OAR 340-204-0040
Designation of Maintenance Areas

The following areas are designated as Maintenance Areas:

(1)

Carbon Monoxide Maintenance Areas:

(a)

The Eugene Maintenance Area for carbon monoxide is the Eugene-Springfield AQMA as defined in OAR 340-204-0010 (Definitions);

(b)

The Portland Maintenance Area for carbon monoxide is the Portland Metropolitan Service District as referenced in OAR 340-204-0010 (Definitions);

(c)

The Medford Maintenance Area for carbon monoxide is the Medford UGB as defined in OAR 340-204-0010 (Definitions);
NOTE: EPA maintenance plan approval and redesignation pending.

(d)

The Grants Pass Maintenance Area for carbon monoxide is the Grants Pass CBD as defined in OAR 340-204-0010 (Definitions);

(e)

The Klamath Falls Maintenance Area for carbon monoxide is the Klamath Falls UGB as defined in OAR 340-204-0010 (Definitions);

(f)

The Salem Maintenance Area for carbon monoxide is the Salem-Keizer Area Transportation Study as defined in OAR 340-204-0010 (Definitions).

(2)

Ozone Maintenance Areas:

(a)

The Medford Maintenance Area for ozone is the Medford-Ashland AQMA as defined in OAR 340-204-0010 (Definitions);

(b)

The Oregon portion of the Portland-Vancouver Interstate Maintenance Area for ozone is the Portland AQMA, as defined in OAR 340-204-0010 (Definitions);

(c)

The Salem Maintenance Area for ozone is the Salem-Keizer Area Transportation Study as defined in OAR 340-204-0010 (Definitions).

(3)

PM10 Maintenance Areas:

(a)

The Grants Pass Maintenance Area for PM10 is the Grants Pass UGB as defined in OAR 340-204-0010 (Definitions);

(b)

The Klamath Falls Maintenance Area for PM10 is the Klamath Falls UGB as defined in OAR 340-204-0010 (Definitions);

(c)

The Medford-Ashland Maintenance Area for PM10 is the Medford-Ashland AQMA as defined in OAR 340-204-0010 (Definitions);
NOTE: EPA maintenance plan approval and redesignation pending.

(d)

The La Grande Maintenance Area for PM10 is the La Grande UGB as defined in OAR 340-204-0010 (Definitions);
NOTE: EPA maintenance plan approval and redesignation pending.

(e)

The Lakeview Maintenance Area for PM10 is the Lakeview UGB as defined in OAR 340-204-0010 (Definitions).
NOTE: EPA maintenance plan approval and redesignation pending.

(f)

The Eugene-Springfield Maintenance Area for PM10 is the Eugene-Springfield UGB as defined in OAR 340-204-0010 (Definitions).
NOTE: EPA maintenance plan approval and redesignation pending.
NOTE: This rule 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 340-204-0040 — Designation of Maintenance Areas, https://secure.­sos.­state.­or.­us/oard/view.­action?ruleNumber=340-204-0040.

Last Updated

Jun. 8, 2021

Rule 340-204-0040’s source at or​.us