Blockton Watershed Site S-8 is an earth dam located in Taylor County, Iowa, built in 1966. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 533 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Blockton Watershed Site S-8
The primary purpose of Blockton Watershed Site S-8 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 Taylor County Swcd (local government). It impounds the Tr-platte River near Blockton.
The dam stands 18 feet tall and stretches 533 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 55 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, the structure is well into its service life at over 50 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.
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Location
| State | Iowa |
| County | Taylor |
| Nearest City | Blockton |
| River/Stream | Tr-platte River |
| Coordinates | 40.59230, -94.57260 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 533 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Taylor County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01067 |
| Federal ID | IA01067 |
| More Info | State Dam Safety Program |