Johnson Lake Dam
Johnson Lake Dam is an earth dam located in Ellis County, Texas, built in 1964. It carries a Low hazard potential classification.
About Johnson Lake Dam
The primary purpose of Johnson Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ms Johnson (private). It impounds the Hare Prong.
The dam stands 20 feet tall and stretches 800 feet across, creates a reservoir covering 30 acres, and has a maximum storage capacity of 800 acre-feet. 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Texas |
| County | Ellis |
| River/Stream | Hare Prong |
| Coordinates | 32.40524, -96.57520 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 800 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 800 acre-ft |
| Max Storage | 800 acre-ft |
| Normal Storage | 144 acre-ft |
| Surface Area | 30 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | MS JOHNSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX01300 |
| Federal ID | TX01300 |
| More Info | State Dam Safety Program |