Sediment Pond 2 Reservoir Report

Last Updated: December 5, 2025

Sediment Pond 2, located in Jourdanton, Texas, is a privately owned earth dam structure designed for purposes related to sediment control.


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Summary

The dam stands at a height of 16 feet and spans 3500 feet in length, with a storage capacity of 220 acre-feet and a surface area of 25 acres. Despite not being regulated by the state, the Mine Safety and Health Administration oversees inspections and operations of the dam.

With a high risk assessment rating of 2, Sediment Pond 2 lacks certain safety features such as a spillway and locks. The condition of the dam is currently not rated, and there is no established emergency action plan or inundation maps prepared in case of a breach. The hazard potential of the dam is labeled as 'Not Available,' indicating a lack of detailed information on the potential risks associated with the structure.

Water resource and climate enthusiasts may find Sediment Pond 2 an intriguing subject of study due to its unique characteristics and the potential challenges it faces in terms of safety and risk management. Further research and monitoring efforts could provide valuable insights into the effectiveness of sediment control measures and the overall resilience of the dam structure in the face of changing environmental conditions.

Dam Length

3500

Dam Height

16

River Or Stream

Primary Dam Type

Earth

Surface Area

25

Hydraulic Height

16

Drainage Area

0.65

Nid Storage

220

Structural Height

16

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Soil

Nid Height

16
       
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.