Click here to visit the Bureau of Conservation and Restorations > Click here to download and view  MUNICIPAL SEPARATE STORM SEWER SYSTEM (MS4) ANNUAL/PROGRESS REPORT > For more information on stormwater management, please go to the Pennsylvania Department of Environmental Protection’s website. Environmental Protection Agencywww.epa.gov What is an Illicit Discharge?  An illicit discharge is any discharge of pollutants or non-stormwater materials allowed to enter the storm sewer systems from overland flows or direct dumping of materials into a catch basin.  Examples of Illicit Discharge: Sand and Dirt from construction sites washing into drains, Dumping Toxic Chemicals into drain, Chemical and Fuel Spills, overuse of Fertilizers and Pesticides, and Trash not picked up allowed to go into drains.  To report an Illicit Discharge please contact the township office at: (717) 336-8720 or email wcocalico@gmail.com. Chesapeake Bay: How To Tips Stormwater Webinar: https://extension.psu.edu/a-homeowners-guide-to-stormwater Rain Gardens: Rain GardensDemonstration Rain Garden Lawn ReductionLawn Reduction PDF [wpdm_file id=371] [wpdm_file id=185] [wpdm_file id=455] [wpdm_file id=453] [wpdm_file id=179] [wpdm_file id=408] [wpdm_file id=181] [wpdm_file id=182] [wpdm_file id=183] [wpdm_file id=184]