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Barnegat Bay at Waretown (IN MLLW) — water level right now

Ocean County, New Jersey · NWS gauge WATN4
Loading the latest reading…
–
current stage (ft)
 
2.1
minor flood stage
 
4.03
record crest
set 2025-10-13
–
flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

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

minor · 2.1
moderate · 3.1
major · 4.1
Flood stageLevel (ft)What it means
Major flood stage4.1extensive inundation and significant evacuations — a serious event
Moderate flood stage3.1some buildings and roads inundated; evacuations possible
Minor flood stage2.1low-lying roads and fields near the river start to flood

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
14.032025-10-13+1.93 above
23.752022-12-16+1.65 above
33.732021-10-29+1.63 above
43.662021-02-02+1.56 above
53.622025-10-30+1.52 above
63.562024-01-10+1.46 above
73.42022-10-03+1.3 above
83.312024-04-04+1.21 above
93.242023-12-18+1.14 above
103.232022-12-23+1.13 above
113.22025-08-21+1.1 above
123.162021-10-11+1.06 above

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

Barnegat Bay at Barnegat Light (IN MLLW) 4 mi away · loading… Manahawkin Bay at Ship Bottom (IN MLLW) 8 mi away · loading… Westecunk Creek at Stafford Forge 10 mi away · loading… Barnegat Bay near Bayshore (IN MLLW) 13 mi away · loading… Toms River at Toms River 15 mi away · loading… East Branch Bass River at New Gretna 17 mi away · loading…

Gauge details

NWS gauge IDWATN4
USGS site01409124
CountyOcean
StateNew Jersey
NWS forecast officeMount Holly
River forecast centerMiddle Atlantic River Forecast Center
Coordinates39.77, -74.188
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 Barnegat Bay at Waretown (IN MLLW)

Is Barnegat Bay at Waretown (IN MLLW) 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 2.1 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Barnegat Bay at Waretown (IN MLLW)?

major flood stage 4.1 ft, moderate flood stage 3.1 ft, minor flood stage 2.1 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Barnegat Bay at Waretown (IN MLLW)?

The highest crest on file at this gauge is 4.03 ft, reached on 2025-10-13 — that is 1.93 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 Mount Holly and local emergency management.