Big Slough at Tropicaire Blvd near North Port water level

Name: Big Slough at Tropicaire Blvd near North Port water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Big Slough, Florida, United States

Directions

Very high for late October

Water level

18.14ft Down 0.21 ft over the last 24 hours

Measured Oct 21, 2026, 04:00 AM EDT (1 hour ago)

Flow: 34.0 cfs

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

High water at Big Slough at Tropicaire Blvd near North Port: the latest reading is 18.14 ft, well above normal for late October.

The median for late October is 17.35 ft, based on 25 years of readings, so the river stage is 0.79 ft above typical. On the same day last year the reading was 16.44 ft, a difference of +1.70 ft.

It is still going down, by 0.21 ft over the past 24 hours. The 30-day range is 17.63 ft – 20.00 ft.

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

Compared with 25 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 17.35 ft0.79 ft above the median for this date
Normal for this date: 16.37 ft – 17.97 ft8 years in 10 fall in this range (25 years of records)
Same day last year: 16.44 ft+1.70 ft
Lowest and highest in 30 days: 17.63 ft – 20.00 ft
Lowest and highest in 12 months: 15.47 ft – 20.00 ft

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.

Weather at the gauge

No rain in the last 3 days.

21 Wed 80° 60° – Wind 10 mph

22 Thu 79° 61° – Wind 9 mph

23 Fri 80° 62° – Wind 16 mph

24 Sat 81° 65° – Wind 18 mph

25 Sun 82° 71° – Wind 23 mph

26 Mon 84° 68° – Wind 17 mph

27 Tue 84° 66° – Wind 15 mph

Forecast: Open-Meteo

Sunrise 07:33 AM Sunset 06:56 PM Daylight 11 hr, 23 min Waxing gibbous 76%

Map

Other gauges on Big Slough

Gauge	Level	Compared with normal	24 hours	Distance
Big Slough at West Price Blvd near North PortRiver gauge, Big Slough	5.63 ft	Very high	−0.07 ft	3.1 mi
Big Slough at Wcs-101 at North PortRiver gauge, Big Slough	20.30 ft	Very high	−0.02 ft	4.9 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Cocoplum Waterway at North PortRiver gauge, Cocoplum Waterway	5.24 ft	Very low	−0.17 ft	4.9 mi
Big Slough Canal near Myakka CityCanal gauge, Big Slough Canal	26.66 ft	Very high	−0.19 ft	7 mi
Myakka River at North Port CharlotteRiver gauge, Myakka River	0.46 ft	Below flood stage	+0.57 ft	7 mi
Myakka River at Control near LaurelRiver gauge, Myakka River	8.92 ft	Very high	−0.24 ft	11 mi
Myakka River near SR 72 near SarasotaRiver gauge, Myakka River	6.52 ft	High	−0.16 ft	11 mi
Peace River near Peace River Heights near Fort OgdenRiver gauge, Peace River	1.20 ft	Normal	+0.57 ft	12 mi
Horse Creek at SR 72 near ArcadiaRiver gauge, Horse Creek	7.28 ft	Very high	−0.54 ft	15 mi
Curry Creek at Highway 41 at NokomisRiver gauge, Curry Creek	0.26 ft	Below flood stage	+0.09 ft	15 mi

Questions and answers

Is Big Slough at Tropicaire Blvd near North Port higher than last year?

Yes, it is 1.70 ft higher than on the same day last year, when the reading was 16.44 ft.

What is a normal level for Big Slough at Tropicaire Blvd near North Port in late October?

The median for late October is 17.35 ft. In 8 years out of 10 the reading falls between 16.37 ft and 17.97 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 Big Slough at Tropicaire Blvd near North Port today?

On Oct 21, 2026, 04:00 AM EDT, the water level was 18.14 ft. Down 0.21 ft over the last 24 hours.

Is Big Slough at Tropicaire Blvd near North Port rising or falling?

Down 0.21 ft over the last 24 hours. Down 1.41 ft over the last 7 days.

Is the level of Big Slough at Tropicaire Blvd near North Port normal?

Very high for late October. Compared with 25 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:02299450 (Agency page)
Coordinates: 27.11164, -82.20484 (WGS84)
Vertical datum: NAVD88
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	18.14 ft	2026-10-21 08:00	Provisional
Flow	34.0 cfs	2026-10-21 08:00	Provisional

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How to cite

U.S. Geological Survey: Big Slough at Tropicaire Blvd near North Port (usgs:02299450). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/florida/big-slough-at-tropicaire-blvd-near-north-port

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