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McCormick Creek at Mouth near Key Largo water level

River gauge, McCormick Creek, Florida, United States

Directions

Right now

Normal for late October

Water level

-0.11ft Up 0.10 ft over the last 24 hours

Flow
67.5 cfs
Water temperature
78 °F
-0.5 -0.3 0.0 0.2

History

History
-0.50.00.5ftOct 16Oct 17Oct 18Oct 20Oct 21-0.50.00.5ftOct 16Oct 18Oct 21
-0.50.00.51.0ftSep 22Sep 29Oct 6Oct 14Oct 21-0.50.00.51.0ftSep 22Oct 6Oct 21
-101ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026-101ftOct 2025Apr 2026Oct 2026
-101ftJanMarMayJulSepNov2026-101ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

The gauge at McCormick Creek at Mouth near Key Largo reads −0.11 ft, a normal level for late October.

The median for late October is 0.01 ft, based on 29 years of readings, so the river stage is 0.12 ft below typical. On the same day last year the reading was 0.44 ft, a difference of −0.55 ft.

The water is rising: up 0.10 ft over the past 24 hours. Over the past 30 days it has moved between −0.28 ft and 0.96 ft.

Fall is often low-water season on rivers, until steadier rain returns. The water temperature at the gauge is 78 °F.

Compared with 29 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
0.01 ft0.12 ft below the median for this date
Normal for this date
−0.44 ft – 0.36 ft8 years in 10 fall in this range (29 years of records)
Same day last year
0.44 ft−0.55 ft
Lowest and highest in 30 days
−0.28 ft – 0.96 ft
Lowest and highest in 12 months
−1.37 ft – 0.96 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: 0.57 in. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue 86° 71° – Wind 15 mph
21 Wed 84° 67° – Wind 11 mph
22 Thu 83° 68° 0.04 in Wind 12 mph
23 Fri 83° 66° – Wind 15 mph
24 Sat 82° 67° 0.56 in, 55% Wind 18 mph
25 Sun 77° 69° 1.63 in, 62% Wind 22 mph
26 Mon 84° 74° 0.06 in, 50% Wind 15 mph

Forecast: Open-Meteo

Sunrise 07:25 AM Sunset 06:52 PM Daylight 11 hr, 27 min Waxing gibbous 76%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Oyster Creek near FlamingoRiver gauge, Oyster Creek −0.23 ft Low −0.05 ft 0.5 mi
Alligator Creek near Garfield BightRiver gauge, Alligator Creek −0.41 ft Normal +0.21 ft 3.7 mi
Cuthbert Lake Outlet near FlamingoRiver gauge, Cuthbert Lake Outlet 0.46 ft Low −0.02 ft 4.0 mi
West Lake Outlet to Long Lake near FlamingoRiver gauge, West Lake Outlet to Long Lake 0.39 ft Normal −0.03 ft 4.8 mi
Trout Creek at Mouth near Key LargoRiver gauge, Trout Creek −0.25 ft Normal +0.23 ft 13 mi
Everglades 5A in C-111 Basin near HomesteadRiver gauge, Everglades 5A in C-111 Basin 1.65 ft Normal −0.03 ft 13 mi
Everglades 4 in C-111 Basin near HomesteadRiver gauge, Everglades 4 in C-111 Basin 2.47 ft Normal −0.02 ft 17 mi
Canal 111 at S-18-C near Florida CityCanal gauge, Canal 111 2.45 ft Normal −0.01 ft 17 mi

Questions and answers

Is McCormick Creek at Mouth near Key Largo higher than last year?

No, it is 0.55 ft lower than on the same day last year, when the reading was 0.44 ft.

What is a normal level for McCormick Creek at Mouth near Key Largo in late October?

The median for late October is 0.01 ft. In 8 years out of 10 the reading falls between −0.44 ft and 0.36 ft, based on 29 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 McCormick Creek at Mouth near Key Largo today?

On Oct 21, 2026, 05:00 AM EDT, the water level was −0.11 ft. Up 0.10 ft over the last 24 hours.

Is McCormick Creek at Mouth near Key Largo rising or falling?

Up 0.10 ft over the last 24 hours. Down 0.28 ft over the last 7 days.

Is the level of McCormick Creek at Mouth near Key Largo normal?

Normal for late October. Compared with 29 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:251003080435500 (Agency page)
Coordinates
25.16819, -80.73359 (WGS84)
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 −0.11 ft 2026-10-21 09:00 Provisional
Flow 67.5 cfs 2026-10-21 09:00 Provisional
Water temperature 78 °F 2026-10-21 09:00 Provisional

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How to cite

U.S. Geological Survey: McCormick Creek at Mouth near Key Largo (usgs:251003080435500). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/florida/mccormick-creek-at-mouth-near-key-largo

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.