E.br So Fk Blackwater E-24

E.br So Fk Blackwater E-24 is an earth dam located in Johnson County, Missouri, built in 1954. It carries a High hazard potential classification.

About E.br So Fk Blackwater E-24

The primary purpose of E.br So Fk Blackwater E-24 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Johnson Co Scd (local government). It impounds the Tr-e.br.so.fk.blackwater near Sweet Springs, M.

The dam stands 26 feet tall and stretches 790 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 121 acre-feet, and collects water from a drainage area of 262 square miles. Completed in 1954, the structure is well into its service life at over 50 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Missouri dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardNot Rated ConditionEmergency Action Plan: Yes

Location

StateMissouri
CountyJohnson
Nearest CitySweet Springs, M
River/StreamTr-e.br.so.fk.blackwater
Coordinates38.85637, -94.03558

Physical Characteristics

Dam TypeEarth
NID Height26 ft
Dam Height24 ft
Dam Length790 ft
Year Completed1954 (72 years old)

Storage & Hydraulics

NID Storage121 acre-ft
Max Storage121 acre-ft
Normal Storage57 acre-ft
Surface Area5 acres
Drainage Area262 sq mi
Max Discharge233 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerJOHNSON CO SCD
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentNot Rated
Emergency Action PlanYes

Identifiers

NID IDMO50228
Federal IDMO50228
More InfoState Dam Safety Program

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