Thames River at Byron water level

Name: Thames River at Byron 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, Thames River, Ontario, Canada

Directions

Normal for mid-October

Water level

1.81m Down 0.03 m over the last 24 hours

Measured Oct 17, 2026, 12:45 PM EDT (2 hours ago)

Flow: 12.1 m³/s

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

The gauge at Thames River at Byron reads 1.81 m, a normal level for mid-October.

That puts it 0.07 m below the median of 1.89 m for mid-October, based on 21 years of readings. A year ago it stood at 1.65 m (+0.17 m).

The level is falling, down 0.03 m over the past 24 hours. Over the past 30 days it has moved between 1.66 m and 2.24 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: 1.89 m0.07 m below the median for this date
Normal for this date: 1.68 m – 2.49 m8 years in 10 fall in this range (21 years of records)
Same day last year: 1.65 m+0.17 m
Lowest and highest in 30 days: 1.66 m – 2.24 m
Lowest and highest in 12 months: 1.64 m – 4.17 m

Conditions at Thames River at Byron

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 the Thames River

The Thames River is located in southwestern Ontario, Canada.

Weather at the gauge

Rain in the last 3 days: 1.8 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

17 Sat 9° 2° – Wind 19 km/h

18 Sun 15° 2° – Wind 22 km/h

19 Mon 19° 5° – Wind 14 km/h

20 Tue 19° 7° – Wind 11 km/h

21 Wed 17° 6° – Wind 14 km/h

22 Thu 18° 5° – Wind 17 km/h

23 Fri 17° 6° – Wind 13 km/h

Forecast: Open-Meteo

Sunrise 07:42 AM Sunset 06:41 PM Daylight 10 hr, 59 min First quarter 42%

Map

Other gauges on the Thames River

Gauge	Level	Compared with normal	24 hours	Distance
Thames River near EalingRiver gauge, Thames River	0.47 m	Normal	−0.01 m	10 km
Thames River near DuttonRiver gauge, Thames River	3.80 m	Normal	−0.03 m	33 km
Thames River at IngersollRiver gauge, Thames River	1.27 m	Low	−0.02 m	37 km
Thames River at InnerkipRiver gauge, Thames River	7.28 m	Low	±0	59 km
Thames River at ThamesvilleRiver gauge, Thames River	10.96 m	Normal	±0	70 km
Thames River at ChathamRiver gauge, Thames River	1.54 m	Normal	−0.05 m	92 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Dingman Creek below LambethRiver gauge, Dingman Creek	4.88 m	Normal	+0.02 m	3.5 km
Oxbow Creek near KilworthRiver gauge, Oxbow Creek	4.71 m	Normal	±0	7.0 km
Medway River at LondonRiver gauge, Medway River	3.62 m	Normal	−0.02 m	7.1 km
Stoney Creek at LondonRiver gauge, Stoney Creek	7.08 m	Normal	±0	9.2 km
North Thames River below Fanshawe DamRiver gauge, North Thames River	6.23 m	Low	−0.01 m	15 km
Dodd Creek below Paynes MillsRiver gauge, Dodd Creek	1.53 m	Normal	+0.02 m	20 km
Kettle Creek above St. ThomasRiver gauge, Kettle Creek	5.62 m	Normal	±0	21 km
Kettle Creek at St. ThomasRiver gauge, Kettle Creek	6.12 m	Normal	±0	23 km

Questions and answers

How does the Thames River at Byron compare with last year?

It is 0.17 m higher than on the same day last year, when the reading was 1.65 m.

What is a normal level for the Thames River at Byron in mid-October?

The median for mid-October is 1.89 m. In 8 years out of 10 the reading falls between 1.68 m and 2.49 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 1.81 m on the gauge does not mean the water is that deep.

What is the water level of Thames River at Byron today?

On Oct 17, 2026, 12:45 PM EDT, the water level was 1.81 m. Down 0.03 m over the last 24 hours.

Is Thames River at Byron rising or falling?

Down 0.03 m over the last 24 hours. Up 0.08 m over the last 7 days.

Is the level of Thames River at Byron 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:02GE002 (Agency page)
Coordinates: 42.96250, -81.33178 (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	1.81 m	2026-10-17 16:45	Provisional
Flow	12.1 m³/s	2026-10-17 16:45	Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Thames River at Byron (eccc:02GE002). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/canada/ontario/thames-river-at-byron

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