Dd No 7-4 (Doll North) Reservoir Report

Last Updated: December 13, 2025

Dd No 7-4 (Doll North) is a flood risk reduction dam located in Burdett, Kansas, along the Pawnee River.


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Summary

Built in 1974 by the USDA NRCS, this earth dam stands at a height of 35 feet and spans 1510 feet in length. With a storage capacity of 11317 acre-feet and a drainage area of 4.96 square miles, this dam plays a crucial role in managing floodwaters in the region.

Managed by the Kansas Department of Agriculture, Dd No 7-4 is classified as a low hazard potential structure with a moderate risk assessment. While the dam is not currently rated for condition assessment, it is regularly inspected, with emergency action plans in place. The primary purpose of this dam is flood risk reduction, with a spillway width of 200 feet to handle maximum discharges of up to 2096 cubic feet per second.

Water resource and climate enthusiasts will appreciate the strategic location and design of Dd No 7-4, which helps protect the surrounding area from flooding while efficiently managing water flow along the Pawnee River. With state jurisdiction and regulatory oversight, this dam serves as a vital infrastructure asset in safeguarding the community against potential water-related disasters. Its historical significance and ongoing maintenance make it a key component in the region's water resource management efforts.

Year Completed

1974

Dam Length

1510

Dam Height

35

River Or Stream

PAWNEE RIVER-TR

Primary Dam Type

Earth

Surface Area

26.58

Hydraulic Height

34

Drainage Area

4.96

Nid Storage

11317

Structural Height

35

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

35
       
Seasonal Comparison

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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.