MS4 Frequently Asked Questions (FAQ)
Answers to frequency asked questions can be found in the MS4 FAQ document. Permittees interested in eligibility of Nonstructural, Agricultural Practice BMPs for MS4 credit should reference FAQ #71
Click https://files.dep.state.pa.us/Water/BPNPSM/StormwaterManagement/MunicipalStormwater/MS4_FAQ.pdf link to open resource.