Big Otter Creek near Calton water level

Name: Big Otter Creek near Calton water level (Environment and Climate Change Canada – Water Survey of Canada)
Creator: Environment and Climate Change Canada – Water Survey of Canada
License: https://open.canada.ca/en/open-government-licence-canada

River gauge, Big Otter Creek, Ontario, Canada

Directions

Normal for mid-October

Water level

9.81m Steady over the last 24 hours

Measured Oct 20, 2026, 10:00 AM EDT (2 hours ago)

Flow: 3.17 m³/s

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

The gauge at Big Otter Creek near Calton reads 9.81 m, a normal level for mid-October.

The median for mid-October is 9.84 m, based on 21 years of readings, so the water level is 0.03 m below typical. On the same day last year the reading was 9.77 m, a difference of +0.04 m.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between 9.72 m and 10.25 m.

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

Compared with 21 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 9.84 m0.03 m below the median for this date
Normal for this date: 9.71 m – 10.53 m8 years in 10 fall in this range (21 years of records)
Same day last year: 9.77 m+0.04 m
Lowest and highest in 30 days: 9.72 m – 10.25 m
Lowest and highest in 12 months: 9.64 m – 10.94 m

Conditions at Big Otter Creek near Calton

Paddlers should check the trend as well as the level; summer storms can raise rivers quickly.

Flood advisories come from the provincial river forecast centre.

About Big Otter Creek

Big Otter Creek is a waterway that empties into Lake Erie at Port Burwell, Ontario. It is 42 kilometres (26 mi) long, and the area of its drainage basin is 712 square kilometres (275 sq mi). The creek's headwaters are north of the Horseshoe Moraine, and its mouth is just west of the Long Point Conservation Area. Scenic bluffs line the valley as it passes through the moraine.

Weather at the gauge

No rain in the last 3 days.

20 Tue 18° 3° – Wind 13 km/h

21 Wed 17° 3° – Wind 10 km/h

22 Thu 19° 6° – Wind 12 km/h

23 Fri 16° 7° – Wind 19 km/h

24 Sat 15° 7° – Wind 14 km/h

25 Sun 17° 12° – Wind 24 km/h

26 Mon 17° 13° – Wind 27 km/h

Forecast: Open-Meteo

Sunrise 07:43 AM Sunset 06:35 PM Daylight 10 hr, 52 min Waxing gibbous 69%

Map

Other gauges on Big Otter Creek

Gauge	Level	Compared with normal	24 hours	Distance
Big Otter Creek at TillsonburgRiver gauge, Big Otter Creek	2.93 m	Low	−0.01 m	19 km
Big Otter Creek above OttervilleRiver gauge, Big Otter Creek	3.85 m	Low	+0.01 m	37 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Silver Creek near GrovesendRiver gauge, Silver Creek	4.29 m	Normal	±0	10.0 km
Catfish Creek at AylmerRiver gauge, Catfish Creek	2.92 m	Normal	±0	14 km
Catfish Creek near SpartaRiver gauge, Catfish Creek	0.33 m	Low	−0.01 m	18 km
Venison Creek near WalsinghamRiver gauge, Venison Creek	6.71 m	Very low	±0	25 km
Big Creek near WalsinghamRiver gauge, Big Creek	4.14 m	Normal	−0.01 m	25 km
Kettle Creek above St. ThomasRiver gauge, Kettle Creek	5.60 m	Normal	±0	28 km
Big Creek near DelhiRiver gauge, Big Creek	4.93 m	Low	±0	30 km
Kettle Creek at St. ThomasRiver gauge, Kettle Creek	6.06 m	Normal	−0.01 m	31 km

Questions and answers

Is Big Otter Creek near Calton higher than last year?

Yes, it is 0.04 m higher than on the same day last year, when the reading was 9.77 m.

What is a normal level for Big Otter Creek near Calton in mid-October?

The median for mid-October is 9.84 m. In 8 years out of 10 the reading falls between 9.71 m and 10.53 m, based on 21 years of records.

Is the river level the same as the depth of the water?

No. The reading is measured from a fixed zero mark at the gauge, so 9.81 m on the gauge does not mean the water is that deep.

What is the water level of Big Otter Creek near Calton today?

On Oct 20, 2026, 10:00 AM EDT, the water level was 9.81 m. Steady over the last 24 hours.

Is Big Otter Creek near Calton rising or falling?

Steady over the last 24 hours. Down 0.04 m over the last 7 days.

Is the level of Big Otter Creek near Calton normal?

Normal for mid-October. Compared with 21 years of daily readings for this time of year.

How often is this data updated?

Environment and Climate Change Canada – Water Survey of Canada publishes a new reading every hour. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: Environment and Climate Change Canada – Water Survey of Canada
Station code: eccc:02GC026 (Agency page)
Coordinates: 42.71067, -80.84081 (WGS84)
Vertical datum: station datum (assumed datum)
Update interval: every hour
Licence: Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Canada

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	9.81 m	2026-10-20 14:00	Provisional
Flow	3.17 m³/s	2026-10-20 14:00	Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Big Otter Creek near Calton (eccc:02GC026). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/canada/ontario/big-otter-creek-near-calton

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