Information is constantly changing! Call ahead to verify hours and availability.
Motor Oil
California Certified Used Oil Collection Centers will take used motor oil from the public and will pay you 40¢ a gallon. Most centers will take up to 5 gallons at a time. Used Motor Oil Certified Collection Center Drop-off Location Finder
Certified center managers will not accept used motor oil that has been contaminated with other fluids such as antifreeze, solvents, gasoline, or water. Bring contaminated motor oil to a Household Hazardous Waste Facility. See the Used Motor Oil Fact Sheet for more information.
Boat Waste resources: Boating Clean & Green, Pumpout Nav App, SF Bay Clean Boating Map, Bilge Care & Preventing Oil Spills
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4500 Clayton Rd., Concord • (925) 682-5823Free Drop-off, Buyback Drop-off -
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2025 Monument Blvd., Concord • (925) 682-3142Free Drop-off, Buyback Drop-off -
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1500-D Monument Blvd., Concord • (925) 798-3604Free Drop-off, Buyback Drop-off -
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7 N. Court St., Martinez • (925) 313-0942Free Drop-off, Buyback Drop-off -
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3500 Alhambra Ave., Martinez • (925) 229-1206Free Drop-off, Buyback Drop-off -
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5267 Clayton Rd., Concord • (925) 681-1484Free Drop-off, Buyback Drop-off -
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796 Oak Grove Rd., Concord • (925) 681-0393Free Drop-off, Buyback Drop-off -
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5288 A Clayton Road, Concord • (925) 500-8909Free Drop-off, Buyback Drop-off -
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2855 Contra Costa Blvd., Pleasant Hill • (925) 938-9665Free Drop-off -
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1500 Kirker Pass Road, Concord • (925) 672-3900Free Drop-off, Buyback Drop-off -
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5288A Clayton Valley Rd., Concord • (925) 363-5900Free Drop-off -
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3099 N. Main St., Walnut Creek • (925) 974-0785Free Drop-off, Buyback Drop-off -
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2411 Oak Grove Road, Walnut Creek • (925) 939-4848Free Drop-off, Buyback Drop-off -
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3858 Railroad Ave., Pittsburg • (925) 432-7704Free Drop-off -
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50 Bliss Ave., Pittsburg • (925) 432-3422Free Drop-off -
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50 Bliss Ave, Pittsburg • (925) 432-3422Free Drop-off, Buyback Drop-off -
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399 E. Leland Rd., Pittsburg • (925) 439-1366Free Drop-off, Buyback Drop-off -
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401 E. Leland Rd., Pittsburg • (925) 252-9044Free Drop-off -
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1425 AutoCenter Dr., Walnut Creek • (925) 357-9939Free Drop-off, Buyback Drop-off -
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1410 Autocenter Drive, Walnut Creek • (925) 905-9500Free Drop-off, Buyback Drop-off -
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2710 N. Main Street, Walnut Creek • (925) 935-9180Free Drop-off, Buyback Drop-off -
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2555 N. Main St., Walnut Creek • (925) 280-4900Free Drop-off, Buyback Drop-off -
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1573 Third Avenue, Walnut Creek • (925) 944-5606Free Drop-off, Buyback Drop-off -
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2203 Loveridge Rd., Pittsburg • (925) 427-2150Free Drop-off -
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2190 N. Broadway, Walnut Creek • (925) 938-5823Free Drop-off