Tibble Fork Reservoir
Utah County, UtahView mapDirections
Utah DWQ publishes the water-quality measurements for Tibble Fork Reservoir. Here is what has been measured.
- Mesotrophic
- Limited data
Tibble Fork Reservoir in Utah County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 5.2 ft visibility. Phosphorus: 23.6 µg/L. Chlorophyll-a (algae): 3.5 µg/L.
Tibble Fork Reservoir is a mesotrophic lake in Utah County, Utah. Overall water quality is declining over recent sampling years. Compared to the 18 other monitored lakes in Utah County, Tibble Fork Reservoir ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Utah DWQ, last sampled 2024-09-19. Methodology: how these readings are compared.
If you are planning to stay, you can search lake houses and cabins around Tibble Fork Reservoir on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Tibble Fork Reservoir is good for
From access and monitoring records, not editorial picks.
- Camping3 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 Tibble Fork Reservoir 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 Tibble Fork Reservoir
These are the measurements Utah DWQ publishes for Tibble Fork Reservoir, 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 5.2 ft. Phosphorus 23.6 µg/L. Chlorophyll-a 3.5 µg/L. TSI 49.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5.2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 23.6µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 3.5µg/L | Fair GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 49 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Tibble Fork Reservoir
Answers come straight from the public measurements and survey records on this page.
Recreation & Access
Public campgrounds near Tibble Fork Reservoir
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
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Stays near Tibble Fork Reservoir
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Top-rated places to stay near Tibble Fork Reservoir
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Fishing Tibble Fork Reservoir
Water Quality Trend: Worsening
Based on 4 years of monitoring (2012–2024).
Water clarity
Stable4 years
Chlorophyll-a
Worsening+0.32 µg/L/yr2 years
Reservoir Info (USACE NID)
Tibble Fork Reservoir is a man-made reservoir impounded by the North Utah County - Tibble Fork (completed 1966), built primarily for irrigation on the No Fk of American Fork River; earth-type dam, 50 ft tall and 520 ft long.
- Normal storage
- 380 ac-ft
- Max storage
- 610 ac-ft
- Drainage area
- 35 sq mi
- Hazard class
- High
- Owner
- NORTH UTAH COUNTY WATER CONSERVANCY DIST
Source: USACE National Inventory of Dams, NID ID UT00299 · Operator website · Matched by proximity (0.25 km)
Nearby Lakes in Utah County
Frequently asked questions about Tibble Fork Reservoir
Where is Tibble Fork Reservoir?
- Tibble Fork Reservoir is a lake in Utah County, Utah. Its water-quality measurements are published by Utah DWQ and shown on this page as reported.
What is the water quality of Tibble Fork Reservoir?
- Tibble Fork Reservoir in Utah County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Water clarity: 5.2 ft visibility. Phosphorus: 23.6 µg/L. Chlorophyll-a (algae): 3.5 µg/L.
Is Tibble Fork Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there campgrounds on Tibble Fork Reservoir?
- Tibble Fork Reservoir has 3 public campgrounds from USGS The National Map within 5 km, including Granite Flat (utah), Little Mill, Salamander Dispersed Area. 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 Tibble Fork Reservoir across LakeQuality
3 thermal springs within 15.4 mi, nearest Crystal Hot Springs
Species activity outlook by water temperature and season
Where to stay at Utah's top lakes, each with its readings
Utah's cleanest lakes, ranked on agency measurements
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Mesotrophic Lakes in Utah
Where this data comes from
66 measurements from 1 monitoring station, 2012–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Utah Department Of Environmental Quality
UTAHDWQ_WQX66 samples · 2012–2024
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