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Thanks to all for the assistance, in particular greggy's in depth evaluation. Obviously, we need to prod the system's owner into redoing the test and giving us a static head, at the very least. Hopefully they will cooperate.

Looking for help figuring out how to determine the flow a fire hydrant will deliver. We were recently given the results of a fire flow test as 875 gpm with a 98 psi residual pressure. Unfortunately, there is no information on static pressure, but we do not understand what factors would limit...

When using standard unit demand figures to calculate annual commercial/industrial water demand (ie. xxx gpd/square foot or xxx gpd/acre), should these figures only be multiplied times the estimated number of days the business will be open, or do the unit demands reflect a value that has been...