Propane tanks with VALVES INTACT ONLY are accepted from residents free of charge at the Hanalei Transfer Station, Kapaa Transfer Station, Lihue Transfer Station, and Hanapepe Transfer Station. All tanks without valves should be taken to Puhi Metals Recycling Facility. Tanks smaller than 5 gallons are not accepted and may be disposed in the regular trash. Tanks larger than 20 gallons (40 pounds) are not accepted. Home Depot offers a discount on a new tank if you bring your old tank in for recycling. Call for details at 632-2740.
Commercial haulers are required to dispose of depressurized tanks at the Puhi Metals Recycling Facility. Propane Tanks of all sizes are accepted at the Puhi Metals Facility if, and only if, the valve has been removed so that it can be visually determined that there are absolutely no fluids contained within the cylinder. Please refer to the Yellow Pages under the heading "Gas-Liquefied Petroleum Bottled and Bulk Retail," for companies that can perform the service of depressurizing propane tanks.
Gaspro accepts old tanks for recycling if you purchase a new tank from them. Call 245-6766 for more information.