Mack Draw
Ol d
Fl ow
W as h
MILLARD COUNTY
Sevier River
y Ta
So ut h
Du
ne s
W as
h
Dr
y
Lynndyl Wash
W el lW as h
Lynndyl
s lor Fla h as tW
RELEASE DATE
9/29/2023
Stream Gauges
Municipalities
Letters of Map Amendment (LOMA)
Land Ownership BLM and Other Federal Land
Effective NFIP Floodplains
Study Streams*
State Land
Effective Zone A (1%-annual-chance flood)
National Park Service
Effective Zone AE (1%-annual-chance flood) No Color
Private
Proposed Detailed Study Area (TBD)
Effective Floodway (1%-annual-chance flood)
LiDAR Acquisition Area (2014-2019) Project Area
Effective Zone AO (1%-annual-chance flood)
Tribal
Effective 0.2%-annual-chance flood
US Forest Service
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! !
!
! !
! ! ! !
! !
! ! ! !
! !
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!
!
Alluvial Fan Counties
Lynndyl
CACHE
* Streams with a drainage area greater than 1 square mile
RICH
BOX ELDER
Wyoming
WEBER
** Floodplain cleanup and refinement within unincorporated areas to occur after Discovery. These areas mainly constitute state and federal land ownership.
MORGAN DAVIS SUMMIT
TOOELE
10
UINTAH
15
0
600
I 1,200 Feet
2,400
***Draft 2023 hydraulic analysis using new LiDAR topography (no ground survey conducted, Tribal Lands excluded). Floodplain delineations are draft and subject to change.
16
17
20
21
Holden
All base information on this map sourced from public data, including the Utah Geospatial Resource Center (UGRC), FEMA, ESRI, and USGS.
Note: This map is not an official Flood Insurance Rate Map and the data presented on this map is for draft information only, to be used as best available data where applicable.
11
12
Delta
Hinckley
WASATCH UTAH
7 Leamington
DAGGETT
SALT LAKE
DUCHESNE
Study Streams Outside Initial Refinement Area**
Draft BLE Zone A***
COUNTY MAP LOCATOR
Scipio
CARBON SANPETE MILLARD EMERY
GRAND
SEVIER
BEAVER
IRON
PIUTE
WAYNE
24
GARFIELD SAN JUAN
WASHINGTON
MILLARD
KANE
Arizona
27
Fillmore
Meadow Kanosh
22
31
9 Moroni Wales
14
Ephraim
SANPETE
18
Fayette
Manti
19
Gunnison Mayfield 23
26 Sigurd
Glenwood
Richfield
CARBON
Spring City
EMERY
Centerfield Redmond
25 28
Levan
8
13
JUAB
Colorado
Draft Zone A Base Level Engineering (BLE) Results Utah Division of Emergency Management
! C ! A
Nevada
NATIONAL FLOOD INSURANCE PROGRAM BLE HYDRAULICS WORK MAP DRAFT GREATER SEVIER PROJECT AREA GARFIELD, JUAB, KANE, MILLARD, PIUTE, SANPETE, AND SEVIER COUNTIES, UTAH RISK MAP PROJECT Town of Lynndyl
STUDY LOCATOR
NOTES TO USERS
MAP SYMBOLOGY
Salina
Aurora
29
30
32
33
SE