Section 329 IAC 10-2-191 - "Twenty-five year, twenty-four hour precipitation event" definedAuthority: IC 13-14-8-7; IC 13-15-2-1; IC 13-19-3-1
Affected: IC 13-30-2; IC 25-31; IC 36-9-30
Sec. 191.
"Twenty-five (25) year, twenty-four (24) hour precipitation event" means the maximum twenty-four (24) hour precipitation event with the probable recurrence interval of once in twenty-five (25) years as determined in the following:
(1) "Rainfall Frequency Atlas of the United States for Duration from 30 Minutes to 24 Hours and Return Periods from 1 to 100 Years", Technical Paper 40, Weather Bureau, United States Department of Commerce.(2) "Rainfall Frequency for Indiana", Indiana department of natural resources, division of water, November 1994.Solid Waste Management Board; 329 IAC 10-2-191; filed Mar 14, 1996, 5:00 p.m.: 19 IR 1787