FLOOD06472

• Designation Number: 414
• County: El Paso
• Community: Ramah
• Basin: Arkansas
• Title: Floodplain Information Report - Flood Insurance Rate Map - Ramah, Colorado
• Date: 2/1/1996
• Designation Date: 3/1/1996
• Floodplain - Doc Type: Correspondence

development such as open space, agriculture, fann bridges, barns and individual residential
structures, but that the methodology is not appropriate for development involving residential
subdivisions greater than 50 lots or occurring on sites greater than 5 acres, commercial
construction, industrial construction, construction of public transportation facilities or construction
of flood control facilities; and

NOW, THEREFORE, BE IT RESOLVED by the Colorado Water Conservation Board in
regular meeting assembled in Denver, Colorado, this 13th day of March, 1996, that it does hereby
designate and approve as storm or floodwater runoff channels or basins those areas described by
approximate floodplain information in said new report, dated February 8, 1996, including the
floodplain map dated February 4, 1988 which was incorporated into said new report, for Big
Sandy Creek within the corporate limits of the Town of Ramah as of February 4, 1988, which
meets the criteria for the regression equation for Arkansas River Basin Subregion Ark-I, Q,oo=
1,564.98 * Ao.5J9 as set forth in the Guidelines for Determining lOO-Year Flood Flows for
Approximate Floodplains, contingent upon the understanding that the Town of Ramah will
regulate the storm and floodwater runoff channels (approximate floodplains) on a case-by-case
basis subject to a detailed hydrologic and hydraulic analysis performed by a professional engineer,
in accordance with the determinations of the Colorado Water Conservation Board regarding the
applicability of the Guidelines for Determining lOO-Year Flood Flows for Approximate
Floodplains; and

BE IT FURTHER RESOLVED that the Board does hereby designate and approve as
storm or floodwater runoff channels or basins those areas described by approximate floodplain
information in said new report, dated February 8, 1996, including the floodplain map dated
February 4, 1988 which was incorporated into said new report, for Unnamed Tributary to Big
Sandy Creek which extends upstream from its confluence with Big Sandy Creek within the
corporate limits of the Town ofRamah as of February 4,1988, which does not meet the criteria
for the regression equation for Arkansas River Basin Subregion Ark-I, as set forth in the
Guidelines for Determining lOO-Year Flood Flows for Approxi1nate Floodplains, but which
does meet the criteria for the regression equations for Arkansas River Basin Subregion Ark-l
contained in the U.S. Geological Survey publication, Techniques For Estimating Regional Flood
Characteristics of Small Rural Watersheds in the Plains Region of Eastern Colorado, as
endorsed by the Guidelines for Determining lOO-Year Flood Flows for Approximate
Floodplains, contingent upon the understanding that the Town ofRamah will regulate the storm
and floodwater runoff channels (approximate floodplains) on a case-by-case basis subject to a
detailed hydrologic and hydraulic analysis performed by a professional engineer, in accordance
with the determinations of the Colorado Water Conservation Board regarding the applicability of
the U.S. Geological Survey publication, Techniques For Estimating Regional Flood
Characteristics of Small Rural Watersheds in the Plains Region of Eastern Colorado; and

BE IT FURTHER RESOLVED that the Secretary of the Board is directed to send a
certified copy of this resolution to the Town of Ramah; the Board of County Commissioners of
El Paso County; the Colorado Office of Emergency Management; the U.S. Army Corps of

3