| #Q001 | prohibition | unknown | mandatory | Prohibition of process wastewater discharge | wastewater | Direct dischargers: No discharge of process wastewater | Applies to all four subcategories (Furnace Process, Thermal Process, Channel Process, Lamp Process) for direct dischargers. | high |
| #Q002 | administrative | reporting | mandatory | NPDES Permit Incorporation | wastewater | The Coal Mining Effluent Guidelines and Standards are incorporated into NPDES permits. | Applies to wastewater discharges from mine drainage, coal storage facilities, and coal preparation plants. | high |
| #Q003 | administrative | unknown | mandatory | Regulatory Coverage Definition | wastewater | For precise definitions of coverage, see the applicability sections in 40 CFR Part 434. | Used to define the precise scope of Coal Mining regulations. | high |
| #Q004 | administrative | operational | mandatory | Subcategory Coverage | wastewater | The Coal Mining Effluent Guidelines apply to wastewater discharges from facilities in six subcategories: Coal Preparation Plants and Associated Areas, Acid or Ferruginous Mine Drainage, Alkaline Mine Drainage, Post-Mining Areas, Coal Remining, and Western Alkaline Coal Mining. | | high |
| #Q005 | administrative | reporting | mandatory | NPDES and Pretreatment Program Incorporation | wastewater | The CWT Effluent Guidelines and Standards are incorporated into NPDES permits for direct dischargers, and permits or other control mechanisms for indirect dischargers (see Pretreatment Program). | | high |
| #Q006 | administrative | unknown | mandatory | CWT Subcategory Coverage | wastewater | The CWT Effluent Guidelines apply to facilities in four subcategories: Metals Treatment and Recovery (Subpart A), Oils Treatment and Recovery (Subpart B), Organics Treatment and Recovery (Subpart C), Multiple Wastestreams (Subpart D). | | high |
| #Q007 | administrative | unknown | guidance | Tanker Cleaning Wastewater Applicability | wastewater | Facilities that treat wastewater that results from cleaning tanker trucks, rail tank cars, or barges may be subject to the CWT effluent guidelines if not subject to the Transportation Equipment Cleaning Effluent Guidelines (40 CFR Part 442). | If not subject to the Transportation Equipment Cleaning Effluent Guidelines (40 CFR Part 442) | high |
| #Q008 | administrative | reporting | mandatory | Effluent Guidelines Permit Incorporation | wastewater | The Effluent Guidelines and Standards are incorporated into NPDES permits for direct dischargers, and permits or other control mechanisms for indirect dischargers (see Pretreatment Program). | Applies to both direct and indirect dischargers within the Dairy Products Processing industry. | high |
| #Q009 | administrative | unknown | mandatory | Regulatory Applicability Definition | wastewater | For precise definitions of coverage, see the applicability sections in 40 CFR Part 405. | Requirement to use the official CFR text to determine if a facility falls under specific Dairy Products Processing subcategories. | high |
| #Q010 | administrative | reporting | guidance | Contact for Additional Information | wastewater | For additional information regarding the Dairy Products Processing Effluent Guidelines, please contact Meghan Hessenauer (hessenauer.meghan@epa.gov) or 202-566-1040. | | high |
| #Q011 | administrative | reporting | guidance | Contact for Additional Information | wastewater | For additional information regarding the Dairy Products Processing Effluent Guidelines, please contact Meghan Hessenauer (hessenauer.meghan@epa.gov) or 202-566-1040. | | high |
| #Q012 | administrative | unknown | mandatory | EPA Regulatory Mandate for Cooling Water Intakes | aquatic life | Section 316(b) of the Clean Water Act requires the EPA to issue regulations on the location, design and operation of cooling water intake structures, in order to minimize adverse environmental impacts. | | high |
| #Q013 | administrative | unknown | mandatory | NPDES Permit Requirement and Withdrawal Threshold | aquatic life | Regulated facilities have NPDES permits and are designed to withdraw at least 2 million gallons per day from waters of the U.S. | Facility must be designed to withdraw at least 2 million gallons per day from waters of the U.S. | high |
| #Q014 | administrative | unknown | mandatory | Regulatory Coverage Definitions Reference | aquatic life | For precise definitions of coverage, see the regulations at 40 CFR 125.81, 125.91 and 125.131. | | high |
| #Q015 | administrative | unknown | mandatory | Cooling Water Intake Regulatory Incorporation | aquatic life | The cooling water intake requirements are included in the NPDES permit regulations, 40 CFR Parts 122 & 125 (Subparts I, J, & N). | | high |