As used in ORS 468A.490:
(1) “Area that exceeds the PM10 standard” means an area of the state that exceeds, on or after January 1, 1990, the air quality standard for PM10 as established by the Environmental Quality Commission under ORS 468A.025.
(2) “Western interior valleys” means the area of the state encompassed by the borders of the States of Washington and California and the crests of the Cascade Mountain Range on the east and the Coast Range on the west. [1991 c.752 §8a]
Section: Previous 468A.450 468A.455 468A.460 468A.465 468A.470 468A.475 468A.480 468A.485 468A.490 468A.495 468A.500 468A.505 468A.510 468A.515 468A.520 NextLast modified: August 7, 2008