OAR 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 (Definitions) 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 (State of Oregon Clean Air Act Implementation Plan).

Source: Rule 340-204-0300 — Designation of Sustainment Areas, https://secure.­sos.­state.­or.­us/oard/view.­action?ruleNumber=340-204-0300.

Last Updated

Jun. 8, 2021

Rule 340-204-0300’s source at or​.us