Wallis Reservoir
Carbon County, Wyoming60 acresView mapDirections
Wyoming DEQ publishes the water-quality measurements for Wallis Reservoir. Here is what has been measured.
- Limited data
Wallis Reservoir in Carbon County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Phosphorus: 20 µg/L. Surface area: 60 acres.
Wallis Reservoir is a 60-acre lake in Carbon County, Wyoming.
Source: EPA Water Quality Portal sampling records, Wyoming DEQ, last sampled 2013-09-17. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Wallis Reservoir is safe to swim in today is a call for the Wyoming Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Wallis Reservoir
These are the measurements Wyoming DEQ publishes for Wallis Reservoir, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 20 µg/L. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 20µg/L | Measured, not scored 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. | 47 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Wallis Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
60 acres
No bathymetric survey has been published for Wallis Reservoir, so its depth is not documented here.
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Fishing Wallis Reservoir
Reservoir Info (USACE NID)
Wallis Reservoir is a man-made reservoir impounded by the Kinney (completed 1904), built primarily for irrigation on the Dana Springs Creek; earth-type dam, 20 ft tall and 520 ft long.
- Surface area
- 60 ac
- Normal storage
- 480 ac-ft
- Max storage
- 691 ac-ft
- Drainage area
- 0 sq mi
- Hazard class
- Low
- Owner
- DANA MEADOWS WYOMING, LLC
Source: USACE National Inventory of Dams, NID ID WY00304 · Operator website · Matched by proximity (0.04 km)
Nearby Lakes in Carbon County
Frequently asked questions about Wallis Reservoir
Where is Wallis Reservoir?
- Wallis Reservoir is a lake in Carbon County, Wyoming. Its water-quality measurements are published by Wyoming DEQ and shown on this page as reported.
What is the water quality of Wallis Reservoir?
- Wallis Reservoir in Carbon County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Phosphorus: 20 µg/L. Surface area: 60 acres.
Is Wallis Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
3 measurements from 1 monitoring station, 2013. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- State of Wyoming Department of Environmental Quality Watershed Program
WYDEQ_WATERSHED3 samples · 2013
Analytical methods
- Total Phosphorus After Block Digestion
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.