North Creek Ws Scs Site 21 Dam is an earth dam located in Jack County, Texas, built in 1970. It carries a High hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 2,550 ft long, taller than 62% 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 North Creek Ws Scs Site 21 Dam
The primary purpose of North Creek Ws Scs Site 21 Dam 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 Jack County;jack County Wcid 1;jack Swcd (local government). It impounds the Pursley Branch.
The dam stands 28 feet tall and stretches 2,550 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 850 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1970, 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. Notably, no emergency action plan is currently on file for this high-hazard dam. The most recent inspection on record was 12/07/2016. That was 9 years ago, which is on the longer end for a high-hazard structure.
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 Texas 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 | Texas |
| County | Jack |
| River/Stream | Pursley Branch |
| Coordinates | 33.25734, -98.23757 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 2,550 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 850 acre-ft |
| Max Storage | 850 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,231 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Jack County;jack County Wcid 1;jack Swcd |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Not assessed |
| Last Inspection | 12/07/2016 |
| Emergency Action Plan | No |
Identifiers
| NID ID | TX03206 |
| Federal ID | TX03206 |
| More Info | State Dam Safety Program |