Household Hazardous Waste DropoffHHW Dropoff
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St. Charles County Recycle Works Central Household Hazardous Waste

60 Triad South Drive, St. Charles, MO 63304

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
Collection event
Address
60 Triad South Drive, St. Charles, MO 63304 (map pin at street level)
County
St. Charles County
Dates
May 1 through September 30, Tuesday through Friday, 9:00 a.m.–3:00 p.m.
Hours
May 1 through September 30, Tuesday through Friday, 9:00 a.m.–3:00 p.m. No appointment is necessary.
Accepted
Paint; Used motor oil; Pesticides & garden chemicals; Household chemicals & cleaners; Other household hazardous waste
The county page describes household hazardous waste as including cleaning supplies, oil-based paints, lawn-care products, automobile fluids and pesticides. Latex paint is not accepted.
Not accepted
Latex paint; Mixed waste in plastic bags or other containers
Appointment
Not required, per the official page
Who can use it
St. Charles County residents.
Fees
$25 for loads up to 50 pounds, payable by cash or check only, plus $1 per pound over 50 pounds.
Phone
636-949-1800
Notes
The 2026 season ended September 30, 2026; the listing reflects the standing May-through-September schedule. Latex-paint drying instructions on the page were not copied.

Source: St. Charles County

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

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 (mo-st-charles-county-recycle-works-central-household-hazardous-waste).

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