Laws & Regulations

Permit Documents for Neptune Deepwater Port, Federal Waters of Massachusetts Bay (LNG Regasification Vessel/DWP Project)

Permit Documents for Pioneer Valley Energy Center, Westfield, Massachusetts (431 MW Combined Cycle Turbine Project)

Permit Documents for Northeast Gateway Energy Bridge Deepwater Port, Federal Waters of Massachusetts Bay

Permit Documents for Deepwater Wind New England, LLC's Meteorological Buoy

Permit documents for Deepwater Wind New England, LLC's Meteorological Buoy

EPA Approved Pennsylvania Source-Specific Requirements

Pennsylvania SIP, Chapter 121.1 Definitions

Pennsylvania SIP -EPA Approved Regulations

Project Emissions Accounting

Guidance memo to clarify the process for evaluating whether proposed projects at existing air pollution sources trigger permitting requirements.

Former Chamberlain Manufacturing Site, Waterloo, Black Hawk County, Iowa - Fact Sheet, June 2020

Public Comment Period for Proposed Final Remedy

Former Chamberlain Manufacturing Facility, Waterloo, Black Hawk County, Iowa - Fact Sheet, September 2017

EPA Directs Chamberlain to Commence Groundwater Cleanup

Navigable Waters Protection Rule Tribal Consultation

Description of Tribal outreach efforts and links to document pages for all federalism letters received in response to 2017 Waters of the United States Rulemaking

Federalism Consultation Letters - Region 10

Provides letters submitted by representatives from states in Region 10 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 9

Provides letters submitted by representatives from states in Region 9 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 8

Provides letters submitted by representatives from states in Region 8 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 7

Provides letters submitted by representatives from states in Region 7 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 6

Provides letters submitted by representatives from states in Region 6 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 5

Provides letters submitted by representatives from states in Region 5 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 4

Provides letters submitted by representatives from states in Region 4 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 3

Provides letters submitted by representatives from states in Region 3 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 2

Provides letters submitted by representatives from states in Region 2 as part of the waters of the US rulemaking federalism consultation

Federalism Consultation Letters - Region 1

Provides letters submitted by representatives from states in Region 1 as part of the waters of the US rulemaking federalism consultation