Or. Admin. R. 340-204-0300

Current through Register Vol. 63, No. 6, June 1, 2024

Section 340-204-0300 - Designation of Sustainment Areas

(1) The EQC may designate sustainment areas provided that DEQ submits a request for designation that includes the following information:

(a) Monitoring data showing that an area is exceeding or has the potential to exceed an ambient air quality standard;

(b) A description of the affected area based on the monitoring data;

(c) A discussion and identification of the priority sources contributing to the exceedance or potential exceedance of the ambient air quality standard; and

(d) A discussion of the reasons for the proposed designation.

(2) Designation of sustainment areas:

(a) The Lakeview UGB as defined in OAR 340-204-0010 is designated as a sustainment area for PM2.5.

(b) Reserved

(3) An area designated as a sustainment area under section (2) will automatically be reclassified immediately upon the EPA officially designating the area as a nonattainment area.

(4) The EQC may rescind the designation based on a request by DEQ. DEQ will consider the following information for rescinding the designation:

(a) Whether at least three consecutive years of monitoring data shows the area is meeting the ambient air quality standard; and

(b) A request by a local government.

NOTE: This rule, except sections (2), (3) and (4), is included in the State of Oregon Clean Air Act Implementation Plan that EQC adopted under OAR 340-200-0040.

Or. Admin. R. 340-204-0300

DEQ 7-2015, f. & cert. ef. 4/16/2015; DEQ 19-2022, amend filed 11/18/2022, effective 3/1/2023

Statutory/Other Authority: ORS 468.020 & 468A

Statutes/Other Implemented: ORS 468A.025 & 468A.035