| #Q001 | administrative | reporting | mandatory | Maintenance of National List of Beaches | recreational water | The U.S. Environmental Protection Agency maintains a list of beaches (and similar points of access to coastal recreation waters) used by the public, as required by the Beaches Environmental Assessment and Coastal Health (BEACH) Act. | | high |
| #Q002 | operational | health | guidance | Authority for Beach Closures and Advisories | recreational water | States, Tribes, territories and local governments decide whether to open or close a beach. | | high |
| #Q003 | reporting | reporting | mandatory | Annual Submission of Beach Monitoring and Advisory Data | recreational water | States, territories and Tribes receiving beach grants submit information on beach monitoring and closures and advisories to the EPA, but they are only required to submit that information once a year, although some report more frequently. | Applies to states, territories and Tribes receiving beach grants | high |
| #Q004 | reporting | reporting | mandatory | Quadrennial Report to Congress | recreational water | Every four years the EPA submits a report to Congress on the progress that states, Tribes, territories, the EPA, and other federal agencies have made on implementing the BEACH Act, as required in 33 U.S.C. 1375a. | Every four years | high |
| #Q005 | design | operational | mandatory | Infiltration System Groundwater Clearance | other | Infiltration systems require a minimum clearance of 1.0m from the base of the GI's infiltration layer to the seasonal high groundwater table. | Applicable to infiltration systems | high |
| #Q006 | administrative | operational | mandatory | Pre-design Site Information Collection | other | The following information must be collected at the site before or during preliminary design to confirm the appropriate GI system(s) has been selected: Geotechnical Assessment, Hydrologic Assessment, Microclimatic Assessment, Road, Boulevard Reconstruction or Modification. | Before or during preliminary design | high |
| #Q007 | prohibition | operational | mandatory | Snow Storage Prohibition | other | Prohibit mechanical snow storage in GI where snow is moved by equipment | Cold weather operations where snow is moved by equipment | high |
| #Q008 | design | operational | mandatory | Utility Clearance Compliance | other | For GI systems, the clearances to the utilities shall comply with the specified requirements in Municipal Consent Requirements (MCR) document. | | high |
| #Q009 | design | operational | mandatory | Infiltration Building Setback | other | To avoid saturation of soil adjacent to building foundations and associated risks, infiltration-based GI systems shall be set back from buildings a minimum of 4 m unless impermeable liners are installed, or the building foundation has been waterproofed with liners or membranes and the proposed GI system has been agreed with the owner of the adjacent structure. | Applies to infiltration-based GI systems near buildings | high |
| #Q010 | design | operational | mandatory | Infiltration-based GI Design Criteria | other | The following shall be generally required criteria for infiltration-based GI systems: bottom of GI system is > 1m from top of bedrock layer; bottom of GI system is > 1m from water table; native soil infiltration rate is > 15mm/hr; soil is found to be free of contaminants. | System requires underdrain or impermeable membrane if criteria not met | high |
| #Q011 | design | treatment | mandatory | Energy Dissipation for Inlets | other | All inlets into GI systems require an energy dissipation mechanism in the form of a sediment pad or rip-rap. | Required for all inlets into GI systems | high |
| #Q012 | design | operational | mandatory | Underdrain Pipe Specification | other | The minimum requirements for an underdrain are 200 mm perforated HDPE or PVC piping. The pipe shall transition to non-perforated pipe a minimum of 1m into the GI system prior to connecting to adjacent City sewers to prevent migration of sediment material. | Required when systems specify an underdrain | high |
| #Q013 | monitoring | operational | mandatory | Site Specific Investigation Requirement | other | Site specific investigations are required to confirm that appropriate conditions are present for successful green infrastructure installation. | Prior to installation to confirm conditions shown on general reference maps | high |
| #Q014 | design | operational | mandatory | Grate Safety and Security Standards | other | All grates shall be non-slip and non-bolted. | Applicable to grated inlets for green infrastructure systems | high |
| #Q015 | operational | operational | mandatory | Utility Conflict Resolution Duties | other | The designer shall propose alternative considerations to meet the expectations of the City and impacted utility asset owners. | When proposed GI clearances are less than those listed in Municipal Consent Requirements Appendix O | high |
| #Q016 | design | reporting | mandatory | Permeable Pavement Monitoring Installation | other | A capped 100mm monitoring well as per detail T-850.041 shall be installed from the surface to the bottom of the facility. | Required for permeable pavement installations | high |
| #Q017 | prohibition | operational | guideline | Permeable Pavement Maintenance Prohibition | other | Winter sanding operations should be prohibited where permeable pavement systems are specified. | Cold climate winter maintenance operations | high |
| #Q018 | administrative | operational | mandatory | NPDES Permit Incorporation | wastewater | The OCPSF Effluent Guidelines and Standards are incorporated into NPDES permits for direct dischargers. | Applicable to direct dischargers (point source that discharges pollutants to waters of the United States) | high |
| #Q019 | monitoring | operational | mandatory | Multi-subcategory BOD and TSS Determination | wastewater | Specifies the method of determining BOD and TSS limitations for plants that manufacture products in more than one subcategory. | Applies to plants manufacturing products in multiple subcategories | high |
| #Q020 | operational | treatment | guidance | Alternative Cyanide Limitations | wastewater | Alternative cyanide limitations for unavoidable complexing of cyanide at the process source of cyanide-bearing waste streams. | Applicable where unavoidable complexing occurs at the source | high |
| #Q021 | administrative | operational | mandatory | OCPSF Regulation Applicability | wastewater | The OCPSF regulation applies to process wastewater discharges resulting from the manufacture of the products or product groups listed in the rayon fibers, other fibers, thermoplastic resins, thermosetting resins, commodity organic chemicals, bulk organic chemicals, and specialty organic chemicals subcategories. | Applies to manufacture of specified product groups | high |
| #Q022 | administrative | operational | mandatory | Control Mechanisms for Indirect Dischargers | wastewater | The OCPSF Effluent Guidelines and Standards are incorporated into... permits or other control mechanisms for indirect dischargers (refer to Pretreatment Program). | Applicable to indirect dischargers | high |
| #Q023 | administrative | operational | mandatory | Precise Coverage Determination Requirement | wastewater | For precise definitions of coverage, refer to the applicability sections in 40 CFR Part 414. | | high |
| #Q024 | administrative | operational | mandatory | SIC Listing Limitation | wastewater | This SIC listing is provided as a guide and does not define the coverage of the OCPSF regulations. | | high |
| #Q025 | administrative | treatment | mandatory | Designation of Metal and Cyanide Bearing Waste Streams | wastewater | Revised criteria for designating 'metal-bearing' and 'cyanide-bearing' waste streams. | | high |
| #Q026 | operational | treatment | guidance | Accommodation of Background Metal Levels | wastewater | Allows control authorities to accommodate low background levels of metals in non-metal-bearing waste streams that result from the corrosion of construction materials, intake water, or other incidental metal sources. | Applicable to low background levels of metals in non-metal-bearing waste streams | high |