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Rio Blanco at Florida water level

River gauge, Rio Blanco, Puerto Rico, United States

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Right now

Very high for mid-October

Water level

6.75ft Up 3.12 ft over the last 24 hours

Flow
658 cfs
5 10 15 Highest onrecord 17.04 ft Minor floodstage 7.30 ft

History

History
46ftOct 12Oct 13Oct 15Oct 17Oct 18Minor flood stage46ftOct 12Oct 15Oct 18Minor flood stage
5810ftSep 19Sep 26Oct 3Oct 11Oct 18Minor flood stage5810ftSep 19Oct 3Oct 18Minor flood stage
5810ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Minor flood stage5810ftOct 2025Apr 2026Oct 2026Minor flood stage
5810ftJanMarMayJulSepNov20265810ftJanAprJulOct2026

20252026

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

What this means

High water at Rio Blanco at Florida: the latest reading is 6.75 ft, well above normal for mid-October.

The median for mid-October is 4.26 ft, based on 9 years of readings, so the river stage is 2.49 ft above typical. It is 0.55 ft below the flood stage of 7.30 ft. On the same day last year the reading was 3.81 ft, a difference of +2.94 ft.

It is on the way up, by 3.12 ft over the past 24 hours. If the rise continues, low-lying paths and riverside parking can go under water. The 30-day range is 3.51 ft – 6.75 ft.

That stands out in fall, when many rivers are usually near their lowest.

Compared with 9 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
4.26 ft2.49 ft above the median for this date
Normal for this date
3.82 ft – 6.17 ft8 years in 10 fall in this range (9 years of records)
Same day last year
3.81 ft+2.94 ft
Lowest and highest in 30 days
3.51 ft – 6.75 ft
Lowest and highest in 12 months
3.48 ft – 6.20 ft
Highest on record
17.04 ftJuly 30, 2019

Staying safe in high water

Flood stage is only the first threshold. Above it the National Weather Service sets moderate and major flood stages, and the forecast crest tells you which of those the river is expected to reach.

Upstream gauges on the same river usually show a rise first, which is a useful early warning.

What happens at each level

20.00 ft
20.00 ft Rio Blanco out of its banks - Road #3(HWY 53) and Road 191/31 impassable. OMS/5.2019
10.00 ft
Road 31 and 191 impassable. Road #31 intersection with Road #3(HWY 53) impassable. OMS/5.2019
7.00 ft
Rio Blanco out of its banks causing flooding along low lying areas. Road PR-191 could be impassable. Road PR-31, Exit 22 toward Highway PR-53 will be impassable as well. The exit toward the highway may be flooded as well.
6.75 ft
Right now

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

Highest crests on record

RankLevelDate
117.04 ftJuly 30, 2019
217.00 ftAugust 14, 2024
316.86 ftNovember 5, 2024
414.11 ftJune 5, 2024
513.57 ftJuly 30, 2020
612.81 ftJune 2, 2024
712.22 ftOctober 27, 2022
812.12 ftMay 22, 2023
911.80 ftNovember 5, 2022
1011.51 ftJuly 20, 2019

Weather at the gauge

Rain in the last 3 days: 0.24 in. Rain that falls upstream can take hours or days to show up at a river gauge.

17 Sat 85° 75° 0.19 in, 81% Wind 7 mph
18 Sun 86° 75° 0.05 in, 91% Wind 5 mph
19 Mon 85° 74° 0.06 in, 82% Wind 6 mph
20 Tue 86° 74° 0.03 in, 67% Wind 5 mph
21 Wed 86° 73° 0.06 in, 49% Wind 6 mph
22 Thu 85° 75° 0.06 in, 80% Wind 6 mph
23 Fri 85° 75° 0.44 in, 76% Wind 6 mph

Forecast: Open-Meteo

Sunrise 06:18 AM Sunset 06:00 PM Daylight 11 hr, 41 min First quarter 51%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Rio Fajardo at Paraiso near FajardoRiver gauge, Rio Fajardo 4.48 ft Low +0.03 ft 6 mi
Rio Mameyes near SabanaRiver gauge, Rio Mameyes 2.02 ft Normal −0.05 ft 6 mi
Rio Gurabo below El MangoRiver gauge, Rio Gurabo 7.44 ft Very low −0.07 ft 7 mi
Rio Sabana at SabanaRiver gauge, Rio Sabana 7.66 ft Very low −0.08 ft 7 mi
Rio Fajardo near FajardoRiver gauge, Rio Fajardo 2.74 ft Low −0.01 ft 7 mi
Rio Humacao at Las PiedrasRiver gauge, Rio Humacao 0.47 ft Low ±0 7 mi
Rio Grande near El VerdeRiver gauge, Rio Grande 5.23 ft Very high +0.20 ft 8 mi
Rio Espiritu Santo near Rio GrandeRiver gauge, Rio Espiritu Santo 3.28 ft Normal −0.08 ft 8 mi

Questions and answers

Is the Rio Blanco at Florida higher than last year?

Yes, it is 2.94 ft higher than on the same day last year, when the reading was 3.81 ft.

What is flood stage for the Rio Blanco at Florida?

The official flood stage is 7.30 ft. The level is currently 0.55 ft below it.

What is a normal level for the Rio Blanco at Florida in mid-October?

The median for mid-October is 4.26 ft. In 8 years out of 10 the reading falls between 3.82 ft and 6.17 ft, based on 9 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 Blanco at Florida today?

On Oct 18, 2026, 01:45 PM AST, the water level was 6.75 ft. Up 3.12 ft over the last 24 hours.

Is Rio Blanco at Florida rising or falling?

Up 3.12 ft over the last 24 hours. Up 2.20 ft over the last 7 days.

Is the level of Rio Blanco at Florida normal?

Very high for mid-October. Compared with 9 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:50075500 (Agency page)
Coordinates
18.24083, -65.78500 (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

ParameterLast valueTime (UTC)Quality
Water level 6.75 ft 2026-10-18 17:45 Provisional
Flow 658 cfs 2026-10-18 17:45 Provisional

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How to cite

U.S. Geological Survey: Rio Blanco at Florida (usgs:50075500). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/puerto-rico/rio-blanco-at-florida

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.