Gsl Breach Lake
Box Elder County, UtahView mapDirections
Nutrients and algae run above the regional average.
↑ up from F at the last regrade
- Hypereutrophic
- #13 of 15 in the county
- Limited data
Gsl Breach Lake in Box Elder County, Utah has a water quality grade of D (Nutrient-rich). Phosphorus: 269.5 µg/L.
- Type
- Hypereutrophic
- Phosphorus
- 269.5 µg/L
- Trend
- → Stable
Stays via Stay22
Stays near Gsl Breach Lake
Compare lakeside cabins, hotels, and vacation rentals near Gsl Breach Lake in Box Elder County, Utah — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Gsl Breach Lake are listed below.
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Watch Gsl Breach Lake’s letter
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Gsl Breach Lake is a highly nutrient-loaded hypereutrophic lake in Box Elder County, Utah. Water quality is graded D based on 1 sampling years through 2020. Compared to the 14 other monitored lakes in Box Elder County, Gsl Breach Lake ranks #13 for water quality.
Source: EPA Water Quality Portal sampling records, Utah DWQ, last sampled 2020-07-29. Grade methodology: LakeQuality methodology.
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 D is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Water Quality Grade: D (Nutrient-rich)
No clarity data. Phosphorus 269.5 µg/L. TSI 85. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 269.5 µg/L | Poor |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 85 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Current Conditions
USGS snapshot Sep 7, 2026, 3:15 PM from gauge 10010020 (GSL BREACH AT LAKESIDE, UT). Station page ↗ — a live reading replaces this snapshot when the gauge responds. Missing live data is not an all-clear.
→ Gsl Breach Lake water level: the live USGS gauge reading
Fishing Gsl Breach Lake
Water Quality Trend: → Stable
Based on 9 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Phosphorus | → Stable | -3.58 µg/L/yr | 9 |
County Ranking
Ranked #13 of 15 lakes in Box Elder County
Nearby Lakes in Box Elder County
Frequently asked questions about Gsl Breach Lake
Where is Gsl Breach Lake?
- Gsl Breach Lake is a lake in Box Elder County, Utah. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Gsl Breach Lake?
- Gsl Breach Lake in Box Elder County, Utah has a water quality grade of D (Nutrient-rich). Phosphorus: 269.5 µg/L.
Is Gsl Breach Lake safe to swim in?
- The D is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
What is the water level at Gsl Breach Lake?
- The USGS snapshot on this page for Gsl Breach Lake is 5.01 ft of gage height, recorded Sep 7, 2026, 3:15 PM at gauge 10010020. Current Conditions hydrates a live NWIS reading from that same station when the gauge responds. A missed live fetch is not an all-clear.
Explore Gsl Breach Lake across LakeQuality
More Utah Lake Rankings
Other Grade D Lakes in Utah
Hypereutrophic Lakes in Utah
Where this data comes from
46 measurements from 1 monitoring station, 2012–2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- USGS Utah Water Science Center
USGS-UT46 samples · 2012–2020
Analytical methods
- Nutrients, brines, colorimetry
- P, brine,u, acid-persulf CFcolor
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.