§ 155.05 RUNOFF AND STORAGE CAPACITY.
   The volume of required storm water storage and runoff shall be calculated on the basis of the runoff from a 100-year frequency storm with a three-hour duration. The calculations can be made in accordance with the instantaneous runoff factor method, the rational method, or other methods that may be deemed appropriate by the Flood Safety Officer.
(Ord. 14-79, passed 10-16-1979)