Glossary
Datum
A datum is the agreed reference surface behind elevation numbers—most often a vertical datum for stage and pool heights. Comparing two readings only makes sense when both carry the same datum label, or a documented conversion between them.
Published May 16, 2026 · Editorial standards
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Cordell Hull Lake
/lakes/cordell-hull
Cordell Hull Lake catalogs elevation reference MSL—compare only to readings using the same labels.
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Cheatham Lake
/lakes/cheatham
Cheatham Lake catalogs elevation reference MSL—compare only to readings using the same labels.
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Lake Oconee
/lakes/oconee
Reference information only. See data sources, editorial standards, or suggest a correction.



