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South Prong Alafia River near Fort Lonesome water level

River gauge, South Prong Alafia River, Florida, United States

Directions

Normal for mid-October

Water level

76.37ft Down 0.06 ft over the last 24 hours

Flow
56.4 cfs
75 76 78 79

History

7678ftOct 16Oct 17Oct 18Oct 19Oct 207678ftOct 16Oct 18Oct 20
747678ftSep 21Sep 28Oct 5Oct 13Oct 20747678ftSep 21Oct 5Oct 20
747678ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026747678ftOct 2025Apr 2026Oct 2026
747678ftJanMarMayJulSepNov2026747678ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

The gauge at South Prong Alafia River near Fort Lonesome reads 76.37 ft, a normal level for mid-October.

The median for mid-October is 76.99 ft, based on 18 years of readings, so the river stage is 0.61 ft below typical. On the same day last year the reading was 75.91 ft, a difference of +0.46 ft.

The level is falling, down 0.06 ft over the past 24 hours. Over the past 30 days it has moved between 76.36 ft and 77.61 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 18 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
76.99 ft0.61 ft below the median for this date
Normal for this date
74.56 ft – 78.52 ft8 years in 10 fall in this range (18 years of records)
Same day last year
75.91 ft+0.46 ft
Lowest and highest in 30 days
76.36 ft – 77.61 ft
Lowest and highest in 12 months
74.00 ft – 78.79 ft

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

Weather at the gauge

Rain in the last 3 days: 0.13 in. Rain that falls upstream can take hours or days to show up at a river gauge.

18 Sun 77° 62° – Wind 18 mph
19 Mon 77° 65° – Wind 16 mph
20 Tue 80° 62° – Wind 13 mph
21 Wed 81° 62° – Wind 14 mph
22 Thu 80° 63° – Wind 12 mph
23 Fri 80° 61° – Wind 13 mph
24 Sat 82° 63° – Wind 19 mph

Forecast: Open-Meteo

Sunrise 07:32 AM Sunset 06:56 PM Daylight 11 hr, 24 min Waxing gibbous 72%

Map

Other gauges on the South Prong Alafia River

Gauge Level Compared with normal 24 hours Distance
South Prong Alafia River near LithiaRiver gauge, South Prong Alafia River 12.65 ft Normal −0.16 ft 5.4 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Little Manatee River near Fort LonesomeRiver gauge, Little Manatee River 3.40 ft Normal −0.16 ft 8 mi
Thirtymile Creek near NicholsRiver gauge, Thirtymile Creek 10.86 ft Normal −0.04 ft 11 mi
North Prong Alafia River at KeysvilleRiver gauge, North Prong Alafia River 3.46 ft Normal −0.18 ft 11 mi
North Prong Alafia River near NicholsRiver gauge, North Prong Alafia River 78.64 ft High −0.03 ft 12 mi
South Fork Little Manatee River near ParrishRiver gauge, South Fork Little Manatee River 13.92 ft High −0.11 ft 12 mi
Alafia River at Lithia Pinecrest Road at LithiaRiver gauge, Alafia River 5.23 ft High −0.25 ft 13 mi
South Fork Little Manatee River near WimaumaRiver gauge, South Fork Little Manatee River 10.16 ft High −0.17 ft 15 mi
Whidden Creek near Fort MeadeRiver gauge, Whidden Creek 9.00 ft Low −0.09 ft 16 mi

Questions and answers

Is the South Prong Alafia River near Fort Lonesome higher than last year?

Yes, it is 0.46 ft higher than on the same day last year, when the reading was 75.91 ft.

What is a normal level for the South Prong Alafia River near Fort Lonesome in mid-October?

The median for mid-October is 76.99 ft. In 8 years out of 10 the reading falls between 74.56 ft and 78.52 ft, based on 18 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 South Prong Alafia River near Fort Lonesome today?

On Oct 20, 2026, 07:00 PM EDT, the water level was 76.37 ft. Down 0.06 ft over the last 24 hours.

Is South Prong Alafia River near Fort Lonesome rising or falling?

Down 0.06 ft over the last 24 hours. Down 0.85 ft over the last 7 days.

Is the level of South Prong Alafia River near Fort Lonesome normal?

Normal for mid-October. Compared with 18 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:02301150 (Agency page)
Coordinates
27.72931, -82.07428 (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

ParameterLast valueTime (UTC)Quality
Water level 76.37 ft 2026-10-20 23:00 Provisional
Flow 56.4 cfs 2026-10-20 23:00 Provisional

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How to cite

U.S. Geological Survey: South Prong Alafia River near Fort Lonesome (usgs:02301150). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/florida/south-prong-alafia-river-near-fort-lonesome

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