Newby Dam
Newby Dam is an earth dam located in Hardin County, Iowa, built in 1965. It carries a Low hazard potential classification.
About Newby Dam
The primary purpose of Newby Dam 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 Roland Newby (private). It impounds the Tr-iowa River near Steamboat Rock.
The dam stands 27 feet tall and stretches 824 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 92 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, 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 11/27/1967. That was over 58 years ago.
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Location
| State | Iowa |
| County | Hardin |
| Nearest City | Steamboat Rock |
| River/Stream | Tr-iowa River |
| Coordinates | 42.42040, -93.08490 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 824 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 92 acre-ft |
| Max Storage | 92 acre-ft |
| Normal Storage | 6 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Roland Newby |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/27/1967 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00443 |
| Federal ID | IA00443 |
| More Info | State Dam Safety Program |