MS4 permit/SWPPP document

Hennepin County MS4 permit (PDF)

Standard operating procedures report

The standard operating procedures report below covers Hennepin County's MS4 Storm Water Pollution Prevention Program.

MS4 standard operating procedures (PDF)

Regulatory enforcement standards document

The MS4 regulatory enforcement standards establish regulatory requirements to prohibit illicit discharges to the Small Municipal Separate Storm Sewer System (MS4) and guide land-disturbing construction activities and post-construction stormwater management in Hennepin County. To view the enforcement standards, select the document below.

MS4 regulatory enforcement standards (PDF)

Total maximum daily load (TDML) technical memorandum 

A TDML is the amount of pollutants a body of water can receive and still meet water quality standards. Hennepin County's technical memorandum summarizes impaired waters in which Hennepin County has a waste load reduction for total phosphorus (TP) or total suspended solids (TSS).

TDML technical memorandum (PDF)

Any substance that is not stormwater or from a fire hydrant may be considered stormwater contamination. It is illegal to place anything in the stormwater system including:

• Sediment
• Oil/petroleum products
• Soaps/detergents
• Household or industrial chemicals
• Agricultural waste
• Sewage

Green Disposal Guide

To learn more about proper disposal of the items listed above, visit Hennepin County's green disposal guide.

Report an issue on a county road

To report any suspected contamination, fill out the county's related form.

Report an issue on a city street

For questions or to report maintenance issues on a city street, please contact the local city’s public works department for assistance.

Contact information including each city’s website, phone, email and/or online reporting form are available below.

Bloomington

• City of Bloomington website
• Phone: 952-563-8760
• Email: publicworks@bloomingtonmn.gov

Brooklyn Center

• City of Brooklyn Center website
• Phone: 763-585-7103
• Email: publicworks@ci.brooklyn-center.mn.us

Brooklyn Park

• City of Brooklyn Park website
• Phone: 763-493-8007
• Access Brooklyn Park's online reporting form.

Champlin

• City of Champlin website
• Phone: 763-421-2820
• Access Champlin's online reporting form.

Chanhassen

• City of Chanhassen website
• Phone: 952-227-1300

Corcoran

• City of Corcoran website
• Phone: 763-420-2652
• Email: pw@ci.corcoran.mn.us

Crystal

• City of Crystal website
• Phone: 763-531-1164

Dayton

• City of Dayton website
• Phone: 763-427-3224

Deephaven

• City of Deephaven website
• Phone: 952-358-9935

Eden Prairie

• City of Eden Prairie website
• Phone: 952-949-8300
• Access Eden Prairie's online reporting form.

Edina

• City of Edina website
• Phone: 952-826-0376
• Email: mail@edinamn.gov
• Access Edina's online reporting form.

Excelsior

• City of Excelsior website
• Phone: 952-474-3464 / 952-258-5321 (after-hours)
• Access Excelsior's online reporting form.

Golden Valey

• City of Golden Valley website
• Phone: 763-593-8030
• Email: publicworksdept@goldenvalleymn.gov
• Access Golden Valley's online reporting form.

Greenfield (Excelsior office)

• City of Greenfield website
• Phone: 763-477-6464

Greenwood (Rockford office)

• City of Greenwood website
• Phone: 952-474-6633

Hanover

• City of Hanover website
• Phone: 763-497-3777

Hopkins

• City of Hopkins website
• Phone: 952-939-1382
• Access Hanover's online reporting form.

Independence

• City of Independence website
• Phone: 763-479-0530

Long Lake

• City of Long Lake website
• Phone: 952-476-2855

Loretto

• City of Loretto website
• Phone: 763-479-4305

Maple Grove

• City of Maple Grove website
• Phone: 763-494-6370
• Email: publicworks@maplegrovemn.gov

Maple Plain

• City of Maple Plain website
• Phone: 763-479-0525
• Email: publicworks@mapleplain.com

Medicine Lake

• City of Medicine Lake website
• Phone: 763-542-9701

Medina

• City of Medina website
• Phone: 763-473-8852 / 952-258-5321 (after-hours)

Minneapolis

• City of Minneapolis website
• Phone: 3-1-1 / 612-673-3000
• Email: minneapolis311@minneapolismn.gov

Minnetonka

• City of Minnetonka website
• Phone: 952-988-8400
• Access Minnetonka's online reporting form.

Minnetonka Beach

City of Minnetonka Beach website
• Phone: 952-471-8878
• Email: info@ci.minnetonka-beach.mn.us

Minnetrista

• City of Minnetrista website
• Phone: 952-446-1312
• Email: minnetrista@ci.minnetrista.mn.us

Mound

• City of Mound website
• Phone: 952-472-0603

New Hope

• City of New Hope
• Phone: 763-592-6777
• Email: publicworks@newhopemn.gov

Orono

• City of Orono website
• Phone: 952-249-4600 / 952-258-5321 (after-hours)
• Access Orono's online reporting form.

Osseo

• City of Osseo website
• Phone: 763-425-5741

Plymouth

• City of Plymouth website
• Phone: 763-509-5950
• Email: publicworks@plymouthmn.gov

Richfield

• City of Richfield website
• Phone: 612-861-9170
• Email: pwoperations@richfieldmn.gov

Robbinsdale

• City of Robbinsdale website
• Phone: 763-531-1202 / 763-531-1220 (after-hours)

Rockford

• City of Rockford website
• Phone: 763-477-4346

Rogers

• City of Rogers website
• Phone: 763-428-8580 / 763-572-4388 (after-hours)
• Access the Rogers online reporting form.

St. Anthony

• City of St. Anthony website
• Phone: 612-782-3314 / 612-782-3400 (emergency)
• Access St. Anthony's online reporting form.

St. Bonifacius

• City of St. Bonifacius website
• Phone: 952-446-1061 / 952-228-0779 (after-hours)
• Email: publicworks@st-bonifacius.mn.us

St. Louis Park

• City of St. Louis Park website
• Phone: 952-924-2500

Shorewood

• City of Shorewood website
• Phone: 952-960-7900
• Access Shorewood's online reporting form.

Spring Park

• Spring Park
• Phone: 763-784-6491
• Email: info@slpmn.org

Tonka Bay

• City of Tonka Bay website
• Phone: 952-474-2947

Wayzata

• City of Wayzata website
• Phone: 952-404-5360 / 952-258-5321 (after-hours)
• Access Wayzata's online reporting form.

Woodland

• City of Woodland website
• Phone: 952-474-4755
• Email: info@woodlandmn.org

Use this form to report potholes, debris/branches on the road, snow and ice issues, and drainage issues. Access the form.