Placid Lake Off Placid Lake Rd S is a cold, clear oligotrophic lake in Missoula County, Montana. Water quality is graded A based on 1 sampling years through 2021. Compared to the 59 other monitored lakes in Missoula County, Placid Lake Off Placid Lake Rd S ranks #24 for water quality.
Source: EPA Water Quality Portal sampling records, Montana DNR, last sampled 2021-07-13. Grade methodology: LakeGrade methodology.
Watch Placid Lake Off Placid Lake Rd S 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
No clarity data. Phosphorus level: 7.8 µg/L. Trophic State Index: 34.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 7.8 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 34 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Placid Lake Off Placid Lake Rd S
Compare lakeside cabins, hotels, and vacation rentals near Placid Lake Off Placid Lake Rd S 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 Off Placid Lake Rd S
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 Off Placid Lake Rd S?
Get lake water-quality report cards plus the best cabin & lodging deals near Placid Lake Off Placid Lake Rd S — straight to your inbox. No spam, unsubscribe anytime.
Fishing Placid Lake Off Placid Lake Rd S
Location
County Ranking
Ranked #24 of 60 lakes in Missoula County
Nearby Lakes in Missoula County
Explore Placid Lake Off Placid Lake Rd S 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