Huey P Long Fish Hatchery Reservoir Report

Last Updated: January 12, 2026

Huey P Long Fish Hatchery, located in Lacombe, Louisiana, is a state-owned facility that plays a crucial role in promoting recreation and conservation efforts in the region.


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Summary

Built in 1934, this earth dam structure stands at a height of 8 feet and spans a length of 3404 feet along the TR-Bayou Lacombe. With a storage capacity of 75 acre-feet, the hatchery serves as a habitat for various fish species, contributing to the biodiversity of the area.

Managed by the Louisiana Department of Transportation and Development, the Huey P Long Fish Hatchery boasts a low hazard potential and is classified as a controlled spillway type dam. While its condition assessment remains unrated, the facility undergoes inspections every five years to ensure its structural integrity and safety. In the event of emergencies, the hatchery is equipped with slide gates for water release, emphasizing the importance of risk management and preparedness in safeguarding the surrounding community and environment.

As a notable landmark in St. Tammany Parish, the Huey P Long Fish Hatchery not only serves as a recreational spot but also as a vital resource for water conservation and aquatic life preservation. With its rich history and commitment to environmental stewardship, the hatchery continues to be a focal point for water resource and climate enthusiasts seeking to explore the intersection of human development and natural ecosystems in Louisiana.

Year Completed

1934

Dam Length

3404

Dam Height

8

River Or Stream

TR-BAYOU LACOMBE

Primary Dam Type

Earth

Surface Area

9

Hydraulic Height

7

Nid Storage

75

Structural Height

8

Outlet Gates

Slide (sluice gate)

Hazard Potential

Low

Foundations

Soil

Nid Height

8
       
Seasonal Comparison

Weather Forecast

Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.