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HomeMy WebLinkAbout30031C0839D NOTES TO USERS LEGEND This map is for use in administering the National Flood Insurance Program.It MM SPECIAL FLOOD HAZARD AREAS SFHM) SUBJECT TO does not necessarily identify all areas subject to flooding, particularly from local INUNDATION BY THE 1%ANNUAL C ANCE FLOOD drainage sources of small size.The community map repository should be III—E s04aoam E 770`5e'07.5' JOINS PANEL 0837 11o56'1 5.0^ The 1%annual chance floodeing year Flood),also known as the base Flood,is the Flood consulted for possible updated or additional flood hazard information. 4599'22.5" 45'd9'22.5' that has a 1%chance of being equaled or flooding by t in any giwnannual year.The Special 0 Flood Special F Area s the area subject Zon to Flooring by the 1%annual thence flood.Areas TO obtain more detailed information In areas Where Base Flood EIBV8110ns � of Specal Flood Hazard include Zones A,AE,AH,Al),AR,A99,V and E.The Base (BFES)and/or floodways have been determined,users are encouraged to consult 4A 14 POP° 13 Flood Elevators is the water surface elevators of the 1%annual chance Flood the Flood Profiles and Floodway Data and/or Summary of Stillwater Elevations > ZONE A No Base Flood Elevations determined. tables contained within the Flood Insurance Study(FIS)report that accompanies this FIRM. Users should be aware that BFES shown on the FIRM represent NOTE:MAP AREA SHOWN ON THIS PANEL IS LOCATED G ZONE AE Base Flood Elevations determined. rounded whole-foot elevations. These BFES are intended for flood insurance WITHIN TOWNSHIP 2 SOUTH,RANGE 6 EAST. 5 eF� ZONE AN Flood depths of 1 to 3 feet(usually areas of ponding); Base Flood rating purposes only and should not be used as the sale source of flood `c rs° Elevatons determined. elevation information. Accordingly, flood elevation data presented in the FIS ZONE AD Flood depths of 1 to 3 feet (usually sheet Flow on sloping terrain), report should be utilized in conjunction with the FIRM for purposes of veage depths detemhined. For areas of alluvial fan flooring,velocities construction and/or floodplain management. ZONE A also determined. a DO I22X ZONE AR Special Flood Hazard Area formerly protected from the 1%annual Coastal Base Flood Elevations shown onthis map apply only landward ° 7� dhance Flood by a Flood control system that was subsequently of 0.0' North American Vertical Datum of 1988(NAVD 88). Users of this /�, decertified. Zone AR indicates that the former Flood control system is FIRM should be aware that coastal flood elevations are also provided in the being restored to provide protection from the 1% annual chance or Summary of Stillwater Elevations table in the Flood Insurance Study report 4s greater Flood. for this jurisdiction. Elevations shown in the Summary of Stillwater Elevations BOZEMAN ROM so ZONE A99 Area to be protected from 1% annual dhance Flood by a Federal D P table should be used for construction and/or floodplain management purposes col Flaxf protection system under conRrad'on; no ease Flood Elevations when they are higher than the elevations shown on this FIRM. `FTryti vo :K determined. o ZONE V Coastal Flood nine with velocity hazard(wave action); no Base Flood Boundaries of the floodways were computed at cross sections and interpolated 9090 Elevators determined. between cross sections. The floodways were based on hydraulic considerations ,p0 ZONE VE Coastal flood zone with velocity heard (wave action); Base Flood with regard to requirements of the National Flood Insurance Program. Floodway .. sd Elevations determined. widths and other pertinent floodway data are provided in the Flood Insurance - Study report for this jurisdiction. `i ZONE A FLOODWAY AREAS IN ZONE AE Certain areas not in Special Flood Hazard Areas may oo be protected by flood The floodway is the channel of a stream plus any adjacent fldplain areas that must be control structures. Refer to Section 2.4 "Flood Protection Measures" of kept free of encroachment so that the 1%annual chance Flood can be carried without the Flood Insurance Study report for information on flood control structures substantial increases in Flood heights. for this jurisdiction. OTHER FLOOD AREAS The projection used in the preparation of this map was Universal Transverse Mercator (UTM) zone 12. The horizontal datum was NAD83, GRS1980 ZONE Areas of 0.2% annual chance Flood; areas of 1%annual chance Flood spheroid. Differences in datum, spheroid, projection or UTM zones used in with average depths of less than 1 foot or with drainage areas less man the production of FIRM.for adjacent jurisdictions may result in slight positional 22 1 square mile; and areas protected by levees from 1%annual chance differences in map features across jurisdiction boundaries. These differences 23 2 Flood. do not affect the accuracy of this FIRM. so55000m N O OTHER AREAS Flood elevations on this map are referenced to the North American Vertical ZONE X Areas determined to be outside the 0.2%annual chance floodplain. Datum of 1988. These flood elevations must be compared to structure and ZONED Areas in which Flootl hoards are unae[erminetl,but possible. ground elevations referenced to the same vertical datum. For information oy regarding conversion between the National Geodetic Vertical Datum of 1929 and the North American Vertical Datum of 1988, visit the National Geodetic ® COASTAL BARRIER RESOURCES SYSTEM(CBRS)AREAS Survey website at httpi/www.ngs.noaa.gov/ or contact the National Geodetic Survey at the following address: OTHERWISE PROTECTED AREAS(OPAS) NGS Information Services 4A cBRS areas and OPAs are normally located within or adjacent to Special Flood Hazard Areas. NOAA,N/NGS12 National Geodetic Survey Floodplain boundary SSMC-3,#9202 5 �v Flaadway boundary 1315 East-West Highway Silver Spring,MD 20910-3282 NICKOLS PEAK TRAIL Zone D boundary •...............• CBRS and OPA boundary To obtain elevation,description,and/or location information for bench marks shown onn this this map, please contact the Information Services Branch of the 0�Boundary dividing Special Flood Haab Areas of different National Geodetic Survey at (301) 713-3242, or visit its website at Base Flood Elevations,flood depths or flood velocities. httpJ/—.ngs.noaa.gov/. 513— Base Flood Elevation line and value;elevation in feet* Base map information shown on this FIRM was provided in digital format by the (EL 987) Base Rood Elevation value where uniform within zone; Gallatin County GIS Department. elevation in feet* *Referenced to the North American Vertical Datum of 198E(NAVD 88) A A cross section line This map reflects more detailed and up-to-date stream channel configurations 23 -------� Tressed line than those shown on the previous FIRM for this jurisdiction. The floodplains and floodways that were transferred from the previous FIRM may have been Geographic coordinates referenced to the Nam American adjusted to conform to these new stream channel configurations. As a 9797730",32°2'30" Datum Of 1983(NAD 83) result, the Flood Profiles and Floodway Data tables in the Flood Insurance 4z75000mN 1000meter Universal Transverse Mercator Itl trio,cone 12 Study report(which contains authoritative hydraulic data)may reflect stream grid channel distances that differ from what is shown on this map. 6000000 M 5000 foot grid tides: Alabama State Plane coordinate Corporate limits shown on this map are based on the best data available cov system,east zone(FIPSZONE 0101), Transverse Mercator at the time of publication.Because changes due to annexations or de-annexations may have occurred after this map was published,map users should contact co DX5510 Bench mark(see explanation in Notes to Users section of appropriate community officials to verity current corporate limit locations. Z z X this FIRM panel) Please refer to the separately printed Map Index for an overview map of the N GALLATIN COUNTY y .M1.5 li'Iver Mile county showing the layout of map panels;community map repository addresses; O UNINCORPORATED AREAS O and a Listing of Communities table containing National Flood Insurance Program — MAP REPOSITORIES dates for each community as well as a listing Of the panels On which each Refer to Map Repositories Ilet on Map Index community is located. so54ocem N' 300027 EFFECTIVE DATE OF COUNTYWIDE Contact the FEMA Map Service Center at 1-800-358-9616 for information on FLOOD INSURANCE RATE MAP available products associated with this FIRM. Available products may include Se OF RE 2,2o11 previously ISSUed Levers Of Map Change, a Flood Insurance Study report, ,; EFFECTIVE DATES)OF REVISIONS)TO THIS PANEL and/or digital versions of this map.The FEMA Map Service Center may also be �q reached by Fax at 1-800-358-9620 and its website at httpJ/www.msc.fema.gov/. ° CANNON CREEK ROAD If you have questions about this map or questions concerning the National Flood Insurance Program in general,please call 1-877-FEMA MAP(1-877-336-2627) or visit the FEMA website at http://—.fema.gov/. : For canmum'dy map revision history prior m muntywde mapping,refer to the Community Map History table located in the Flood Insurance Study report for this jurisdiction. To determine if Flood insurance is available in this community, contact your insurance agent or call the National Flood Insurance Program at 1-800-638-6520. 4 MAP SCALE 1"=500, QQ 250 0 5W 100 ET METERS ISO SUNNY MEADOW LANE ® PANEL 09D 27 26 25 83 FIRM m FLOOD INSURANCE RATE MAP s ® GALLATIN COUNTY, m MONTANA m AND INCORPORATED AREAS so53mom N ZONE A --• PANEL 839 OF 1725 (SEE MAP INDEX FOR FIRM PANEL LAYOUT) m CONTAINS: COMMUNITY NUMBER PANEL SUFFIX GALLATIN COUNTY 30W27 asse D Ira~r. CD FIS Notice to User:The Map NumWr shown below sIhoua be used when planing map ,do,,;the Community Number shown 34 35 36 aW t.,.ld W used en—here applleations the ambea, tom a MAPNUMBER CD 30031CO839D 45-37'30.0' 45'37'30.0' EFFECTIVE DATE 110°58'o7.s' JOINS PANEL 0955 110'56'15.0" SEPTEMBER 2,2011 Federal Emergency Management Agency