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<br />to establish, regulate, restrict, and limit suCh uses onor
<br />along any storm or flood water runoff channel or basin, as such storm
<br />or flood water runoff channel or basin has been designated dnd approv-
<br />edbythe Colorado Water Conservat;onBoard, 1norderto lessen or
<br />avoid the hazards to persons and damage to propertyresu1t1ng from
<br />the accumulation of storm or flood waters..,"
<br />as stated in Section 30-28-111 for county qovernments and Section 31-23-
<br />201 for municipal governments of the Colorado Revised Statutes.
<br />Upon the official approval of the comprehensive and summary reports by
<br />the Colorado Water Conservation Board. the areas described as being inundated
<br />by the lOO-year flood (intermediate regional flood) can be designated as
<br />flood hazard areas and their use regulated accor~ingly by the local agencies.
<br />The terms "i nterrnedi ate regional flood", "lOO-yearflood",and"onepercent
<br />flood" can be used interchangeably since they refer to the same flood.
<br />However,toavoidconfusion,thetClrm"lOa-yearflood"isusedexelusively
<br />throughout this report.
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<br />Ackno'o'/ledq~rnent
<br />A Technical Committee was established for the project to review the
<br />progress of the original comprehensive study and to provide technical input
<br />for the sponsoring agencies. The Technical Comrnittee included the following
<br />indhidu~ls:
<br />Mr. LarryF. Lang, Colorado Watf'r Conservation Board
<br />Mr. O. Rdndolph Seaholm, ColoradO Water conservation Board
<br />Mr, Ali Izadian, Director of Public Works, City of Sterling
<br />Mr. Joseph Kiolbasa, Building Inspector, City of Sterling.
<br />Resource Consultants, Inc.. Ft. Collins, Colorado, perforrr~d the
<br />hydraulic analysis for the comprehensive report. Personnel directly
<br />involved in the project were: Dr. E. Bruce Jones, P,E., Mr. David Frick,
<br />P.E., and Mr Paul Barker. Also making significant contributions were Mr.
<br />Marvin McElwain, City 11.lndger, Mr. Thomds Reaghard. City Planner, Ik.E.l.
<br />Rennett,P.E.,andMr. Raymond McClanahan. Theassistanceandcooperation
<br />of the Technical Committee, Resource Consultants, Inc., and these individuals
<br />during the course of the comprehensive study are acknowledged and greatly
<br />ap~rcciat~d.
<br />
<br />The assistance and cooperation in supplying infonmation and data of
<br />the agencies andorganiutions listed below are also appreciated and
<br />gratefully acknowledged:
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<br />U.S. Army, Corps of Engineers
<br />U50A Soil Conservation Service
<br />Lower South Platte Water Conservancy District
<br />Colorado Water Conservation Board
<br />City of Sterling
<br />Logan County.
<br />Preparation of this su~ry report was under the direction of Mr. Larry F.
<br />Lang, (oloradoWaterConservationBoard,andMr. JoeKiolbasa,Dir ectorof
<br />Public Works.
<br />
<br />Report Acq~isition
<br />Copies of the comprehensive report and this summary are available for
<br />public distribution, for a nominal fee, at the office listed below. A Technical
<br />Addendum to the comprehensive report is also available for review at the same
<br />offices; however, it has not been p~blished in sufficient quantities for public
<br />distribution.
<br />Director of Public Works
<br />City of Sterling
<br />Centennial Square
<br />Sterling, Colorado 80751
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<br />Colorado Water Conservatio'l goard
<br />802 Centennial Building
<br />1313 Sherman Street
<br />Denver, Colorado 80203
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<br />Related Studies
<br />Several studie~ have been conducted for Logan Co~nty and the City of
<br />Sterling. "Flood Plain Infonnation: South Platte River and Pawnee Creek,
<br />Sterling, Colorado" prepared by the U.S. Amw Corps of Engineers (197B)
<br />Omaha Oistrict made preliminary determinations of the extent of flooding in
<br />Sterling from Pawnee Creek overflows in addition to the detailed analysis of
<br />flooding ca~sed by the South Platte Ri~er. E,L. Bennett, P.E., a local
<br />consulting engineer made studies of Pawnee Creek floods. His work. tho~gh
<br />unp~blished is on file with the Director of Public Works. Additional
<br />unpu~lished studie> by the U.S. Army Corps of [ngineers.a~hJ District Jlso
<br />provided ibformation for the comphrehensive report. Finally, Hoskins and
<br />Associates (1957) developed a master drainage plan for the City. TheHoskins
<br />~por. is also on file with the Director of Public Works.
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