Tail of Abelardo Rodriguez Dam
Tail of Abelardo Rodriguez Dam in Unknown, Mexico has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.4 m visibility. Phosphorus: 83.2 µg/L. Chlorophyll-a (algae): 19.2 µg/L.
- Clarity
- 0.4 m
Why Tail of Abelardo Rodriguez Dam has no A–F grade
Tail of Abelardo Rodriguez Dam 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.
Tail of Abelardo Rodriguez Dam is a lake in Unknown County, Mexico.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2019-10-28. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Tail of Abelardo Rodriguez Dam
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Very murky, less than 1.1 ft of visibility. Phosphorus level: 83.2 µg/L. Chlorophyll-a: 19.2 µg/L. Trophic State Index: 68.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.35 m | Not graded |
| Phosphorus | 83.2 µg/L | Not graded |
| Chlorophyll-a (Algae) | 19.2 µg/L | Not graded |
| Trophic State Index (TSI) | 68 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Tail of Abelardo Rodriguez Dam
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Fishing Tail of Abelardo Rodriguez Dam
Frequently asked questions about Tail of Abelardo Rodriguez Dam
What is the water quality of Tail of Abelardo Rodriguez Dam?
- Tail of Abelardo Rodriguez Dam in Unknown, Mexico has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.4 m visibility. Phosphorus: 83.2 µg/L. Chlorophyll-a (algae): 19.2 µg/L.
Is Tail of Abelardo Rodriguez Dam safe to swim in?
- Tail of Abelardo Rodriguez Dam 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.
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Where this data comes from
17 measurements from 1 monitoring station, 2016–2019. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Comisión Nacional del Agua
comisionnacionaldelagua17 samples · —
Analytical methods
- GEMStat OPEN / CC BY 4.0
Monitoring station identifiers (1)
MEX00065
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: 2019-10-28
Monitoring stations: 1