Gillespie
Significant HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Arizona |
| County | Maricopa |
| Nearest City | GILA BEND |
| River/Stream | GILA RIVER |
| Coordinates | 33.22944, -112.78306 |
Physical Characteristics
| Dam Type | Multi-Arch |
| NID Height | 66 ft |
| Dam Height | 21 ft |
| Dam Length | 1,768 ft |
| Year Completed | 1921 (105 years old) |
Storage & Hydraulics
| NID Storage | 3,600 acre-ft |
| Max Storage | 3,600 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 4,965 sq mi |
| Max Discharge | 130,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | GILLESPIE DAM INVESTMENTS, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/25/2023 |
| Emergency Action Plan | Yes |