Lake Patagonia
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Arizona |
| County | Santa Cruz |
| Nearest City | RIO RICO, I-40 & RAILROAD |
| River/Stream | SONOITA CREEK |
| Coordinates | 31.49346, -110.86944 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 157 ft |
| Dam Height | 82 ft |
| Dam Length | 970 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 7,540 acre-ft |
| Normal Storage | 7,540 acre-ft |
| Surface Area | 260 acres |
| Drainage Area | 235 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | ARIZONA STATE PARKS |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/13/2024 |
| Emergency Action Plan | Yes |