Rio Grande De Manati near Manati water level
River gauge, Rio Grande De Manati, Puerto Rico, United States
Right now
Normal for mid-October
Water level
- Flow
- 531 cfs
History
What this means
The Rio Grande De Manati near Manati is at 12.05 ft, in the normal range for mid-October.
That puts it 0.87 ft above the median of 11.18 ft for mid-October, based on 8 years of readings. It is 3.95 ft below the flood stage of 16.00 ft. A year ago it stood at 10.80 ft (+1.25 ft).
It has risen 0.48 ft over the past 24 hours. There is still 3.95 ft of room before flood stage. In the last month it has stayed between 10.66 ft and 13.27 ft.
Fall is often low-water season on rivers, until steadier rain returns.
Compared with 8 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 11.18 ft0.87 ft above the median for this date
- Normal for this date
- 10.48 ft – 13.35 ft8 years in 10 fall in this range (8 years of records)
- Same day last year
- 10.80 ft+1.25 ft
- Lowest and highest in 30 days
- 10.66 ft – 13.27 ft
- Lowest and highest in 12 months
- 10.43 ft – 14.03 ft
- Highest on record
- 37.16 ftAugust 14, 2024
Floating and fishing near Rio Grande De Manati near Manati
Normal flows mean predictable rapids and good access at most put-ins.
Flood stage here is 16.00 ft, 3.95 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.
What happens at each level
- 35.00 ft
- PR-2 impassable from La Vuelta Nutrition Club to Paso Real.-erg 09/24
- 31.00 ft
- Flood water reaches houses in Sector California, near PR-2. -erg 09/2024
- 25.00 ft
- Widespread flooding at PR-2. The road becomes totally impassable.-erg 05/2025
- 23.00 ft
- Several lanes of PR-2 will become impassable. -erg 05/2025
- 16.00 ft
- Rio Grande de Manati likely to be overflowed over PR-2, km 51 to 52 from Barceloneta eastward to Manati/ erg 05/2025
- 12.05 ft
- Right now
Impact statements from the U.S. National Weather Service.
Highest crests on record
| Rank | Level | Date |
|---|---|---|
| 1 | 37.16 ft | August 14, 2024 |
| 2 | 35.97 ft | May 7, 2024 |
| 3 | 31.04 ft | November 6, 2022 |
| 4 | 25.06 ft | May 6, 2024 |
| 5 | 23.69 ft | May 5, 2025 |
| 6 | 23.27 ft | May 2, 2025 |
| 7 | 22.70 ft | September 10, 2025 |
| 8 | 22.45 ft | May 9, 2024 |
| 9 | 20.51 ft | March 13, 2025 |
| 10 | 20.07 ft | May 4, 2025 |
Weather at the gauge
The forecast is not available right now.
Map
Other gauges on the Rio Grande De Manati
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Rio Grande De Manati at Highway 155 near MorovisRiver gauge, Rio Grande De Manati | 3.23 ft | Normal | −0.31 ft | 9 mi |
| Rio Grande De Manati at CialesRiver gauge, Rio Grande De Manati | 3.17 ft | Normal | −0.17 ft | 5.7 mi |
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Rio Cibuco at Vega BajaRiver gauge, Rio Cibuco | 4.78 ft | Normal | +0.08 ft | 9 mi |
| Rio Limon above Lago Dos BocasRiver gauge, Rio Limon | 8.56 ft | Very high | +0.42 ft | 10 mi |
| Rio Bauta near OrocovisRiver gauge, Rio Bauta | 3.94 ft | Very low | −0.12 ft | 12 mi |
| Rio Corozal at CorozalRiver gauge, Rio Corozal | 4.58 ft | Normal | −0.19 ft | 12 mi |
| Rio Grande De Arecibo near San PedroRiver gauge, Rio Grande De Arecibo | 7.17 ft | Normal | +0.22 ft | 13 mi |
| Rio Saliente at Coabey near JayuyaRiver gauge, Rio Saliente | 3.14 ft | Low | −0.10 ft | 14 mi |
| Rio Tanama at Charco HondoRiver gauge, Rio Tanama | 4.33 ft | Normal | −1.16 ft | 14 mi |
| Rio Caonillas at Paso PalmaRiver gauge, Rio Caonillas | 3.89 ft | Very low | −0.25 ft | 15 mi |
Questions and answers
How does the Rio Grande De Manati near Manati compare with last year?
It is 1.25 ft higher than on the same day last year, when the reading was 10.80 ft.
What is flood stage for the Rio Grande De Manati near Manati?
The official flood stage is 16.00 ft. The level is currently 3.95 ft below it.
What is a normal level for the Rio Grande De Manati near Manati in mid-October?
The median for mid-October is 11.18 ft. In 8 years out of 10 the reading falls between 10.48 ft and 13.35 ft, based on 8 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 Grande De Manati near Manati today?
On Oct 20, 2026, 12:45 AM AST, the water level was 12.05 ft. Up 0.48 ft over the last 24 hours.
Is Rio Grande De Manati near Manati rising or falling?
Up 0.48 ft over the last 24 hours. Up 1.30 ft over the last 7 days.
Is the level of Rio Grande De Manati near Manati normal?
Normal for mid-October. Compared with 8 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:50037000(Agency page)- Coordinates
18.39944, -66.49694(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 | 12.05 ft | 2026-10-20 04:45 | Provisional |
| Flow | 531 cfs | 2026-10-20 04:45 | Provisional |
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How to cite
U.S. Geological Survey: Rio Grande De Manati near Manati (usgs:50037000). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/puerto-rico/rio-grande-de-manati-near-manati
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