OAR 629-048-0137: SPZ Contingency Plan Requirements

In the event communities listed in OAR 629-048-0135 exceed the 24-hour average PM2.5 National Ambient Air Quality Standard value of 35 micrograms per cubic meter during the SPZ provision period, and prescribed burning is determined to be a contributor using verification methods to include, but not limited to ground, aerial, or equipment monitoring, the following contingency plan requirements shall be implemented: (1) The SPZ boundary will be expanded to include the area from which prescribed burning could impact the PM nonattainment or maintenance area. Any boundary change will be jointly agreed to by ODF and DEQ. (2) SPZ restrictions will apply from November 1 through March 1. (3) The SPZ for Klamath Falls and Lakeview, as well as all future PM nonattainment or maintenance areas in areas of level 2 regulation under the Oregon Smoke Management Plan, shall be subject to burning reporting requirements of Level 1 regulation during the time when the SPZ is in effect. (4) ODF and DEQ will take adaptive management steps described in OAR 629-048-0110(5). [ED. NOTE: Language in OAR 629-048-0135 and 0137 was previously in the Department Directive 1-4-1-601 “Operational Guidance for the Oregon Smoke Management Program.”]