Bureau of Reclamation Salt River Dams Seismic Hazard Study
Investigate active and potentially active faults in central Arizona for dams along the Salt River including Horse Mesa and Mormon Flat dams by trenching in 6 locations near Hwy 87 in the sugarloaf area. This project is related to Dam safety.
Project Summary
Location Summary:
Approximately 20 miles north of Apache Junction, AZ on Hwy 87.
Project Milestones:
| Milestone | Date |
|---|---|
| Scoping Start | 03/27/2023 |
| Decision | 04/2023 (Estimated) |
| Implementation | 04/2023 (Estimated) |
Expected Analysis Type:
Decision Memo
Categorical Exclusion:
32.2 (8), 36 Cfr 220.6(E)(8)
Special Authority:
Not Applicable / Other
Lead Management Unit:
Tonto National Forest All Units
Notice and Comment Regulation:
Not Subject to Regulations
Project Purpose:
Special Use Management
Project Activity:
Special Use Authorizations
Current Status:
Completed
Project Decision Information
Bureau of Reclamation Salt River Dams Seismic Hazard Study
Decision Signed Date: 04/07/2023
Forests:
Tonto National Forest
Districts:
Mesa Ranger District
States:
Arizona
Counties:
Maricopa
Legal Land Description:
Not Applicable
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Mark McEntarffer
2324 East McDowell Road
Phoenix, AZ 85006
602-225-5200
comments-southwestern-tonto-mesa@usda.gov
Last Updated: 4/10/2023