PART 125—CRITERIA AND STANDARDS FOR THE NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM
- SUBPART A—Criteria and Standards for Imposing Technology-Based Treatment Requirements Under Sections 301(b) and 402 of the Act (§125.1 to §125.3)
- SUBPART B—Criteria for Issuance of Permits to Aquaculture Projects (§125.10 to §125.11)
- SUBPART D—Criteria and Standards for Determining Fundamentally Different Factors Under Sections 301(b)(1)(A), 301(b)(2) (A) and (E) of the Act (§125.30 to §125.32)
- SUBPART G—Criteria for Modifying the Secondary Treatment Requirements Under Section 301(h) of the Clean Water Act (§125.56 to §125.68)
- SUBPART H—Criteria for Determining Alternative Effluent Limitations Under Section 316(a) of the Act (§125.70 to §125.73)
- SUBPART I—Requirements Applicable to Cooling Water Intake Structures for New Facilities Under Section 316(b) of the Act (§125.80 to §125.89)
- SUBPART J—Requirements Applicable to Cooling Water Intake Structures for Phase II Existing Facilities Under Section 316(b) of the Act (§125.90 to §125.99)
- SUBPART M—Ocean Discharge Criteria (§125.120 to §125.124)
- SUBPART N—Requirements Applicable to Cooling Water Intake Structures for New Offshore Oil and Gas Extraction Facilities Under Section 316(b) of the Act (§125.130 to §125.139)