Q4 Dam

Q4 Dam is a dam located in Harrison County, Texas. It carries a Significant hazard potential classification.

About Q4 Dam

Q4 Dam is a dam in Harrison, Texas. The dam is owned by Southwestern Electric Power Company;the Sabine Mining Company (private).

The dam stands 33 feet tall and stretches 1,577 feet across, and has a maximum storage capacity of 1,900 acre-feet.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam.

At 33 feet, this dam is taller than 78% of dams nationwide.

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Significant HazardNot Rated ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyHarrison
Coordinates32.44545, -94.41782

Physical Characteristics

NID Height33 ft
Dam Height33 ft
Dam Length1,577 ft

Storage & Hydraulics

NID Storage1,900 acre-ft
Max Storage1,900 acre-ft
Max Discharge15,934 cfs
Spillway TypeUncontrolled

Ownership & Safety

OwnerSOUTHWESTERN ELECTRIC POWER COMPANY;THE SABINE MINING COMPANY
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentNot Rated
Emergency Action PlanYes

Identifiers

NID IDTX07353
Federal IDTX07353
More InfoState Dam Safety Program

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