Quebrada Grande at Bo. Dos Bocas water level
River gauge, Quebrada Grande, Puerto Rico, United States
Right now
Low for mid-October
Water level
- Flow
- 9.6 cfs
History
20252026
What this means
At 4.23 ft, the Quebrada Grande at Bo. Dos Bocas is below normal for mid-October.
That puts it 0.15 ft below the median of 4.38 ft for mid-October, based on 25 years of readings. It is 6.77 ft below the flood stage of 11.00 ft. A year ago it stood at 4.22 ft (+0.01 ft).
The level is falling, down 0.37 ft over the past 24 hours. Without real rain upstream, that is unlikely to change quickly. Over the past 30 days it has moved between 3.82 ft and 5.07 ft.
Fall is often low-water season on rivers, and it usually takes a few days of steady rain to change that.
Compared with 25 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 4.38 ft0.15 ft below the median for this date
- Normal for this date
- 4.09 ft – 4.75 ft8 years in 10 fall in this range (25 years of records)
- Same day last year
- 4.22 ft+0.01 ft
- Lowest and highest in 30 days
- 3.82 ft – 5.07 ft
- Lowest and highest in 12 months
- 3.76 ft – 6.15 ft
- Highest on record
- 22.78 ftSeptember 20, 2017
What the stage means on the water
Low water means more dragging on shallow riffles and slower floats. Fish crowd into the deeper runs, and warm, low water stresses them, so play and release them quickly.
The National Weather Service puts flood stage for this gauge at 11.00 ft, still 6.77 ft away.
Highest crests on record
| Rank | Level | Date |
|---|---|---|
| 1 | 22.78 ft | September 20, 2017 |
| 2 | 13.91 ft | February 6, 2024 |
| 3 | 13.89 ft | May 1, 2016 |
| 4 | 12.76 ft | June 9, 2021 |
| 5 | 12.62 ft | October 23, 2018 |
| 6 | 12.41 ft | July 9, 2023 |
| 7 | 12.30 ft | May 28, 2021 |
| 8 | 11.48 ft | August 14, 2024 |
| 9 | 11.46 ft | February 6, 2022 |
| 10 | 11.36 ft | August 2, 2021 |
Weather at the gauge
Rain in the last 3 days: 0.20 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 Grande De Loiza below Loiza DamsiteRiver gauge, Rio Grande De Loiza | 2.69 ft | Very low | −0.48 ft | 1.2 mi |
| Rio Canas at Rio CanasRiver gauge, Rio Canas | 9.02 ft | Very low | −0.19 ft | 5.3 mi |
| Rio Gurabo at GuraboRiver gauge, Rio Gurabo | 4.21 ft | Low | ±0 | 7 mi |
| Rio Piedras at Hato ReyRiver gauge, Rio Piedras | 3.65 ft | Very low | −3.85 ft | 7 mi |
| Quebrada Josefina at Pinero AvenueRiver gauge, Quebrada Josefina | 1.50 ft | Below flood stage | −0.34 ft | 7 mi |
| Rio Canovanas near Campo RicoRiver gauge, Rio Canovanas | 2.27 ft | Low | +0.02 ft | 7 mi |
| Rio Bairoa above Bairoa, CaguasRiver gauge, Rio Bairoa | 4.34 ft | Normal | +0.14 ft | 7 mi |
| Rio Caguitas at Villa Blanca at CaguasRiver gauge, Rio Caguitas | 8.13 ft | Normal | +0.21 ft | 7 mi |
Questions and answers
How does the Quebrada Grande at Bo. Dos Bocas compare with last year?
It is 0.01 ft higher than on the same day last year, when the reading was 4.22 ft.
What is flood stage for the Quebrada Grande at Bo. Dos Bocas?
The official flood stage is 11.00 ft. The level is currently 6.77 ft below it.
What is a normal level for the Quebrada Grande at Bo. Dos Bocas in mid-October?
The median for mid-October is 4.38 ft. In 8 years out of 10 the reading falls between 4.09 ft and 4.75 ft, based on 25 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 Quebrada Grande at Bo. Dos Bocas today?
On Oct 18, 2026, 06:45 PM AST, the water level was 4.23 ft. Down 0.37 ft over the last 24 hours.
Is Quebrada Grande at Bo. Dos Bocas rising or falling?
Down 0.37 ft over the last 24 hours. Up 0.20 ft over the last 7 days.
Is the level of Quebrada Grande at Bo. Dos Bocas normal?
Low for mid-October. Compared with 25 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:50059210(Agency page)- Coordinates
18.35044, -65.99046(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 | 4.23 ft | 2026-10-18 22:45 | Provisional |
| Flow | 9.6 cfs | 2026-10-18 22:45 | Provisional |
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How to cite
U.S. Geological Survey: Quebrada Grande at Bo. Dos Bocas (usgs:50059210). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/puerto-rico/quebrada-grande-at-bo-dos-bocas
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