Contacts for more Best Management Practices information By following the best management practices in this bro- chure you will be doing your part to help keep Wisconsin To report an illegal discharge of pollutants waterways clean! into a storm drain contact: Parking Lot City of Menasha Maintenance General Maintenance & Sweeping Community Development 104 Main Street
Inspections of parking facilities and stormwater Menasha, WI 54952 conveyance systems should be done on a regular ba- sis. Recommend cleaning if necessary. 920.967.3650 Clean leaves, trash, sand, and other debris regularly [email protected] to prevent debris from reaching any storm drain inlet or storm detention area (preferably by dry sweep-
ing). Establish frequency of parking lot sweeping based on usage and observations of waste accumulation. Sweep after special events.
Contact private street
sweepers to sweep parking lot(s) after winter
storms and during leaf season in the fall. Parking lots can contribute trash, suspended sol- Maintain a map of the ids, hydrocarbons, oil, grease and heavy metals to receiving waters via stormwater runoff or dis- property identifying directions of stormwa- charges. ter flow and the loca- Anything entering a storm sewer system flows tion(s) of any storm drains on site. untreated into the water bodies that we use for swimming, fishing, and drinking water. Stencil or mark any storm drain inlets in or near the parking lot with the message “No dumping ; drains to waterway”. These are available free-of-charge from the DNR Madison office or UW Extension. Call 608- If you would like more information about 264-8948 to order. what you can do to impact water Best Management Practices to quality in Northeast Wisconsin visit: Dispose of debris collected by sweeping, keep our waterways clean! according to local regulations. Any automotive spills and/or drips should be cleaned RenewOurWaters.org up with dry clean-up methods (absorbents).
Northeast Wisconsin Stormwater Consortium
P.O, Box 1861
Appleton, Wisconsin 54912
Phone: 920-858-4246 Paving & Painting Snow Plowing & Snow Storage Materials Storage, Loading & Unloading
Protect nearby, downstream, storm drain inlets from Never plow, push, blow or store excess snow, deicer, or Do not store any potentially hazardous liquid or solid mate- debris from maintenance work. (ex: preparing the sur- other debris into creeks, watercourses or storm drain- rials (paints, pesticides, fertilizer or salt/sand) outside face for an asphalt cap, chip sealing, concrete breaking, age systems. unless adequate secondary containment and cover are pro- or saw cutting). Snow disposal areas should be located away from any vided or the container is specifically designed for outdoor Cover and seal all storm drainage ditches, ponds, creeks or wetlands. storage. drains before applying seal If possible, store excess Do not load or unload materials near a storm drain inlet, coat or slurry seal. Leave snow in a pervious area pipe, culvert, or drainage ditch unless drains are blocked. covers in place until the where melt water can infil- job is complete and until all trate into the ground and water from emulsified oil not into the storm drain sealants has drained or system. Pick up trash and evaporated. Clean up de- debris from pervious areas bris from inlets and dispose of properly. Only use as- after snow melt. Surface Cleaning Sidewalks & phalt-based or petroleum-based sealants. (Do not use Contact private street sweepers to sweep parking lot(s) Parking Areas coal tar sealants.) after winter snow melt, prior to spring rains. Schedule painting, marking, and striping projects during dry weather only. Cease all activities when rain threat- ens. Do not hose down any sidewalks or parking areas except where wash water will only enter the sanitary sewer (if ap- Promptly clean up any spills of paints, cleaners or other proved) or vegetated areas. chemicals. Salt or Deicer Application Dry clean up methods should be used prior to any pressure Block nearby storm drain washing. These include using absorbents (kitty litter, rags, inlets when painting or striping. sand, etc) to clean up spills, sweeping, vacuuming, and scrap- For specific information on Hand-apply deicer or sidewalk salt. Do not use more ping off dried debris. Use absorbents on oily spots prior to Concrete Washout read the Con- than needed, apply to manufacturer’s recommendations. sweeping or washing. The waste material should be disposed crete Washout If truck-applying, use the lowest application rate that of properly. brochure available at RenewOur- will be effective. Ensure that the equipment is cali- If you must pressure wash, identify where all storm drains Waters.org brated to optimum levels according to manufacturer’s are located before starting. instructions. Wash water should not be Avoid applying liquid or solid salt products near creeks allowed to flow down gutters or other water bodies. or enter storm drains. All wash water must be cap- tured for proper disposal. For more information on Storm Drains, Structural BMPs & Detention Areas Landscaping Maintenance surface cleaning BMPs read the Professional Power Washer handout available at RenewOurWaters.org Sweep pavement or sidewalks • Inspect storm structures, detentions areas or struc- where grass clippings, fertilizer or tural BMPs frequently for debris accumulation and other dry chemicals have fallen. clean as needed. Sweep back onto grassy areas. For more Landscape Mainte- Remember to stop and think before you allow anything to go directly into the gutter or storm drain. nance information read the Garden Center \brochure at RenewOurWaters.org