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<br />The June 3,1985 storm resulted in 1.4 inches of rain in 1 hour and 1.46 inches over a 24 hour <br />period. The June 3 storm consisted of an intense afternoon thunderstorm typical along the Front <br />Rarlge. <br /> <br />The May 18, 1988 storm was characterized by rainfall occurring over a larger area and a longer <br />duration thar1 a typical afternoon thunderstorm. The storm began on the afternoon of May 18, <br />1988 and continued for two days until the morning of May 20, 1988. The first rain on the <br />afternoon of May 18 was the most intense with 0.45 inches recorded during the first hour on the <br />CSU campus. The storm was generally more wide~pread with 1.20 inches of rain occurring on <br />the CSU campus, and 0.98 to 1.52 inches of rain reported by Mountain States Weather Service <br />spotters in the Fort Collins area. <br /> <br />The storm of July 7, 1988 was the most significant storm to occur since 1985 in the downtown <br />area. Although only 0.53 inches (I hour rainfall) was recorded during the storm at Colorado State <br />University (CSU), the northern part of the city rec~ived significantly more rainfall. In the Old <br />Town area on Loomis Street just north of Mulberry Street and Whitcomb Street just south of <br />Mountain Avenue, approximately I inch of rain was reported. North of Fort Collins near Country <br />Club Road and North Lemay Avenue 1.5 to 2 inches were measured. <br /> <br />The storm of August 4, 1988 is documented by local resident rain gages and Mountain States <br />Weather with 1 to I 1/2 inches in about 30 minutes. There are reports ofIimited residential <br />flooding associated with this storm. <br /> <br />The June 24, 1992 storm, estimated to be a 20 year event, ranks as the third heaviest rainfall in <br />Fort Collins history. The record of 2.49 inches wa.s taken at the city's official weather station on <br />the Colorado State University campus. However, 3.09 inches of rain was recorded in the <br />northwestern part of the city. <br /> <br />The majority of June 24, 1992 rainfall occurred in 30 minutes. Storm sewers, unable to handle <br />the volume of water, caused many streets to flood, Several businesses and private residences <br />sustained flood damage, mainly to basement levels. The flooding affected the older section of <br />town the worst, a combination of that area receiving the most rainfall and having an out,dated <br />storm drainage system. The total damage was $438,000. About 50 homeowners reported flooded <br />basements in the Old Town area. Flooding ofPoudre Valley Hospital occurred because roof <br />drains were unable to handle the volume of water on the roof. <br /> <br />Flood Protection Measures <br /> <br />There are no flood control structures on the Cach~ La Poudre River in Fort Collins, although <br />there are two irrigation dams on the North Fork of the Cache La Poudre River. The effects of the <br />two darns are considered negligible in Fort Collins. <br /> <br />16 <br />