Helium tanks are not accepted at a household hazardous waste event.
Extreme caution should be used when handling any type of tank. Tanks contain a pressurized gas and explosions can occur if thrown in the trash even when they are considered empty. Tanks with a pressure relief valve should also be handled with caution. For the disposal of helium tanks the following businesses will accept them for a fee.
401 E. Wood Street
Norristown, PA 19404
Phone: 610-272-8046 Tanks accepted for a fee.
Sims Metal Management
358 Schuylkill River Road
Bridgeport, PA 19405
Phone: 610-272-8621 http://www.simsmm.com/
M-F: 7:00 AM - 3:00 PM Tanks must be cut in half to eliminate a non-flammable gasexplosion when shred. *CAUTION: It is not recommended cutting or puncturing any type of tank even if it is considered empty due to a possible explosion and injury.