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Blackstone River near Chapman Lake Airstrip water level

River gauge, Blackstone River, Yukon, Canada

Directions

Normal for mid-October

Water level

3.77m Up 0.02 m over the last 24 hours

Flow
8.23 m³/s
3.7 4.0 4.2

History

4.04.55.0mOct 13Oct 15Oct 17Oct 18Oct 204.04.55.0mOct 13Oct 17Oct 20
4.04.55.0mSep 20Sep 28Oct 5Oct 13Oct 204.04.55.0mSep 20Oct 5Oct 20
Water level Normal range (10–90 %)

What this means

Water levels are unremarkable at Blackstone River near Chapman Lake Airstrip, where the gauge shows 3.77 m.

That puts it 0.01 m above the median of 3.76 m for mid-October, based on 15 years of readings.

It is on the way up, by 0.02 m over the past 24 hours. The 30-day range is 3.65 m – 4.94 m.

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

Compared with 15 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
3.76 m0.01 m above the median for this date
Normal for this date
3.60 m – 4.20 m8 years in 10 fall in this range (15 years of records)
Lowest and highest in 30 days
3.65 m – 4.94 m
Lowest and highest in 12 months
3.67 m – 4.18 m

Freshet, ice and paddling

Open-water season is the time for canoe trips and fishing, though rapids change character with every few centimetres of water.

Flood advisories come from the provincial river forecast centre.

About the Blackstone River

Text and image from Wikipedia and Wikimedia Commons, licensed under CC BY-SA.

Weather at the gauge

Rain in the last 3 days: 1.3 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue -1° -4° 6.8 mm, 100% Wind 17 km/h
21 Wed -4° -9° 5.3 mm, 93% Wind 11 km/h
22 Thu -9° -21° 0.3 mm Wind 7 km/h
23 Fri -13° -24° – Wind 10 km/h
24 Sat -5° -16° – Wind 12 km/h
25 Sun -3° -8° – Wind 10 km/h
26 Mon -1° -8° – Wind 16 km/h

Forecast: Open-Meteo

Sunrise 09:22 AM Sunset 06:35 PM Daylight 9 hr, 12 min Waxing gibbous 70%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Ogilvie River at Kilometre 197.9 Dempster HighwayRiver gauge, Ogilvie River 6.12 m Low −0.01 m 51 km

Questions and answers

What is a normal level for the Blackstone River near Chapman Lake Airstrip in mid-October?

The median for mid-October is 3.76 m. In 8 years out of 10 the reading falls between 3.60 m and 4.20 m, based on 15 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 3.77 m on the gauge does not mean the water is that deep.

What is the water level of Blackstone River near Chapman Lake Airstrip today?

On Oct 20, 2026, 10:10 AM PDT, the water level was 3.77 m. Up 0.02 m over the last 24 hours.

Is Blackstone River near Chapman Lake Airstrip rising or falling?

Up 0.02 m over the last 24 hours. Up 0.06 m over the last 7 days.

Is the level of Blackstone River near Chapman Lake Airstrip normal?

Normal for mid-October. Compared with 15 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.

Where does this data come from?

The values come directly from Environment and Climate Change Canada – Water Survey of Canada, the official operator of this gauge, and are published under the Open Government Licence – Canada. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment and Climate Change Canada – Water Survey of Canada
Station code
eccc:10MA003 (Agency page)
Coordinates
64.90142, -138.27603 (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

ParameterLast valueTime (UTC)Quality
Water level 3.77 m 2026-10-20 17:10 Provisional
Flow 8.23 m³/s 2026-10-20 17:10 Provisional

Download

Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

How to cite

Environment and Climate Change Canada – Water Survey of Canada: Blackstone River near Chapman Lake Airstrip (eccc:10MA003). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/canada/yukon/blackstone-river-near-chapman-lake-airstrip

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