NR 216.024(1)(1)The owner or operator of a municipal separate storm sewer system required to have permit coverage under s. NR 216.02 (4) may request that its municipal separate storm sewer system be exempted by the department from the requirement to obtain permit coverage under this subchapter. This request shall demonstrate all of the following:
NR 216.024(1)(a) (a) The municipal separate storm sewer system is not required to have permit coverage pursuant to s. NR 216.02 (1), (2) or (3);
NR 216.024(1)(b) (b) The municipal separate storm sewer system receives runoff from less than 320 total acres from any combination of the following land uses including all pervious and impervious land covers such as roof tops, parking lots, roads, sidewalks and grassed areas:
NR 216.024(1)(b)1. 1. Commercial.
NR 216.024(1)(b)2. 2. Industrial.
NR 216.024(1)(b)3. 3. Institutional.
NR 216.024(1)(b)4. 4. Residential with greater than 4.0 homes per acre.
NR 216.024(1)(c) (c) The rate of population growth of the area served by the municipal separate storm sewer system is less than 10% between the 2 most recent decennial censuses as determined by the U.S. bureau of the census.
NR 216.024(1)(d) (d) The municipal separate storm sewer system does not discharge directly into any outstanding resource water listed under s. NR 102.10, exceptional resource water listed under s. NR 102.11, a cold water stream as listed under s. NR 102.04 (3) (a), Great Lakes area of concern pursuant to 33 USC 1268 or a wetland in an area of special natural resource interest as specified in s. NR 103.04.
NR 216.024(1)(e) (e) If the system discharges a pollutant that has been identified as a cause of impairment of any water body to which it discharges, storm water controls must not be needed based on wasteload allocations that are part of a U.S. EPA approved or established TMDL that addresses any pollutant of concern.
NR 216.024(2) (2)An exemption request under this section shall be made by the owner or operator of the municipal separate storm sewer system within 90 days of the department letter notifying the owner or operator to apply for permit coverage under this subchapter. The department letter shall indicate that the owner or operator has 90 days to submit an exemption request pursuant to this section. The exemption request shall be submitted to the department together with the application required under s. NR 216.03.
NR 216.024(3) (3)The department shall exempt the owner or operator of a municipal separate storm sewer system from the requirement to obtain permit coverage under this subchapter for requests that comply with subs. (1) and (2), unless either of the following occurs:
NR 216.024(3)(a) (a) The department has site-specific information that the municipal separate storm sewer system has a physical, chemical or biological impact that threatens or impairs the designated uses of waters of the state.
NR 216.024(3)(b) (b) The department has determined that controls are needed on the municipal separate storm sewer system based on wasteload allocations that are part of a U.S. EPA approved or established TMDL or equivalent analysis that addresses the pollutants of concern.
NR 216.024 History History: CR 03-028: cr. Register July 2004 No. 583, eff. 8-1-04.
NR 216.025 NR 216.025Designation criteria. The department may require the owner or operator of any municipal separate storm sewer system to obtain permit coverage under this subchapter if the system meets any of the following:
NR 216.025(1) (1)It serves an area contiguous to an area served by a municipal separate storm sewer system that is required to have permit coverage under this subchapter and it receives runoff from 320 or more total acres from any combination of the following land uses including all pervious and impervious land covers such as roof tops, parking lots, roads, sidewalks and grassed areas:
NR 216.025(1)(a) (a) Commercial.
NR 216.025(1)(b) (b) Industrial.
NR 216.025(1)(c) (c) Institutional.
NR 216.025(1)(d) (d) Residential with greater than 4.0 homes per acre.
NR 216.025(2) (2)The department has site-specific information that the municipal separate storm sewer system has a physical, chemical or biological impact that threatens or impairs the designated uses of waters of the state.
NR 216.025(3) (3)The department determines that controls are needed on the municipal separate storm sewer system based on wasteload allocations that are part of a U.S. EPA approved or established TMDL or equivalent analysis that addresses the pollutants of concern.
NR 216.025 History History: CR 03-028: cr. Register July 2004 No. 583, eff. 8-1-04.
NR 216.026 NR 216.026Petition for permit coverage. Any person may petition the department to evaluate a municipal separate storm sewer for the need to obtain permit coverage using the criteria under s. NR 216.025. The petition shall contain relevant information to assist the department in this evaluation in accordance with the criteria contained in s. NR 216.025. In response to a petition, the department may perform an evaluation of the municipal separate storm sewer system for which the petition is received.
NR 216.026 History History: CR 03-028: cr. Register July 2004 No. 583, eff. 8-1-04.
NR 216.03 NR 216.03Application for permit coverage.
NR 216.03(1)(1)The owner or operator of a municipal separate storm sewer system identified as needing a permit under s. NR 216.02 shall submit an application to the department within 90 days of a department letter notifying the owner or operator that a permit application is required. The application shall be submitted on forms made available from the department.
NR 216.03 Note Note: Under 40 CFR 122.33(c)(1), the owner or operator of a municipal separate storm sewer system listed under s. NR 216.02 (3) was required to apply for permit coverage by March 10, 2003. Notice of intent forms may be obtained from the department by writing to the Department of Natural Resources, Storm Water Program — WT/2, PO Box 7921, Madison, WI 53707-7921 or by calling the storm water program at (608) 267-7694.
NR 216.03(2) (2)The owner or operator of a municipal separate storm sewer system identified as needing a permit under s. NR 216.02 shall submit a permit application to the department requesting to be covered by one of the following methods:
NR 216.03(2)(a) (a) Under a general permit.
NR 216.03(2)(b) (b) Under an individual permit by themselves or as a co-applicant.
NR 216.03(2)(c) (c) If the application for individual permit coverage includes one or more co-applicants, then all of the following apply:
NR 216.03(2)(c)1. 1. All owners or operators of municipal separate storm sewer systems that are interested in obtaining coverage under the permit shall be listed.
NR 216.03(2)(c)2. 2. The expected benefits of having individual permit coverage shall be described in the application.
NR 216.03(2)(d) (d) One application may be submitted by multiple owners or operators of municipal separate storm sewer systems when requesting to be covered as co-applicants under an individual permit.
NR 216.03 History History: CR 03-028: cr. Register July 2004 No. 583, eff. 8-1-04.
NR 216.04 NR 216.04Issuance of permits. The department shall determine whether a general permit or an individual permit will be used to authorize coverage for each applicant, group of co-applicants or regional authority. The department may exclude co-applicants from coverage under an individual permit, and instead issue a separate individual permit to an excluded co-applicant if coverage is necessary to ensure compliance with this subchapter.
NR 216.04 History History: CR 03-028: cr. Register July 2004 No. 583, eff. 8-1-04.
NR 216.06 NR 216.06Application requirements. Municipalities subject to the requirements of this subchapter shall apply for a storm water discharge permit by submitting the necessary application information to the department. The municipal storm water discharge permit application shall include all of the following:
NR 216.06(1) (1) General information. The applicant's name, address, telephone number of contact person and status as a government entity.
NR 216.06(2) (2) Minimum control measure information. Descriptions of the minimum control measures that the applicant intends to implement to comply with all of the following permit requirements:
NR 216.06(2)(a) (a) Public education and outreach. A public education and outreach program pursuant s. NR 216.07 (1).
NR 216.06(2)(b) (b) Public involvement and participation. A public involvement and participation program pursuant to s. NR 216.07 (2).
NR 216.06(2)(c) (c) Illicit discharge detection and elimination. An illicit discharge detection and elimination program pursuant to s. NR 216.07 (3), including a list of existing legal authorities to enforce this program.
NR 216.06(2)(d) (d) Construction site pollution control. A program to reduce pollutants in runoff from construction sites pursuant to s. NR 216.07 (4).
NR 216.06(2)(e) (e) Post-construction site storm water management. A program to reduce pollutants in runoff from new development and redevelopment sites after construction pursuant to s. NR 216.07 (5).
NR 216.06(2)(f) (f) Pollution prevention. A pollution prevention program for municipal operation and maintenance areas pursuant to s. NR 216.07 (6) (a).
NR 216.06(3) (3) Storm sewer system map. A description of a municipal separate storm sewer system map that the applicant intends to use to comply with s. NR 216.07 (7).
NR 216.06 History History: CR 03-028: cr. Register July 2004 No. 583, eff. 8-1-04.
NR 216.065 NR 216.065Permittee responsibility and permit conditions.
NR 216.065(1)(1)Co-permittees. For a group of co-permittees, a single co-permittee is responsible only for permit conditions relating to discharges from the municipal separate storm sewer systems for which it is the owner or operator.
NR 216.065(2) (2) Conditions. Permits may specify different conditions for different discharges covered by a permit, including distinctive management programs for different storm water drainage areas.
NR 216.065 History History: CR 03-028: cr. Register July 2004 No. 583, eff. 8-1-04.
NR 216.07 NR 216.07Permit requirements. The department shall issue permits using the information provided by the applicant and other pertinent information when developing permit conditions. Permits shall, at a minimum, require all of the following:
NR 216.07(1) (1) Public education and outreach.
NR 216.07(1)(a)(a) A public education and outreach program to distribute materials to the public or conduct equivalent public outreach to increase awareness of storm water impacts on waters of the state. The program shall at a minimum be designed to achieve all of the following:
NR 216.07(1)(a)1. 1. Promote detection and elimination of illicit discharges or water quality impacts associated with discharges from municipal separate storm sewer systems.
NR 216.07(1)(a)2. 2. Inform and educate the public to facilitate the proper management of materials and encourage the public to change their behavior that may cause storm water pollution from sources including automobiles, pets, household hazardous waste and household practices.
NR 216.07(1)(a)3. 3. Promote beneficial onsite reuse of leaves and grass clippings and proper use of lawn and garden fertilizers and pesticides.
NR 216.07(1)(a)4. 4. Promote the management of stream banks and shorelines by riparian landowners to minimize erosion, and restore and enhance the ecological values of the waterway.
NR 216.07(1)(a)5. 5. Promote infiltration of residential storm water runoff from rooftop downspouts, driveways and sidewalks.
NR 216.07(1)(b) (b) A program that includes elements to achieve all of the following:
NR 216.07(1)(b)1. 1. Inform and educate those responsible for the design, installation or maintenance of construction site erosion control and storm water management practices on how to design, install and maintain the practices.
NR 216.07(1)(b)2. 2. Target businesses and activities that may pose a storm water contamination concern, and where appropriate, educate specific audiences such as lawn care companies and restaurants on methods of storm water pollution prevention.
NR 216.07(1)(b)3. 3. Promote environmentally sensitive land development designs by developers and designers.
NR 216.07 Note Note: The public education and outreach program should be tailored, using a mix of locally appropriate strategies to educate the general public and target specific audiences likely to have significant storm water impacts.
NR 216.07(2) (2) Public involvement and participation. A program to notify the public of activities required by the municipal storm water discharge permit required under this subchapter and to encourage input and participation from the public regarding these activities. The implementation of this program shall comply with all applicable state and local public notice requirements.
NR 216.07(3) (3) Illicit discharge detection and elimination. A program to detect and remove illicit discharges and improper disposal of wastes into the municipal separate storm sewer system, or require the discharger to obtain a separate WPDES permit. The program shall include all of the following:
NR 216.07(3)(a) (a) To the extent authorized by law, measures to effectively prohibit, through ordinance or other regulatory mechanism, non-storm water discharges into the storm sewer system and implement appropriate enforcement procedures and actions.
NR 216.07(3)(b) (b) A strategy to address all types of illicit discharges. In addition, non-storm water discharges or flows such as landscape irrigation, diverted stream flows, uncontaminated groundwater infiltration, uncontaminated pumped groundwater, discharges from potable water sources, foundation drains, air conditioning condensation, irrigation water, lawn watering, individual residential car washing, flows from riparian habitats and wetlands, fire fighting and discharges authorized under a WPDES permit shall be included in the strategy if identified by the municipality as significant sources of pollutants to waters of the state.
NR 216.07(3)(c) (c) Procedures to conduct on-going field screening activities during the term of the permit, including locations of storm sewers that will be evaluated.
NR 216.07(3)(d) (d) Procedures to be followed to investigate portions of the municipal separate storm sewer system that, based on the results of field screening or other information, indicate a reasonable potential for containing illicit discharges or other sources of non-storm water. Procedures may include sampling for the parameters listed within par. (i), testing with fluorometric dyes or conducting inspections inside storm sewers where safety and other considerations allow. The department shall be given advanced notice of the time and location of dye testing within an MS4.
NR 216.07 Note Note: The dye may be reported to the department by concerned citizens as an illicit discharge. Prior notification will prevent false alarms.
NR 216.07(3)(e) (e) Procedures to immediately investigate reports of illicit discharges to its MS4, including cooperation with the department, in order to locate and eliminate illicit discharges.
NR 216.07(3)(f) (f) Procedures for immediate notification of the department in accordance with ch. NR 706, of a spill or release of a hazardous substance, into or from an MS4.
NR 216.07 Note Note: The department shall be notified via the 24-hour toll-free spill hotline at 1-800-943-0003.
NR 216.07(3)(g) (g) Procedures to prevent, contain and respond to spills that may enter the municipal separate storm sewer system.
NR 216.07(3)(h) (h) Appropriate measures to eliminate any leakage or discharge from sanitary conveyance systems into municipal separate storm sewer systems.
NR 216.07(3)(i) (i) A field screening analysis for illicit connections and illicit discharges at all major outfalls, plus any additional selected field-screening points designated by the municipality or the department. At a minimum, a screening analysis shall include a narrative description of visual observations made during dry weather periods. If any flow is observed, field analysis shall be conducted to determine the presence of illicit discharges. All field analysis shall include a narrative description of the color, odor, turbidity, the presence of an oil sheen or surface scum, and a description of the flow rate as well as any other relevant observations regarding the potential presence of non-storm water discharges. In addition, the field analysis shall include sampling for pH, total chlorine, total copper, total phenol and detergents unless the permittee obtains concurrence from the department to perform alternative sampling that is more effective to detect illicit discharges such as with ammonia, potassium or bacteria. The field screening points shall be established using the following:
NR 216.07(3)(i)1. 1. Field screening points shall, where possible, be located downstream of any sources of suspected illegal or illicit activity.
NR 216.07(3)(i)2. 2. Field screening points shall be located where practicable at the farthest manhole or other accessible location downstream in the system. Safety of personnel and accessibility of the location shall be considered in making this determination.
NR 216.07(3)(i)3. 3. Consideration shall be given to hydrological conditions, total drainage area of the site, population density of the site, traffic density, age of the structures or buildings in the area, history of the area and land use types.
NR 216.07(4) (4) Construction site pollutant control. Except for construction sites that are exempted under s. NR 216.42 (2) to (11), a program to implement and maintain erosion and sediment control best management practices to reduce pollutants in storm water runoff from construction sites with one acre or more of land disturbance, and sites of less than one acre if they are part of a larger common plan of development or sale. This program shall encompass any adjacent developing areas that are planned to have a minimum density of 500 people per square mile, the urbanized area and developing areas whose runoff will connect to the MS4. The program shall include all of the following:
NR 216.07(4)(a) (a) The implementation and enforcement of a legal authority to comply with ss. NR 151.11 and 151.23, as well as sanctions to ensure compliance, to the extent authorized by law.
NR 216.07 Note Note: Section NR 151.11 applies to construction sites that are not transportation facilities and s. NR 151.23 applies to transportation facility construction sites.
NR 216.07(4)(b) (b) Procedures for site planning which incorporate consideration of potential water quality impacts.
NR 216.07(4)(c) (c) Requirements for erosion and sediment control best management practices.
NR 216.07(4)(d) (d) Procedures for identifying priorities for inspecting sites and enforcing control measures which consider the nature of the construction activity, topography, the characteristics of soil and receiving water quality.
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Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.