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J I'.
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<br /> • JOINS PANEL 0050
<br /> KEY TO MAP
<br /> 500-Year Flood Boundary -
<br /> _-.
<br /> 100-Year Flood Boundary
<br /> -�
<br /> } / ^ Zone Designations
<br /> y
<br /> 10 -- 11 12 _ $ �--. 10
<br /> \ �.
<br /> 100-Year Flood Boundary
<br /> ZONE 13
<br /> BOHN —-.• 500-Year Flood Boundary
<br /> r LAKE I—
<br /> LIMIT OF
<br /> • - STUDY �
<br /> NELSON ROAD Base Flood Elevation Line 513
<br /> �- - With Elevation In Feet**
<br /> Base Flood Elevation in Feet (EL 987)
<br /> , f
<br /> ��-• Where Uniform Within Zone**
<br /> Elevation Reference Mark RM7x
<br /> Zone D Boundary
<br /> itch
<br /> pit _• River Mile •M1.5
<br /> f O ELEVATION REFERENCE MARKS
<br /> s 1
<br /> • � **Referenced to the National Geodetic Vertical Datum of 1929
<br /> ZONE C
<br /> REFERENCE ELEVATION
<br /> Roosevelt Gate MARK (FT.NGVD) DESCRIPTION OF LOCATION �- -� _ EXPLANATION OF ZONE DESIGNATIONS
<br /> w RM16 5599.289 A standard disk stamped "W 320 RESET 1955," set in top of a
<br /> National /... \ ��...
<br /> Forest concrete post projecting 0.8 foot above ground, located 80 feet ZONE EXPLANATION
<br /> north of the centerline of Lefthand Canyon Drive,70 feet west of
<br /> ..• • 1 the centerline of North Foothills Highway (U.S. Highway 36) on A Areas of 100 year flood; base flood elevations and
<br /> 1 9 Y 9 Y
<br /> 0 flood hazard factors not determined.
<br /> 1 eJ 1 4 1 3 north bank of a small irrigation lateral,and level with the highway. — 4
<br /> Established by Colorado State Highway Department. 15 J AO Areas of 100-year shallow flooding where depths
<br /> 18 16 are between one (1) and three(3)feet;average depths
<br /> C ALLEN / H 1 7 RM17 5585.077 A standard disk stamped "X 320 1952," set in top of a concrete �� - of inundation are shown, but no flood hazard factors
<br /> y0K LAKE O7 m
<br /> w
<br /> post projecting 0.8 foot above ground, located on North Foothills w are determined.
<br /> 36 Highway approximately 0.56 mile south of Lefthand Creek, 51 AH Areas of 100-year shallow flooding where depths
<br /> ZONE A feet west of centerline of highway, 29 feet south of southeast / are between one (1) and three (3) feet; base flood
<br /> ZONE C corner of service station, and 3 feet northwest of a witness post, elevations are shown, but no flood hazard factors
<br /> _ are determined.
<br /> —_ Established by U.S.Coast and Geodetic Survey. N \
<br /> O Tol! RM18 5306.26 An iron rod in a concrete post, located 30 feet south of the center- ,n STEELS Al-A30 Areas of 100 year flood; base flood elevations and
<br /> Z p LAKES flood hazard factors determined.
<br /> v GEER—� line of Niwot Road, 6 feet west of the centerline of North 49th
<br /> CANYON j Street,and 1.0 foot north of a fence.Established by U.S.Geological A99 Areas of 100 year flood to be protected by flood
<br /> DRIVE LEFTHAND / _ r / protection system under construction; base flood
<br /> tC
<br /> a CANYON / �� . Survey, F- �^ elevations and flood hazard factors not determined.
<br /> o LIMIT OF DRIVE RM19 5240.245 An iron post stamped"5242," located 32 feet south of the center-
<br /> _ O �•. ___._. ---•-— B Areas between limits of the 100-year flood and 500-
<br /> c ZONE B line of Niwot Road, 41 feet west of the centerline of North 55th z PROSPECT ROAD Y 1 Y�`,.. DETAILED II year flood;or certain areas subject to 100- ear flood-
<br /> wM STUDY RM16 Street, and 10 feet northwest of a fence corner. Established by — - — ing with average depths less than one (1)foot or where
<br /> 'j ZONE B O X II U.S.Geological Survey, -� the contributing drainage area is less than one square -Ii mile;or areas protected by levees fropl-the base flood.
<br /> (Medium shading) - -
<br /> 0 Z 1 5635 56 5 ZONE C ��
<br /> 5655 5598 5585 a —/ C Areas of minimal flooding.(No shading) r
<br /> 5579 ZONE B D Areas of undetermined, but possible, flood hazards.
<br /> • - 1 -
<br /> ZONE B m•5591 �� /' V Areas of 100-year coastal flood with velocity (wave
<br /> action);base flood elevations and flood hazard factors
<br /> not• �� �� �, 5660 5640r� PLATEAU V1-V30 Areas etofn1100y ear coastal flood with velocity (wave
<br /> 1p S 5650 56455630 ROAD I action);base flood elevations and flood hazard factors
<br /> determined.
<br /> \ 1
<br /> ZONE B �s ZONE B 5620 5605 ZONE B
<br /> • � 5625 5615
<br /> 5675 �� ' •
<br /> Diversion Structure
<br /> ZONE `� �� NOTES TO USER
<br /> ZONE B �
<br /> 5724 B10
<br /> CertainatLttetfrttheSpeciatfloodHazardAreas(zonesAartdYjmaybe
<br /> __ _ � � ..` `: ._> .... - - --� -..:"•"` ".`_- „r _ r tected b flood control structures. ,
<br /> t 5680 __ 4 — _ . _ p Y.
<br /> 1 g _. -
<br /> - _—... � � / Y4.".�:: §' _,i.a � '•1(° i-t S'a ,=f'st£ i? �_`i�„+fr'."�
<br /> b
<br /> 5720 5690 5685
<br /> � �;� ; .�. � ZONE B I _ -- -- —
<br /> 10 cr ! 5563 tr1 ti -- -- This map is for use in administering the National
<br /> FloodlnsuranceProgram
<br /> �_ es not nece sarily identify all areas subject to flooding particularly
<br /> from local�cc G'� • ZONE A o it do s
<br /> Q ��S S Zhu L0�` Special Flood lHaza d Aease sources ofsmallsize,orallplanimetricfeaturesoutside
<br /> r,
<br /> 6'�� ZONE Ag ZONE C� � f �� Coastal base flood elevations apply only landward of the shoreline
<br /> �� B s � e� T _ shown on this map.
<br /> E B oo ` s Q f6k
<br /> / l 5�50 5715 i �0 / ZONE A9 s. L r� `— For adjoining map panels,see separately printed Index To Map Panels..: s
<br /> ZONE C • 3 �`° �c r I �-
<br /> 0
<br /> s� 5710� ZONE
<br /> ZONE C `rs I ,
<br /> 1 ✓ � 20 21 22 23 INITIAL IDENTIFICATION:
<br /> 760 `ad II FEBRUARY 1, 1979
<br /> 22 23 ZONE B s _ ZOB E I ` ZOBE 24 �� -�
<br /> 5>j5 �( �abte �° /� I FLOOD HAZARD BOUNDARY MAP REVISIONS:
<br /> ZONE A9 5780 RM17
<br /> o � ZONE ZONE C
<br /> Lefthand B
<br /> X
<br /> 5785 k s \
<br /> - Creek \ � �� � --�_ o
<br /> 5790 Diversion BOULDER COUNTY
<br /> FLOOD INSURANCE RATE MAP EFFECTIVE: w
<br /> I \ Structure
<br /> �yaj
<br /> 5795 r /1 Y l FEBRUARY 1, 1979
<br /> l v5 / —
<br /> EC5800
<br /> N ---
<br /> ZO
<br /> Private
<br /> — —
<br /> i
<br /> 5805 ZONE B I \ O Drive _ —� FLOOD INSURANCE RATE MAP REVISIONS:
<br /> t P� f° Z i f Map revised July 15,1988 to update corporate limits,to decrease base
<br /> flood
<br /> s,to increase base
<br /> lood
<br /> 5810 �� 7 elevations,ttonadd base flood e zfvations, to elevations,
<br /> add special change s floodhaze d
<br /> 1
<br /> II � ZONE B > � ��� � \ areas, to change special flood hazard areas, to change zone ,
<br /> y LEFTHACANYOND--► 5815 I = II II D / f \ %� 9
<br /> DRIVE ZONE C \ O I \ �� o designations,and to add roads and road names.
<br /> ZONE B -
<br /> 5820 5825 ZONE B ��" 0 z
<br /> w
<br /> 5418 m , �� OXFORD ROAD �� a
<br /> Q, m
<br /> s�sdQs 6d,�o II 5415410 ZONE B
<br /> w
<br /> 5855 a NEBO ROAD I ZONE B
<br /> ZONE B 3 Lefthand Farm
<br /> r860 Creek
<br /> 5865 idge ZONE C \ _ _
<br /> �510 --
<br /> �/ O
<br /> 5
<br /> 5S1
<br /> � 5340
<br /> • 'NIMBUS ROAD ZONE C
<br /> B
<br /> _--_ •.• t0� h� O
<br /> ZONE B 5880 ZONE B �� 5365 h� ?� ZONE B << ZONE
<br /> JODER h O
<br /> 5885 �` RESERVOIR /' —� '` I Z
<br /> 6020 5995 � �� 5890 ZON E B .�
<br /> 6030 O�o O ��� o O� O �� �_��� ZONE C j`� �� l � y ZONE B ZONE A10 5158 To determine if flood insurance is available in this community,
<br /> CZi1 o O �O o SPURGEN v Diversion
<br /> 6035 O �� f�� RESERVOIR �( a s 28 Structure contact your insurance agent,or call the National Flood Insurance
<br /> !sj Program, ( 0 ) 38-6620
<br /> �� 'r i1
<br /> ^ � 2 • � ro ram,at 8 0 6 y
<br /> ZONE 6025 26 I� - �25 _ 30 \ 2
<br /> B so4o �l _� N \ 5vo ZONE ZONE B
<br /> .J A10 Q gA
<br /> 6045 _J 6 lv
<br /> • 0550 ZONE ii X �. •� ZONE C ZONE A9 , ZONE
<br /> O �' 5301 '� s 5176 .`
<br /> 6060 �I o �-- B ZONE B � ZONE B
<br /> 6065 a ZONE APPROXIMATE SCALE IN FEET
<br /> sow \. 5300 P /i 5182 5168 1000 0 1000
<br /> 85 6080 �'" N EV A ROAD - ZONE 5207 5201 5190 B 5187
<br /> ' - ZONE C
<br /> .,
<br /> B
<br /> B-
<br /> • a
<br /> g
<br /> ,
<br /> . ZONE A9 .o . ZONE.
<br /> I ti �r�w 5174
<br /> ON
<br /> 5249—
<br /> 5180 B
<br /> FENTRESS Diversion ZONE r NATIONAL FLOOD INSURANCE PROGRAM
<br /> LAKE B 5240 s Lefthand
<br /> 5237 5192 Creek
<br /> -.
<br /> Z NIWOT ROAD
<br /> o l R M 1 B X Farm
<br /> Z R M 19 ZOBN E 5210 5204 Bridge
<br /> Q (( _�_.. Private ZONE FIRMDrive
<br /> ZONE C
<br /> FLOOD INSURANCE RATE MAP
<br /> �� II \ l� 36 �\ \ Hinman
<br /> Ditch
<br /> BOULDER COUNTY,
<br /> Lefthand Valley I) �� COLORADO
<br /> v. �/ _! Reservoir \��—
<br /> c
<br /> (UNINCORPORATED AREAS)
<br /> 1 32 II 3 6 - I134 MONARCH ROAD
<br /> 35
<br /> 34 35 1 �!,�� 36 31 -mil --- -- - \�_ =-1-------
<br /> Roosevelt �� �/ PANEL 110 0 F 225
<br /> National �'
<br /> Forest
<br /> �• \_ II (SEE MAP INDEX FOR PANELS NOT PRINTED)
<br /> BOULDER COUNTY r. )
<br /> 1T� �
<br /> ZONE C
<br /> CORPORATE LIMITScr EN _ t
<br /> � / LOOKENEN \-- �
<br /> \ / �..
<br /> BROTHERS � •.—•�
<br /> �• RESERVOIR COMMUNITY-PANEL NUMBER
<br /> T. 2 N.
<br /> /
<br /> T. 1 N. l _ T. 2 N. 080023 0110 B
<br /> �
<br /> \ �� _/ram N MAP REVISED:
<br /> �L J IyGY Mq
<br /> - 6 1ULY 15 1988
<br /> 3 2 1 W 2
<br /> �' — — 5 4 CITY OF BOULDER � � � � —�
<br /> III
<br /> Qz
<br /> / --_— — —
<br /> IN 11,01'AN.-
<br /> • � Federal Emergency Management Agency
<br /> ZONE ANn
<br /> ON
<br /> g Y 8
<br /> JOINS PANEL 0120
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