Washoe County Wood Burning Codes Ends for Season (KTVN Reno) The rules designed to reduce particulate air pollution in winter months are imposed each year from October 1st to the end of February. The code system was implemented 20 years ago. [News Source]

Washoe County wood burning codes ends for season (KTVN Reno) RENO, Nev. (AP) _ Washoe County's "green, yellow, red" wood burning code ends another season today.The rules designed to reduce particulate air pollution in winter months are imposed each year from October 1st to the end of February.The code system was implemented 20 years ago. [News Source]