Rocky Branch Creek Watershed Site D-2
Rocky Branch Creek Watershed Site D-2 is an earth dam located in Jefferson County, Iowa, built in 1964. It carries a Low hazard potential classification.
About Rocky Branch Creek Watershed Site D-2
The primary purpose of Rocky Branch Creek Watershed Site D-2 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 Jefferson County Swcd (local government). It impounds the Tr-rocky Branch Creek near Rome.
The dam stands 35 feet tall and stretches 490 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 102 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1964, 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. The most recent inspection on record was 03/14/1968. That was over 58 years ago.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Iowa |
| County | Jefferson |
| Nearest City | Rome |
| River/Stream | Tr-rocky Branch Creek |
| Coordinates | 41.08250, -91.82440 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 490 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 102 acre-ft |
| Max Storage | 102 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Jefferson County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/14/1968 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00553 |
| Federal ID | IA00553 |
| More Info | State Dam Safety Program |