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Conformity Adequacy Review - Region 8

Transportation
Conformity

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SIP Submissions that EPA has Found Adequate or Inadequate
Region 8:  Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming

For more information about adequacy review, return to the main adequacy page.

Contact:  Tim Russ at 303-312-6479, fax:  303-312-6064 or russ.tim@epa.gov.
U.S. EPA Region 8, 1595 Wynkoop St., Denver, Colorado  80202.

Colorado
Area
Pollutant
SIP
Submission
Finding
(date budgets apply)
Additional Information/ Comments
Aspen PM10 maintenance plan Adequate
(06/11/12)
Letter (PDF) (6 pp, 1.3M)
FR Notice
Budgets found adequate through the adequacy review process.
Adequate
(09/04/02)
Letter (PDF) (2 pp, 90K)
FR Notice
Budgets found adequate through the adequacy review process.
Canon City PM10 maintenance plan Adequate
(08/17/11)
Letter (PDF) (6 pp, 1.2M)
FR Notice
Budgets found adequate through the adequacy review process.
Adequate
(07/31/00)
FR Notice
Budgets found adequate through SIP approval process.
Colorado Springs carbon monoxide limited maintenance plan Adequate
(08/17/11)
Letter (PDF) (5 pp, 1.3M)
FR Notice
Budgets found adequate through the adequacy review process.
maintenance plan 1998-2009 budgets Inadequate
(04/29/99)
Determination made under old process
maintenace plan 2010 budget and beyond Adequate
(04/29/99)
Determination made under old process
Denver 8-hour ozone attainment plan Adequate
(03/19/10)
Letter (PDF) ( 5 pp, 1.3M)
FR Notice
Budgets found adequate through the adequacy review process.
pm10 maintenance plan Adequate
(06/28/07)
Letter (PDF) ( 5 pp, 26K)
FR Notice
Budgets found adequate through the adequacy review process.
Adequate
(10/29/01)
Letter (PDF) (2 pp, 90K)
FR Notice
Budgets found adequate through the adequacy review process.
carbon monoxide maintenance plan Adequate
(06/28/07)
Letter (PDF) (5 pp, 155K)
FR Notice
Budgets found adequate through the adequacy review process.
Adequate
(08/18/00)
Letter (PDF) (2 pp, 81K)
FR Notice
Budgets found adequate through the adequacy review process.
1-hour ozone maintenance plan Adequate
(09/11/01)
FR Notice
Budgets found adequate through SIP approval process.
Inadequate
(07/24/00)
Letter (PDF) (3 pp, 91K)
FR Notice
 
Fort Collins carbon monoxide limited maintenance plan Adequate
(06/11/12)
Letter (PDF) (6 pp, 963K)
FR Notice
Budgets found adequate through the adequacy review process.
maintenance plan Adequate
(08/11/12)
Letter (PDF) (2 pp, 26K)
FR Notice
Budgets found adequate through the adequacy review process.
Greeley carbon monoxide limited maintenance plan Adequate
(08/17/11)
Letter (PDF) 5 pp, 1.3M)
FR Notice
Budgets found adequate through the adequacy review process.
maintenance plan Adequate
(01/20/04)
Letter (PDF) 2 pp, 90K)
FR Notice
Budgets found adequate through the adequacy review process.
Lamar PM10 maintenance plan Adequate
(11/12/02)
Letter (PDF) (2 pp, 107K)
FR Notice
Budgets found adequate through the adequacy review process.
Longmont carbon monoxide maintenance plan Adequate
(06/28/07)
Letter (PDF) (5 pp, 152K)
FR Notice
Budgets found adequate through the adequacy review process.
Inadequate
(05/14/99)
Determination made under old process
Pagosa Springs PM10 maintenance plan Adequate
(08/17/11)
Letter (PDF) (5 pp, 1.5M)
FR Notice
Budgets found adequate through the adequacy review process.
Adequate
(08/18/00)
Letter (PDF) (2 pp, 81K)
FR Notice
Budgets found adequate through the adequacy review process.
Steamboat Springs PM10 maintenance plan Adequate
(11/12/02)
Letter (PDF) (2 pp, 107K)
FR Notice
Budgets found adequate through the adequacy review process.
Telluride PM10 maintenance plan Adequate
(08/17/11)
Letter (PDF) (5 pp, 1/5M)
FR Notice
Budgets found adequate through the adequacy review process.
Adequate
(08/18/00)
Letter (PDF) (2 pp, 81K)
FR Notice
Budgets found adequate through the adequacy review process.
Montana
Area
Pollutant
SIP
Submission
Finding
(date budgets apply)
Additional Information/ Comments
Missoula carbon monoxide maintenance plan Adequate
(06/16/06)
Letter (PDF) (1 pp, 326K)
FR Notice (PDF) (2 pp, 78K)
Budgets found adequate through the adequacy review process.
Utah
Area
Pollutant
SIP
Submission
Finding
(date budgets apply)
Additional Information/ Comments
Ogden carbon monoxide maintenance plan Adequate (06/10/05) Letter (PDF) (4 pp, 286K)
FR Notice (PDF) (2 pp, 57K)
Budgets found adequate through the adequacy review process.
carbon monoxide maintenance plan Adequate
(04/29/99)
Determination made under old process
Provo (Utah County) carbon monoxide attainment demonstration Adequate
(08/04/04)
Letter (PDF) (2 pp, 88K)
FR Notice (PDF) (1 pp, 46K)
Budgets found adequate through the adequacy review process.
PM10 attainment demonstration (2010 & 2020 budgets) Adequate
(10/16/02)
Letter (PDF) (2 pp, 101K)
FR Notice
Budgets found adequate through the adequacy review process.
carbon monoxide attainment demonstration Inadequate
(05/14/99)
Determination made under old process
Salt Lake City Area carbon monoxide maintenance plan Adequate (06/15/05) Letter (PDF) (4 pp, 286K)
FR Notice (PDF) (1 pp, 51K)
Budgets found adequate through the adequacy review process.

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