Columbia Embankment And Canal Spillway

Significant HazardUnsatisfactory ConditionEmergency Action Plan: Yes

Location

StateSouth Carolina
CountyRichland
Nearest CityColumbia
River/StreamBroad
Coordinates34.01446, -81.05972

Physical Characteristics

Dam TypeEarth
NID Height8 ft
Dam Height8 ft
Dam Length18,480 ft
Year Completed1882 (144 years old)

Storage & Hydraulics

NID Storage800 acre-ft
Max Storage800 acre-ft
Normal Storage800 acre-ft
Surface Area265 acres
Max Discharge840 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
OwnerCity of Columbia
Owner TypePublic Utility
Hazard ClassificationSignificant
Condition AssessmentUnsatisfactory
Last Inspection06/26/2025
Emergency Action PlanYes

Identifiers

NID IDSC01065
Federal IDSC01065S002
More InfoState Dam Safety Program

Nearby Dams

Columbia Reservoir Dike 0.8 mi High Broad River Trace Dam 0.8 mi Low Louise Sprott Dam 1.8 mi Undetermined Shimmy's Pond Dam 2.1 mi High Lower Quail Hollow Dam 3.2 mi High Upper Quail Hollow Dam 3.4 mi High Muthig Pond Dam 4.1 mi Low Ben Lippen School Dam 4.2 mi Low Roland-alvarez Pond Dam 4.4 mi Significant Dys Dam 4.4 mi Low