Household Hazardous Waste Disposal

Household Hazardous Waste Disposal

Colorado residents can participate in local household hazardous waste disposal programs. To participate in these programs, you must be able to prove that you are a resident of the county or city hosting the program. The following local government agencies have such programs:

Adams County, Arapahoe County, and Douglas County
Residents in these three counties are served by Tri-County Health Department, (303) 220-9200. You can also call the Hazardous Waste Specialist, Commerce City Tri-County Health Office, (303) 761-1340.
Adams County has a permanent oil recycling program facility. Household hazardous waste events are held annually. Call (303) 287-5249 for information. Further, each city in Adams County has household hazardous waste roundup events. Call the Public Works office of the city you live in.
Arapahoe County – Greenwood Village residents can solid waste collection service includes pickup of some household hazardous wastes. Call (303) 708-6154 for further details.
Arapahoe County – Englewood conducts an annual collection program at the Englewood Service Center. Call (303) 762-2348 for more information.
Arapahoe County – Aurora hosts a one-day household hazardous waste program each year. Call (303) 739-7250 for more information.
Douglas County hosts a one-day household hazardous waste disposal program each year. It is conducted for residents of Castle Rock, Castle Pines Village, Castle Pines North, and Silver Heights. Call (303) 688-8330 for more information.
Elbert County
No formal program at this time. More information may be found by calling (303) 621-3179.
Boulder County
Boulder County Household Hazardous Waste Program accepts reservations to drop off waste. To make a reservation, call (303) 441-3930. The program also maintains a hotline telephone number: (303) 441-4800. Visit them on their website at
Denver County
Denver County Solid Waste Division does not conduct a household hazardous waste disposal program. However, it does have a recycling program that can be contacted by calling (303) 640-1675. Visit the Denver Recycles Household Chemical Recycling Directory here at
El Paso and Teller Counties
The Household Chemical Waste Collection Program for El Paso and Teller Counties collects waste two times each year at Penrose Stadium and annually at a satellite location. It also has an emergency drop-off facility for residents who are moving out of town. Call (719) 575-8450 for more information.
Jefferson County
The Jefferson County Household Chemical Collection Center is open Saturday from 8:00 a.m. to 1:00 p.m. Call (303) 584-4646 for a reservation to drop off waste.
Westminster collects waste oil and antifreeze. For information, call (303) 430-2400.
Larimer County
Larimer County Household Hazardous Waste Collection Facility collects waste at the Larimer County Landfill. The hours of operation are Tuesday, Thursday, Friday, and the third Saturday of the month and from 9″00 a.m. to 3:00 p.m. and by appointment. Call (970) 498-5760 for more information. Visit us at
Park County
Park County Environmental Health Department does not conduct a household hazardous waste program. For inquiries about environmental related services, call 980-1836 Ext. 265 from the Denver area.
Weld County
Information regarding household waste disposal may be obtained by calling the Weld County Department of Health Services at (970) 353-0586.

U.S. Electric power plants contribute to greenhouse gases and other air pollutants.










How much of U.S. carbon dioxide emissions are associated with electricity generation?

In 2016, emissions of carbon dioxide (CO2) by the U.S. electric power sector1 were 1,821 million metric tons, or about 35% of the total U.S. energy-related CO2 emissions of 5,171 million metric tons.2

CO2 emissions from U.S. electric power sector by source, 2016

Source Million metric tons Share of total
Coal 1,241 68%
Natural gas  546 30%
Petroleum   21 1%
Other3   12 <1%
Total 1,821

1 An energy-consuming sector that consists of electricity-only power plants and combined-heat-and-power plants whose primary business is to sell electricity, or electricity and heat, to the public.
2 Preliminary data for 2016.
Includes CO2 emissions from the combustion of miscellaneous waste materials made from fossil fuels and by some types of geothermal power generation.