FLOOD02969 - Laserfiche WebLink

Home Browse Search

. . . . I. . . . . i. . . . . . . . . , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . these floods have high peak discharges with low volumes over short durations and there is usually a very short window of opportunity for flood warning and evacuation once a major storms hits the area. Less damaging floods can also result from rapid melting of mountain snow pack in the spring and early summer months, especially on the larger drainageways, A combination of rainfall and snowmelt can sometimes prove to be the worst flooding scenario for Colorado's mountain streams, Flooding within the County is not well documented, and no severe flooding has occurred in recent memory, Based on gage information and local knowledge, most floods of record occurred in the late 1800's and early 1900's, Previous Studies No previous studies have been conducted for Dolores County. Communitv Response to the CWCS Desilmation and Approval Process A letter from the CWCB was transmitted to Dolores County regarding the Board's proposed action for designation and approval of the Dolores County FHBMs. The county was receptive to the Board's proposed designation action, and sent an official letter requesting that the CWCB designate and approve the floodplain information currently available to the community, A copy of the request letter is included in the Appendix of this report, A meeting was held with the county and on August 21, 2000, to explain the designation process, to review the FHBMs and to solicit comments regarding the maps and general flooding conditions in the town, Three county commissioners and three county staff were present at the meeting, A field tour of several Dolores County floodplains was also conducted at this time. No contradictory evidence to the FHBM was found during the field review, 3