TornadoLiveMap

Rio Piedras at Quebrada Josefina — water level right now

San Juan, Puerto Rico · NWS gauge QJOP4
Loading the latest reading…
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current stage (ft)
 
11
minor flood stage
 
–
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 · 8
minor · 11
Flood stageLevel (ft)What it means
Minor flood stage11low-lying roads and fields near the river start to flood
Action stage8water is approaching flood level — time to pay attention

Highest floods on record here

The National Weather Service has no historic crest list on file for this gauge.

Where this gauge is

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

Nearby river gauges

Rio Piedras at Hato Rey 0 mi away · loading… Rio Piedras at Quebrada Margarita 2 mi away · loading… San Juan, La Puntilla Tide Gauge (in MLLW) 5 mi away · loading… Rio Grande De Loiza below Dam 6 mi away · loading… Quebrada Grande at Bo. Dos Bocas 7 mi away · loading… Rio Bayamon at Bayamon 7 mi away · loading…

Gauge details

NWS gauge IDQJOP4
USGS site50049310
CountySan Juan
StatePuerto Rico
NWS forecast officeSan Juan
River forecast centerSoutheast River Forecast Center
Coordinates18.407, -66.075
Time zoneAST4
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 Rio Piedras at Quebrada Josefina

Is Rio Piedras at Quebrada Josefina 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 11 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Rio Piedras at Quebrada Josefina?

minor flood stage 11 ft, action stage 8 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

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 San Juan and local emergency management.