Ratcliff Lake

Ratcliff Lake is an earth dam located in Houston County, Texas, built in 1936. It carries a High hazard potential classification.

About Ratcliff Lake

The primary purpose of Ratcliff Lake is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Usda Fs (federal). It impounds the Trib To Cochino Bayou.

The dam stands 24 feet tall and stretches 1,150 feet across, has a maximum storage capacity of 500 acre-feet, and collects water from a drainage area of 19 square miles. Completed in 1936, the structure is well-established, with more than 75 years of service.

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 09/09/2009. That was 16 years ago — unusually long for a high-hazard dam, which typically requires more frequent inspections.

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 HazardNot Rated ConditionEmergency Action Plan: No

Location

StateTexas
CountyHouston
River/StreamTrib To Cochino Bayou
Coordinates31.38770, -95.15023

Physical Characteristics

Dam TypeEarth
NID Height24 ft
Dam Height24 ft
Dam Length1,150 ft
Year Completed1936 (90 years old)

Storage & Hydraulics

NID Storage500 acre-ft
Max Storage500 acre-ft
Normal Storage400 acre-ft
Drainage Area19 sq mi
Max Discharge2,000 cfs
Spillway TypeControlled

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerUSDA FS
Owner TypeFederal
Hazard ClassificationHigh
Condition AssessmentNot Rated
Last Inspection09/09/2009
Emergency Action PlanNo

Identifiers

NID IDTX03281
Federal IDTX03281
More InfoState Dam Safety Program

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