Types of illicit discharges
- Improper disposal of auto and household chemicals
- Spills from roadway accidents or vehicle leaks
- Improper disposal of yard and pet wastes
- Construction site sediment
- Drilling operation waste
- Laundry and car wash water
- Septic tank discharge and sanitary wastewater
- Chlorinated pool water
What to look for
- Persons dumping liquids, animal waste, leaves, grass clippings, or anything unidentifiable into a storm drain.
- Unusual colors or odors in the surface water.
- Stains, unusual odors, or structural damage to street surfaces.
- Dead or distressed fish, plants, or other wildlife near surface water.
- Abnormal vegetative growth in water bodies.
- Sediment accumulation in water bodies.
- Pipes with flowing water during a dry period.
- Clean water discharges including water line flushing.
- Air conditioning condensation.
- Irrigation water, sump pump and lawn watering discharge.
- Individual residential car wash water.
- De-chlorinated swimming pool water.
- Discharges or flow from firefighting and other activities necessary to protect public health and safety.
- Normal rainfall.
How You Can Help
- Never dump anything into a storm sewer or storm drain.
- Make sure nothing but rain washes off your street, sidewalk and driveway.
- Wash your car on your lawn or at a commercial car wash.
- Watch a video about how to prevent illicit discharges from the Minnesota Pollution Control Agency.
- English: Illicit Discharge (YouTube)
- Spanish: Illicit Discharge (YouTube)
- Somali: Illicit Discharge (YouTube)
What the City of Saint Peter is doing
- City of Saint Peter has an Illicit Discharge Ordinance giving the city the authority to regulate illicit discharges to the City MS4 permit.
- Annual inspections of at least 20% of the City's MS4 discharges points.
- Annual training of City of Saint Peter staff in the identification of illicit discharges and construction site stormwater management.