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Passaic River at Little Falls — water level right now

Passaic County, New Jersey · NWS gauge LTFN4
Loading the latest reading…
–
current stage (ft)
 
7
minor flood stage
 
17.5
record crest
set 1903-10-10
–
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:

action · 6.5
minor · 7
moderate · 8
major · 9
Flood stageLevel (ft)What it means
Major flood stage9extensive inundation and significant evacuations — a serious event
Moderate flood stage8some buildings and roads inundated; evacuations possible
Minor flood stage7low-lying roads and fields near the river start to flood
Action stage6.5water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
117.51903-10-10+10.5 above
214.192011-08-30+7.19 above
312.911984-04-07+5.91 above
411.882007-04-18+4.88 above
511.872010-03-16+4.87 above
611.812011-03-13+4.81 above
711.052011-09-09+4.05 above
810.731968-05-31+3.73 above
910.292023-12-20+3.29 above
1010.112005-04-04+3.11 above
1110.081984-06-01+3.08 above
129.841999-09-18+2.84 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

Passaic River above Beatties Dam 0 mi away · loading… Passaic River at Singac 2 mi away · loading… Peckman River at Verona 3 mi away · loading… Molly Ann Brook at N. Haledon 5 mi away · loading… Passaic River at Clifton (Dundee Dam) 5 mi away · loading… Passaic River at Pine Brook 5 mi away · loading…

Gauge details

NWS gauge IDLTFN4
USGS site01389500
CountyPassaic
StateNew Jersey
NWS forecast officeMount Holly
River forecast centerMiddle Atlantic River Forecast Center
Coordinates40.885, -74.226
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 Passaic River at Little Falls

Is Passaic River at Little Falls 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 7 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Passaic River at Little Falls?

major flood stage 9 ft, moderate flood stage 8 ft, minor flood stage 7 ft, action stage 6.5 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Passaic River at Little Falls?

The highest crest on file at this gauge is 17.5 ft, reached on 1903-10-10 — that is 10.5 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.