Santee Cooper hydropower project
E921919
The Santee Cooper hydropower project is a large New Deal–era public works development in South Carolina that created lakes and dams to generate hydroelectric power and support regional economic growth.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Santee Cooper (South Carolina Public Service Authority) | 1 |
| Santee Cooper Project | 1 |
| Santee Cooper hydropower project canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11372006 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Santee Cooper hydropower project Context triple: [Santee River, partOf, Santee Cooper hydropower project]
-
A.
Cushman Hydroelectric Project
The Cushman Hydroelectric Project is a hydroelectric power generation system in Washington State that uses Lake Cushman and associated dams and facilities to produce electricity.
-
B.
Tellico Dam project
The Tellico Dam project was a controversial Tennessee Valley Authority initiative on the Little Tennessee River, widely known for its environmental and cultural impacts, including the flooding of historic Cherokee sites and a landmark legal battle over the endangered snail darter.
-
C.
Yazoo Backwater Project
The Yazoo Backwater Project is a long-debated U.S. Army Corps of Engineers flood-control initiative in Mississippi’s Yazoo River basin, best known for its controversial proposed pumping station and its environmental and political disputes.
-
D.
Tennessee Valley Authority Norris Dam project
The Tennessee Valley Authority Norris Dam project was a major New Deal-era hydroelectric and flood-control initiative on the Clinch River in Tennessee that created Norris Dam, Norris Lake, and surrounding recreational and conservation areas.
-
E.
Howard A. Hanson Dam project
The Howard A. Hanson Dam project is a major flood-control and water management infrastructure initiative on Washington’s Green River that protects downstream communities in the Puget Sound region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Santee Cooper hydropower project Target entity description: The Santee Cooper hydropower project is a large New Deal–era public works development in South Carolina that created lakes and dams to generate hydroelectric power and support regional economic growth.
-
A.
Cushman Hydroelectric Project
The Cushman Hydroelectric Project is a hydroelectric power generation system in Washington State that uses Lake Cushman and associated dams and facilities to produce electricity.
-
B.
Tellico Dam project
The Tellico Dam project was a controversial Tennessee Valley Authority initiative on the Little Tennessee River, widely known for its environmental and cultural impacts, including the flooding of historic Cherokee sites and a landmark legal battle over the endangered snail darter.
-
C.
Yazoo Backwater Project
The Yazoo Backwater Project is a long-debated U.S. Army Corps of Engineers flood-control initiative in Mississippi’s Yazoo River basin, best known for its controversial proposed pumping station and its environmental and political disputes.
-
D.
Tennessee Valley Authority Norris Dam project
The Tennessee Valley Authority Norris Dam project was a major New Deal-era hydroelectric and flood-control initiative on the Clinch River in Tennessee that created Norris Dam, Norris Lake, and surrounding recreational and conservation areas.
-
E.
Howard A. Hanson Dam project
The Howard A. Hanson Dam project is a major flood-control and water management infrastructure initiative on Washington’s Green River that protects downstream communities in the Puget Sound region.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
New Deal public works project
ⓘ
hydroelectric power project ⓘ infrastructure project ⓘ |
| alsoKnownAs |
Santee Cooper Power and Navigation Project
NERFINISHED
ⓘ
Santee Cooper project NERFINISHED ⓘ |
| completionDate | 1942 ⓘ |
| connectsWith | Atlantic Intracoastal Waterway via Cooper River NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| developer | South Carolina Public Service Authority NERFINISHED ⓘ |
| fundedBy | New Deal programs NERFINISHED ⓘ |
| hasEffect |
creation of major recreational lakes in South Carolina
ⓘ
displacement of communities in the Santee River valley ⓘ increased availability of electric power in rural South Carolina ⓘ submergence of large areas of forest and farmland ⓘ |
| hasPart |
Lake Marion
NERFINISHED
ⓘ
Lake Moultrie NERFINISHED ⓘ Pinopolis Dam NERFINISHED ⓘ Pinopolis Lock NERFINISHED ⓘ Santee Dam NERFINISHED ⓘ diversion canal between Santee River and Cooper River ⓘ |
| heritageDesignation |
National Historic Civil Engineering Landmark
NERFINISHED
ⓘ
National Register of Historic Places district NERFINISHED ⓘ |
| inception | late 1930s ⓘ |
| industry | electric power industry ⓘ |
| locatedIn | South Carolina ⓘ |
| locatedInAdministrativeTerritorialEntity |
Berkeley County, South Carolina
NERFINISHED
ⓘ
Calhoun County, South Carolina NERFINISHED ⓘ Clarendon County, South Carolina NERFINISHED ⓘ Orangeburg County, South Carolina NERFINISHED ⓘ Sumter County, South Carolina NERFINISHED ⓘ |
| locatedNear | Charleston, South Carolina NERFINISHED ⓘ |
| locatedOnWaterbody |
Cooper River
NERFINISHED
ⓘ
Santee River NERFINISHED ⓘ |
| notableFor |
creation of one of the largest man-made lakes in South Carolina
ⓘ
one of the largest land-clearing projects in U.S. history at the time of construction ⓘ |
| operator | Santee Cooper NERFINISHED ⓘ |
| ownedBy | South Carolina Public Service Authority NERFINISHED ⓘ |
| partOf | New Deal infrastructure expansion in the American South NERFINISHED ⓘ |
| powerSource | hydropower ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ improvement of inland navigation ⓘ regional economic development ⓘ rural electrification ⓘ |
| significantEvent |
creation of Lake Marion by impoundment of the Santee River
ⓘ
creation of Lake Moultrie by impoundment of the Cooper River basin ⓘ |
| startDate | 1939 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Santee Cooper hydropower project Description of subject: The Santee Cooper hydropower project is a large New Deal–era public works development in South Carolina that created lakes and dams to generate hydroelectric power and support regional economic growth.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Santee Cooper Project
this entity surface form:
Santee Cooper (South Carolina Public Service Authority)