Stevem3 Reservoir Report

Last Updated: December 18, 2025

Stevem3 is a privately owned Earth dam located in Nanafalia, Alabama, along the Tallyhaly Creek.


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Summary

Constructed in 1997 by the USDA NRCS, this dam serves the primary purpose of creating a Fish and Wildlife Pond. With a height of 26 feet and a length of 640 feet, Stevem3 has a storage capacity of 232.6 acre-feet, providing essential water resources for the local ecosystem.

Despite being classified as having a low hazard potential, Stevem3 is considered to have a moderate risk level. While it has not been rated for its condition, the dam has not undergone any recent inspections or assessments. The spillway, with a width of 50 feet, is uncontrolled, and there are no outlet gates or associated structures. The risk management measures and emergency action plan for Stevem3 are currently not available, highlighting the need for further evaluation and preparedness in case of potential hazards.

Located in Congressional District 07 of Alabama, Stevem3 is an important structure for the conservation of fish and wildlife in the area. As water resource and climate enthusiasts, understanding the infrastructure and potential risks associated with dams like Stevem3 can help in devising strategies to protect and sustainably manage our valuable water resources for future generations.

Year Completed

1997

Dam Length

640

Dam Height

26

River Or Stream

TALLYHALY CREEK - OFFSTREAM

Primary Dam Type

Earth

Surface Area

14

Drainage Area

0.27

Nid Storage

232.6

Hazard Potential

Low

Nid Height

26
       
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.