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18 1 17 ~ 20 San Juan (;. ee,{ National Forest ZONE C 1 16 Q <{ o cr (j) <{ :;E z <{ I- (j) UJ S ZONE C ZONE B KEY TO MAP SOO-Year Flood Boundary 100-Year Flood Boundary Zone Designations* With Date of Identification e.g., 12/2/74 100-Year Flood Boundary SOO-Year Flood Boundary Base Flood Elevation Line With Elevation In Feet** 513 Base Flood Elevation in Feet Where Uniform Within Zone** (EL 987) Elevation Reference Mark RM7X . M1.5 River Mile ** Referenced to the National Geodetic Vertical Datum of 1929 *EXPlANATION OF ZONE DESIGNATIONS ZONE EXPLANA TION Areas of 100-year flood; base flood elevations flood hazard factors not determined. Areas of 1 shallow flooding where depths are between one and three (3) feet; depths of inundation are but no flood factors are determined. AH Areas of 1 shallow flooding where are between one ) and three (3) feet; base elevations are shown, but no flood hazard factors are determined. A l-A30 Areas of lOa-year flood; base flood elevations and flood hazard factors determined. A99 Areas of lOa-year flood to be protected by flood protection under construction; base flood elevations flood hazard factors not determined. B Areas between limits of the 100-year flood and 500- year flood; or certain areas subject to laO-year flood- ing with average depths less than one (1) foot or where the contributing drainage area is less than one square mile; or areas protected by levees from the base flood. (Medium shading) C Areas of minimal flooding. (No shading) o Areas of undetermined, but possible, flood hazards. V Areas of laO-year coastal flood with velocity (wave action); base flood elevations and flood hazard factors not determined. Vl-V30 Areas of lOa-year coastal flood with velocity (wave action); base flood elevations and flood hazard factors determ ined. A AO NOTES TO USER Certain areas not in the special flood hazard areas (zones A and V) may be protected by flood control structures. This map is for flood insurance purposes only; it does not neces- sarily show all areas subject to flooding in the community or all planimetric features outside special flood hazard areas. For adjoining map panels, see separately printed Index To Map Panels. INITIAL IDENTIFICATION: JUNE 3,1971 FLOOD HAZARD BOUNDARY MAP REVISIONS: FLOOD INSURANCE RATE MAP EFFECTIVE: DECEMBER 15,1981 FLOOD INSURANCE RATE MAP REVISIONS: Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE date shown on this map to determine when actuarial rates apply to structures in the zones where elevations or depths have been estab- lished. To determine if flood insurance is available in this community, contact your insurance agent, or call the National Flood Insurance Program, at (800) 638-6620. .,::Iil I' , j 1 APPROXIMATE SCALE 400 0 400 FEET I f-------j f-------j ~ . NATIONAL FLOOD INSURANCE PROGRAM I FLOOD INSURANCE LA PLATA COUNTY, COLORADO (UNINCORPORATED AREAS) PANEL 268 Of 875 (SEE MAP INDEX FOR PANELS NOT PRINTED) COMMUNITY.PANEL NUMBER 080097 0268 B EFfECTIVE DECEMBER 15, 1981 federal emergency management agency federal insurance administration