Noonday Creek Ws Str # 15 is an earth dam located in Cobb County, Georgia, built in 1955. It carries a High hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 34 ft34 ft tall and 397 ft long, taller than 78% of U.S. dams with a recorded height. 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 Noonday Creek Ws Str # 15
The primary purpose of Noonday Creek Ws Str # 15 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Cobb County Swcd (state). It impounds the Unknown near Kennesaw (environs).
The dam stands 34 feet tall and stretches 397 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 219 acre-feet, and collects water from a drainage area of 455 square miles. Completed in 1955, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/07/2017. That was 9 years ago, which is on the longer end for a high-hazard structure.
At 34 feet, this dam is taller than 78% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Georgia dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Georgia |
| County | Cobb |
| Nearest City | Kennesaw (environs) |
| River/Stream | Unknown |
| Coordinates | 34.03793, -84.58752 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 397 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 219 acre-ft |
| Max Storage | 219 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 455 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Cobb County Swcd |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 04/07/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | GA01488 |
| Federal ID | GA01488 |
| More Info | State Dam Safety Program |