New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-Dw - Drinking Water Programs
Chapter Env-Dw 400 - PUBLIC WATER SYSTEM CLASSIFICATION AND DESIGN
Part Env-Dw 405 - DESIGN STANDARDS FOR SMALL COMMUNITY WATER SYSTEMS
Section Env-Dw 405.19 - Peak Flow
Universal Citation: NH Admin Rules Env-Dw 405.19
Current through Register No. 13, March 27, 2025
(a) The relationship between peak flow and design flow shall be defined by the following Table 405-5 for residential type developments and schools:
Table 405-5: Peak Flow Charts
(b) If the specific type of use is not listed above, the department shall be contacted to determine the peak flow multiplying factor.
(See Revision Note at part heading for Env-Dw 405) #10612, eff 6-1-14
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