Dam No 1 is an earth dam located in Fort Bend County, Texas, built in 1948. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 126 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 Dam No 1
The primary purpose of Dam No 1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by City of Sugar Land;gulf Coast Water Authority (local government). It impounds the Oyster Creek near Sugar Land.
The dam stands 10 feet tall and stretches 126 feet across, creates a reservoir covering 967 acres, has a maximum storage capacity of 3,234 acre-feet, and collects water from a drainage area of 24 square miles. Completed in 1948, the structure is well-established, with more than 75 years of service.
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 01/04/2011. That was over 15 years ago.
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Location
| State | Texas |
| County | Fort Bend |
| Nearest City | Sugar Land |
| River/Stream | Oyster Creek |
| Coordinates | 29.62077, -95.64738 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 126 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 3,234 acre-ft |
| Max Storage | 3,234 acre-ft |
| Normal Storage | 785 acre-ft |
| Surface Area | 967 acres |
| Drainage Area | 24 sq mi |
| Max Discharge | 837 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | City of Sugar Land;gulf Coast Water Authority |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/04/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX01560 |
| Federal ID | TX01560 |
| More Info | State Dam Safety Program |