection calendar
The 2026 HHW calendar lists the first and third Saturday, 9 am–1 pm, at Buena Vista Waste Transfer Station in Ione. Confirm holiday exceptions with the facility.
County hazardous-waste instructions; business drop-offs require separate approval and scheduling.
Rock Creek HHW — receiving hours and eligibility
The dedicated HHW page lists Rock Creek daily 8 am–4:15 pm for Calaveras and Alpine residents/businesses; business deliveries still require prior approval and scheduling.
Waste service — Household hazardous-waste receiving facilities
There are three (3) permanent Household Hazardous Waste (HHW) collection facilities in El Dorado County where residents can drop off most of their HHW free of charge:
County household hazardous-waste facility referrals with separate Salinas Valley and ReGen Monterey service areas. Business appointments and charges differ.
Waste service — Resident HHW collection centers — locations and receiving hours
Orange County residents can dispose of their Household Hazardous Waste items for FREE at any of the County's four Household Hazardous Waste Collection Centers.
County permanent and temporary HHW programs with a disposal-location map. Check the actual facility and material type before traveling.
ABOP and PaintCare facilities
ABOP/PaintCare sites have limited acceptance: non-contaminated antifreeze, batteries, used motor oil/filters and paint. Other materials require a suitable HHW facility.
Hawthorne Street HHW receiving program, closed noon–1 pm. Check specific material exclusions and contact the hotline before transporting damaged containers.
Household material limits
Resident drop-off limit: 15 gallons or 125 lb; liquid volume is based on container size.
Fairmead HHW receiving is Saturday 9 am–1 pm for Madera County residents, different from ordinary landfill hours.
Service area: Fairmead HHW receiving is for Madera County residents, including incorporated cities; check accepted materials and the separate Saturday HHW hours. Area details & sources
Marin County HHW resources. Novato residents use Novato; other Marin residents use the San Rafael facility. Business and West Marin event appointments have separate requirements.
Merced County resident HHW programs. Only listed materials are accepted during ordinary landfill hours; other HHW requires a scheduled collection event. Businesses use separate disposal services.
Authority instructions for limited everyday HHW diversion and separately scheduled full HHW collection events. Pesticides and pool chemicals are not accepted every day.
Event-only household hazardous waste
Materials such as pesticides and pool chemicals require a scheduled HHW collection event; they are not everyday landfill drop-offs.
County HHW appointments are for unincorporated San Diego County residents. Incorporated-city residents must use their city program; facility and appointment rules differ.
Choose a facility and check the unincorporated-county eligibility and appointment rules. The El Cajon county appointment channel has a temporary closure notice.
Service area: This county HHW channel is for unincorporated San Diego County residents. Incorporated-city residents use their own city program; the El Cajon county appointment pause is separate. Area details & sources
El Cajon — unincorporated residents only
The county page posts a temporary closure of El Cajon appointments for unincorporated residents. City of El Cajon residents have a separate city channel; call before planning a visit.
County HHW resource guide, implemented by IWMA. Facility access differs: Heritage Ranch is restricted to Heritage Ranch residents. Business disposal is a separate program.
San Mateo County resident HHW appointment program. Drop-off locations and instructions are supplied through the booking process; business waste uses a separate channel.
This program limits each vehicle/appointment to 10 gallons or 50 pounds. Make separate appointments and trips for additional waste; do not substitute another county’s 15 gallon limit.
Santa Barbara County HHW directory. Each facility has its own residence, material, fee and appointment rules; a listing does not establish free countywide access to every facility.
County LessIsMore directory for the Santa Barbara/Goleta, Santa Ynez, Lompoc, Santa Maria and Carpinteria areas. Check the individual provider before visiting.
Check residence and material restrictions before booking. Palo Alto residents use the city program; appointment confirmation supplies drop-off instructions.
Service area: Santa Clara County household HHW appointments serve county residents except Palo Alto. Palo Alto residents must use the city HHW program; the receiving address is provided after booking. Area details & sources
Medication exclusion
The San Jose and San Martin permanent HHW facilities no longer accept medications; use the linked medication drop-off program.
Waste service — HHW locations — Ben Lomond closure and alternative facilities
August 20, 2026, is the last day to drop off household hazardous waste (HHW) before the HHW facility temporarily closes from August 21, 2026, through September 2027.
Waste service — Limited HHW materials — antifreeze, batteries, oil and paint
Antifreeze, Batteries, Oil and Paint - house paint as well as primers, stains, sealers, and clear coatings such as shellac and varnish are accepted at all Sierra County Sites:
Central Disposal Site Building 5 resident HHW receiving, Thursday–Saturday 7:30 am–2:30 pm without appointment. Bring residency ID and check posted holiday closures.
Resident HHW facility — year-end closure
The HHW facility posts a year-end closure from December 20, 2026 to January 4, 2027. Recheck the notice before travel.
Waste service — Resident HHW facility — hours, materials and holiday closures
Located at the Central Disposal Site, the Household Hazardous Waste (HHW) Facility is open every week for free drop-off of hazardous waste from Sonoma County residents.
Appointment-only Wednesday regional pickup; allow several weeks. Standard charge and limited free pickup eligibility are separate from free facility drop-off.
County HHW registration for the listed communities. PPC event dates are separate from Fillmore SCRV, whose displayed address/date require confirmation.
Service area: County HHW events serve Fillmore, Ojai, Santa Paula and unincorporated Ventura County. Other city residents use their own programs; confirm registration and the receiving location. Area details & sources
Fillmore SCRV — conflicting posted location
The county page gives two different SCRV street numbers and conflicting October schedule information. Confirm the event location and date directly before booking or travel.
Waste service — Reserve an eligible county HHW drop-off event
To serve residents of Fillmore, Ojai, Santa Paula, and Unincorporated Ventura County, the County of Ventura sponsors Household Hazardous Waste (HHW) collection events at two permanent facilities:
Regional HHW receiving for Yuba and Sutter County households. Qualifying local businesses and other generators need a separate appointment. RWMA membership does not imply coverage in other counties.
Yuba City facility for households in both counties, Saturdays 8 am–4 pm except holidays. Household drop-off is free and does not require an appointment.
HHW receiving for San Bernardino County residents. Site-specific material restrictions, holiday closures and business rules apply. Fire-response boundaries do not establish HHW eligibility.
Fire District HHW facility directory. Check the Big Bear Lake closure notice and each site’s HHW hours and accepted materials; ordinary city-yard hours differ.
Big Bear Lake HHW — posted closure
Big Bear Lake has a posted temporary-closure notice starting September 26, with no year printed. Call the HHW program to confirm current status before visiting.
Palo Alto HHW receiving: 2501 Embarcadero Way, Saturdays 9–11 am and the first Friday of the month 3–5 pm, subject to posted holiday closures. Bring proof of residency.
Service area: For Palo Alto residents. Use the city HHW receiving station rather than county HHW appointments. Area details & sources
Palo Alto HHW Station — per visit
Limit each visit to 15 gallons or 125 pounds, in containers no larger than 5 gallons.
The Household Hazardous Waste (HHW) Station provides environmentally safe and convenient weekly household hazardous waste disposal for Palo Alto residents.
Palo Alto residents with physical limitations can apply for home pickup. A doctor-signed application and city approval are required before calling to arrange collection.
Service area: For Palo Alto residents with an approved physical-limitations application. General resident eligibility alone does not qualify for home pickup. Area details & sources