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<br />Page 1 of4 I Issue Date: ~O 1 aOO4 I Effective Date: N!W 01.1Dnt I Case No,: 04-08,,0494P I lOMR-APP <br /> {)~r~4 <br /> .:f~1J.i::"~ Federal Emergency Management Agency <br /> w.~ <br /> % ~ Washington, D,C_ 20472 <br /> ~1--1lVO s~d>.rv <br /> LETTER OF MAP REVISION <br /> DETERMINATION DOCUMENT <br /> COMMUNITY AND REVISION INFORMATION PROJECT DESCRIPTION BASIS OF REQUEST <br /> City of Boulder NO PROJECT NEW TOPOGRAPHIC DATA <br /> Boulder County HYDRAULIC ANALYSIS <br />COMMUNITY Colorado <br /> COMMUNITY NO,: 080024 <br />IDENTIFIER Twomile Canyon Creek APPROXIMATE LATITUDE & LONGITUDE: 40' 02.555' N, 105'17.671' W <br /> SOURCE: USGS QUADRANGLE DATUM: NGVD 29 <br />FLOODING SOURCE(S) & Twomile Canyon Creek - from approximately 530 feet upstream to approximately 730 feet upstream of Lake Briar Drive <br />REVISED REACH(ES) <br /> SUMMARY OF REVISIONS <br />Effective Flooding: Zone A No Floodway No BFEs' <br />Revised Flooding: Zone AE Floodway BFEs <br />Increases: YES YES YES <br />Decreases: NONE NONE NONE <br />* BFEs - Base Flood Elevations <br /> ANNOTATED MAPPING ENCLOSURES ANNOTATED STUDY ENCLOSURES <br />TYPE: FIRM' NO,: 08013C0395 F Date: June 2, 1995 DATE OF EFFECTIVE FLOOD INSURANCE STUDY REPORT: May 6, 1996 <br /> FlOODWAY DATA TABLE <br /> PROFilE: 363P <br />* FIRM - Flood Insurance Rate Map; ** FBFM - Flood Boundary and Floodway Map; .*" FHBM - Flood Hazard Boundary Map <br /> DETERMINATION <br />This document provides the determination from the Department of Homeland Security's Federal Emergency Management Agency (FEMA) <br />regarding a request for a Letter of Map Revision (LOMR) for the area described above. Using the infonnation submitted, we have <br />detennined that a revision to the flood hazards depicted in the Flood Insurance Study (FIS) report andlor National Flood Insurance <br />Program (NFIP) map is warranted, This document revises the effective NFIP map, as indicated in the attached documentation, Please <br />use the enclosed annolated map panels revised by this LOMR for floodplain management purposes and for all flood insurance pOlicies and <br />renewals in your community. <br />This determination is based on the flood data presently available. The enclosed documents provide additional information regarding this determination. If <br />you have any questions about this document, please contact the FEMA Map Assistance Center toll free at 1-877-336-2677 (1-877-FEMA MAP) or by letter <br />addressed to the LOMR Depot, 3601 Eisenhower Avenue. Alexandria, VA 22304. Additional information about the NFIP is available on our website at <br />httO://WNW.fema.aov/nfio. <br /> ~e~ <br /> Kevin C. Long, CFM, Project Engineer <br /> Hazard Identification Section <br /> Mitigation Division <br /> Emeroency Preparedness and Response Directorate 102426 D,A04080494 1021AC <br />