Every flood and every drought since Allatoona Dam closed. Allatoona Lake has swung across 52 vertical feet — from a record low of 809.3 ft to a record high of 861.2 ft. Today’s 840.55 ft is higher than 87% of all months on record.
Monthly mean (line) with monthly min–max band. Dashed teal line = full pool (840 ft).
Record high
861.2 ft
1964-04-10
Record low
809.3 ft
1954-12-01
Flood pool
860 ft
approx. top of flood storage
Full pool
840 ft
conservation pool
Daily record aggregated here to monthly min/mean/max. Lake level, storage, and streamflow from USGS (Allatoona project data courtesy of USACE Mobile); record elevations from the USACE ACT record-levels table. Historical daily values are agency-reviewed; recent values are provisional.