Laguna de Chacahua
Laguna de Chacahua in Unknown, Mexico has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.6 m visibility. Phosphorus: 154 µg/L. Chlorophyll-a (algae): 1.8 µg/L.
- Clarity
- 0.6 m
Why Laguna de Chacahua has no A–F grade
Laguna de Chacahua in Mexico is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the National Water Commission of Mexico (CONAGUA), via UNEP GEMS/Water.
Laguna de Chacahua is a lake in Unknown County, Mexico.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2021-09-27. Grade methodology: LakeGrade methodology.
Watch Laguna de Chacahua water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Laguna de Chacahua
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Very murky, less than 1.9 ft of visibility. Phosphorus level: 154 µg/L. Chlorophyll-a: 1.8 µg/L. Trophic State Index: 60.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.57 m | Not graded |
| Phosphorus | 154 µg/L | Not graded |
| Chlorophyll-a (Algae) | 1.8 µg/L | Not graded |
| Trophic State Index (TSI) | 60 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Laguna de Chacahua
Compare lakeside cabins, hotels, and vacation rentals near Laguna de Chacahua in Unknown, Mexico — 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 Laguna de Chacahua
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Fishing Laguna de Chacahua
Frequently asked questions about Laguna de Chacahua
What is the water quality of Laguna de Chacahua?
- Laguna de Chacahua in Unknown, Mexico has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.6 m visibility. Phosphorus: 154 µg/L. Chlorophyll-a (algae): 1.8 µg/L.
Is Laguna de Chacahua safe to swim in?
- Laguna de Chacahua has official nutrient and clarity measurements, not a bacteria swim class and not a safety clearance. Algal blooms, currents, and depth are not covered. Always check local notices before swimming.
Explore Laguna de Chacahua across LakeGrade
More lakes in Mexico
Where this data comes from
139 measurements from 5 monitoring stations, 2016–2021. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Comisión Nacional del Agua
comisionnacionaldelagua139 samples · —
Analytical methods
- GEMStat OPEN / CC BY 4.0
Monitoring station identifiers (5)
MEX05690MEX05691MEX05693MEX05694MEX05696
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2021-09-27
Monitoring stations: 5