CALIFORNIA AIR RESOURCES BOARD 

APCD/AQMD RULE EVALUATION FORM -- Page 1

(Electronic Format) 

I. GENERAL INFORMATION

District: SJVUAPCD

Rule No(s): 4605 Date adopted/Amended/Rescinded: Amended June 16, 2011

Rule Title(s): Aerospace Assembly and Component Coating Operations

Date Submitted to ARB: June 30, 2011

If an Amended Rule, Date Last Amended (or Adopted): October 20, 2007

Is the Rule Intended to be Sent to the U.S. EPA as a SIP Revision? Yes No (If No, do not complete remainder of form)

District Contact: Koshoua Thao Phone Number: 559-230-6100 E-mail Address: koshoua.thao@valleyair.org

Narrative Summary of New Rule or Rule Changes: New Rule Amended Rule 

Amendments to Rule 4605 would revise rule language to address the EPA limited approval limited disapproval and 

end the 18-month sanction clock associated with their action. Details of the proposed amendments to Rule 4605 

are discussed in Section II of the final draft staff report. 

Pollutant(s) Regulated by the Rule (Check): ROG (NOx) SO2 

 (CO) PM TAC (name): 

II. EFFECT ON EMISSIONS

Complete this section ONLY for rules that, when implemented, will result in quantifiable changes in emissions. Attach reference(s) for emission 

factor(s) and other information. Attach calculation sheet showing how the emission information provided below was determined. 

Net Effect on Emissions: Increase Decrease N/A 

Emission Reduction Commitment in SIP for this Source Category: 0.0

Inventory Year Used to Calculate Changes in Emissions: n/a Area Affected: SJV Air Basin

Future Year Control Profile Estimate (Provide information on as many years as possible): 

0.0
CALIFORNIA AIR RESOURCES BOARD 

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Baseline Inventory in the SIP for the Control Measure: 0.02 tpd

Emissions Reduction Commitment in the SIP for the Control Measure: 0

Revised Baseline Inventory (if any): 0

Revised Emission Reduction Estimate (if developed): 0

Note that the district’s input to the Rule Evaluation Form will not be used as input to the ARB’s emission forecasting and 

planning. 

III. SOURCES/ATTAINMENT STATUS

District is: Attainment Nonattainment Split 

Approximate Total Number of Small (<100 TPY) Sources Affected by this Amendment: 12

Percent in Nonattainment Area: 100% 

Number of Large (> 100 TPY) Sources Controlled: n/a Percent in Nonattainment Area: n/a% 

Name(s) and Location(s) (city and county) of Large (> 100 TPY) Sources Controlled by Rule (Attach additional sheets as 

necessary): n/a

IV. EMISSION REDUCTION TECHNOLOGY

Does the Rule Include Emission Limits that are Continuous? Yes No 

If Yes, Those Limits are in Section(s) 5.0 Table 1 of the Rule. 

Other Methods in the Rule for Achieving Emission Reductions are: no new methods

V. OTHER REQUIREMENTS

The Rule Contains: 

Emission Limits in Section(s): 5.0 Work Practice Standards in Section(s): 5.0

Recordkeeping Requirements in Section(s): 6.0 Reporting Requirements in Section(s): 6.0
CALIFORNIA AIR RESOURCES BOARD 

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5/1/2002 

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VI. IMPACT ON AIR QUALITY PLAN

 No Impact Impacts RFP Impacts attainment 

Discussion: On January 16, 2010, EPA published in Federal Register Vol 75, No. 15 as 40 CRF Part 52 a limited approval 

and limited disapproval of revisions to the District portion of the California SIP. Section 5.0 and Section 6.0 of this rule are 

amended to clarify rule requirements and add language identified by EPA. Amendments will satisfy the EPA limited 

disapproval and end the 18-month sanction clock.