| #Q001 | administrative | treatment | mandatory | POTW Pretreatment Program Implementation (Flow > 5 mgd) | wastewater | POTWs are required to have pretreatment programs when their total design flows are greater than five million gallons per day (5 mgd) and they receive industrial pollutants that could pass through or interfere with POTW operations. | total design flows are greater than five million gallons per day (5 mgd) and they receive industrial pollutants that could pass through or interfere with POTW operations | high |
| #Q002 | administrative | treatment | mandatory | POTW Pretreatment Program Implementation (Flow <= 5 mgd) | wastewater | POTWs with smaller flows (5 mgd or less) may also be required to implement a pretreatment program if they receive industrial waste and pretreatment is warranted. | flows 5 mgd or less, receive industrial waste, and pretreatment is warranted | high |
| #Q003 | administrative | operational | mandatory | State Water Board Responsibilities | wastewater | The State Water Board is responsible for supporting and providing general oversight of the Regional Water Boards’ management of the pretreatment programs in California. This responsibility includes the following:
* Providing general oversight of the pretreatment program in California;
* Providing technical and legal assistance to Regional Water Boards’ staff, POTWs, and industrial users;
* Developing and maintaining a data management system;
* Providing information to USEPA and other organizations as required and/or requested; and
* Reviewing and ruling on petitions for review of Regional Water Board decisions. | | high |
| #Q004 | monitoring | operational | mandatory | Regional Water Board Pretreatment Compliance Audits | wastewater | Pretreatment compliance audits involve a comprehensive review of all elements of a POTW's pretreatment program. Audits take place every five years. | | high |
| #Q005 | monitoring | operational | mandatory | Regional Water Board Pretreatment Compliance Inspections | wastewater | Pretreatment compliance inspections verify the compliance status of POTWs, focusing on the POTW's own compliance monitoring and enforcement activities. [...] Inspections usually occur every year, except when an audit is scheduled. | except when an audit is scheduled | high |
| #Q006 | treatment | treatment | mandatory | Dental Amalgam Separator Installation | wastewater | The Dental Amalgam Rule requires dental offices that place and/or remove amalgam to: 1. Install and maintain amalgam separators; | dental offices that place and/or remove amalgam | high |
| #Q007 | operational | operational | mandatory | Dental Amalgam Industrial Practices | wastewater | The Dental Amalgam Rule requires dental offices that place and/or remove amalgam to: [...] 2. Implement further necessary industrial practices to eliminate disposal of amalgam into the local sewer system; | dental offices that place and/or remove amalgam | high |
| #Q008 | reporting | reporting | mandatory | Dental Amalgam One-Time Compliance Report | wastewater | The Dental Amalgam Rule requires dental offices that place and/or remove amalgam to: [...] 3. Submit a one-time compliance report to their Control Authority by October 12, 2020. | dental offices that place and/or remove amalgam | high |
| #Q009 | reporting | reporting | mandatory | Dental Amalgam Report Submission to Local Agency | wastewater | If a local sanitation agency implements a federal Pretreatment Program for its sewer system, that sanitation agency is your Control Authority. Send your one-time compliance report to the identified local sanitation agency per their instructions. | If a local sanitation agency implements a federal Pretreatment Program for its sewer system | high |
| #Q010 | reporting | reporting | mandatory | Dental Amalgam Report Submission to State Water Board | wastewater | If a local sanitation agency does not implement a federal Pretreatment Program, the State Water Resources Control Board assumes the role of the Control Authority. Submit the electronic copy of the one-time compliance report to the following email address: DMR@waterboards.ca.gov | If a local sanitation agency does not implement a federal Pretreatment Program | high |
| #Q011 | administrative | operational | mandatory | RWQCB Discretionary Permit Coverage Authority | other | a Regional Water Quality Control Board may require a facility to obtain permit coverage even if it is not otherwise required to do so if the Regional Water Quality Control Board determines that the facility’s discharge contributes to a violation of water quality standards or is a significant contributor of pollutants to waters of the United States. | Regional Water Quality Control Board determines that the facility’s discharge contributes to a violation of water quality standards or is a significant contributor of pollutants to waters of the United States | high |
| #Q012 | administrative | operational | mandatory | Transportation Facility Maintenance Regulation Scope | other | The facility is regulated only if it has vehicle maintenance shops, equipment cleaning operations, or airport deicing operations, and only the portions of the facility involved in vehicle maintenance (including vehicle rehabilitation, mechanical repairs, painting, fueling, and lubrication) are regulated. | facility has vehicle maintenance shops, equipment cleaning operations, or airport deicing operations | high |
| #Q013 | administrative | operational | mandatory | Sewage and Wastewater Treatment Works Threshold | wastewater | The facilities regulated by the Industrial General Permit are facilities used in the storage, treatment, recycling, and reclamation of municipal or domestic sewage, including land dedicated to the disposal of sewage sludge, that are located within the confines of the facility, with a design flow of one million gallons per day or more, or required to have an approved pretreatment program under 40 Code of Federal Regulations part 403. | design flow of one million gallons per day or more, or required to have an approved pretreatment program | high |
| #Q014 | administrative | operational | mandatory | Hazardous Waste and Landfill Regulation Scope | other | Facilities classified under this SIC code are regulated by the Industrial General Permit if they conduct activities described in the Industrial General Permit, Attachment A, category 4, “Hazardous Waste Treatment, Storage, or Disposal Facilities,” or category 5 “Landfills, Land Application Sites, and Open Dumps.” | conduct activities described in category 4 (hazardous waste) or category 5 (landfills) | high |
| #Q015 | administrative | operational | mandatory | Livestock and Dairy Facility Regulation Scope | other | The facility is regulated only if it has other activities on-site that are subject to the requirements of 40 Code of Federal Regulations, Chapter I, Subchapter N, Part 412, Subparts A, C, or D. Only the portions of the facility involved in those activities are regulated. | Facility is classified under SIC codes 0212, 0219, 0241, 0273, 0272, 0273, or 0291 | high |
| #Q016 | prohibition | operational | mandatory | Mining and Oil/Gas Facility Exclusions | other | Facilities not regulated by the Industrial General Permit include (1) areas of coal mining operations no longer meeting the definition of a reclamation area under 40 Code of Federal Regulations 434.11(1) because the performance bond issued to the facility by the appropriate Surface Mining Control and Reclamation Acts authority has been released; (2) areas of non-coal mining operations which have been released from applicable State or Federal reclamation requirements after December 17, 1990; (3) sites where mining claims are being maintained prior to disturbances associated with the extraction, beneficiation, or processing of mined material; and (4) sites where minimal activities are undertaken for the sole purpose of maintaining a mining claim. | Mining/Oil and Gas facilities (SIC codes flagged with footnote 5) meeting specified exclusion criteria | high |
| #Q017 | administrative | operational | mandatory | Steam Electric Power Generating Facilities Scope | other | Only facilities that generate steam for electric power through the combustion of coal, oil, wood, etc. are regulated by the Industrial General Permit. | Facility classified under SIC code 4911 | high |
| #Q018 | administrative | operational | mandatory | Recycling Facilities Regulation Scope | other | Only facilities involved in the recycling of materials, including metal scrapyards, battery reclaimers, salvage yards, and automobile junkyards are regulated by the Industrial General Permit. | Facility classified under SIC codes 5015 or 5093 | high |
| #Q019 | administrative | operational | mandatory | Sewage and Wastewater Treatment Works Regulation Scope | wastewater | The facilities regulated by the Industrial General Permit are facilities used in the storage, treatment, recycling, and reclamation of municipal or domestic sewage, including land dedicated to the disposal of sewage sludge, that are located within the confines of the facility, with a design flow of one million gallons per day or more, or required to have an approved pretreatment program under 40 Code of Federal Regulations part 403. | design flow of one million gallons per day or more, or required to have an approved pretreatment program under 40 CFR part 403 | high |
| #Q020 | administrative | operational | mandatory | Beef Cattle Feedlot Regulatory Definition | other | As defined in 40 Code of Federal Regulations, Chapter I, Subchapter N, Part 412, Subpart C | Applies to Beef Cattle Feedlots (SIC 0211) | high |
| #Q021 | administrative | operational | mandatory | Swine and Poultry Regulatory Definition | other | As defined in 40 Code of Federal Regulations, Chapter I, Subchapter N, Part 412, Subpart D | Applies to Hogs (0213), Broiler/Fryer/Roaster Chickens (0251), Chicken Eggs (0252), Turkeys & Eggs (0253), Poultry Hatcheries (0254), and Poultry and Eggs not elsewhere classified (0259) | high |
| #Q022 | administrative | operational | mandatory | Sheep and Equine Regulatory Definition | other | As defined in 40 Code of Federal Regulations, Chapter I, Subchapter N, Part 412, Subpart A | Applies to Sheep (0214) and Horses and Other Equines (0272) | high |
| #Q023 | administrative | reporting | mandatory | SIC Code Evaluation Requirement | other | When evaluating whether a facility is required to obtain coverage under the Industrial General Permit on the basis of its SIC code, please consider any applicable footnote at the bottom of this webpage. | | high |