Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. Cross-State Air Pollution

CSAPR Compliance Year 2018 NUSA NODAs

On this Page:

  • February 12, 2019
  • December 6, 2018
  • July 26, 2018
  • ​May 10, 2018

If you do not have Microsoft Office, you may need to download a Free Viewer here to view the Excel files on this page.


February 12, 2019 - Round 2 Final NODA for 2018 Allowance Allocations: New Units for All CSAPR Programs

This NODA details compliance year 2018 allowance allocations to certain new units eligible for a "2nd Round" CSAPR Nitrogen Oxide (NOX) Annual, NOX Ozone Season Group 1, NOX Ozone Season Group 2, Sulfur Dioxide (SO2 ) Group 1, or SO2 Group 2 new unit set-aside allocation. It also details 2018 allowance allocations to CSAPR existing units in states in which the new unit set-asides for 2018 for those CSAPR Trading Programs were undersubscribed.

  • Round 2 Final Notice of Data Availability Federal Register (84 FR 3442 February 12, 2019)
  • New Unit Set Aside 2018 Nitrogen Oxides (NOx) Annual 2nd Round (xlsx)
  • New Unit Set Aside 2018 NOx Ozone Season Group 1 and Group 2 2nd Round (xlsx)
  • New Unit Set Aside 2018 SO2 Group 1 and Group 2 2nd Round (xlsx)
  • Allocations to Existing Units of Remaining New Unit Set Aside Allowances from 2018 CSAPR NOx Annual Trading Program (xlsx)
  • Allocations to Existing Units of Remaining New Unit Set Aside Allowances from 2018 CSAPR NOx Ozone Season Group 1 and Group 2 Trading Programs (xlsx)
  • Allocations to Existing Units of Remaining New Unit Set Aside Allowances from 2018 CSAPR SO2 Group 1 and Group 2 Trading Programs (xlsx)

December 6, 2018 - Round 2 Preliminary NODA for 2018 Allowance Allocations: New Units for All CSAPR Programs

EPA issued a preliminary Notice of Data Availability, as required by CSAPR, that lists new units eligible for a "2nd Round" 2018 CSAPR NOX Annual, NOX Ozone Season, or SO2 allowance allocation.

  • Round 2 Preliminary Notice of Data Availability Federal Register (83 FR 62860 December 6, 2018)
  • New Unit Set Aside 2018 NOx Annual 2nd Round (xlsx)
  • New Unit Set Aside 2018 NOx Ozone Season 2nd Round (xlsx)
  • New Unit Set Aside 2018 SO2 2nd Round (xlsx)

July 26, 2018 - Round 1 Final NODA for 2018 Allowance Allocations:  New Units for All CSAPR Programs

EPA issued a final Notice of Data Availability, as required by CSAPR, that lists new units that receive a "1st Round" 2018 CSAPR NOX Annual, NOX Ozone Season Group 1, NOX Ozone Season Group 2, SO2 Group 1, or SO2 Group 2 allowance allocation and allocation amounts.

  • Round 1 Final Notice of Data Availability Federal Register (83 FR 35473 July 26, 2018)
  • New Unit Set Aside 2018 NOx Annual 1st Round Final (xlsx) (49.74 KB)
  • New Unit Set Aside 2018 NOx Ozone Season 1st Round Final (xlsx) (54.37 KB)
  • New Unit Set Aside 2018 SO2 1st Round Final (xlsx) (51.11 KB)

May 10, 2018 - Round 1 Preliminary NODA for 2018 Allowance Allocations:  New Units for All CSAPR Programs

EPA issued a preliminary Notice of Data Availability, as required by CSAPR, that lists new units eligible for a "1st Round" 2018 CSAPR NOx Annual, NOX Ozone Season, or SO2 allowance allocation and allocation amounts.

  • Round 1 Preliminary Notice of Data Availability Federal Register (83 FR 21772 May 10, 2018)
  • New Unit Set Aside 2018 NOx Annual 1st Round (xlsx) (49.68 KB, May 10, 2018)
  • New Unit Set Aside 2018 NOx Ozone Season 1st Round (xlsx) (55.63 KB, May 10, 2018)
  • New Unit Set Aside 2018 SO2 1st Round (xlsx) (50.96 KB, May 10, 2018)

Cross-State Air Pollution

  • Good Neighbor Plan
  • What is Cross-State Air Pollution?
  • What Does the Clean Air Act Say?
Contact Us about Cross-State Air Pollution
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 20, 2025
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.