Moore Lake

Unusually high

Water level is well above normal for mid-September and holding steady.

Low (548.80m)Normal rangeHigh (549.51m)

Current Weather

2d ago

18°C

Wind S 7 km/h

Humidity 55%

Sunny

Environment Canada — Bonnyville - St. Paul - Cold Lake - Lac La Biche

vs. Last Year

No data available

7-Day Trend

→Stable

Changed less than 2.0 cm over the past week

-1.3 cm over 7 days

Seasonal Position

97th percentile

Based on 45 years of records

Seasonal Outlook

Typical next 7 days

This lake usually drops slightly over the next week.

Typical next 14 days

Over two weeks, levels typically drops slightly.

Tracking

This year is tracking near the seasonal norm.

Based on 44 years of seasonal patterns. This is a historical seasonal pattern, not a forecast.

Fish Consumption Advisories (4 species)

The following consumption advisories are in effect for fish caught in Moore Lake.

Channel Catfish

Contaminant	Size	General pop.	Sensitive pop.
Mercury	45-50 cm	16/month	8/month
Mercury	40-45 cm	16/month	8/month
Mercury	55-60 cm	12/month	4/month
Mercury	50-55 cm	16/month	4/month

Redhorse Sucker

Contaminant	Size	General pop.	Sensitive pop.
	30-35 cm	32/month	—
	35-40 cm	32/month	—
Mercury	50-55 cm	12/month	4/month
Mercury	45-50 cm	16/month	4/month
Mercury	40-45 cm	16/month	8/month
Mercury	35-40 cm	—	12/month
Mercury	30-35 cm	—	16/month

⚠Smallmouth Bass

Contaminant	Size	General pop.	Sensitive pop.
Mercury	25-30 cm	4/month	Do not eat
Mercury	30-35 cm	4/month	Do not eat
Mercury	35-40 cm	4/month	Do not eat
Mercury	40-45 cm	4/month	Do not eat
Mercury	45-50 cm	4/month	Do not eat

⚠Walleye

Contaminant	Size	General pop.	Sensitive pop.
Mercury	30-35 cm	8/month	Do not eat
Mercury	35-40 cm	4/month	Do not eat
Mercury	40-45 cm	4/month	Do not eat
Mercury	45-50 cm	2/month	Do not eat

Source: Provincial fish consumption advisory program (2025). Advisory data is updated annually.

Water Level — Last 30 Days

Technical details

Current level: 549.46 m
Reference value: 549.46 m (rolling_6h_mean)
Percentile for date: 97th percentile
Years of record: 45
Source station: MOORE LAKE NEAR COLD LAKE (06AC002)
Est. average depth: —
Relationship type: direct_lake
Mapping confidence: medium
Today's normal range: 549.07–549.25 m
Same-date historical range: 548.80–549.51 m
30-day change: -3.3 cm
Data confidence: medium
Observed at: Sep 20, 2026
Last snapshot: Sep 20, 2026

Data source: ECCC Water Office — Station 06AC002. Water level readings are provisional and subject to revision. This is not a navigation or flood-warning service.