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EPA Analysis of the Clean Power Plan

On August 3, 2015, EPA announced the Clean Power Plan. EPA analyzed the rule using IPM (v.5.15).

Supplemental Documentation for the Clean Power Plan

You will need Adobe Acrobat Reader to view some of the files on this page. See EPA's About PDF page to learn more about PDF, and a link to the free Adobe Acrobat Reader.

To learn more about several modeling assumptions used as part of EPA's analysis of the Clean Power Plan (Carbon Pollution Guidelines for Existing Electric Generating Units) using the EPA v.5.15 Base Case using Integrated Planning Model (IPM), see the EPA v.5.15 Supplemental Documentation for the Clean Power Plan. (PDF 11 pp, 86K)

This supplemental documentation complements more comprehensive modeling documentation available at EPA's Base Case v.5.15 using IPM.

IPM Run Files

Download IPM run files for the Clean Power Plan analysis using the links in the table below. Click on the IPM run name in the first column of the table below to download a file. The files are posted in one of two formats, a zipped archive or an excel spreadsheet, and contain the following:

  • More detailed information on the modeling framework, specific scenarios, assumptions, and other important details of the analysis can be found in the Regulatory Impact Analysis that accompanies the CPP.

IPM Run Files

IPM Run Name

IPM Run Description

EPA Base Case for the Clean Power Plan (Zip 99.6 MB)

Base case model run, including the national Title IV SO2 cap and trade program; NOX State Implementation Plan (SIP) Call regional ozone season cap and trade program; Mercury and Air Toxics Rule (MATS); the Clean Air Interstate Rule (CAIR); and settlements and state rules through 2014 impacting SO2, NOX, directly emitted PM, and CO2. This scenario represents conditions without the CPP.

Rate-Based (Zip 163.3 MB)

Rate-Based Illustrative CPP compliance scenario

Mass-Based (Zip 162.2 MB)

Mass-Based Illustrative CPP compliance scenario

Additional IPM scenarios

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