Erosion and Sediment Pollution Control Program Manual.pdf

Figure 5.6 - RAINFALL REGION MAP E
2- and 3-hour durations for storms occurring with an ARI of
1-, 2-, 5-, 10-, 25-, 50- and 100-years
Adapted from Appendix A of PennDOT Publication 584 (2008 Edition)
Figure 5.7 RAINFALL REGION MAP F
12- and 24-hour durations for storms occurring with an average
recurrence interval (ARI) of 1-, 2-, 5-, 10-, 25-, 50-, and 100-years and the 24-hour duration
for the 500-year frequency storm
Adapted from Appendix A of PennDOT Publication 584 (2008 Edition)
363-2134-008 / March 31, 2012 / Page 117