NR 162.49(3)(a)3. 3. Five points shall be awarded for a project for construction or replacement of runoff treatment works that violate a permit issued under ch. 283, Stats., or that has been the subject of an enforcement action pursuant to s. 281.98, Stats., for violation of a performance standard. This includes eligible projects or costs identified under s. NR 162.22 (1) and (2).

NR 162.49(3)(b) (b) Human health score. Ten points shall be awarded to a storm water project that includes pretreatment of contaminants before discharging to groundwater through an infiltration system.

NR 162.49(3)(c) (c) Water quality score. Storm water projects may be awarded water quality points based on data from the use of models as approved by the department as follows:

NR 162.49(3)(c)1. 1. Connected drainage areas associated with storm water projects shall be awarded the following points:

NR 162.49(3)(c)1.a. a. Ten points for projects for which the overall percentage of the drainage area connected to high density impervious surfaces, such as commercial strip malls, commercial downtowns, or shopping centers, is 80 percent or greater.

NR 162.49(3)(c)1.b. b. Five points for projects for which the overall percentage of the drainage area connected to medium density impervious surfaces, such as schools, high density residential, mobile homes, freeways, multifamily housing, light industrial, hospitals, or office parks, is 40 percent to 79 percent impervious.

NR 162.49(3)(c)1.c. c. One point for projects for which the overall percentage of the drainage area connected to low density impervious surfaces, such as open spaces, suburban areas, parks, cemeteries, and low or medium density residential areas, is less than 40 percent impervious.

NR 162.49(3)(c)2. 2. Storm water projects that provide TSS removal shall be awarded the following points:

NR 162.49(3)(c)2.a. a. Ten points for 80 percent or more TSS removal.

NR 162.49(3)(c)2.b. b. Five points for 60 percent to less than 80 percent TSS removal.

NR 162.49(3)(c)2.c. c. One point for 40 percent to less than 60 percent TSS removal.

NR 162.49(3)(c)3. 3. Storm water projects that include the following features shall be awarded the following points:

NR 162.49(3)(c)3.a. a. Three points for greater than 55 percent phosphorus removal.

NR 162.49(3)(c)3.b. b. Three points for mechanical nutrient removal technology or other green technology.

NR 162.49(3)(c)3.c. c. Three points for infiltration.

NR 162.49(4) (4) Population. The department shall add a population score to projects that have the same score as other projects within their project category. The population score is one minus the logarithm to the base 10 of the residential population of the municipality served by the project, divided by 10.

  Population score = 1 - log 10 residential population

          10

NR 162.49(5) (5) Intended use plan. The department may include additional or modify existing scoring criteria in the annual CWFP intended use plan.

NR 162.49 Note Note: The intended use plan is required of the department by the U.S. environmental protection agency as part of the application package for the federal capitalization grant for the CWFP.

NR 162.49 History History: CR 22-045: cr. Register October 2023 No. 814, eff. 11-1-23; correction in (3) (c) (intro.), 1. a. made under s. 35.17, Stats., Register October 2023 No. 814.

NR 162.50 NR 162.50 Project priority score.

NR 162.50(1) (1) A project priority score shall be assigned to each project for which a completed priority evaluation and ranking form is submitted under s. NR 162.51. The project priority score is based on the additive of each criterion within the project category for the project. Each project shall be scored under only one of s. NR 162.49 (1), (2), or (3).

NR 162.50(2) (2) The municipality shall submit documentation as determined by the department to support the points claimed in the priority evaluation and ranking form. If documentation to support points that may be awarded for a particular factor is not submitted at the time of submittal of the priority evaluation and ranking form, zero points shall be awarded for that particular factor.

NR 162.50 History History: CR 22-045: cr. Register October 2023 No. 814, eff. 11-1-23.

NR 162.51 NR 162.51 Procedure for determination and reevaluation of project priority score.

NR 162.51(1) (1) A municipality intending to apply for clean water fund program assistance for a project shall submit to the department project priority evaluation and ranking information, including supporting documentation, in the department’s online format and by the date required by the department.

NR 162.51(2) (2) Upon completion of the review and determination of a priority score, the department shall notify the applicant in writing that the determination is available.

NR 162.51 Note Note: Email notification by the department of the availability of project priority scores on the web meets this requirement.