Propane tanks disposal in Colorado
What Colorado says to do with propane tanks, read off Colorado Department of Public Health and Environment's own page on 2026-08-19.
Colorado's health department says never put a propane cylinder or canister in the trash — recycling is the preferred and often only route, the cylinder must be completely empty first, and HHW programs, propane distributors, and scrap metal dealers may take it. Read from Colorado Department of Public Health and Environment · checked 2026-08-19
Do not put propane tanks in the trash — solid waste equipment can rupture the cylinder and any spark can cause an explosion, and you should never attempt to de-valve your own propane tank (New Hampshire Department of Environmental Services).
Never put a propane cylinder or canister in the trash, and avoid cutting the cylinder with a torch or cutting wheel — it may still contain propane and is a potential fire and explosion hazard (CDPHE).
Where to take it
Your county program is listed in Colorado Department of Public Health and Environment's county program directory.
Counties differ — verify with your local program.
All 50 states: How do you dispose of a propane tank? — the federal baseline, what happens to it, and every state's rule with the page it was read from.