[HISTORY: Adopted by the Borough Council
of the Borough of Pen Argyl 5-2-2023 by Ord. No. 725. Amendments noted where applicable.]
ATTACHMENTS
Attachment 1 - Appendix A, Design and Construction Standards for Centralized Water Systems
Attachment 2 - Appendix B, Stormwater Management Districts, Stormwater District Implementation Provisions and Calculation Methodology
Attachment 3 - Attachment A for Appendix B Contents List
Attachment 4 - A-1, NRCS Type II 24-Hour Rainfall Distribution (Graphic and Tabular)
Attachment 5 - A-2, Intensity-Duration-Frequency Curves
Attachment 6 - A-3, Runoff Curve Numbers and Percent Imperviousness Values
Attachment 7 - A-4, Runoff Coefficients for the Rational Method
Attachment 8 - A-5, Manning 'n' Values
Attachment 9 - A-6, Permissible Velocities for Channels
Attachment 10 - A-7, Stormwater Best Management Practices Operations and Maintenance Agreement
Attachment 11 - A-8, Low-Impact Development Practices
Attachment 12 - A-9, Preliminary Site Investigation and Testing Requirements![](/images/pdf.gif)