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Napa, California · County government

Public Works — Household Hazardous Waste Resources

Find household hazardous-waste receiving programs, eligibility and appointments.

Source checked October 15, 2026[1]
Go to the official website (opens in a new tab)
Website address
www.napacounty.gov

Opens this office’s own website. CountyWiki does not process applications, take payments or provide personal records.

Contact details & office locations ↓
Napa County HHW resource guide. Household and business channels differ; confirm facility eligibility and accepted materials before travel.[2]

Online services & information

These links were found on official source pages. Each service is handled by the office.

Permanent HHW facility — household drop-off and business instructions (opens in a new tab)[3]Official instructions

County-listed Devlin Road HHW facility. Household drop-off is Friday/Saturday 9 am–4 pm without appointment; business requirements are separate.

Before you start

Appointments · Household HHW drop-off
Household HHW drop-off requires no appointment and has no fee. [4]
Availability · HHW receiving exclusions
The listed HHW facility excludes radioactive materials, explosives and ammunition. [5]

Fees

Fees are quoted only when a source document supports the amount and conditions.

Fee amounts have not been reviewed for this office.

Check the official website for its current fee schedule. No fee should be assumed to be free.

Forms & documents

Official forms and document pages for this office’s services.

Forms have not been reviewed yet. Visit the official website for the current forms and instructions.

Sources & last checked1 source page · 7 citations

Sources were checked by an AI-assisted research process. A checked website does not mean every service or fee on it has been reviewed.

  1. [1] Household Hazardous Waste (HHW) | Napa County, CA (opens in a new tab)

    County / official waste program · Waste service — 06055
    Source reviewed October 15, 2026

    View supporting excerpt
    Permanent HHW Collection Facility
  2. [2] Household Hazardous Waste (HHW) | Napa County, CA (opens in a new tab)

    County / official waste program · Waste service — 06055
    Source reviewed October 15, 2026

    View supporting excerpt
    Permanent HHW Collection Facility
  3. [3] Household Hazardous Waste (HHW) | Napa County, CA (opens in a new tab)

    County / official waste program · Waste service — Permanent HHW facility — household drop-off and business instructions
    Source reviewed October 15, 2026

    View supporting excerpt
    Households: No appointment required; no fee. Open every Friday & Saturday: 9 a.m. until 4 p.m.
  4. [4] Household Hazardous Waste (HHW) | Napa County, CA (opens in a new tab)

    County / official waste program · Waste service — Household HHW drop-off
    Source reviewed October 15, 2026

    View supporting excerpt
    Households: No appointment required; no fee.
  5. [5] Household Hazardous Waste (HHW) | Napa County, CA (opens in a new tab)

    County / official waste program · Waste service — HHW receiving exclusions
    Source reviewed October 15, 2026

    View supporting excerpt
    The facility accepts all types of household hazardous waste except radioactive materials, explosives and ammunition.
  6. [6] Household Hazardous Waste (HHW) | Napa County, CA (opens in a new tab)

    County / official waste program · Waste service — Permanent HHW receiving facility
    Source reviewed October 15, 2026

    View supporting excerpt
    The permanent HHW collection facility is located at 889-A Devlin Road, off Highway 29 in south Napa.
  7. [7] Household Hazardous Waste (HHW) | Napa County, CA (opens in a new tab)

    County / official waste program · Waste service — Permanent HHW receiving facility — households
    Source reviewed October 15, 2026

    View supporting excerpt
    Open every Friday & Saturday: 9 a.m. until 4 p.m.
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