Lower Serenity Dam

Lower Serenity Dam is an earth dam located in Montgomery County, Texas, built in 1998. It carries a High hazard potential classification and has a fair condition assessment.

About Lower Serenity Dam

The primary purpose of Lower Serenity Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Windcrest Poa (private). It impounds the Tr-dry Creek near The Woodlands.

The dam stands 9 feet tall and stretches 500 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 117 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1998, the structure is 28 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 11/07/2022.

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.

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyMontgomery
Nearest CityThe Woodlands
River/StreamTr-dry Creek
Coordinates30.20886, -95.62445

Physical Characteristics

Dam TypeEarth
NID Height9 ft
Dam Height9 ft
Dam Length500 ft
Year Completed1998 (28 years old)

Storage & Hydraulics

NID Storage117 acre-ft
Max Storage117 acre-ft
Normal Storage40 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge1,215 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerLAKE WINDCREST POA
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/07/2022
Emergency Action PlanYes

Identifiers

NID IDTX07099
Federal IDTX07099
More InfoState Dam Safety Program

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