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Dallas County FIRMu■ R. 3.'. 5 0 0 Lu w z a z 1 TO' TOWN OF FLOWER MOUND TARRANT COUNTY 32056'15" " 97003'45" DALTON TARRANT COUNTY UNINCORPORATED AREAS C) I D v Z m O k9pg0 11*910)� ZONE X ZONE X MOUND ZONE X ZONE X Government Property Fee and/or Flowage Easement Boundary ROAD ZONE X- CITY OF GRAPEVINE ZONE AE O11 D J Bakers TOWN OF FLOWER MOUND z � z O U O U Q Q J � Q Q � I 121 TH W EAT F G CITY OF LEWISVILLE v U. Si-OF 97003'45" 33000'00" ELEVATION REFERENCE, MARKS 0 REFERENCE ELEVATION MARK (FEET NGVD) DESCRIPTION OF LOCATION 1aII3 1990 �� Protected Areas RM197 483.50 Chiseled square on top of wing wall se Creek Coastal barrier areas are normally located within or adjacent to Special at southeast corner of bridge on Flood 'Hazard Areas. �• Sandy Lake Road over Cottonwood Floodplain Boundary 1 2 Branch. ZONE X RM200 510.71 Chiseled square on top of wheel KEY TO NUMBERED STREETS Boundary Dividing Special Flood guard at southeast corner of bridge ,- ARROWHEAD LANE ..............1 on Freeport Parkway over Grapevine Coastal Base Flood Elevations Creek. AUBURN WAY .....................4 Within Special Flood Hazard RM201 478.80 Standard U.S. Geological Survey Zones. ZONE COPPERSTONE TRAIL ..... MARKED KEY TRAIL .............5 disk stamped W'945 1946 set in east 3 PARKWAY BOULEVARD L end of north abutment of State PARKWOOD BOULEVARD .... 6 for Elevation Datum. Route 121 bridge over Denton Creek. ,� 5 TURKEY KNOB TRAIL ........... RM222 531.75 Chiseled square on southeast corner Pe See Map Index for Elevation Datum. of bridge on Radio Road over RM7 X Elevation Reference Mark 4 • M2 River Mile Grapevine Creek. Horizontal Coordinates Based on North BOULEVARD 97007'30 ", 32 022'30" American Datum of 1927 (NAD 27) LEGEND GRPNPM NOTES To obtain more detailed information In areas where Base Flood This map is for use in administering the National Flood Insurance Program; MINYARD DRIVE m Elevations (BFEs)and /or floodways have been determined, users are local drainage sources of small size, or all,planimetric features outside Special Flood Hazard Areas. The community map repository should be ZONE X consulted for more detailed data on BFE's, and for any information on encouraged to consult the Flood Profiles and Floodway Data tables floodway delineations, prior to use of this map for property purchase or constriction purposes. contained within the Flood Insurance Study (FIS) report that Areas of Special Flood Hazard (100 -year flood) include Zones A, AE, A1- Cottonwood Branch z� accompanies this FIRM. Users should be aware that BFEs shown on Certair areas not in Special Flood Hazard Areas may be protected by flood control structures. the FIRM represent rounded whole -foot elevations and therefore at Denton ��o� interpolated between cross sections. The floodways were based on may not exactly reflect the flood elevation data presented in the FIS. hydraulic considerations, with regard to requirements of the Federal J Emergency Management Agency. BFEs shown on the FIRM are intended for flood insurance rating ZONE to Floodway Data Table where floodway width is shown at 120 inch. purposes only and should not be used as the sole source of flood Coastal base flood elevations apply only landward of 0.0 NGVD, and include the effects of wave action; these elevations may also differ significantly elevation information. Accordingly, flood elevation data presented from those developed by the National Weather Service for hurricane O evacuation planning. in the FIS should be utilized in conjunction with the FIRM for Corporate limits shown are current as of the date of this map. The user w shoulc contact appropriate community officials to determine if corporate _... purposes of construction and /or floodplain management. t h This map may incorporate approximate boundaries of Coastal Barrier ERM elevations listed on this map were obtained and/or developed Resource System Units and /or Otherwise Protected Areas established WINDING to establish vertical control for determination of flood elevations and For community map revision history prior to countywide mapping, see — — Secticn 6.0 of the Flood Insurance Study Report. floodplain boundaries portrayed on this map. Users should be aware HOLLOW LANE Map Index. that these ERM elevations may have ch',)nged since the publication MAP REPOSITORY • CO Refer to Repository Listing on Map Index of this map. To obtain up -to -date elevators information on National EFFECTIVE DATE OF COUNTYWIDE FLOOD INSURANCE RATE MAP: Geodetic Survey (NGS) ERMs shown cn this map, please contact °y EFFECTIVE DATE(S) OF REVISIONS) TO THIS PANEL: the Information Services Branch of the NGS at (301) 713 -3242, Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE DATE shown on this map to determine when actuarial rates apply to structures in or visit their website at www.ngs.ncaa.gov. Map users should X o ° To determine if flood insurance is available, contact an insurance agent or seek verification of non -NGS ERM monument elevations when 9Q \at(800)638-6620. ro /.f -\ using these elevations for construction or floodplain management purposes. Coastal BFE's shown on this map may apply only landward of 0.0' Z NGVD. Users of this FIRM should be aware that coastal flood 0 477 0 elevations are also in the Sufpmary of Stillwater Elevations :`""£a�1e _provided °'rri" tit` e"" hTc52Y 'c7�"'f13`SU'?�fic-�"Stvoft for this community. Elevations shown in the Summary of Stillwater Elevations table R M197 should be used for construction, and /or floodplain management uJ SANDY purposes when they are higher than the elevations shown on this ROAD Lu ZONE X a o FIRM. v 8S 0 0 Lu w z a z 1 TO' TOWN OF FLOWER MOUND TARRANT COUNTY 32056'15" " 97003'45" DALTON TARRANT COUNTY UNINCORPORATED AREAS C) I D v Z m O k9pg0 11*910)� ZONE X ZONE X MOUND ZONE X ZONE X Government Property Fee and/or Flowage Easement Boundary ROAD ZONE X- CITY OF GRAPEVINE ZONE AE O11 D J Bakers TOWN OF FLOWER MOUND z � z O U O U Q Q J � Q Q � I 121 TH W EAT F G CITY OF LEWISVILLE v U. Si-OF 0 )NE X ROAD Lu w O U ® 0 6, Denton Identified Identified 'Otherwise 1aII3 1990 �� Protected Areas se Creek Coastal barrier areas are normally located within or adjacent to Special Flood 'Hazard Areas. �• Floodplain Boundary 1 2 Floodway Boundary ZONE X Zone D Boundary KEY TO NUMBERED STREETS Boundary Dividing Special Flood ,- ARROWHEAD LANE ..............1 Dividing Areas of Different Coastal Base Flood Elevations AUBURN WAY .....................4 Within Special Flood Hazard ,, Zones. ZONE COPPERSTONE TRAIL ..... MARKED KEY TRAIL .............5 ......2 3 PARKWAY BOULEVARD L PARKWOOD BOULEVARD .... 6 for Elevation Datum. O� ,� 5 TURKEY KNOB TRAIL ........... 3 Base Flood Elevation in Feet 987 . � where Uniform With Zone. Pe See Map Index for Elevation Datum. X RM7 X Elevation Reference Mark 4 • M2 River Mile Horizontal Coordinates Based on North BOULEVARD 97007'30 ", 32 022'30" American Datum of 1927 (NAD 27) GRPNPM NOTES This map is for use in administering the National Flood Insurance Program; MINYARD DRIVE m local drainage sources of small size, or all,planimetric features outside Special Flood Hazard Areas. The community map repository should be ZONE X consulted for more detailed data on BFE's, and for any information on AE floodway delineations, prior to use of this map for property purchase or constriction purposes. Areas of Special Flood Hazard (100 -year flood) include Zones A, AE, A1- Cottonwood Branch z� Certair areas not in Special Flood Hazard Areas may be protected by flood control structures. at Denton ��o� interpolated between cross sections. The floodways were based on hydraulic considerations, with regard to requirements of the Federal J Emergency Management Agency. ZONE to Floodway Data Table where floodway width is shown at 120 inch. J d Coastal base flood elevations apply only landward of 0.0 NGVD, and include the effects of wave action; these elevations may also differ significantly from those developed by the National Weather Service for hurricane O evacuation planning. ° Corporate limits shown are current as of the date of this map. The user w shoulc contact appropriate community officials to determine if corporate _... Q a t h This map may incorporate approximate boundaries of Coastal Barrier Resource System Units and /or Otherwise Protected Areas established WINDING For community map revision history prior to countywide mapping, see Secticn 6.0 of the Flood Insurance Study Report. HOLLOW LANE Map Index. ROAD MAP REPOSITORY • CO Refer to Repository Listing on Map Index EFFECTIVE DATE OF COUNTYWIDE FLOOD INSURANCE RATE MAP: ZONE X ' °y EFFECTIVE DATE(S) OF REVISIONS) TO THIS PANEL: —� Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE DATE shown on this map to determine when actuarial rates apply to structures in ZONE X o ° To determine if flood insurance is available, contact an insurance agent or Lu 0 9Q \at(800)638-6620. ro /.f -\ Z 0 477 0 ° R M197 uJ SANDY LAKE ROAD Lu ZONE X a o m v 8S • 4 GREENWICH "f. OpKBENT pRIVE ROAD � k HALIFAX ROAD Q0 w 491' 00 EDINBURGH * i ROAD ZONE X GOLDEN TRINGLE °Q L ° I I I 0 )NE X ROAD Lu w O U ® ui P.0 11,67; uaae uvvu - determined. ZONE AO Flood depths of 1 to 3 feet (usually sheet flow on sloping terrain); average depths determined. For areas of alluvial fan flooding, velocities also determined. ZONE A99 To be protected from 100 -year flood by Federal flood protection system under construction ; no base flood elevations determined. ZONE V Coastal flood with velocity hazard (wave action); no base flood elevations determined. ZONE VE Coastal flood with velocity hazard (wave action); base flood elevations determined. FLOODWAY AREAS IN ZONE AE OTHER FLOOD AREAS ZONE X Areas of 500 -year flood; areas of 100 -year flood with average depths of less than 1 foot or with drainage areas less than 1 square mile; and areas protected by levees from 100 -year flood. r---) OTHER AREAS ZONE X Areas determined to be outside 500 -year floodplain. ZONE D Areas in which flood hazards are undetermined. UNDEVELOPED COASTAL BARRIERS - Identified Identified 'Otherwise 1aII3 1990 �� Protected Areas Coastal barrier areas are normally located within or adjacent to Special Flood 'Hazard Areas. �• Floodplain Boundary Floodway Boundary Zone D Boundary Boundary Dividing Special Flood Hazard Zones, and Boundary Dividing Areas of Different Coastal Base Flood Elevations Within Special Flood Hazard ,, Zones. Base Flood Elevation Line; 3 _513 Elevation in Feet. See Map Index for Elevation Datum. CDC ® Cross Section Line QOUTHWESTERN Base Flood Elevation in Feet 987 . � where Uniform With Zone. See Map Index for Elevation Datum. X RM7 X Elevation Reference Mark 4 • M2 River Mile Horizontal Coordinates Based on North BOULEVARD 97007'30 ", 32 022'30" American Datum of 1927 (NAD 27) Projection. NOTES This map is for use in administering the National Flood Insurance Program; it doe;: not necessarily identify all areas subject to flooding, particularly from local drainage sources of small size, or all,planimetric features outside Special Flood Hazard Areas. The community map repository should be consulted for more detailed data on BFE's, and for any information on AE floodway delineations, prior to use of this map for property purchase or constriction purposes. Areas of Special Flood Hazard (100 -year flood) include Zones A, AE, A1- A30, AH, A0, A99, V, VE and V1430. Certair areas not in Special Flood Hazard Areas may be protected by flood control structures. Boundaries of the floodways were computed at cross sections and interpolated between cross sections. The floodways were based on hydraulic considerations, with regard to requirements of the Federal ..- Emergency Management Agency. Floodway widths in some areas may be too narrow to show to scale. Refer to Floodway Data Table where floodway width is shown at 120 inch. Coastal base flood elevations apply only landward of 0.0 NGVD, and include the effects of wave action; these elevations may also differ significantly from those developed by the National Weather Service for hurricane u� evacuation planning. ° Corporate limits shown are current as of the date of this map. The user w shoulc contact appropriate community officials to determine if corporate _... Q a limits have changed subsequent to the issuance of this map. N z This map may incorporate approximate boundaries of Coastal Barrier Resource System Units and /or Otherwise Protected Areas established under the Coastal Barrier Improvement Act of 1990 (PL 101 -591). For community map revision history prior to countywide mapping, see Secticn 6.0 of the Flood Insurance Study Report. For adjoining map panels and base map source see separately printed Map Index. • MAP REPOSITORY • CO Refer to Repository Listing on Map Index EFFECTIVE DATE OF COUNTYWIDE FLOOD INSURANCE RATE MAP: ZONE X ' AUGUST 23, 2001 EFFECTIVE DATE(S) OF REVISIONS) TO THIS PANEL: —� Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE DATE shown on this map to determine when actuarial rates apply to structures in - zones; where elevations or depths have been established. To determine if flood insurance is available, contact an insurance agent or call the National Flood Insurance Program \at(800)638-6620. ro /.f -\ BETHEL v ROAD E A °a 0 Footbrioc Grapevine \ Creek V ZONE AE �• ,, QOUTHWESTERN SOUTHWESTERN BOULEVARD .� LIMIT OF ... AY ZONE AE ..- . • • CO ZONE X ' —� - a . . ... '•'• :1 :1 • * i 0 97 °03'45" 32056'15" 1 2 3 Ell 5 v c �c C u `a n L C 32 °52'30" 97 °03'45" 7 C A F Grapevine ��cN•^, ° Creek 97 000'00" JUINZJ F'ANtL UZbt) 97 °00'00" LEGEND SPECIAL FLOOD HAZARD AREAS INUNDATED BY 100 —YEAR FLOOD ZONE A No base flood elevations determined. ZONE AE Base flood elevations determined. ZONE AH Flood depths of 1 to 3 feet (usually areas of ponding); base flood elevations determined. ZONE AO Flood depths of 1 to 3 feet (usually sheet flow on sloping terrain); average depths determined. For areas of alluvial fan flooding, velocities also determined. ZONE A99 To be protected from 100 -year flood by Federal flood protection system under construction ; no base flood elevations determined. ZONE V Coastal flood with velocity hazard (wave action); no base flood elevations determined. ZONE VE Coastal flood with velocity hazard (wave action); base flood elevations determined. FLOODWAY AREAS IN ZONE AE OTHER FLOOD AREAS ZONE X Areas of 500 -year flood; areas of 100 -year flood with average depths of less than 1 foot or with drainage areas less than 1 square mile; and areas protected by levees from 100 -year flood. OTHER AREAS ZONE X Areas determined to be outside 500 -year floodplain. ZONE D Areas in which flood hazards are undetermined. UNDEVELOPED COASTAL BARRIERS Identified Identified Otherwise 1983 1990 Protected Areas Coastal barrier areas are normally located within or adjacent to Special Flood Hazard Areas. Floodplain Boundary Floodway Boundary Zone D Boundary Boundary Dividing Special Flood Hazard Zones, and Boundary Dividing Areas of Different Coastal Base Flood Elevations Within Special Flood Hazard Zones. Base Flood Elevation Line; 593 Elevation in Feet. See Map Index for Elevation Datum. _Cross .-Section -Une _ Base Flood Elevation in Feet (EL 987) Where Uniform Within Zone. See Map Index for Elevation Datum. RM7X Elevation Reference Mark • M2 River Mile Horizontal Coordinates Based on North 97 007'30 ", 32 022'30" American Datum of 1927 (NAD 27) Projection. NOTES This map is for use in administering the National Flood Insurance Program; it does not necessarily identify all areas subject to flooding, particularly from local drainage sources of small size, or all planimetric features outside Special Flood Hazard Areas. The community map repository should be consulted for more detailed data on BFE's, and for any information on floodway delineations, prior to use of this map for property purchase or construction purposes. Areas of Special Flood Hazard (100 -year flood) include Zones A, AE, A1- A30, AH, A0, A99, V, VE and V1 -V30. Certain areas not in Special Flood Hazard Areas may be protected by flood control structures. Boundaries of the floodways were computed at cross sections and interpolated between cross sections. The floodways were based on hydraulic considerations with regard to requirements of the Federal Emergency Management Agency. Floodway widths in some areas may be too narrow to show to scale. Refer to Floodway Data Table where floodway width is shown at 120 inch. Coastal base flood elevations apply only landward of 0.0 NGVD, and include the effects of wave action; these elevations may also differ significantly from those developed by the National Weather Service for hurricane evacuation planning. Corporate limits shown are current as of the date of this map. The user should contact appropriate community officials to determine if corporate limits have changed subsequent to the issuance of this map. This map may incorporate approximate boundaries of Coastal Barrier Resource System Units and /or Otherwise Protected Areas established under the Coastal Barrier Improvement Act of 1990 (PL 101 -591). For community map revision history prior to countywide mapping, see Section 6.0 of the Flood Insurance Study Report. For adjoining map panels and base map source see separately printed Map Index. MAP REPOSITORY Refer to Repository Listing on Map Index EFFECTIVE DATE OF COUNTYWIDE FLOOD INSURANCE RATE MAP: AUGUST 23, 2001 EFFECTIVE DATE(S) OF REVISION(S) TO THIS PANEL: Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE DATE shown on this map to determine when actuarial rates apply to structures in zones where elevations ordepths have been established. To determine if flood insurance is available, contact an insurance agent or call the National Flood Insurance Program at(800)638-6620. 4 APPROXIMATE SCALE IN FEET 1000 0 1000 NATIONAL FLOOD INSURANCE PROGRAM FIRM FLOOD INSURANCE RATE MAP DALLAS COUNTY, TEXAS AND INCORPORATED AREAS PANEL 145 OF 125 (SEE MAP INDEX FOR PANELS NOT PRINTED) CONTAINS: COMMUNITY NUMBER PANEL SUFFIX COPPELL, CITY OF 480170 0145 J DALLAS, CITY OF 480171 0145 J IRVING, CITY OF 480180 0145 J 0 a� s14 CITY H v MAP NUMBER 4811300145 J EFFECTIVE DATE: AUGUST 23, 2001 Federal Emergency Management Agency CREEK 5 IA = To obtain more detailed information in area „; where Base Flood Elevations (BFE's) and /or floodways have been determined, users are encouraged to consult the Flood Profiles and Floodway Data tables contained within the Flood Insurance Study (FIS) report that accompanies this FIRM. Users should be awam that BFE's shown on the FIRM represent rounded whole -foot elevations and therefore may not exactly reflect the flood elevation data presented in the FIS. BFE's shown on the FIRM are intended for flood insurance rating purposes only and should not be used as the sole source of flood elevation information. Accordingly, flood elevation data presented in the FIS should be utilized in conjunction with the FIRM for purposes of construction and /or floodplain management. ERM elevations listed on this map were obtaired and/or developed to establish vertical control for determination of flood elevations and floodplain boundaries portrayed on this map. Users should be aware that these ERM elevations may have changed since the publication of this map. To obtain up -to -date elevaton information on National Geodetic Survey (NGS) ERM's shown on this map, please contact the Information Services Branch of the NGS at (301) 713 -3242, or visit their website at www.ngs.noaa.gov. Map users should seek verification of non -NGS ERM monumert elevations when using these elevations for construction or floodplain management purposes. Coastal BFE's shown on this map may apply only landward of 0.0' NGVD. Users of this FIRM should be aware that coastal flood elevations are also provided in the Summary of Stillwater Elevations table in the Flood Insurance Study report for this community. Elevations shown in the Summary of Stillwater Elevations table should be used for construction, and /or floodplain management purposes when they are higher than the elevations shown on this FIRM. *Grapevine o BETHEL ROAD BETHEL SCHOOL Grapevine ROAD 0 ZOVE AE Lu w <� 90 0 Z V (D y C. } 490 ZONE X z 3 s� ZONE AE c� 491 MEADOW CREEK o E— O 489 = �� ZONE AE ui 2 ° R 199 cb c Tributary 1 �' 494 ' 48 �, \2 4 N *Grapevine o BETHEL ROAD ` Co ,, Grapevine 0 0 ZOVE AE 32 056'15” ' 97 °00'00" AIRLINE DRIVE ZONE A-, Q O ir z J F J m ZONE - X f1ki7� 147 AE 1IM601 §. ZONE X DRIVE 16 LANE ZONE X . M198 � n � U Q z J > Q ❑ — u_ LL C) 0 i- JOINS PANEL 0165 Grapevine Creek CITY OF IRVING 480180 ZONE X VALLEY v z Q o_ WEST R M 598 L K 91 Ell P 0 Ifl 9' 32056'15' ELEVATION REFERENCE MARKS REFERENCE ELEVATION MARK (FEET NGVD) DESCRIPTION OF LOCATION RM216 443.49 A standard disk stamped U 914 Reset 1972 set in the west end of the south headwall of the 5" bridge on the south frontage of 2°56'15" State Route 114 over the South Fork CARROLLTON, CITY OF 480167 0165 J of Hackberry Creek. RM217 469.03 A standard disk stamped W 914 1946 set in the north end of the east concrete abutment of a bridge on Cabell Drive over DALLAS, CITY OF 480171 0165 J Hackberry Creek. RM218 491.54 A standard disk stamped V 914 1946 set in the top of a concrete post p r a i e c t i n 9 3 feet above the ground and located IRVING, CITY OF 480180 0165 J approximately 0.74 miles along Cabell Road from its intersection with Belt Line Road, approximately _ 51 feet south of Cabell Road, 7 feet northwest of a power pole, 1 foot north of! a fence and 2 feet east of a white wooden witness post. RM219 470.65 Chiseled square on the southeast corner of the east headwall of culvert on Trigg Road over the South Fork of Hackberry Creek. RM221 437.20 Chiseled square on the northwest corner of the southwest wing wall of bridge on Colwell Drive (also State Route 114 access road at this location) over Cottonwood Branch. RM588 444.46 Square -cut on the west end of bridge on the 'exit ramp off of John W. Carpenter Freeway (State Highway 114) to Walnut Hill Lane on the southerly of two exit ramp /feeder roads, about 300 feet north of the John W. Carpenter Freeway. RM590 429.30 Square -cut on the foundation of a traffic signal light, on the southeast corner of the intersection of Royal Lane and ZONE O Connor Boulevard. RM595 430.55 Square -cut on 'top of curb, on the north side of Ranchview Drive, 100 feet west of the centerline of Valley Ranch Parkway, and 3 feet southeast of a fire hydrant To obtain more detailed information in areas where Base Flood Elevations (BFEs)and /or floodways have been determined, users are encouraged to consult the Flood Profiles and Floodway Data tables contained within the Flood Insurance Study (FIS) report that accompanies this FIRM. Users should be aware that BFEs shown on the FIRM represent rounded whole -foot elevations and therefore may not exactly reflect the flood elevation data presented in the FIS. BFEs shown on the FIRM are intended for flood insurance rating purposes only and should not be used as the sole source of flood elevation information. Accordingly, flood elevation data presented in the FIS should be utilized in conjunction with the FIRM for purposes of construction and /or floodplain management. ERM elevations listed on this map were obtained and/or developed to establish vertical control for determination of flood elevations and floodplain boundaries portrayed on this map. Users should be aware that these ERM elevations may have changed since the publication of this map. To obtain up -to -date elevaton information on National Geodetic Survey (NGS) ERMs shown on this map, please contact the Information Services Branch of the NGS at (301) 713 -3242, or visit their website at www.ngs.noaa.gov. Map users should seek verification of non -NGS ERM monument elevations when using these elevations for construction or floodplain management purposes. Coastal BFE's shown on this map may apply only landward of 0.0' NGVD. Users of this FIRM should be aware that coastal flood elevations are also provided in the Summary of Stillwater Elevations table in the Flood Insurance Study report for this community. Elevations shown in the Summary of Stillwater Elevations table should be used for construction, and /or floodplain management purposes when they are higherthan the elevations shown on this FIRM. ZONE LIMIT OF DETAILED STUD` 32052'31 10 C 0 I X CTTV OP n A T T A C OTHER AREAS ZONE X Areas determined to be outside 500 -year floodplain. ZONE D Areas in which flood hazards are undetermined. LEGEND SPECIAL FLOOD HAZARD AREAS INUNDATED CONTAINS: BY 100 —YEAR FLOOD ZONE A No base flood elevations determined. ZONE AE Base flood elevations determined. 5" Flood Hazard Areas. 2°56'15" ZONE AH Flood depths of 1 to 3 feet (usually areas CARROLLTON, CITY OF 480167 0165 J of ponding); base flood elevations determined. ZONE AO Flood depths of 1 to 3 feet (usually sheet flow on sloping terrain); average depths determined. For areas of alluvial fan flooding, DALLAS, CITY OF 480171 0165 J velocities also determined. ZONE A99 To be protected from 100 -year flood by Federal flood protection system under construction ; no base flood elevations determined. IRVING, CITY OF 480180 0165 J ZONE V Coastal flood with velocity hazard (wave action); no base flood elevations determined. ZONE VE Coastal flood with velocity hazard (wave _ action); base flood elevations determined. FLOODWAY AREAS IN ZONE AE See Map Index for Elevation Datum. OTHER FLOOD AREAS X Elevation Reference Mark ZONE X Areas of 500 -year flood; areas of 100 -year flood with average depths of less than 1 foot or with drainage areas less than 1 square mile; and areas protected by levees from 100 -year flood. OTHER AREAS ZONE X Areas determined to be outside 500 -year floodplain. ZONE D Areas in which flood hazards are undetermined. Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE DATE shown on this map to determine when actuarial rates apply to structures in zones where elevations ordepths have been established. To determine if flood insurance is available, contact an insurance agent or call the National Flood Insurance Program at (800) 638 -6620. W.0011- 32 ' , APPROXIMATE SCALE IN FEET 3 M 590 loon 0 1000 ZONE AE (EL 432) NATIONAL FLOOD INSURANCE PROGRAM FIRM FLOOD INSURANCE RATE MAP DALLAS COUNTY, TEXAS AND INCORPORATED AREAS PANEL 165 OF 125 (SEE MAP INDEX FOR PANELS NOT PRINTED) UNDEVELOPED COASTAL BARRIERS \ \ CONTAINS: Identified Identified Otherwise 1983 1990 Protected Areas Coastal barrier areas are normally located within or adjacent to Special Flood Hazard Areas. Floodplain Boundary CARROLLTON, CITY OF 480167 0165 J Floodway Boundary Zone D Boundary Boundary Dividing Special Flood Hazard Zones, and Boundary 8 Dividing Areas of Different DALLAS, CITY OF 480171 0165 J Coastal Base Flood Elevations Within Special Flood Hazard Zones. Base Flood Elevation Line; _513 Elevation in Feet. See Map Index IRVING, CITY OF 480180 0165 J for Elevation Datum. Cross Section Line Base Flood Elevation in Feet _ (EL 987) Where Uniform Within Zone. See Map Index for Elevation Datum. RM7 X Elevation Reference Mark • M2 River Mile Horizontal Coordinates Based on North 97007'30 ", 32022'30" American Datum of 1927 (NAD 27) Projection. NOTES This map is for use in administering the National Flood Insurance Program; it does not necessarily identify all areas subject to flooding, particularly from local drainage sources of small size, or all planimetric features outside Special Flood Hazard Areas. The community map repository should be consulted for more detailed data on BFE's, and for any information on floodway delineations, prior to use of this map for property purchase or construction purposes. Areas of Special Flood Hazard (100 -year flood) include Zones A, AE, A1- A30, AH, AO, A99, V, VE and V1 -V30. Certain areas not in Special Flood Hazard Areas may be protected by flood control structures. Boundaries of the floodways were computed at cross sections and interpolated between cross sections. The floodways were based on hydraulic considerations with regard to requirements of the Federal Emergency Management Agency. Floodway widths in some areas may be too narrow to show to scale. Refer ZONE to Floodway Data Table where floodway width is shown at 120 inch. X Coastal base flood elevations apply only landward of 0.0 NGVD, and include the effects of wave action; these elevations may also differ significantly from those developed by the National Weather Service for hurricane evacuation planning. Corporate limits shown are current as of the date of this map. The user should contact appropriate community officials to determine if corporate limits have changed subsequent to the issuance of this map. This map may incorporate approximate boundaries of Coastal Barrier j Resource System Units and /or Otherwise Protected Areas established under the Coastal Barrier Improvement Act of 1990 (PL 101 -591). For community map revision history prior to countywide mapping, see Section 6.0 of the Flood Insurance Study Report. For adjoining map panels and base map source see separately printed Map Index. MAP REPOSITORY Refer to Repository Listing on Map Index EFFECTIVE DATE OF COUNTYWIDE FLOOD INSURANCE RATE MAP: AUGUST 23, 2001 EFFECTIVE DATE(S) OF REVISION(S) TO THIS PANEL: Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE DATE shown on this map to determine when actuarial rates apply to structures in zones where elevations ordepths have been established. To determine if flood insurance is available, contact an insurance agent or call the National Flood Insurance Program at (800) 638 -6620. W.0011- 32 ' , APPROXIMATE SCALE IN FEET 3 M 590 loon 0 1000 ZONE AE (EL 432) NATIONAL FLOOD INSURANCE PROGRAM FIRM FLOOD INSURANCE RATE MAP DALLAS COUNTY, TEXAS AND INCORPORATED AREAS PANEL 165 OF 125 (SEE MAP INDEX FOR PANELS NOT PRINTED) Cottonwood Branch UIFederal Emergency Management Agency CONTAINS: COMMUNITY NUMBER PANEL SUFFIX CARROLLTON, CITY OF 480167 0165 J COPPELL, CITY OF 480170 0165 J DALLAS, CITY OF 480171 0165 J FARMERS BRANCH, CITY OF 480174 0165 J IRVING, CITY OF 480180 0165 J Cottonwood Branch UIFederal Emergency Management Agency