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La Yesca Ii Dam

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CONAGUA publishes the water-quality measurements for La Yesca Ii Dam. Here is what has been measured.

Clarity
0.7 m
Typical for Mexico
Secchi · sampled 2021
Phosphorus
614.1 µg/L
More phosphorus than most
Measured by CONAGUA
Chlorophyll-a
17.9 µg/L
More algae than most
Measured by CONAGUA
  • Limited data

La Yesca Ii Dam in Mexico has official water-quality measurements, shown as reported. Water clarity: 0.7 m visibility. Phosphorus: 614.1 µg/L. Chlorophyll-a (algae): 17.9 µg/L.

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How La Yesca Ii Dam is classified

La Yesca Ii Dam in Mexico is published with the authority's own measurements and class. The measurements here are published by the agency that samples the lake, as reported. Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).

LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.

Monitoring: the National Water Commission of Mexico (CONAGUA), via UNEP GEMS/Water.

La Yesca Ii Dam is a lake in Unknown County, Mexico.

Source: the National Water Commission of Mexico (CONAGUA), via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2021-09-24. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether La Yesca Ii Dam is safe to swim in today is a call for the National Water Commission of Mexico (CONAGUA), via UNEP GEMS/Water and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for La Yesca Ii Dam

These are the measurements CONAGUA publishes for La Yesca Ii Dam. More on the source.

Very murky, less than 2.4 ft of visibility. Phosphorus 614.1 µg/L. Chlorophyll-a 17.9 µg/L. TSI 73.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)0.74mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus614µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)17.9µg/LMeasured, not scored

The green pigment in algae — a direct measure of how much algae is in the water.

Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a.73Hypereutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Very high nutrients, dense algae, poor clarity

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Answers come straight from the public measurements and survey records on this page.

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Fishing La Yesca Ii Dam

Frequently asked questions about La Yesca Ii Dam

Where is La Yesca Ii Dam?

La Yesca Ii Dam is a lake in Mexico. This page reports official water-quality measurements, shown as reported.

What is the water quality of La Yesca Ii Dam?

La Yesca Ii Dam in Mexico has official water-quality measurements, shown as reported. Water clarity: 0.7 m visibility. Phosphorus: 614.1 µg/L. Chlorophyll-a (algae): 17.9 µg/L.

Measurements on this page ↑

Is La Yesca Ii Dam safe to swim in?

La Yesca Ii 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.

Swimming on this page ↑

Where this data comes from

28 measurements from 1 monitoring station, 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 Aguacomisionnacionaldelagua28 samples · —

Analytical methods

  • GEMStat OPEN / CC BY 4.0
Monitoring station identifiers (1)
  • MEX03216

Authority classifications are shown as the authority published them. See where the data comes from and data sources.