Used Oil Collectors & Recyclers in Castro Valley, CA

The top-ranked used oil collectors and recyclers serving Castro Valley, CA are Hazlab Environmental & Safety, LLC, Nor Cal Realty and Peterson Idealease. We list 89 used oil collectors and recyclers serving Castro Valley, CA. 30 of the providers shown match an active record from U.S. Environmental Protection Agency, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.

Used Oil Collectors & Recyclers serving Castro Valley, CA (Alameda County). 89 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.

Top 10 ranked used oil collectors and recyclers for Castro Valley

20 more providers serving this area

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Frequently asked questions

How many used oil collectors and recyclers serve Castro Valley?

We list 89 used oil collectors and recyclers serving Castro Valley, CA: 0 based there and 89 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.

Which used oil collectors and recyclers serve Castro Valley?

The top-ranked used oil collectors and recyclers serving Castro Valley, CA are Hazlab Environmental & Safety, LLC, Nor Cal Realty, Peterson Idealease, Tiger Lily Transport and Peterson. The full ranked list, with the official records each provider matched, is on this page.

Which used oil collectors and recyclers serving Castro Valley are verified against official records?

10 of the top 10 match an active official record: Hazlab Environmental & Safety, LLC (U.S. Environmental Protection Agency), Nor Cal Realty (U.S. Environmental Protection Agency), Peterson Idealease (U.S. Environmental Protection Agency), Tiger Lily Transport (U.S. Environmental Protection Agency) and Peterson (U.S. Environmental Protection Agency), and 5 more on this page. Each badge links to the official record it matched.

How are these companies ranked?

By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.

What does "Verified" mean on this page?

"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.

Who can pick up used oil from a business?

Used oil transporters notify EPA or the state and receive an EPA ID number; transfer facilities, processors and re-refiners do as well. Ask the hauler for its EPA ID and where the oil goes.

"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .

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