Rio Toa Vaca above Lago Toa Vaca water level
River gauge, Rio Toa Vaca, Puerto Rico, United States
Right now
High for mid-October
Water level
- Flow
- 280 cfs
History
20252026
What this means
The Rio Toa Vaca above Lago Toa Vaca is above normal at 3.55 ft.
The median for mid-October is 3.03 ft, based on 35 years of readings, so the river stage is 0.52 ft above typical. It is 4.45 ft below the flood stage of 8.00 ft. On the same day last year the reading was 1.84 ft, a difference of +1.71 ft.
It has risen 1.65 ft over the past 24 hours. If the rise continues, low-lying paths and riverside parking can go under water. In the last month it has stayed between 1.62 ft and 4.40 ft.
That stands out in fall, when many rivers are usually near their lowest.
Compared with 35 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 3.03 ft0.52 ft above the median for this date
- Normal for this date
- 2.19 ft – 3.70 ft8 years in 10 fall in this range (35 years of records)
- Same day last year
- 1.84 ft+1.71 ft
- Lowest and highest in 30 days
- 1.62 ft – 4.40 ft
- Lowest and highest in 12 months
- 1.54 ft – 2.75 ft
- Highest on record
- 20.60 ftSeptember 21, 1998
Floating and fishing near Rio Toa Vaca above Lago Toa Vaca
Experienced paddlers may enjoy higher water, but many outfitters stop rentals once a river runs this high.
Flood stage here is 8.00 ft, 4.45 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.
Highest crests on record
| Rank | Level | Date |
|---|---|---|
| 1 | 20.60 ft | September 21, 1998 |
| 2 | 18.65 ft | September 10, 1996 |
| 3 | 14.36 ft | September 20, 2017 |
| 4 | 13.83 ft | May 28, 2010 |
| 5 | 13.78 ft | September 19, 2022 |
| 6 | 13.24 ft | January 5, 1992 |
| 7 | 12.83 ft | August 14, 2024 |
| 8 | 12.32 ft | September 16, 2004 |
| 9 | 11.49 ft | September 13, 2011 |
| 10 | 11.25 ft | April 26, 2002 |
Weather at the gauge
Rain in the last 3 days: 0.30 in. Rain that falls upstream can take hours or days to show up at a river gauge.
Forecast: Open-Meteo
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Rio Jacaguas above Lago GuayabalRiver gauge, Rio Jacaguas | 4.27 ft | Very low | +0.14 ft | 3.2 mi |
| Canal De Juana Diaz at Lago GuayabalCanal gauge, Canal De Juana Diaz | 1.68 ft | Very high | +0.02 ft | 4.3 mi |
| Rio Jacaguas at Juana DiazRiver gauge, Rio Jacaguas | 4.66 ft | Very low | +0.08 ft | 6.1 mi |
| Canal De Juana Diaz at Piedra Aguzada near Juana DiaCanal gauge, Canal De Juana Diaz | 1.82 ft | Normal | ±0 | 6 mi |
| Rio Coamo at Highway 14 at CoamoRiver gauge, Rio Coamo | 4.70 ft | Normal | +0.14 ft | 7 mi |
| Rio Inabon at Real AbajoRiver gauge, Rio Inabon | 1.50 ft | Very low | −0.04 ft | 7 mi |
| Rio Bauta near OrocovisRiver gauge, Rio Bauta | 3.79 ft | Very low | +0.22 ft | 8 mi |
| Rio Cerrillos below Lago Cerrillos near PonceRiver gauge, Rio Cerrillos | 0.92 ft | Low | ±0 | 9 mi |
Questions and answers
Is the Rio Toa Vaca above Lago Toa Vaca higher than last year?
Yes, it is 1.71 ft higher than on the same day last year, when the reading was 1.84 ft.
What is flood stage for the Rio Toa Vaca above Lago Toa Vaca?
The official flood stage is 8.00 ft. The level is currently 4.45 ft below it.
What is a normal level for the Rio Toa Vaca above Lago Toa Vaca in mid-October?
The median for mid-October is 3.03 ft. In 8 years out of 10 the reading falls between 2.19 ft and 3.70 ft, based on 35 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 Toa Vaca above Lago Toa Vaca today?
On Oct 19, 2026, 12:55 PM AST, the water level was 3.55 ft. Up 1.65 ft over the last 24 hours.
Is Rio Toa Vaca above Lago Toa Vaca rising or falling?
Up 1.65 ft over the last 24 hours. Up 1.87 ft over the last 7 days.
Is the level of Rio Toa Vaca above Lago Toa Vaca normal?
High for mid-October. Compared with 35 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:50110900(Agency page)- Coordinates
18.12650, -66.45778(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 | 3.55 ft | 2026-10-19 16:55 | Provisional |
| Flow | 280 cfs | 2026-10-19 16:55 | Provisional |
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How to cite
U.S. Geological Survey: Rio Toa Vaca above Lago Toa Vaca (usgs:50110900). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/puerto-rico/rio-toa-vaca-above-lago-toa-vaca
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