Propane tanks disposal in Wisconsin
What Wisconsin says to do with propane tanks, read off Wisconsin DNR's own page on 2026-08-19.
Wisconsin DNR's household hazardous waste table tells you to refill a refillable propane tank at your supplier and to use up a small nonrefillable cylinder so a scrap metal operation can recycle it — cylinders should not go in your curbside recycling. Read from Wisconsin DNR · 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).
Single-use all-steel cylinders must first be completely empty, and cylinders should NOT be placed in your curbside recycling (Wisconsin DNR).
Where to take it
Sites are listed in the Wisconsin Clean Sweep (DATCP) drop-off site finder.
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.