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LakeQuality

The Loch Hypolimnion Lake

Larimer County, ColoradoView mapDirections

Colorado WQCD publishes the water-quality measurements for The Loch Hypolimnion Lake. Here is what has been measured.

Chlorophyll-a
2.8 µg/L
Measured by Colorado WQCD
Type
Mesotrophic
Trophic class
  • Mesotrophic
  • Limited data

Ask about The Loch Hypolimnion Lake

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

The Loch Hypolimnion Lake in Larimer County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Chlorophyll-a (algae): 2.8 µg/L.

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The Loch Hypolimnion Lake is a mesotrophic lake in Larimer County, Colorado. Compared to the 8 other monitored lakes in Larimer County, The Loch Hypolimnion Lake ranks #6 for water quality.

Source: EPA Water Quality Portal sampling records, CDPHE, last sampled 2020-11-24. Grade methodology: LakeQuality methodology.

Swimming conditions

Readings only

Limited data

Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

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

Whether The Loch Hypolimnion Lake is safe to swim in today is a call for the Water Quality Control Division of the Colorado Department of Public Health and Environment and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for The Loch Hypolimnion Lake

These are the measurements Colorado WQCD publishes for The Loch Hypolimnion Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. Chlorophyll-a 2.8 µg/L. TSI 41.

MetricValueEPA condition class
Water Clarity (Secchi Depth)No recent samples
PhosphorusNo recent samples
Chlorophyll-a (Algae)2.8 µg/LFair
Trophic State Index (TSI)41Mesotrophic

Moderate nutrients, good water quality

Fishing The Loch Hypolimnion Lake

Nearby Lakes in Larimer County

Frequently asked questions about The Loch Hypolimnion Lake

Where is The Loch Hypolimnion Lake?

The Loch Hypolimnion Lake is a lake in Larimer County, Colorado. Its water-quality measurements are published by Colorado WQCD and shown on this page as reported.

What is the water quality of The Loch Hypolimnion Lake?

The Loch Hypolimnion Lake in Larimer County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Chlorophyll-a (algae): 2.8 µg/L.

Is The Loch Hypolimnion Lake safe to swim in?

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

Planning a trip around Rocky Mountain?

The Loch Hypolimnion Lake is about 5 miles from Rocky Mountain National Park. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.

Best time to visit Rocky Mountain

Where this data comes from

8 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • USGS Colorado Water Science CenterUSGS-CO8 samples · 2020
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.