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Level of the Lake

Chattahoochee River near Cornelia

No flooding

USGS 02331600 · NWS DCNG1 · Habersham County

230cfs

USGS · 5:45 PM EST

Gage height

0.22 ft

Share of river inflow

70%

Streamflow · past 7 days

245277310Nov 7Nov 11Nov 14
Streamflow, past 7 days, latest 230 cfs, peak 314 cfs on Nov 7, 6 PM (60 of 670 readings, evenly spaced, first and latest included)
TimeFlow (cfs)
Nov 7, 6 PM314
Nov 7, 9 PM308
Nov 8, 12 AM305
Nov 8, 3 AM305
Nov 8, 5 AM297
Nov 8, 8 AM291
Nov 8, 11 AM289
Nov 8, 2 PM289
Nov 8, 5 PM291
Nov 8, 8 PM283
Nov 8, 10 PM286
Nov 9, 1 AM280
Nov 9, 4 AM280
Nov 9, 7 AM272
Nov 9, 10 AM270
Nov 9, 1 PM272
Nov 9, 3 PM272
Nov 9, 6 PM270
Nov 9, 9 PM267
Nov 10, 12 AM264
Nov 10, 3 AM275
Nov 10, 6 AM275
Nov 10, 8 AM264
Nov 10, 11 AM267
Nov 10, 2 PM262
Nov 10, 5 PM259
Nov 10, 8 PM256
Nov 10, 11 PM262
Nov 11, 1 AM259
Nov 11, 4 AM256
Nov 11, 7 AM251
Nov 11, 10 AM248
Nov 11, 1 PM248
Nov 11, 4 PM254
Nov 11, 7 PM248
Nov 11, 9 PM246
Nov 12, 12 AM246
Nov 12, 3 AM256
Nov 12, 6 AM256
Nov 12, 9 AM251
Nov 12, 12 PM262
Nov 12, 2 PM256
Nov 12, 5 PM259
Nov 12, 8 PM254
Nov 12, 11 PM254
Nov 13, 2 AM256
Nov 13, 5 AM256
Nov 13, 7 AM246
Nov 13, 10 AM243
Nov 13, 1 PM243
Nov 13, 4 PM251
Nov 13, 7 PM241
Nov 13, 10 PM243
Nov 14, 12 AM235
Nov 14, 3 AM243
Nov 14, 6 AM243
Nov 14, 9 AM235
Nov 14, 12 PM235
Nov 14, 3 PM235
Nov 14, 5 PM230

15-minute readings · USGS · provisional

NWS flood stages

Major flood21.00 ftModerate flood18.00 ftMinor flood14.00 ftNear flood11.00 ft0.00 ftnow · 0.22 ft

now = USGS gage height · 5:45 PM EST

Forecasts are issued routinely year-round.

Historic crests

  • Oct 11, 202020.63 ft28,686 cfs
  • Mar 12, 196320.55 ft26,400 cfs
  • May 28, 197320.30 ft25,800 cfs
  • Aug 23, 196718.83 ft22,000 cfs
  • May 29, 197617.95 ft21,100 cfs
  • Jan 27, 199616.68 ft21,500 cfs
  • Dec 28, 201815.53 ft19,548 cfs
  • Feb 6, 202014.29 ft17,706 cfs

What floods at each stage

National Weather Service impact statements for this gauge, lowest stage first.

11.00 ftBankfull conditions are reached upstream and downstream from the gage on Duncan Bridge Road. ›

Bankfull conditions are reached upstream and downstream from the gage on Duncan Bridge Road.

14.00 ftFlood Stage is reached with minor flooding along the river upstream and downstream from the gage on Duncan Bridge Road.›

Flood Stage is reached with minor flooding along the river upstream and downstream from the gage on Duncan Bridge Road.

18.00 ftModerate Flood Stage is reached with additional flooding along the river upstream and downstream from the gage on Duncan Bridge Road. Water may be 1 to 3 feet deep on the right bank, near Wildwood Outfitters, and approach the building. ›

Moderate Flood Stage is reached with additional flooding along the river upstream and downstream from the gage on Duncan Bridge Road. Water may be 1 to 3 feet deep on the right bank, near Wildwood Outfitters, and approach the building.

20.00 ftModerate Flooding expands upstream and downstream from the gage on Duncan Bridge Road. Water may be 3 to 5 feet deep along the right bank, and will begin to enter the Wildwood Outfitters building.›

Moderate Flooding expands upstream and downstream from the gage on Duncan Bridge Road. Water may be 3 to 5 feet deep along the right bank, and will begin to enter the Wildwood Outfitters building.

21.00 ftMajor Flooding begins upstream and downstream from the gage on Duncan Bridge Road. Significant flooding will be occurring, and ater may be 5 to 7 feet deep along the right bank, and will be 1 to 3 feet deep in the Wildwood Outfitters building. ›

Major Flooding begins upstream and downstream from the gage on Duncan Bridge Road. Significant flooding will be occurring, and ater may be 5 to 7 feet deep along the right bank, and will be 1 to 3 feet deep in the Wildwood Outfitters building.