| #Q001 | administrative | operational | mandatory | Permit Incorporation | wastewater | The Battery Manufacturing Effluent Guidelines and Standards are incorporated into NPDES permits for direct dischargers, and permits or other control mechanisms for indirect dischargers | Applies to direct and indirect dischargers | high |
| #Q002 | prohibition | treatment | mandatory | Zero Discharge Prohibition | wastewater | Some subcategories include zero discharge requirements. | Depends on the specific battery manufacturing subcategory | high |
| #Q003 | administrative | reporting | mandatory | NPDES Permit Incorporation | wastewater | The Coal Mining Effluent Guidelines and Standards are incorporated into NPDES permits. | Applies to facilities discharging wastewater from mine drainage, coal storage, or coal preparation. | high |
| #Q004 | administrative | operational | mandatory | Subcategory Applicability | 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. | Specific subpart applies based on the nature of the mining activity and drainage. | high |
| #Q005 | monitoring | treatment | mandatory | Regulated Parameter Variation | wastewater | The regulated parameters vary by subcategory, and include: Iron, Manganese, TSS, Settleable Solids, Acidity, and pH (abnormally high or low). | Specific parameters depend on which subcategory subpart (B through H) applies to the facility. | high |
| #Q006 | administrative | reporting | mandatory | Regulatory Applicability Verification | wastewater | For precise definitions of coverage, see the applicability sections in 40 CFR Part 434. | When determining if coal mining regulations apply to a specific facility or activity. | high |
| #Q007 | administrative | operational | mandatory | Subcategory Applicability | 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. | Requirement varies based on the specific subpart (B, C, D, E, G, or H) applicable to the drainage type. | high |
| #Q008 | monitoring | treatment | mandatory | Regulated Parameter Monitoring | wastewater | The regulated parameters vary by subcategory, and include: Iron, Manganese, TSS, Settleable Solids, Acidity, and pH (abnormally high or low). | Parameters are regulated based on the applicable subcategory for the discharge. | high |
| #Q009 | administrative | operational | mandatory | Precise Coverage Verification | wastewater | For precise definitions of coverage, see the applicability sections in 40 CFR Part 434. | When determining if coal mining regulations define coverage for a specific facility. | high |
| #Q010 | monitoring | treatment | mandatory | Regulated Parameter Variation | wastewater | The regulated parameters vary by subcategory, and include: Iron, Manganese, TSS, Settleable Solids, Acidity, pH (abnormally high or low). | Requirement depends on the specific mining subcategory. | high |
| #Q011 | administrative | operational | mandatory | Coverage Applicability Verification | wastewater | For precise definitions of coverage, see the applicability sections in 40 CFR Part 434. | When determining if the Coal Mining regulations apply to a specific operation. | high |
| #Q012 | administrative | operational | mandatory | Subcategory Applicability | 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), and Multiple Wastestreams (Subpart D). | Specific subcategory applicability depends on the type of waste processed. | high |
| #Q013 | administrative | operational | guidance | Tanker Cleaning 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). | Applies if the facility is not subject to 40 CFR Part 442. | high |
| #Q014 | administrative | operational | mandatory | Coverage and Exclusions Verification | wastewater | See the applicability and definitions sections in 40 CFR Part 437 for complete descriptions of coverage and exclusions. | | high |