Arco Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Iowa |
| County | Dickinson |
| Nearest City | SILVER LAKE |
| River/Stream | TR-WEST BRANCH LITTLE SIOUX |
| Coordinates | 43.43850, -95.37190 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 511 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 233 acre-ft |
| Max Storage | 233 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Arco Dehydrating Co |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |