Chattooga River near Clayton

No flooding

USGS 02177000 · NWS CYNG1 · Rabun County

254cfs

Gage height

1.35 ft

Share of gauged inflow

78%

Streamflow · past 7 days

15-minute instantaneous discharge · USGS · provisional and subject to revision

NWS flood stages

Forecasts are issued routinely year-round.

Historic crests

Aug 30, 194013.80 ft29,000 cfs
May 28, 197312.00 ft
Sep 27, 202411.37 ft34,300 cfs
Sep 17, 200411.21 ft33,300 cfs
Oct 4, 196411.12 ft
May 15, 197610.36 ft
Mar 4, 197910.12 ft
Sep 8, 20049.21 ft14,950 cfs

What floods at each stage

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

2.75 ft2.75 TO 3 INCHES OF RAIN IN 12 HOURS WILL TAKE RIVER TO 4.30 FT›

2.75 TO 3 INCHES OF RAIN IN 12 HOURS WILL TAKE RIVER TO 4.30 FT

3.5 ftGENERAL RAIN OF 3 TO 4 INCHES IN 12 HOURS WILL TAKE THE RIVER ABOVE FLOOD STAGE. RIVER LEVEL WILL BE AROUND 6 FT›

GENERAL RAIN OF 3 TO 4 INCHES IN 12 HOURS WILL TAKE THE RIVER ABOVE FLOOD STAGE. RIVER LEVEL WILL BE AROUND 6 FT

4.5 ftLEVEL AT WHICH WHITEWATER RAFTING WILL BECOME DANGEROUS AND RIVER OPERATIONS WILL BE SHUT DOWN. THERE IS A 5 HOUR DELAY IN CREST AFTER CREST AT BURG1.›

LEVEL AT WHICH WHITEWATER RAFTING WILL BECOME DANGEROUS AND RIVER OPERATIONS WILL BE SHUT DOWN. THERE IS A 5 HOUR DELAY IN CREST AFTER CREST AT BURG1.

5 ft5 INCH BASINWIDE 36 HR RAINFALL CAUSED 4 FT RISE...FROM 1.5 TO 5.5 FEET.›

5 INCH BASINWIDE 36 HR RAINFALL CAUSED 4 FT RISE...FROM 1.5 TO 5.5 FEET.

7 ftRIVER LEVELS WILL BE VERY HIGH AND VERY DANGEROUS FOR RAFTERS OR ANYONE NEAR THE RIVER.›

RIVER LEVELS WILL BE VERY HIGH AND VERY DANGEROUS FOR RAFTERS OR ANYONE NEAR THE RIVER.

15 ftROADS DOWNSTREAM MAY START TO FLOOD›

ROADS DOWNSTREAM MAY START TO FLOOD

42 ftROAD OVER THE RIVER WILL BEGIN TO FLOOD...BUT IS WELL ABOVE RECORD CREST OF 13.8 FEET.›

ROAD OVER THE RIVER WILL BEGIN TO FLOOD...BUT IS WELL ABOVE RECORD CREST OF 13.8 FEET.

drawing up the lake…

hydrowet