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Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon

San Juan County, UtahView mapDirections

Utah DWQ publishes the water-quality measurements for Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon. Here is what has been measured.

Clarity
0.2 ft
Murkier than most
Secchi · sampled 2021
Phosphorus
906 µg/L
More phosphorus than most
Measured by Utah DWQ
  • Limited data

Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon in San Juan County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 0.2 ft visibility. Phosphorus: 906 µg/L.

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Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon is a lake in San Juan County, Utah.

Source: EPA Water Quality Portal sampling records, Utah DWQ, last sampled 2021-06-17. 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 Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon is safe to swim in today is a call for the Utah Division of Water Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon

These are the measurements Utah DWQ publishes for Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

Very murky, less than 0.2 ft of visibility. Phosphorus 906 µg/L. TSI 103.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)0.2ftMeasured, not scored

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

Total phosphorus906µg/LMeasured, not scored

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

Chlorophyll-a (algae)No reading

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.103Hypereutrophic
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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Stays near Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon

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Fishing Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon

Nearby Lakes in San Juan County

Frequently asked questions about Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon

Where is Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon?

Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon is a lake in San Juan County, Utah. Its water-quality measurements are published by Utah DWQ and shown on this page as reported.

What is the water quality of Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon?

Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon in San Juan County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 0.2 ft visibility. Phosphorus: 906 µg/L.

Measurements on this page ↑

Is Lake Powell Mid Channel Midway Between Trachyte Creek And Twomile Canyon safe to swim in?

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

Swimming on this page ↑

Where this data comes from

4 measurements from 1 monitoring station, 2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Utah Department Of Environmental QualityUTAHDWQ_WQX4 samples · 2021

Analytical methods

  • Field Measurements
  • Phosphorus by Colorimetry
Monitoring station identifiers (1)

EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.