Hydrowet — Lake Lanier, live

updated Sep 9, 2:15 PM

Lake Lanier · elevation at Buford Dam

1,049.18ft above sea level

-0.03 ftsince midnight

-0.42 ft7 days

-1.31 ft30 days

Lanier is easing down — releases, evaporation, and intake are outpacing ≈262 cfs of gauged inflow (-0.4 ft this week). That puts it in the “First pinch points” range, 5.2 ft above the “Widespread low-water impact” line.

Storage

1739k

acre-feet

To full pool (1071 ft)

5.8 ft

below full

Percent full

89%

of full-pool storage

Water temp

52.2°F

below Buford Dam

The lake in cross-section

Past 30d

-1.25 ft over this window

Daily mean elevation · official lake gauge · provisional

First pinch points

What this level means →

Where the water is flowing

Full water budget →

SteadyReceding · high water draining downOn the rise · climbing right nowInbound wave · big rise upstreamFlooding · NWS, by river height— direction is judged from each gauge’s own last 48 hours, scaled to its river; dot speed follows the flow itself. NWS flood status is judged by river height and outranks direction

Live streamflow at the 2 USGS gauges, plus the live flow leaving through the dam (USGS). Labels show measured flow — line width is not to scale.

Tributary inflow · gauged rivers upstream

262cfs combined

72% of gauged inflow is coming from the Chattahoochee

Chattahoochee River near Cornelia
189 cfs72%USGS · 2:45 PM EDT
Chestatee River near Dahlonega
73 cfs28%USGS · 2:45 PM EDT

Gauged tributaries only — runoff below these gauges and ungauged arms are not included. Streamflow: USGS, provisional, stamped per reading. Flood status: NOAA/NWS, judged by river height at each gauge — not by the flow number.