Fort Totten Bay Lake is a mesotrophic lake in Benson County, North Dakota. Water quality is graded A based on 1 sampling years through 2023. Compared to the 3 other monitored lakes in Benson County, Fort Totten Bay Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, North Dakota DNR, last sampled 2023-08-07. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
No clarity data. Phosphorus level: 15.5 µg/L. Trophic State Index: 44.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 15.5 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 44 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Fort Totten Bay Lake
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Fishing Fort Totten Bay Lake
Water Temperature
Fort Totten Bay Lake averages about 71°F at the surface in summer, usually warmest in Jun (about 72°F) and coldest in Jul (about 71°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 20 field readings (2017–2023) via the EPA Water Quality Portal. See the full Fort Totten Bay Lake water temperature breakdown →
Location
County Ranking
Ranked #3 of 4 lakes in Benson County
Nearby Lakes in Benson County
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Species activity outlook by water temperature and season
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Moderate nutrients, good water quality
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Mesotrophic Lakes in North Dakota
More records, surveys & data sources
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-08-07
Monitoring stations: 1