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Tooele County, Utah Hydraulic Work Maps Panel 1 of 38 Corporate Boundary Phase II Study Stream Reach Phase I Study Stream Reach Tooele Study Boundary 2025 Draft Hydraulic Floodplain Information 2025 Draft Floodway 2025 Draft 1%-Annual-Chance Flood Zone (Zone AE) 2025 Draft 1%-Annual-Chance Flood Zone (Zone AH) 2025 Draft 0.2%-Annual-Chance Flood Zone 2025 Draft 1%-Annual-Chance Flood Depths Less Than 1 Foot 2022 Draft 1%-Annual-Chance BLE Results (Zone A)
Panel Locator 1
2
3
4
5
6
7
8
Community Map Key
Community City of Erda City of Grantsville City of Lake Point Community of Ophir Town of Rush Valley Town of Stockton City of Tooele Town of Vernon
Map Panel 8, 9, 10, 14, 15, 16 7, 8, 13, 14, 15 9, 10 22, 27, 28 20, 26 20, 21 15, 21, 22 31, 35
GRANTSVILLE
11
12
13
10
9
LAKE POINT
ERDA
15
14
16
TOOELE
STOCKTON
17
18
19
20
2025 Draft Active Alluvial Fan Area SKULL VALLEY TRIBAL LANDS
11/18/2009 Effective Flood Zones (Data from 2025 NFHL) Effective Zone A
22
21
RUSH VALLEY OPHIR
Effective Zone AE (1%-Annual-Chance) ! !
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23
! ! !
Effective Zone X (0.2%-Annual-Chance)
!
24
25
26
27
29
30
31
32
33
36
37
28
Map Projection: Universal Transverse Mercator (UTM) Zone 12N; North American Datum 1983; Western Hemisphere; Vertical Datum: NAVD 88
Note: This map is not an official Flood Insurance Rate Map and the data presented on this map is draft for planning purposes only, to be used as best available data where applicable. Floodplains in Tribal Lands are excluded from this study. Aerial photography sourced from 2024 NAIP. Floodplain tie-ins to effective flood hazards, BLE (Zone A), and Great Salt Lake coastal data have not been completed. Floodplain delineations are draft and subject to change during modeling reviews and further refinement will be done during Floodplain Mapping.
1 inch = 2,000 feet 0
1,000
2,000
Vertical Datum: NAVD88
1:24,000
4,000 feet January 6, 2026
Path: L:\DCS\Projects\FEMA\Tooele_County\900_CAD_GIS\GIS\Maps\Hydraulic_Work_Maps\Hydraulic_Work_Maps_mapseries\Hydraulic_Work_Maps_mapseries.aprx
34
VERNON
35 Tooele Study Boundary