Seminoe Reservoir Riverine Littoral
Carbon County, WyomingView mapDirections
Wyoming DEQ publishes the water-quality measurements for Seminoe Reservoir Riverine Littoral. Here is what has been measured.
- Limited data
Seminoe Reservoir Riverine Littoral in Carbon County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Water clarity: 7.8 ft visibility. Phosphorus: 20 µg/L.
Seminoe Reservoir Riverine Littoral is a lake in Carbon County, Wyoming. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, Wyoming DEQ, last sampled 2013-07-08. 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 Seminoe 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 Seminoe Reservoir Riverine Littoral
These are the measurements Wyoming DEQ publishes for Seminoe Reservoir Riverine Littoral, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Moderate clarity, visible to about 7.8 ft. Phosphorus 20 µg/L. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 7.8ft | Measured, not scored 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
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Fishing Seminoe Reservoir Riverine Littoral
Water Quality Trend: Worsening
Based on 5 years of monitoring (2012–2016).
Phosphorus
Worsening+4.5 µg/L/yr5 years
Nearby Lakes in Carbon County
Frequently asked questions about Seminoe Reservoir Riverine Littoral
Where is Seminoe Reservoir Riverine Littoral?
- Seminoe Reservoir Riverine Littoral 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 Seminoe Reservoir Riverine Littoral?
- Seminoe Reservoir Riverine Littoral in Carbon County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Water clarity: 7.8 ft visibility. Phosphorus: 20 µg/L.
Is Seminoe Reservoir Riverine Littoral safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Seminoe Reservoir Riverine Littoral across LakeQuality
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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.