VENTURA COUNTY AIR POLLUTION CONTROL DISTRICT

RULE 68 - CARBON MONOXIDE
(Adopted 5/23/72, Revised 6/14/77)

A person shall not discharge into the atmosphere carbon monoxide (CO) in concentrations exceeding 2000 ppm by volume measured on a dry basis at standard conditions. The provisions of this Rule shall not apply to emissions from internal combustion engines, jet engine or rocket engine test stands, or rocket propellant or rocket fuel testing devices.