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Conformity Adequacy Review - Region 9

Transportation
Conformity

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SIP Submissions that EPA has Found Adequate or Inadequate
Region 9: Arizona, California, Hawaii, Nevada, and
the territories of Guam and American Samoa

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

Contacts: Karina O'Connor, (CA, NV) at 775-434-8176 or
John J. Kelly, (CA) at 415-947-4151 or
Wienke Tax, (AZ) at 415-947-4192 or
Ginger Vagenas, (CA) at 415-972-3964 or
R9.adequacy@epa.gov, U.S. EPA Region 9, 75 Hawthorne St., San Francisco, CA 94105

.
Arizona
Area Pollutant SIP
Submission
Finding
(date budgets apply)
Additional Information/ Comments
Bullhead City pm10 limited maintenance plan Adequate
(08/26/02)
FR Notice
Budgets found adequate through SIP approval process.
Miami pm10 limited maintenance plan   Adequacy not completed on PM10 maintenance plan budgets. SIP submittal dated July 2008.
Maricopa County 8-hour ozone attainment demonstration Adequate
(06/13/12)
FR Notice
Budgets found adequate through SIP approval process.
Nogales pm10 attainment demonstration Adequate
(09/25/12)
FR Notice
Budgets found adequate through SIP approval process.
Payson City pm10 limited maintenance plan Adequate
(08/26/02)
FR Notice
Budgets found adequate through SIP approval process.
Pima County carbon
monoxide
maintenance plan Adequate
(12/08/99)
Letter 1 (PDF) (2pp, 86K) and Letter 2 (PDF) (8pp, 84K)
FR Notice
Budgets found adequate through the adequacy review process.
Phoenix (Maricopa and Pinal Counties)
8-hour ozone attainment demonstration Adequate
(11/09/07)
Letter (PDF) (6pp, 95K)
FR Notice
Budgets found adequate through the adequacy review process.
pm10 5% plan Adequate
(12/20/13)
Letter (PDF) (4pp, 2.4M)
FR Notice.
Budgets found adequate through the adequacy review process.
Withdrawn
(01/31/11)
Letter (PDF) (2pp, 35K)
Budgets previously found adequate on the 7/1/08 FR Notice.
attainment demonstration Adequate
(04/21/00)
Letter (PDF) (5pp, 69K)
FR Notice
PM10 budget for Maricopa County applies to entire non-attainment area including Pinal County. Budgets found adequate through the adequacy review process.
Inadequate
(12/27/99)
Letter (PDF) (5pp, 997K)
FR Notice
 
Phoenix (Maricopa County) carbon
monoxide
maintenance plan Adequate
(10/14/03)
Letter (PDF) (1p, 23K)
FR Notice
Budgets found adequate through the adequacy review process.
attainment demonstration (serious area) Adequate
(11/01/01)
Letter (PDF) (4pp, 81K)
FR Notice
Revision to budget from 12/14/99. Budgets found adequate through the adequacy review process.
Adequate
(12/14/99)
Letter (PDF) (4pp, 851K)
FR Notice
Budgets found adequate through the adequacy review process.
attainment demonstration (moderate area) Inadequate
(05/05/99)
Determination made under old process
1-hour ozone maintenance plan Adequate
(09/01/04)
Letter (PDF) (6pp, 191K)
FR Notice
Budgets found adequate through the adequacy review process.
attainment demonstration and 15% Inadequate
(05/05/99)
Determination made under old process
Tucson carbon monoxide limited maintenance plan Adequate
(12/21/09)
FR Notice
Budgets found adequate through the SIP approval process.
Yuma County pm10 maintenance plan Adequate
(06/27/07)
Letter (PDF) (6pp, 237K)
FR Notice
Budgets found adequate through the adequacy review process.
attainment demonstration Inadequate
(11/16/99)
Letter (PDF) (2pp, 59K)
FR Notice
 
California
Area Pollutant SIP
Submission
Finding
(date budgets apply)
Additional Information/ Comments
Bakersfield Metropolitan Area carbon monoxide maintenance plan Adequate
(01/30/06)
FR Notice
Budgets found adequate through SIP approval process.
Chico Urbanized Area carbon monoxide maintenance plan Adequate
(01/30/06)
FR Notice

Budgets found adequate through SIP approval process.
Coso Junction pm10 maintenance plan Adequate
(09/03/10)
FR Notice

Budgets found adequate through SIP approval process.
East Kern County 8-hour ozone early progress plan Adequate
(12/10/08)
FR Notice
Budgets found adequate through adequacy review process.
1-hour ozone maintenance plan Adequate
(06/21/04)
FR Notice
Budgets found adequate through SIP approval process.
Fresno Urbanized Area carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
Imperial County 8-hour ozone early progress plan Adequate (05/20/08)
Letter (PDF) (2pp, 56K)
Enclosure (PDF) (3pp, 108K)
FR Notice
Budgets found adequate through the adequacy review process.
Indian Wells pm10 maintenance plan Adequate
(05/07/03)
FR Notice
Budgets found adequate by virtue of SIP approval.
Lake Tahoe North Shore Area carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
Lake Tahoe South Shore Area carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
Los Angeles (Coachella) pm10 attainment demonstration Adequate
(04/09/04)
Letter (PDF) (7pp, 18K)
FR Notice
Budgets found adequate through the adequacy review process.
Adequate
(04/18/03)
Letter (PDF) (6pp, 26K)
FR Notice
Budgets found adequate through SIP approval process.
Inadequate
(01/04/00)
Letter (PDF) (2pp, 324K)
FR Notice
 
Los Angeles - San Bernadino Counties (Western Mohave Desert) 8-hour ozone early progress plan Adequate (05/20/08)
Letter (PDF) (3pp, 52K)
Enclosure (PDF) (3pp, 113K)
FR Notice
Budgets found adequate through the adequacy review process.
Modesto Urbanized Area carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
Riverside County (Coachella Valley) 8-hour ozone early progress plan Adequate (05/22/08)
Letter (PDF) (2pp, 61K)
Enclosure (PDF) (3pp, 117K)
FR Notice
Budgets found adequate through the adequacy review process.
Sacramento Metro Area pm10 maintenance plan Adequate
(12/08/11)
Letter (PDF) (4pp, 155K)
FR Notice (PDF)
Budgets found adequate through the adequacy review process.
8-hr ozone attainment demonstration and reasonable further progress Adequate / Inadequate
(08/12/09)
Letter (PDF) (7pp, 421K)
FR Notice
Budgets found adequate / inadequate through the adequacy review process.
reasonable further progress Adequate (03/29/06)
Letter (PDF) (5 pp, 406K)
FR Notice
Budgets found adequate through the adequacy review process.
Sacramento Urbanized Area carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
San Bernardino County pm10 attainment demonstration Inadequate
(01/04/00)
Letter (PDF) (2pp, 406K)
FR Notice
 
San Diego Area 8-hour ozone maintenance plan Adequate (04/04/13)
Letter (PDF) (6pp, 2.8M)
FR Notice
Budgets found adequate through the adequacy review process.
attainment plan Adequate (06/09/08)
Letter (PDF) (2pp, 166K)
FR Notice
Budgets found adequate through the adequacy review process.
carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
1-hour ozone maintenance plan Adequate
(05/14/03)
Letter (PDF) (5pp, 170K)
FR Notice
Budgets found adequate through the adequacy review process.
San Francisco Bay Area carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
1-hour ozone attainment demonstration Adequate
(03/08/02)
Letter (PDF) (45pp, 159K)
FR Notice
Budgets found adequate through the adequacy review process.
Inadequate
(10/22/01)
FR Notice
Budgets inadequate by virtue of partial SIP disapproval
San Joaquin Valley 8-hour ozone attainment demonstration Adequate
(03/01/12)
FR Notice
Budgets found adequate through SIP approval process.
attainment demonstration and reasonable further progress plan Adequate
(02/06/09)
Letter (PDF) (11 pp, 1M)
FR Notice
Budgets found adequate through the adequacy review process.
1-hour ozone attainment demonstration and rate of progress Adequate
(03/02/05)
Letter (PDF) (11pp, 62K)
FR Notice
Budgets found adequate through the adequacy review process.
rate of progress (2002 and 2005) Adequate
(08/08/03)
Letter (PDF) (8pp, 28K)
FR Notice
Budgets found adequate through the adequacy review process.
pm2.5 attainment plan Adequate
(11/09/11)
FR Notice (PDF) (31 pp, 308K)
Regional insignificance finding for re-entrained road dust made through the SIP approval process.
reasonable further progress and attainment plan Adequate / Inadequate
(05/27/10)
Letter (PDF) (6pp, 229K)
FR Notice
Regional insignifcance finding for PM2.5 and NOx made through the adequacy review process.
pm10 maintenance plan Adequate
(11/12/08)
FR Notice
Budgets found adequate through SIP approval process.
attainment demonstration Adequate
(05/26/04)
FR Notice
Budgets found adequate through SIP approval process.
attainment demonstration Inadequate
(05/05/99)
Determination made under old process
Santa Barbara 1-hour ozone maintenance plan Adequate
(07/09/03)
Letter (PDF) (5pp, 18K)
FR Notice
Budgets found adequate through SIP approval process.
attainment demonstration Adequate
(01/14/00)
Letter (PDF) (8pp, 539K)
FR Notice
Technical Support Document (PDF) (6pp, 24K). Budgets found adequate through the adequacy review process.
Searles Valley pm10 attainment demonstration Inadequate
(01/04/00)
Letter (PDF) (2pp, 339K)
FR Notice
 
South Coast 8-hour ozone attainment demonstration Adequate
(03/01/2012) FR Notice
Budgets found adequate through SIP approval process.
pm2.5 attainment plan Adequate
(11/09/2011) FR Notice (PDF) (28 pp, 281K)
Budgets found adequate through SIP approval process.
8-hour ozone and pm2.5 reasonable further progress, attainment plan, and out-year budgets Adequate / Inadequate
(05/30/08)
Letter (PDF) (2pp, 48K)
Attachment (PDF) (18pp, 72K)
FR Notice
Budgets found adequate / inadequate through the adequacy review process.

The May 15, 2008 adequacy FR notice incorrectly stated that the 2017 NOx budget for the 8-hour ozone standard was 32 tpd. The adequate 2017 NOx budget for ozone is actually 232 tpd. This typographical error was corrected in a June 18, 2008 FR notice

1-hour ozone, CO, and pm10 attainment demonstration Adequate
(04/09/04)
Letter (PDF) (16pp, 51K)
FR Notice
Budgets found adequate through the adequacy review process.
nitrogen dioxide maintenance plan Adequate
(01/04/2010) Letter (PDF) (5pp, 200K) FR Notice
Budgets found adequate through the adequacy review process.
maintenance plan Adequate
(04/09/04)
Letter (PDF) (16pp, 51K)
FR Notice
Budgets found adequate through the adequacy review process.
pm10 attainment demonstration Adequate
(04/18/03)
Letter (PDF) (4pp, 25K)
FR Notice
Budgets found adequate through SIP approval process. Budgets replace those posted on 06/24/99.
Southeast Desert 1-hour ozone rate of progress and attainment demonstration Adequate
(06/14/04)
Letter (PDF) (7pp, 45K)
FR Notice
Budgets found adequate through the adequacy review process.
Stockton Urbanized Area carbon monoxide maintenance plan Adequate (01/30/06) FR Notice Budgets found adequate through SIP approval process.
Ventura 8-hour ozone early progress plan Adequate (05/20/08)
Letter (PDF) (2pp, 57K)
Enclosure (PDF) (3pp, 116K)
FR Notice
Budgets found adequate through the adequacy review process.
1-hour ozone attainment demonstration Adequate
(06/14/04)
Letter (PDF) (6pp, 43K)
FR Notice
Budgets found adequate through the adequacy review process.
Nevada
Area Pollutant SIP
Submission
Finding
(date budgets apply)
Additional Information/ Comments
Clark County 8-hour ozone maintenance plan Adequate
(02/07/13)
FR Notice
Budgets found adequate through SIP approval process.
Lake Tahoe carbon monoxide limited maintenance plan Adequate
(02/13/04)
FR Direct Final Rule
Budgets found adequate through SIP approval process.
Las Vegas
(Clark County)
8-hour ozone early progress plan Adequate
(05/29/09)
FR Notice
Budgets found adequate through the adequacy review process.
carbon
monoxide
maintenance plan Adequate
(09/27/10)
FR Notice
Budgets found adequate through the SIP approval process.
attainment demonstration Adequate
(12/15/00)
Letter (PDF) (7 pp, 505K)
FR Notice
Budgets found adequate through the adequacy review process.
Inadequate
(02/17/00)
Letter (PDF) (5pp, 84K)
FR Notice
 
Inadequate
(05/05/99)
Determination made under old process
pm10 attainment demonstration Adequate
(1/26/02)
Letter (PDF) (2 pp. 97K)
FR Notice
Response to Comments (PDF) (24pp, 585K) Adequacy Review Table (PDF) (4pp 133K). Budgets found adequate through the adequacy review process
attainment demonstration Inadequate
(11/16/99)
Letter (PDF) (2pp, 56K)
FR Notice
 
Truckee Meadows (Washoe County) pm10 maintenance plan Adequate
(06/02/10)
Letter (PDF) (6pp, 227K)
FR Notice
Budgets found adequate through the adequacy review process.
carbon monoxide maintenance plan Adequate
(03/30/06)
Letter (PDF) (10pp, 340K)
FR Notice
Budgets found adequate through the adequacy review process.

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