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City of Fort Collins The hydrologic and hydraulic analyses for the original study were performed by Ginery Associates, Inc., for FEMA under contract No. H-4017. This work, which was completed in October 1977, covered all significant flooding sources affecting the City of Fort Collins. The hydrologic and hydraulic analyses for the Cache La Poudre River were reanalyzed by the U.S. Department of the Army, Corps of Engineers (USACE), Omaha District. The data was compiled by Simons, Li & Associates, Inc., for the Federal Emergency Management Agency (FEMA), under Contract No. EMW-86-C-2262. The revised analyses were for the reach of the Cache La Poudre River from Horsetooth Road upstream to the south end of Watson Lake. This work was completed in May 1994. The revised hydrologic and hydraulic analyses for the Cache La Poudre River from Wood Street to Watson Lake were performed by Ayres Associates Inc. for Larimer County. This work was completed in October 2005. For the Cache La Poudre River - Interstate Highway 25 Divided Flow area, the hydrologic analyses were performed by the USACE, Omaha District (Reference 38), and the hydraulic analyses were performed by Simons, Li & Associates, Inc., under Contract No. EMW-86- C-2262, for FEMA. This work was completed in August 1990. The hydrologic and hydraulic analyses for Cooper Slough were performed by Love & Associates, Inc., for FEMA, under the Limited Map Maintenance Program (LMMP), Contract No. EMW-90-C313. This work was completed in November 1993. These analyses are now superseded by the 2005 Boxelder Creek/Cooper Slough study prepared by Anderson Consulting Engineers, Inc. The hydraulic analysis for the Boxelder Creek Overflow Channel downstream of County Road 50 (CR-50) was performed by the U.S. Department of the Interior, Bureau of Reclamation (USBR), for FEMA, under Interagency Agreement No. EMW-88-E-2765. The work was completed in February 1992. The hydrologic analyses were taken from a Simons, Li & Associates, Inc., 1981 Master Drainage way Planning Study (Reference 9). This analysis is now superseded by the 2005 Boxelder Creek/Cooper Slough study prepared by Anderson Consulting Engineers, Inc. The revised hydrologic and hydraulic analyses for Boxelder Creek/Cooper Slough downstream of County Road 54 were performed by Anderson Consulting Engineers, Inc. for the City of Fort Collins and Larimer County (Reference 75). This work was completed in 2005. The hydrologic and hydraulic analyses for Dry Creek were performed by Gingery Associates, Inc., for the City of Fort Collins and Larimer County. This work was completed in April 1980. 2