Leech Hollow Subwatershed Site C-12
Leech Hollow Subwatershed Site C-12 is an earth dam located in Monona County, Iowa, built in 1978. It carries a Low hazard potential classification.
About Leech Hollow Subwatershed Site C-12
The primary purpose of Leech Hollow Subwatershed Site C-12 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Monona County Swcd (local government). It impounds the Tr-mc Clarey Creek near Castana.
The dam stands 52 feet tall and stretches 520 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 250 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1978, the structure is 48 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
At 52 feet, this dam is taller than 93% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Monona |
| Nearest City | Castana |
| River/Stream | Tr-mc Clarey Creek |
| Coordinates | 42.11320, -95.77170 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 52 ft |
| Dam Height | 52 ft |
| Dam Length | 520 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 250 acre-ft |
| Max Storage | 250 acre-ft |
| Normal Storage | 116 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Monona County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01891 |
| Federal ID | IA01891 |
| More Info | State Dam Safety Program |