Nla Lake is a highly nutrient-loaded hypereutrophic lake in Osage County, Oklahoma. Water quality is graded C based on 2 sampling years through 2012. Compared to the 12 other monitored lakes in Osage County, Nla Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Oklahoma DNR, last sampled 2012-07-11. Grade methodology: LakeGrade methodology.
Watch Nla Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 7.2 ft. Phosphorus level: 24000 µg/L. Chlorophyll-a: 4.2 µg/L. Trophic State Index: 81.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.2 ft | C |
| Phosphorus | 24000 µg/L | F |
| Chlorophyll-a (Algae) | 4.2 µg/L | B |
| Trophic State Index (TSI) | 81 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Nla Lake
Compare lakeside cabins, hotels, and vacation rentals near Nla Lake in Osage County, Oklahoma — 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 Nla Lake
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 Nla Lake?
Get lake water-quality report cards plus the best cabin & lodging deals near Nla Lake — straight to your inbox. No spam, unsubscribe anytime.
Fishing Nla Lake
Location
County Ranking
Ranked #3 of 13 lakes in Osage County
Nearby Lakes in Osage County
Explore Nla Lake across LakeGrade
More Oklahoma Lake Rankings
Other Grade C Lakes in Oklahoma
Hypereutrophic Lakes in Oklahoma
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: 2012-07-11
Monitoring stations: 1