Best Practice Action 17.3
Minimize the volume of and pollutants in rainwater runoff by maximizing green infrastructure.
Minimize the volume of and pollutants in rainwater runoff by maximizing green infrastructure.
Adopt by ordinance one or more of the following stormwater infiltration/management strategies to reduce impervious surface:
a. A narrower streets provision that permits construction of 24-foot roads for public, residential access and subcollector streets (with fewer than 400 average daily trips).
b. Use of pervious pavements for streets, trails, parking areas and sidewalks.
c. For sites less than one acre, retain the water quality volume of 1.1 inches of runoff from all impervious surfaces for new and fully-redeveloped construction sites.
d. For non-MS4 permittees, adopt an illicit discharge prohibition rule or ordinance and an erosion and sediment control ordinance. Sponsor a robust Adopt-a-Drain program
Ordinances
Street Widths
Adopt A Storm Drain
![]() |
At least one ordinance in place (MS4s must achieve a 2- or 3-star rating); sponsor/run an Adopt-a-Drain program. Report a "skinny street" project that decreases impervious street surface as a part of routine street reconstruction under BPA 11.2; report use of pervious/permeable pavement projects under BPA 17.5. |
![]() |
24' roads allowed. |
![]() |
Three or more ordinances in place. |
Paula Kalinosky, Hydrologist, MN Pollution Control Agency: paula.kalinosky@state.mn.us and Joanne Boettcher, Stormwater Research Liaison, MN Pollution Control Agency: joanne.boettcher@state.mn.us , https://www.pca.state.mn.us/business-with-us/minnesota-stormwater-manual