Jones #3 Reservoir Report

Last Updated: December 5, 2025

Jones #3 is a privately owned irrigation dam located in Kremmling, Colorado, along the Sheep Creek river.


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Summary

Built in 1914, this earth dam stands at a height of 15 feet and has a maximum storage capacity of 78 acre-feet. With a normal storage level of 43 acre-feet, the dam serves multiple purposes including fire protection, stock watering, and irrigation for the surrounding area.

Despite its age, Jones #3 has been well-maintained and remains in satisfactory condition, with a low hazard potential. The dam features an uncontrolled spillway with a width of 18 feet and a slide gate outlet for water release. The last inspection in May 2019 deemed the structure to be in good shape, meeting regulatory standards set by the Colorado Department of Water Resources.

Although Jones #3 poses a moderate risk due to its age and design, it continues to provide vital water resources to the community. With regular inspections and maintenance, this historic dam ensures a reliable water supply for agricultural and domestic use in the region, highlighting the importance of sustainable water management practices in the face of changing climate conditions.

Years Modified

1966 - Structural

Year Completed

1914

Dam Length

200

Dam Height

15

River Or Stream

SHEEP CREEK

Primary Dam Type

Earth

Surface Area

10

Hydraulic Height

16

Drainage Area

5

Nid Storage

78

Structural Height

15

Outlet Gates

Slide (sluice gate) - 1

Hazard Potential

Low

Foundations

Rock, 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.