Herrick Lake
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Gregory |
| Nearest City | NONE |
| River/Stream | TR-Ponca CreeK |
| Coordinates | 43.09683, -99.20171 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 255 acre-ft |
| Max Storage | 255 acre-ft |
| Normal Storage | 150 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 860 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | GF&P |
| Owner Type | State |
| Hazard Classification | Low |
| Last Inspection | 10/25/2023 |
| Emergency Action Plan | Not Required |