Nla Lake is a productive, nutrient-rich eutrophic lake in Rio Arriba County, New Mexico. Water quality is graded B based on 2 sampling years through 2017. Compared to the 15 other monitored lakes in Rio Arriba County, Nla Lake ranks #11 for water quality.
Source: EPA Water Quality Portal sampling records, New Mexico DNR, last sampled 2017-07-13. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Murky, only visible to about 3.9 ft. Phosphorus level: 43.8 µg/L. Chlorophyll-a: 5.4 µg/L. Trophic State Index: 54.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.9 ft | D |
| Phosphorus | 43.8 µg/L | C |
| Chlorophyll-a (Algae) | 5.4 µg/L | B |
| Trophic State Index (TSI) | 54 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Nla Lake
Location
County Ranking
Ranked #11 of 16 lakes in Rio Arriba County
Cleaner Lakes Within 30 Miles
Nla Lake holds Grade B. 2 nearby lakes hold higher grades.
- BHeron Lake ShallowRio Arriba County · 0.6 mi · Higher overall water quality score
- BHeron Lake Deep DamRio Arriba County · 0.9 mi · Higher overall water quality score
Nearby Lakes in Rio Arriba County
Explore Nla Lake across LakeGrade
More New Mexico Lake Rankings
Other Grade B Lakes in New Mexico
Colfax County · Clarity: 8.9 ft
Mora County · Clarity: 1 ft
Mora County · Clarity: 6.9 ft
Guadalupe County · Clarity: 1.6 ft
San Miguel County · Clarity: 6.6 ft
De Baca County · Clarity: 4.9 ft
Eutrophic Lakes in New Mexico
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: 2017-07-13
Monitoring stations: 1