St. Mary River below Morris Creek water level

Name: St. Mary River below Morris Creek 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, St. Mary River, British Columbia, Canada

Directions

Low for mid-October

Water level

1.38m Steady over the last 24 hours

Measured Oct 19, 2026, 01:35 AM MDT (2 hours ago)

Flow: 1.52 m³/s

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

At 1.38 m, the St. Mary River below Morris Creek is below normal for mid-October.

That puts it 0.10 m below the median of 1.48 m for mid-October, based on 16 years of readings. A year ago it stood at 1.31 m (+0.07 m).

The level has held steady over the past 24 hours. Without real rain upstream, that is unlikely to change quickly. Over the past 30 days it has moved between 1.38 m and 1.67 m.

Fall is often low-water season on rivers, and it usually takes a few days of steady rain to change that.

Compared with 16 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 1.48 m0.10 m below the median for this date
Normal for this date: 1.30 m – 1.62 m8 years in 10 fall in this range (16 years of records)
Same day last year: 1.31 m+0.07 m
Lowest and highest in 30 days: 1.38 m – 1.67 m
Lowest and highest in 12 months: 1.30 m – 1.97 m

Conditions at St. Mary River below Morris Creek

Low water means shallow riffles on canoe trips and warmer water for fish.

Flood advisories come from the provincial river forecast centre.

About the St. Mary River

The Saint Mary River, is a cross-border tributary of the Oldman River, itself a tributary of the South Saskatchewan River. The Saint Mary together with the Belly River and Waterton River drains a small portion of Montana, in the United States, to the Hudson Bay watershed in Canada.

Weather at the gauge

The forecast is not available right now.

Sunrise 08:14 AM Sunset 06:48 PM Daylight 10 hr, 34 min First quarter 57%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Kootenay Lake at Queens BayLake, Kootenay Lake	531.28 m	Normal	−0.01 m	37 km
Mather Creek below Houle CreekRiver gauge, Mather Creek	2.19 m	Normal	±0	39 km
Kaslo River below Kemp CreekRiver gauge, Kaslo River	1.95 m	Low	±0	42 km
Redfish Creek near HarropRiver gauge, Redfish Creek	4.65 m	High	±0	46 km
Moyie River above Noke CreekRiver gauge, Moyie River	1.78 m	Normal	±0	49 km
Kootenay Lake at KuskonookLake, Kootenay Lake	531.42 m	Normal	−0.02 m	51 km
Keen Creek below Kyawats CreekRiver gauge, Keen Creek	1.09 m	Normal	−0.01 m	52 km
Kootenay River at Fort SteeleRiver gauge, Kootenay River	0.64 m	Low	−0.01 m	59 km

Questions and answers

How does the St. Mary River below Morris Creek compare with last year?

It is 0.07 m higher than on the same day last year, when the reading was 1.31 m.

What is a normal level for the St. Mary River below Morris Creek in mid-October?

The median for mid-October is 1.48 m. In 8 years out of 10 the reading falls between 1.30 m and 1.62 m, based on 16 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 1.38 m on the gauge does not mean the water is that deep.

What is the water level of St. Mary River below Morris Creek today?

On Oct 19, 2026, 01:35 AM MDT, the water level was 1.38 m. Steady over the last 24 hours.

Is St. Mary River below Morris Creek rising or falling?

Steady over the last 24 hours. Down 0.05 m over the last 7 days.

Is the level of St. Mary River below Morris Creek normal?

Low for mid-October. Compared with 16 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:08NG077 (Agency page)
Coordinates: 49.73727, -116.43504 (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	1.38 m	2026-10-19 07:35	Provisional
Flow	1.52 m³/s	2026-10-19 07:35	Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: St. Mary River below Morris Creek (eccc:08NG077). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/canada/british-columbia/st-mary-river-below-morris-creek

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