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LakeQuality

Reservoir Number Twenty-six

Sullivan County, Indiana45 acresView mapDirections

IDEM publishes the water-quality measurements for Reservoir Number Twenty-six. Here is what has been measured.

Phosphorus
309 µg/L
More phosphorus than most
Measured by IDEM
Chlorophyll-a
3.8 µg/L
Typical for Indiana
Measured by IDEM
Max depth
15.1 ft
Bathymetric survey
Area
45 acres
Surface area
Shoreline
1.3 mi
Measured length
  • 15 ft max depth
  • Limited data

Reservoir Number Twenty-six in Sullivan County, Indiana has water-quality measurements published by IDEM, shown here as reported. Phosphorus: 309 µg/L. Chlorophyll-a (algae): 3.8 µg/L. Maximum depth: 15.1 ft. Surface area: 45 acres.

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Reservoir Number Twenty-six is a 45-acre lake in Sullivan County, Indiana with a maximum depth of 15 feet.

Source: EPA Water Quality Portal sampling records, IDEM, last sampled 2020-06-23. 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 Reservoir Number Twenty-six is safe to swim in today is a call for the Indiana Department of Environmental Management and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Reservoir Number Twenty-six

These are the measurements IDEM publishes for Reservoir Number Twenty-six, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. Phosphorus 309 µg/L. Chlorophyll-a 3.8 µg/L.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)No reading

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

Total phosphorus309µg/LMeasured, not scored

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

Chlorophyll-a (algae)3.8µg/LMeasured, not scored

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

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

Lake Details

Max depth

15.1 ft

Surface area

45 acres

Shoreline

1.3 mi

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Frequently asked questions about Reservoir Number Twenty-six

Where is Reservoir Number Twenty-six?

Reservoir Number Twenty-six is a lake in Sullivan County, Indiana. Its water-quality measurements are published by IDEM and shown on this page as reported.

What is the water quality of Reservoir Number Twenty-six?

Reservoir Number Twenty-six in Sullivan County, Indiana has water-quality measurements published by IDEM, shown here as reported. Phosphorus: 309 µg/L. Chlorophyll-a (algae): 3.8 µg/L. Maximum depth: 15.1 ft. Surface area: 45 acres.

Measurements on this page ↑

Is Reservoir Number Twenty-six safe to swim in?

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

Swimming on this page ↑

How deep is Reservoir Number Twenty-six?

Reservoir Number Twenty-six has a maximum depth of 15.1 feet. The lake covers 45 acres.

Where this data comes from

Measurements for Reservoir Number Twenty-six come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.