Stormwater Discharges From Municipal Separate Storm Sewer Systems (MS4)

What is an MS4?

An MS4 is a conveyance or system of conveyances that is:

This page is intended to provide MS4 information for the residents of Jonestown AND to solicit input from environmental groups, post cleanup or watershed based environmental events. If you or your group has such an event that you would like posted on this page - please click HERE to send an e-mail to the webmaster. Be sure to include the name of the event, date, time, location, and any additional information you want posted here about your event.