Jordenelle Lake
Wasatch County, UtahView mapDirections
Utah DWQ publishes the water-quality measurements for Jordenelle Lake. Here is what has been measured.
- Limited data
Jordenelle Lake in Wasatch County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 10.7 ft visibility.
Jordenelle Lake is a lake in Wasatch County, Utah. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, Utah DWQ, last sampled 2016-07-12. Methodology: how these readings are compared.
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What Jordenelle Lake is good for
From access and monitoring records, not editorial picks.
- Clear water10.7 ft of visibility
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Jordenelle 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 Jordenelle Lake
These are the measurements Utah DWQ publishes for Jordenelle Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 10.7 ft. TSI 43.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 10.7ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading 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. | 43 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Jordenelle Lake
Answers come straight from the public measurements and survey records on this page.
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Stays near Jordenelle Lake
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Fishing Jordenelle Lake
Water Quality Trend: Worsening
Based on 14 years of monitoring (2012–2025).
Water clarity
Stable14 years
Phosphorus
Worsening+1.14 µg/L/yr6 years
Chlorophyll-a
Stable+0.01 µg/L/yr12 years
Reservoir Info (USACE NID)
Jordenelle Lake is a man-made reservoir impounded by the Jordanelle Dam (completed 1993), built primarily for water supply on the Provo; earth-type dam, 391 ft tall and 3,820 ft long.
- Normal storage
- 0 ac-ft
- Max storage
- 363,354 ac-ft
- Drainage area
- 261.19 sq mi
- Hazard class
- High
- Owner
- DEPARTMENT OF THE INTERIOR
Source: USACE National Inventory of Dams, NID ID UT10204 · Operator website · Matched by proximity (0.49 km)
Nearby Lakes in Wasatch County
Frequently asked questions about Jordenelle Lake
Where is Jordenelle Lake?
- Jordenelle Lake is a lake in Wasatch County, Utah. Its water-quality measurements are published by Utah DWQ and shown on this page as reported.
What is the water quality of Jordenelle Lake?
- Jordenelle Lake in Wasatch County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 10.7 ft visibility.
Is Jordenelle Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Jordenelle Lake across LakeQuality
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Where this data comes from
40 measurements from 1 monitoring station, 2012–2016. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- UC Region of USBOR
UC_REGION_USBOR_WQX40 samples · 2012–2016
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.