Rio Inabon at Real Abajo water level

Name: Rio Inabon at Real Abajo water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Rio Inabon, Puerto Rico, United States

Directions

Very low for mid-October

Water level

1.52ft Up 0.05 ft over the last 24 hours

Measured Oct 20, 2026, 06:30 AM AST (60 min ago)

Flow: 7.3 cfs

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %) Minor flood stage

What this means

Low water at Rio Inabon at Real Abajo: the gauge reads 1.52 ft, far below normal for mid-October.

That puts it 0.53 ft below the median of 2.06 ft for mid-October, based on 36 years of readings. It is 6.48 ft below the flood stage of 8.00 ft. A year ago it stood at 1.67 ft (−0.15 ft).

It is on the way up, by 0.05 ft over the past 24 hours. The 30-day range is 1.47 ft – 1.85 ft.

Fall is often low-water season on rivers, and it usually takes a few days of steady rain to change that.

Compared with 36 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 2.06 ft0.53 ft below the median for this date
Normal for this date: 1.67 ft – 2.75 ft8 years in 10 fall in this range (36 years of records)
Same day last year: 1.67 ft−0.15 ft
Lowest and highest in 30 days: 1.47 ft – 1.85 ft
Lowest and highest in 12 months: 1.26 ft – 2.92 ft
Highest on record: 25.30 ftOctober 7, 1985

Paddling and fishing conditions

At low levels, plan for shorter paddling trips and expect to walk your boat through a few shoals.

For reference, flood stage is 8.00 ft.

What happens at each level

8.00 ft: PR-1 near Mercedita Airport likely to be impassable. /oms 3/2023.
6.00 ft: Flooding at the Mercedita Airport (close to the AA runway). /oms 3/2023.
1.52 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Rank	Level	Date
1	25.30 ft	October 7, 1985
2	20.76 ft	September 20, 2017
3	20.76 ft	September 20, 2017
4	20.60 ft	October 9, 1970
5	20.56 ft	September 18, 2022
6	20.53 ft	January 6, 1992
7	19.08 ft	October 10, 2005
8	18.89 ft	September 12, 1982
9	18.60 ft	September 16, 1975
10	18.37 ft	September 10, 1996

Weather at the gauge

Rain in the last 3 days: 0.31 in. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue 85° 75° 0.05 in, 80% Wind 8 mph

21 Wed 85° 75° 0.06 in, 67% Wind 9 mph

22 Thu 84° 75° 0.25 in, 82% Wind 8 mph

23 Fri 85° 75° 0.09 in, 78% Wind 9 mph

24 Sat 85° 76° 0.15 in, 59% Wind 11 mph

25 Sun 87° 76° 0.07 in, 64% Wind 9 mph

26 Mon 87° 76° 0.02 in, 52% Wind 7 mph

Forecast: Open-Meteo

Sunrise 06:22 AM Sunset 06:02 PM Daylight 11 hr, 40 min First quarter 68%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Rio Cerrillos below Lago Cerrillos near PonceRiver gauge, Rio Cerrillos	0.92 ft	Low	±0	1.5 mi
Rio Cerrillos above Lago Cerrillos near PonceRiver gauge, Rio Cerrillos	0.47 ft	Very low	−0.02 ft	3.5 mi
Canal De Juana Diaz at Lago GuayabalCanal gauge, Canal De Juana Diaz	1.68 ft	Very high	+0.03 ft	3.9 mi
Rio Jacaguas at Juana DiazRiver gauge, Rio Jacaguas	5.46 ft	Low	+0.82 ft	4.1 mi
Rio Jacaguas above Lago GuayabalRiver gauge, Rio Jacaguas	4.25 ft	Very low	+0.07 ft	4.4 mi
Rio Portugues at Parque Ceremonial Tibes near PonceRiver gauge, Rio Portugues	2.25 ft	Very low	−0.01 ft	4.8 mi
Rio Portugues near TibesRiver gauge, Rio Portugues	4.31 ft	Very low	+0.03 ft	5.3 mi
Canal De Juana Diaz at Piedra Aguzada near Juana DiaCanal gauge, Canal De Juana Diaz	1.83 ft	High	+0.02 ft	5.8 mi

Questions and answers

How does the Rio Inabon at Real Abajo compare with last year?

It is 0.15 ft lower than on the same day last year, when the reading was 1.67 ft.

What is flood stage for the Rio Inabon at Real Abajo?

The official flood stage is 8.00 ft. The level is currently 6.48 ft below it.

What is a normal level for the Rio Inabon at Real Abajo in mid-October?

The median for mid-October is 2.06 ft. In 8 years out of 10 the reading falls between 1.67 ft and 2.75 ft, based on 36 years of records.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Rio Inabon at Real Abajo today?

On Oct 20, 2026, 06:30 AM AST, the water level was 1.52 ft. Up 0.05 ft over the last 24 hours.

Is Rio Inabon at Real Abajo rising or falling?

Up 0.05 ft over the last 24 hours. Down 0.12 ft over the last 7 days.

Is the level of Rio Inabon at Real Abajo normal?

Very low for mid-October. Compared with 36 years of daily readings for this time of year.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:50112500 (Agency page)
Coordinates: 18.08648, -66.56307 (WGS84)
Vertical datum: PRVD02
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	1.52 ft	2026-10-20 10:30	Provisional
Flow	7.3 cfs	2026-10-20 10:30	Provisional

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How to cite

U.S. Geological Survey: Rio Inabon at Real Abajo (usgs:50112500). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/puerto-rico/rio-inabon-at-real-abajo

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer