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JOINS PANEL50 <br /> KEY TO MAP - • <br /> 500-Year Flood Boundary <br /> 6 100-Year Flood Boundary <br /> Zone Designations <br /> 2 1 Z 100-Year Flood Boundary <br /> ZONE B <br /> ^ Q 500-Year Flood Boundary <br /> tr fZ ELEVATION REFERENCE MARKS Base Flood Elevation Line 513 <br /> With Elevation In Feet** <br /> REFERENCE ELEVATION <br /> MARK (FT.NGVD) DESCRIPTION OF LOCATION Base Flood Elevation in Feet (EL 987) <br /> ZONE C <br /> RM1 5367.540 Mark is located 72 feet north along the west curb of 5th avenue Where Uniform Within Zone** <br /> from its intersection with Main Street extended, 0.7 foot from the Elevation Reference Mark RM7X <br /> back of the west curb, set in concrete horizontally and level with <br /> the top of the curb. Established by Howard, Needles,Tamrtlen and Zone D Boundary <br /> Bergendoff. River Mile 9M1.5 <br /> **Referenced to the National Geodetic Vertical Datum of 1929 <br /> EXPLANATION OF ZONE DESIGNATIONS <br /> 56 4- <br /> Ireek re ZONE EXPLANATION <br /> 36 �tattt A Areas of 100-year flood; base flood elevations and <br /> flood hazard factors not determined. <br /> ZONE C <br /> AO Areas of 100-year shallow flooding where depths <br /> are between one (1) and three(3)feet;average depths <br /> ZONE C of inundation are shown, but no flood hazard factors <br /> are determined. • <br /> AH Areas of 100-year shallow flooding where depths <br /> are between one (1) and three (3) feet; base flood <br /> elevations are shown, but no flood hazard factors <br /> are determined. <br /> Al-A30 Areas of 100-ye4 flood; base flood elevations and <br /> flood hazard factors determined. <br /> A99 Areas of 100-year flood to be protected by flood <br /> protection system under construction; base flood <br /> elevations and flood hazard factors not determined. <br /> B Areas between limits of the 100-year flood and 500- <br /> year flood; or certain areas subject to 100-year flood- <br /> ing with average depths less than one(1)foot or where <br /> the contributing drainage area is less than one square <br /> l mile;or shading <br /> areas <br /> protected by levees from the base flood. <br /> C Areas of minimal flooding.(No shading) • <br /> i <br /> 2 � D Areas of undetermined, but possible, flood hazards. <br /> V Areas of 100-year coastal flood with velocity (wave <br /> ZONE C Q � � action);base flood elevations and flood hazard factors <br /> O not determined. <br /> ® V7-V30 Areas of 100 year coastal flood with velocity (wave <br /> action);4 <br /> t <br /> "} <br /> �' a flood elevations and flood hazard factors <br /> determined <br /> a <br /> NOTES TO USER <br /> - Hazard zonesAarniVSm`aybe,. <br /> Certairlarea5riofin4heSDecialFloodHezar ( <br /> ---- - �. <br /> protected by flood control structures. <br /> Otl <br /> {jl Thismap is foruse in administering the National Flood Insurance Program; <br /> it does not necessarily identify all areas subject to flooding,particularly <br /> J� 11 <br /> from local drainage sources of small size,or all planimetric features outside <br /> 1 2 7 Special Flood Hazard Areas. <br /> 10 �� y <br /> Coastal base flood elevations apply only landward of the shoreline <br /> shown on this map. <br /> For adjoining map panels,see separately printed Index To Map Panels. <br /> } <br /> w <br /> Q ZONE- <br /> A <br /> VRAIN <br /> BOULDER COUNTY <br /> INITIALIDENTIFICATION: <br /> 1979 <br /> µ FLOOD HAZARD BOUNDARY MAP REVISIONS: <br /> Qr k! <br /> FLOOD INSURANCE RATE MAP EFFECTIVE: <br /> �i� s•. FEBRUARY 1, 1979 <br /> FLOOD INSURANCE RATE MAP REVISIONS: <br /> € _ g Map revised July 15,1988 to update corporate limits,to decrease base <br /> w flood elevations,to increase base flood elevations,to change base flood <br /> Jelevat¢4 Q areas�oto changebase <br /> speciaflood <br /> fle odathazard aradd <br /> easspecial <br /> zone <br /> 'F.srt <br /> designations,and to add roads and road names. <br /> M. <br /> Z <br /> O <br /> BOULDER COUN <br /> '—North ZONE C <br /> St. Vrain <br /> Creek <br /> Aqueduct _ r <br /> i <br /> a e <br /> O Q <br /> Q m To determine if flood insurance is available in this community, <br /> w �. <br /> z contact your insurance agent,or call the National Flood Insurance <br /> a s <br /> - z <br /> " � Program,at(800) 638-6620. <br /> p <br /> 0 ss 36 <br /> CORPORATE LIMITS <br /> s <br /> j ZONE B ZONE A7 APPROXIMATE SCALE IN FEET <br /> 500 0 500 ° <br /> F �to f <br /> � <br /> - <br /> ., W <br /> W <br /> W <br /> 3g0 <br /> 5 ZONE C NATIONAL FLOOD INSURANCE PROGRAM <br /> 31 <br /> 5394 <br /> ZONE C 09s <br /> �� � <br /> � � � ZONE B - • <br /> ZQN ,� LIMIT OF <br /> f� DETA STUIDY D FIRM <br /> 00. <br /> 18 <br /> I75 FLOOD INSURANCE RATE MAP '` <br /> 13 <br /> 15 14 [�C <br /> W <br /> TOWN of BOULDER COUNTY, <br /> LYONS a <br /> COLORADO <br /> (UNINCORPORATED AREA , <br /> Z[7N � HIGH STREET <br /> r. e� A <br /> RM STREET n <br /> 55 1 <br /> tk 53 North W <br /> ZONE C ZONE B St. Vrain Z PANEL 33 OF 225 <br /> Creek W <br /> BOULDER OUNTY ( BURLINGTON NORTHERN (SEE MAP INDEX FOR PANELS NOT PRINTED) <br /> 5345 EET <br /> ZONE 88 <br /> ZONE B <br /> 5339 � Z <br /> � N <br /> 17ARtt A as �fi� ' <br /> ZONE c � � �� COMMUNITY-PANEL NUMBER <br /> ` A7 <br /> Q 080023 0033 B <br /> NOTE: MAP AREA SHOWN ON THIS PANEL IS LOCATED WITHIN TOWNSHIP 3 NORTH, RANGE 70 WEST AND TOWNSHIP 3 NORTH,RANGE 71 WEST <br /> I ROSPECT 5 533� 'Z ZONE � AN9c <br /> . MAP REVISED: <br /> O G�NGv M <br /> ��� " , F�� JULY 15, 1988 <br /> Crcc _ W <br /> f- <br /> a a <br /> a � <br /> CORPORATE LIMITS "' _ „3 �� `o�`�'o �•;�, �,� ' <br /> 24- 1 ZONE AQNE 533!? ouTtt ZONE B -- <br /> 227F <br /> 23 ST VRA A ZONE C Federal Emergency Management Agency <br /> JOINS PANEL 0041 <br /> aft" • <br />