Paradise Park Reservoir
Uintah County, UtahView mapDirections
Clarity, phosphorus, and algae sit in the clean band for this region.
- Mesotrophic
- Impaired · pH / acidity
- #8 of 14 in the county
- Limited data
Paradise Park Reservoir in Uintah County, Utah has a water quality grade of B (Good). Water clarity: 7.9 ft visibility. Phosphorus: 13.3 µg/L. Chlorophyll-a (algae): 2.2 µg/L.
- Clarity
- 7.9 ft
- Type
- Mesotrophic
- Phosphorus
- 13.3 µg/L
- Chlorophyll-a
- 2.2 µg/L
- Trend
- ↑ Improving
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Watch Paradise Park Reservoir’s letter
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Paradise Park Reservoir is a mesotrophic lake in Uintah County, Utah. Water quality is graded B based on 1 sampling years through 2023. Overall water quality is improving over recent sampling years. Compared to the 13 other monitored lakes in Uintah County, Paradise Park Reservoir ranks #8 for water quality.
Source: EPA Water Quality Portal sampling records, Utah DWQ, last sampled 2023-10-02. Grade methodology: LakeQuality methodology.
What Paradise Park Reservoir is good for
From access and monitoring records, not editorial picks.
- Camping1 public campground nearby
Swimming Safety
Grade onlyLimited data
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
The B is nutrients and algae, not a swimming clearance. Paradise Park Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for pH / acidity. Check local advisories before you swim.
Water Quality Grade: B (Good)
Moderate clarity, visible to about 7.9 ft. Phosphorus 13.3 µg/L. Chlorophyll-a 2.2 µg/L. TSI 42. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.9 ft | Not graded |
| Phosphorus | 13.3 µg/L | Good |
| Chlorophyll-a (Algae) | 2.2 µg/L | Not graded |
| Trophic State Index (TSI) | 42 | Mesotrophic |
Moderate nutrients, good water quality
Recreation & Access
Public campgrounds near Paradise Park Reservoir
- Paradise Park0.2 km
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
Fishing Paradise Park Reservoir
Water Quality Trend: ↑ Improving
Based on 3 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.194 m/yr | 3 |
| Chlorophyll-a | ↑ Improving | -0.37 µg/L/yr | 2 |
Reservoir Info (USACE NID)
Paradise Park Reservoir is a man-made reservoir impounded by the Paradise Park (completed 1924), built primarily for irrigation on the Paradise Creek; earth-type dam, 42 ft tall and 1,500 ft long.
- Normal storage
- 3,135 ac-ft
- Max storage
- 4,060 ac-ft
- Drainage area
- 3.4 sq mi
- Hazard class
- High
- Owner
- WHITEROCKS IRRIGATION COMPANY
Source: USACE National Inventory of Dams, NID ID UT00240 · Operator website
EPA Impairment Status
Paradise Park Reservoir is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit UT-L-14060003-297_00 · Official waterbody report
County Ranking
Ranked #8 of 14 lakes in Uintah County
Nearby Lakes in Uintah County
Frequently asked questions about Paradise Park Reservoir
Where is Paradise Park Reservoir?
- Paradise Park Reservoir is a lake in Uintah County, Utah. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Paradise Park Reservoir?
- Paradise Park Reservoir in Uintah County, Utah has a water quality grade of B (Good). Water clarity: 7.9 ft visibility. Phosphorus: 13.3 µg/L. Chlorophyll-a (algae): 2.2 µg/L.
Is Paradise Park Reservoir safe to swim in?
- The B is nutrients and algae, not a swimming clearance. Paradise Park Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for pH / acidity. Check local advisories before you swim.
Are there campgrounds on Paradise Park Reservoir?
- Paradise Park Reservoir has 1 public campground from USGS The National Map within 5 km, including Paradise Park. 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 Paradise Park Reservoir across LakeQuality
More Utah Lake Rankings
Other Grade B Lakes in Utah
Mesotrophic Lakes in Utah
Where this data comes from
23 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_WQX23 samples · 2017–2023
Analytical methods
- Field Measurements
- Phosphorus by Colorimetry
- 10200 H ~ Chlorophyll a-b-c Determination
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Public campgrounds from USGS The National Map Structures, within about 3 miles