Canal De Patillas below Guayama Filtration Plant water level

Name: Canal De Patillas below Guayama Filtration Plant water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

Canal gauge, Canal De Patillas, Puerto Rico, United States

Directions

Normal for late October

Water level

1.44ft Steady over the last 24 hours

Measured Oct 21, 2026, 04:30 AM AST (1 hour ago)

Flow: 9.2 cfs

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

The gauge at Canal De Patillas below Guayama Filtration Plant reads 1.44 ft, a normal level for late October.

That puts it 0.02 ft below the median of 1.46 ft for late October, based on 12 years of readings. A year ago it stood at 1.54 ft (−0.10 ft).

The level has held steady over the past 24 hours. Over the past 30 days it has moved between 1.41 ft and 1.49 ft.

Compared with 12 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 1.46 ft0.02 ft below the median for this date
Normal for this date: 0.46 ft – 1.55 ft8 years in 10 fall in this range (12 years of records)
Same day last year: 1.54 ft−0.10 ft
Lowest and highest in 30 days: 1.41 ft – 1.49 ft
Lowest and highest in 12 months: 1.12 ft – 1.63 ft

Weather at the gauge

Rain in the last 3 days: 0.14 in. Rain that falls upstream can take hours or days to show up at a river gauge.

21 Wed 88° 78° 0.07 in, 63% Wind 9 mph

22 Thu 83° 77° 0.17 in, 61% Wind 8 mph

23 Fri 85° 78° 0.13 in, 75% Wind 11 mph

24 Sat 86° 78° 0.17 in, 93% Wind 14 mph

25 Sun 86° 79° 0.06 in, 86% Wind 12 mph

26 Mon 85° 79° 0.15 in, 73% Wind 10 mph

27 Tue 86° 78° 0.05 in, 53% Wind 9 mph

Forecast: Open-Meteo

Sunrise 06:20 AM Sunset 05:59 PM Daylight 11 hr, 39 min Waxing gibbous 76%

Map

Other gauges on the Canal De Patillas

Gauge	Level	Compared with normal	24 hours	Distance
Canal De Patillas at ForebayCanal gauge, Canal De Patillas	1.57 ft	Normal	±0	5.8 mi
Canal De Patillas above Guayama Filtration PlantCanal gauge, Canal De Patillas	2.63 ft	High	−0.01 ft	0.0 mi
Canal De Patillas above Aes Intake at GuayamaCanal gauge, Canal De Patillas	1.45 ft	No reference yet	−0.01 ft	2.6 mi
Canal De Patillas above El Legado IntakeRiver gauge, Canal De Patillas	1.31 ft	Normal	±0	5.2 mi
Canal De Patillas at Intake 113 SalinasCanal gauge, Canal De Patillas	1.34 ft	High	±0	11 mi
Canal De Patillas at Intake 123, SalinasCanal gauge, Canal De Patillas	1.51 ft	High	±0	12 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Canal De Guamani Oeste at Highway 15 GuayamaCanal gauge, Canal De Guamani Oeste	1.34 ft	Normal	−0.03 ft	1.7 mi
Aes Intake Canal at Canal De Patillas, GuayamaCanal gauge, Aes Intake Canal	1.46 ft	Normal	−0.02 ft	2.6 mi
Rio Grande De Patillas below Lago PatillasCanal gauge, Rio Grande De Patillas	4.33 ft	Low	−0.01 ft	5.6 mi
Rio Grande De Patillas near PatillasRiver gauge, Rio Grande De Patillas	4.63 ft	Normal	−0.03 ft	5.8 mi
Rio Marin near PatillasRiver gauge, Rio Marin	6.49 ft	Normal	−0.05 ft	7 mi
Rio Majada at La PlenaRiver gauge, Rio Majada	3.29 ft	Normal	−0.03 ft	8 mi
Rio Lapa near Rabo Del BueyRiver gauge, Rio Lapa	5.32 ft	Normal	+0.01 ft	11 mi

Questions and answers

How does the Canal De Patillas below Guayama Filtration Plant compare with last year?

It is 0.10 ft lower than on the same day last year, when the reading was 1.54 ft.

What is a normal level for the Canal De Patillas below Guayama Filtration Plant in late October?

The median for late October is 1.46 ft. In 8 years out of 10 the reading falls between 0.46 ft and 1.55 ft, based on 12 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 Canal De Patillas below Guayama Filtration Plant today?

On Oct 21, 2026, 04:30 AM AST, the water level was 1.44 ft. Steady over the last 24 hours.

Is Canal De Patillas below Guayama Filtration Plant rising or falling?

Steady over the last 24 hours. Steady over the last 7 days.

Is the level of Canal De Patillas below Guayama Filtration Plant normal?

Normal for late October. Compared with 12 years of daily readings for this time of year.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:50093078 (Agency page)
Coordinates: 17.98250, -66.10139 (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	1.44 ft	2026-10-21 08:30	Provisional
Flow	9.2 cfs	2026-10-21 08:30	Provisional

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How to cite

U.S. Geological Survey: Canal De Patillas below Guayama Filtration Plant (usgs:50093078). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/puerto-rico/canal-de-patillas-below-guayama-filtration-plant

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