Documentation for Post-IRA 2022 Reference Case

EPA's Power Sector Modeling Platform v6 Using IPM

April 5, 2023 - EPA is making the latest power sector modeling platform available, including the associated input data and modeling assumptions, outputs, and documentation. For questions or other inquiries regarding EPA’s Platform v6 using IPM, please contact us using our online form.

To learn more about EPA’s Platform v6 assumptions, updates, changes, and enhancements, see the links below. These files are available as one document:  EPA Platform v6 - Post-IRA 2022 Reference Case (pdf) (6.88 MB, April, 2023) however, this file does not include the additional attachments and tables. Those will still need to be downloaded separately.

• Table of Contents (pdf) (441.09 KB, April, 2023)
• Chapter 1: Introduction (pdf) (709.77 KB, April, 2023)
• Chapter 2: Modeling Framework (pdf) (771.45 KB, April, 2023)
  • Table 2-2 Load Duration Curves Used In EPA Platform v6 Post-IRA 2022 Reference Case (xlsx) (9.17 MB)
• Chapter 3: Power System Operation Assumptions (pdf) (1.32 MB, April, 2023)
  • Attachment 3-1: Incremental Demand Accounting for on-the-books EPA OTAQ GHG Final Rule in EPA v6 Post-IRA 2022 Reference Case (pdf) (157.76 KB, April, 2023)
  • Attachment 3-2: NOx Rate Development in EPA Platform v6 Post-IRA 2022 Reference Case (pdf) (443.35 KB, April, 2023)
  • Table 3-28 Regional Net Internal Demand (xlsx) (40.93 KB)
  • Table 3-29 Annual Transmission Capabilities of U.S. Model Regions (xlsx) (43.57 KB)
  • Table 3-30 Turndown Assumptions for Coal Steam Units (xlsx) (122.89 KB)
  • Table 3-31 State Power Sector Regulations (pdf) (302.4 KB, April, 2023)
  • Table 3-32 New Source Review (NSR) Settlements (pdf) (1.25 MB, April, 2023)
  • Table 3-33 State Settlements (pdf) (463.66 KB, April, 2023)
  • Table 3-34 Citizen Settlements (pdf) (291.14 KB, April, 2023)
  • Table 3-35 Availability Assumptions (xlsx) (1.37 MB)
  • Table 3-36 BART Regulations included in EPA Platform v6 Post-IRA 2022 Reference Case (xlsx) (579.33 KB)
• Chapter 4: Generating Resources (pdf) (1.83 MB, April, 2023)
  • Table 4-34 Planned-Committed Units by Model Region in NEEDS v6 (xlsx) (125.45 KB)
  • Table 4-35 Onshore Average Capacity Factor by Wind Class, Resource Class, and Vintage (xlsx) (368.1 KB)
  • Table 4-36 Onshore Regional Potential Wind Capacity by Wind Class, Resource Class and Cost Class (xlsx) (372.14 KB)
  • Table 4‑37 Wind Generation Profiles (xlsx) (44.84 MB)
  • Table 4-38 Capital Cost Adder for New Onshore Wind Plants by Resource and Cost Class (xlsx) (372.22 KB)
  • Table 4-39 Solar Photovoltaic Regional Potential Capacity (MW) by Resource and Cost Class (xlsx) (365.53 KB)
  • Table 4-40 Solar Thermal Regional Potential Capacity (MW) by Resource and Cost Class (xlsx) (338.9 KB)
  • Table 4‑41 Solar Photovoltaic Generation Profiles (xlsx) (16.24 MB)
  • Table 4-42 Solar Photovoltaic Regional Capital Cost Adder for Potential Units by Resource and Cost Class (xlsx) (364.93 KB)
  • Table 4-43 Solar Thermal Regional Capital Cost Adder for Potential Units by Resource and Cost Class (xlsx) (339.46 KB)
  • Table 4-44 Solar Photovoltaic Average Capacity Factor by Resource Class and Vintage (xlsx) (358.17 KB)
  • Table 4‑45 Solar Thermal Capacity Factor by Resource Class and Season (xlsx) (558.12 KB)
  • Table 4‑46 Potential Electric Capacity from New Landfill Gas Units (xlsx) (28.29 KB)
  • Table 4-47 Characteristics of Existing Nuclear Units in EPA Platform v6 Post-IRA 2022 Reference Case (xlsx) (120 KB)
• Chapter 5: Emission Control Technologies (pdf) (960.88 KB, April, 2023)
  • Attachment 5-1: Wet FGD Cost Methodology (pdf) (99.23 KB, January, 2017)
  • Attachment 5-2: SDA FGD Cost Methodology (pdf) (102.36 KB, January, 2017)
  • Attachment 5-3: SCR Cost Methodology for Coal-Fired Boilers (pdf) (666.42 KB, April, 2023)
  • Attachment 5-4: SCR Cost Methodology for Oil-Gas-Fired Boilers (pdf) (684.82 KB, February, 2023)
  • Attachment 5-5: SNCR Cost Methodology for Coal-Fired Boilers (pdf) (855 KB, February, 2023)
  • Attachment 5-6: SNCR Cost Methodology for Oil-Gas-Fired Boilers (pdf) (707.05 KB, February, 2023)
  • Attachment 5-7: DSI Cost Methodology (pdf) (1.07 MB, April, 2017)
  • Attachment 5-8: Hg Cost Methodology (pdf) (3.07 MB, January, 2017)
    • Attachment 5-8a: Supplemental Hg Cost Control Methodology (pdf) (639.81 KB, March, 2023)
  • Attachment 5-9: PM Cost Methodology (pdf) (162.63 KB, April, 2017)
    • Attachment 5-9a: Incremental PM Control Memo (pdf) (523.05 KB, March, 2023)
  • Attachment 5-10: Combustion Turbine NOx Control Technology Memo (pdf) (226.2 KB, January, 2022)
  • Table 5-21: Cost of Building Pipelines to Coal Plants (xlsx) (115.49 KB)
• Chapter 6: Carbon Capture, Transport, and Storage (pdf) (752.72 KB, April, 2023)
  • Attachment 6-1: CO2 Reduction Cost Development Methodology (pdf) (910.57 KB, April, 2023)
  • Table 6-4 CO2 Storage Cost Curves (xlsx) (140.86 KB)
  • Table 6-5 CO2 Transportation Matrix (xlsx) (184.31 KB)
• Chapter 7: Coal (pdf) (1.42 MB, April, 2023)
  • Table 7-25 Coal Transportation Matrix (xlsx) (227.17 KB)
  • Table 7-26 Coal Supply Curves (xlsx) (276.32 KB)
• Chapter 8: Natural Gas (pdf) (1.21 MB, April, 2023)
  • Table 8-8 EIA Style Gas Report (xlsx) (951.88 KB)
  • Table 8-9 Natural Gas Basis (xlsx) (47.19 KB)
  • Table 8-10 Natural Gas Supply Curves (xlsx) (36.14 KB)
• Chapter 9: Other Fuels and Fuel Emission Factors (pdf) (637.07 KB, April, 2023)
  • Table 9-4 Biomass Supply Curves (xlsx) (687.91 KB)
• Chapter 10: Financial Assumptions (pdf) (853.53 KB, April, 2023)

If you have any questions, please contact CAMD using our online form.

« Return to the Power Sector Modeling main page