Hoop Lake
Summit County, UtahView mapDirections
Utah DWQ publishes the water-quality measurements for Hoop Lake. Here is what has been measured.
- Eutrophic
- Limited data
Hoop Lake in Summit County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 5.6 ft visibility. Phosphorus: 45 µg/L. Chlorophyll-a (algae): 13 µg/L.
Hoop Lake is a productive, nutrient-rich eutrophic lake in Summit County, Utah. Overall water quality is declining over recent sampling years. Compared to the 17 other monitored lakes in Summit County, Hoop Lake ranks #17 for water quality.
Source: EPA Water Quality Portal sampling records, Utah DWQ, last sampled 2023-09-27. Methodology: how these readings are compared.
If you are planning to stay, you can search lake houses and cabins around Hoop Lake on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Hoop Lake is good for
From access and monitoring records, not editorial picks.
- Camping2 public campgrounds nearby
Swimming conditions
Readings onlyLimited 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 Hoop Lake 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.
Water quality measurements for Hoop Lake
These are the measurements Utah DWQ publishes for Hoop Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 5.6 ft. Phosphorus 45 µg/L. Chlorophyll-a 13 µg/L. TSI 56.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5.6ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 45µg/L | Poor GoodFairPoor |
| Chlorophyll-a (algae) | 13µg/L | Poor GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 56 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Hoop Lake
Answers come straight from the public measurements and survey records on this page.
Recreation & Access
Public campgrounds near Hoop Lake
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
Stays via Stay22
Stays near Hoop Lake
Compare lakeside cabins, hotels, and vacation rentals near Hoop Lake in Summit County, Utah — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water. The water-quality readings cover nutrients and algae, not lodging. Cabins and rentals around Hoop Lake are listed below.
Top-rated places to stay near Hoop Lake
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
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Follow Hoop Lake’s readings
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Fishing Hoop Lake
Water quality readings over time
3 seasons of samples on record (2012–2023). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Stable3 years
Chlorophyll-a
Worsening+1.01 µg/L/yr2 years
Reservoir Info (USACE NID)
Hoop Lake is a man-made reservoir impounded by the Hoop Lake (completed 1939), built primarily for irrigation on the East Fork of Beaver Creek; earth-type dam, 30 ft tall and 824 ft long.
- Normal storage
- 3,925 ac-ft
- Max storage
- 4,800 ac-ft
- Drainage area
- 25 sq mi
- Hazard class
- Significant
- Owner
- HOOP LAKE RESERVOIR & IRRIGATION CO
Source: USACE National Inventory of Dams, NID ID UT00143 · Operator website
Nearby Lakes in Summit County
Frequently asked questions about Hoop Lake
Where is Hoop Lake?
- Hoop Lake is a lake in Summit County, Utah. Its water-quality measurements are published by Utah DWQ and shown on this page as reported.
What is the water quality of Hoop Lake?
- Hoop Lake in Summit County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 5.6 ft visibility. Phosphorus: 45 µg/L. Chlorophyll-a (algae): 13 µg/L.
Is Hoop Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there campgrounds on Hoop Lake?
- Hoop Lake has 2 public campgrounds from USGS The National Map within 5 km, including Hoop Lake Campground, Hoop Lake Trailhead Campground. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
Explore Hoop Lake across LakeQuality
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Other Lakes in Utah
Eutrophic Lakes in Utah
Where this data comes from
22 measurements from 1 monitoring station, 2017–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Utah Department Of Environmental Quality
UTAHDWQ_WQX22 samples · 2017–2023
Analytical methods
- Field Measurements
- Phosphorus by Colorimetry
- 10200 H ~ Chlorophyll a-b-c Determination
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.
Other records on this page
Public campgrounds from USGS The National Map Structures, within about 3 miles