Glossary
NGVD 29
NGVD 29 (National Geodetic Vertical Datum of 1929) is the older national vertical datum still printed on many USACE pool schedules, legacy gauge histories, and southeastern reservoir guides. Treat any NGVD-labeled elevation as valid only in that reference frame.
Related lake intelligence
Cross Lake
/lakes/cross-lake
Cross Lake catalogs elevation reference MSL—compare only to readings using the same labels.
Related lake intelligence
Canyon Ferry Lake
/lakes/canyon-ferry
Canyon Ferry Lake catalogs elevation reference MSL—compare only to readings using the same labels.
Related lake intelligence
Lay Lake
/lakes/lay

