35 Ill. Adm. Code 501.395

100-Year, 24-Hour Precipitation Event

Last amended: 2014Year: 2026Length: 40 wordsOfficial source
Section 501.395  100-Year, 24-Hour Precipitation Event The maximum 24-hour precipitation event with a probable recurrence interval of once in 100 years, as defined by NOAA Atlas 14; Precipitation Frequency Atlas of the United States, incorporated by reference in Section 501.200.
35 Ill. Adm. Code 501.395: 100-Year, 24-Hour Precipitation Event | Justis AI