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Catawba River at Mountain Island Lake and Dam — water level right now

Gaston County, North Carolina · NWS gauge MOUN7
Loading the latest reading…
–
current stage (ft)
 
103
minor flood stage
 
109.6
record crest
set 1940-08-30
–
flood status
official NWS category
Official NOAA forecast → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 101.5
minor · 103
moderate · 104
major · 105.5
Flood stageLevel (ft)What it means
Major flood stage105.5extensive inundation and significant evacuations — a serious event
Moderate flood stage104some buildings and roads inundated; evacuations possible
Minor flood stage103low-lying roads and fields near the river start to flood
Action stage101.5water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
1109.61940-08-30+6.6 above
2107.882024-09-29+4.88 above
3106.912019-06-10+3.91 above
4105.052004-09-10+2.05 above
5104.022013-05-07+1.02 above
6103.41989-10-02+0.4 above
7102.482013-07-070.52 below
81021993-03-271 below
91021994-08-191 below
10101.942003-04-131.06 below
11101.572010-01-281.43 below
12101.51987-03-011.5 below

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Long Creek at Rhyne NC 2 mi away · loading… Gum Branch at Gum Branch road 3 mi away · loading… Long Creek at PAW CREEK 4 mi away · loading… Gar Creek at SR 2074 NR CROFT #6531 5 mi away · loading… McDowell Creek at Beatties Ford Rd. 5 mi away · loading… Catawba River at Lake Norman/Cowans Ford Dam 7 mi away · loading…

Gauge details

NWS gauge IDMOUN7
CountyGaston
StateNorth Carolina
NWS forecast officeGreer
River forecast centerSoutheast River Forecast Center
Coordinates35.334, -80.987
Time zoneEST5EDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Catawba River at Mountain Island Lake and Dam

Is Catawba River at Mountain Island Lake and Dam flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 103 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Catawba River at Mountain Island Lake and Dam?

major flood stage 105.5 ft, moderate flood stage 104 ft, minor flood stage 103 ft, action stage 101.5 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Catawba River at Mountain Island Lake and Dam?

The highest crest on file at this gauge is 109.6 ft, reached on 1940-08-30 — that is 6.6 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Greer and local emergency management.