Hillview Lake Dam Reservoir Report

Last Updated: December 5, 2025

Hillview Lake Dam, located in Jackson, Indiana, is a private dam with a primary purpose of recreation.


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Summary

Built in 1961, this earth dam stands at a height of 31 feet and spans 530 feet in length. With a storage capacity of 198 acre-feet, the dam sits on an unnamed tributary of Mill Creek, offering a surface area of 9.85 acres for recreational activities.

Despite its scenic beauty, Hillview Lake Dam poses a high hazard potential due to its poor condition assessment. The last inspection in August 2020 revealed the need for frequent monitoring and maintenance to ensure public safety and prevent potential risks. However, the dam remains state-regulated and inspected regularly by the Indiana Department of Natural Resources, highlighting the commitment to upholding safety standards and enforcing regulations.

While the dam's risk assessment indicates a moderate level of risk, stakeholders and authorities must prioritize implementing effective risk management measures to address the dam's poor condition and mitigate potential hazards. With its prime location for recreational activities, preserving Hillview Lake Dam's integrity is crucial for both water resource enthusiasts and climate advocates to enjoy a safe and sustainable environment.

Year Completed

1961

Dam Length

530

Dam Height

31

River Or Stream

UNNAMED TRIBUTARY MILL CREEK

Surface Area

9.85

Hydraulic Height

31

Drainage Area

0.17

Nid Storage

198

Structural Height

31

Outlet Gates

None

Hazard Potential

High

Nid Height

31
       
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.