Tools - Stormwater Technical Standard
The following links provide additional technical information for meeting Phase II Construction Permit requirements.NRCS TR-55 Hydrology - Hydrologic computation method utilized in the design of the stormwater management practices.
TP 40 - Rainfall frequency data used in the computation and sizing of the stormwater management practices.
Stream Order - Tools and guidance for identification of stream order
Pond design - NRCS pond code 378 for additional guidance on pond design. Practice Standards and Practice Specifications for the design of ponds can be accessed from Section IV of the NRCS Electronic Field Office Technical Guide menu. Further references are provided by the National Handbook of Conservation Practices.
Simple method - A planning tool for estimating pollutant load from a site or drainage area. (pdf, 185 kb)
