Hartwell Lake

Elevation at the USGS gauge near Anderson, SC

647.53ft

feet above sea level

12.47 ft below full · down 0.18 ft this week

Drought drawdown

updated 6:00 PM EST

Past 24 hours

+0.03 ft

level change

Since midnight

+0.03 ft

level change

Past 30 days

−1.57 ft

level change

Storage

—

no storage reading

Put Hartwell’s level on your phone →

Drought watchHartwell Lake 12.47 ft below full pool

Below full pool

12.47

ft (full = 660.00 ft)

Hartwell deficit

—

acre-feet below full

Above 2008 drought low

10.04

ft (637.49 ft, 2008 drought)

How past droughts played out →

Hartwell is holding steady. Water in and water out are about even this week. That puts it in the “Drought drawdown” range, 4.53 ft above the “Near the record low” line.

Past 30 days

−1.68 ft over this window

Lake elevation, past 30 days, now 647.54 ft, down 1.68 ft over the window
Date	Elevation (ft)
Oct 14	649.22
Oct 15	649.10
Oct 16	649.02
Oct 17	649.08
Oct 18	649.09
Oct 19	648.98
Oct 20	648.77
Oct 21	648.60
Oct 22	648.44
Oct 23	648.31
Oct 24	648.27
Oct 25	648.28
Oct 26	648.22
Oct 27	648.06
Oct 28	647.91
Oct 29	647.80
Oct 30	647.75
Oct 31	647.71
Nov 1	647.73
Nov 2	647.71
Nov 3	647.65
Nov 4	647.60
Nov 5	647.66
Nov 6	647.70
Nov 7	647.68
Nov 8	647.72
Nov 9	647.73
Nov 10	647.68
Nov 11	647.63
Nov 12	647.58
Nov 13	647.54

Daily mean elevation · USGS 02187010 daily means · provisional

The lake in cross-section

Rivers into the lake

Rivers & rain →

Swipe sideways to follow the river to the lake →

SteadyReceding · high water draining downOn the rise · climbing right nowInbound wave · big rise upstreamFlooding · NWS, by river heightNo current readingRising or falling is judged from each gauge’s last 48 hours, scaled to its river. Dot speed follows the flow. NWS flood status comes from river height and outranks direction.

Streamflow at the 2 USGS gauges. Labels are gauge readings in cfs. Line width isn’t to scale.

The rivers, gauge by gauge

267cfs combined

84% of the inflow is coming from the Chattooga

Chattooga River near Clayton
224 cfs84%USGS · 6:00 PM EST
Twelvemile Creek near Liberty
43 cfs16%USGS · 6:00 PM EST

Gauged rivers only. Runoff below these gauges and ungauged arms aren’t counted. Streamflow: USGS (provisional). Flood status: NOAA/NWS, from river height at each gauge rather than flow.