Additional Environmental Links of Interest:

• USEPA Region 7 Policy and Guidance Databases for Title V and NSR/PSD permit programs.

• USEPA - Technology Transfer Network

• USEPA Office of Air Quality Planning & Standards - Air Permits Programs Webpage

• US Code of Federal Regulations - Retrieve by CFR Citation. 

• USEPA NESHAP/MACT Summaries - including rules, implementation plans and guidance documents:

• Part 61 and 63 Major Source NESHAPs
• Part 63 Area Source MACTs 

• Federal New Source Performance Standards (NSPS) - 40 CFR Part 60 Regulations