Nelson Lake Levee is an earth dam located in Waller County, Texas, built in 1971. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 6,500 ft long. 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 Nelson Lake Levee
The primary purpose of Nelson Lake Levee is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by David N Nelson Et Al (private). It impounds the Off Ch-cypress Creek near Houston.
The dam stands 9 feet tall and stretches 6,500 feet across, and has a maximum storage capacity of 180 acre-feet. Completed in 1971, 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.
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Location
| State | Texas |
| County | Waller |
| Nearest City | Houston |
| River/Stream | Off Ch-cypress Creek |
| Coordinates | 29.91000, -95.87667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 6,500 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 180 acre-ft |
| Max Storage | 180 acre-ft |
| Normal Storage | 140 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | David N Nelson Et Al |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05849 |
| Federal ID | TX05849 |
| More Info | State Dam Safety Program |