Placid Lake Midlake Hole is a cold, clear oligotrophic lake in Missoula County, Montana. Water quality is graded A based on 2 sampling years through 2021. Compared to the 59 other monitored lakes in Missoula County, Placid Lake Midlake Hole ranks #7 for water quality.
Source: EPA Water Quality Portal sampling records, Montana DNR, last sampled 2021-07-13. Grade methodology: LakeGrade methodology.
Watch Placid Lake Midlake Hole water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Crystal clear, you can see 16.5 ft down. Phosphorus level: 8 µg/L. Trophic State Index: 35.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 16.5 ft | A |
| Phosphorus | 8 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 35 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Placid Lake Midlake Hole
Compare lakeside cabins, hotels, and vacation rentals near Placid Lake Midlake Hole in Missoula County, Montana — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Placid Lake Midlake Hole
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Placid Lake Midlake Hole?
Get lake water-quality report cards plus the best cabin & lodging deals near Placid Lake Midlake Hole — straight to your inbox. No spam, unsubscribe anytime.
Fishing Placid Lake Midlake Hole
Location
County Ranking
Ranked #7 of 60 lakes in Missoula County
Nearby Lakes in Missoula County
Explore Placid Lake Midlake Hole across LakeGrade
More Montana Lake Rankings
Other Grade A Lakes in Montana
Oligotrophic Lakes in Montana
More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-07-13
Monitoring stations: 1