Alcova Reservoir Riverine Littoral
Natrona County, WyomingView mapDirections
Wyoming DEQ publishes the water-quality measurements for Alcova Reservoir Riverine Littoral. Here is what has been measured.
- Limited data
Alcova Reservoir Riverine Littoral in Natrona County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Water clarity: 3.4 ft visibility. Phosphorus: 35 µg/L.
Alcova Reservoir Riverine Littoral is a lake in Natrona County, Wyoming. Overall water quality is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, Wyoming DEQ, last sampled 2013-07-09. 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 Alcova Reservoir Riverine Littoral 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 Alcova Reservoir Riverine Littoral
These are the measurements Wyoming DEQ publishes for Alcova Reservoir Riverine Littoral, 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 3.4 ft. Phosphorus 35 µg/L. TSI 57.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3.4ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 35µg/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. | 57 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Alcova Reservoir Riverine Littoral
Water quality readings over time
3 seasons of samples on record (2012–2018). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Improving2 years
Phosphorus
Improving-1.69 µg/L/yr3 years
Nearby Lakes in Natrona County
Frequently asked questions about Alcova Reservoir Riverine Littoral
Where is Alcova Reservoir Riverine Littoral?
- Alcova Reservoir Riverine Littoral is a lake in Natrona County, Wyoming. Its water-quality measurements are published by Wyoming DEQ and shown on this page as reported.
What is the water quality of Alcova Reservoir Riverine Littoral?
- Alcova Reservoir Riverine Littoral in Natrona County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Water clarity: 3.4 ft visibility. Phosphorus: 35 µg/L.
Is Alcova Reservoir Riverine Littoral 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, 2012–2013. 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 · 2012–2013
Analytical methods
- Secchi
- 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.