Barometers Illegal in Garbage, Recycling & Drains Contains Mercury Hazardous Waste If your barometer contains mercury, you can take it to one of our hazardous waste facilities or to the facility listed below: Hazardous Waste Collection Facility 889A Devlin Road, American Canyon | 1-800-984-9661 Friday and Saturday, 9 am – 4 pm City of American Canyon Mercury Elimination ProgramCity of American Canyon Corporation Yard205 Wetlands Edge Road, American Canyon | (707) 647-4550Monday – Friday 8am – 4pmReplacement of fever thermometers, mercury thermostats and disposal of mercury products for residents only. Never Throw Away Most antique barometers contain about 4 ounces of mercury. If your barometer contains mercury, it can be toxic to landfills, so dispose of it with hazardous waste. Ways to Reuse Repair Antique Barometers If you have a broken antique barometer, have it repaired instead of throwing it away. Check out The Barometer Shop, a store specifically dedicated to repairing antique barometers.