Loto Ha Ha Tonka Branch Mouth Lake is a productive, nutrient-rich eutrophic lake in Camden County, Missouri. Water quality is graded C based on 3 sampling years through 2022. Compared to the 41 other monitored lakes in Camden County, Loto Ha Ha Tonka Branch Mouth Lake ranks #23 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2022-09-28. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swim with caution, moderate algae may be present
Water Quality Grade: C, Fair
Very murky, less than 3 ft of visibility. Phosphorus level: 27 µg/L. Chlorophyll-a: 18.3 µg/L. Trophic State Index: 57.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3 ft | F |
| Phosphorus | 27 µg/L | B |
| Chlorophyll-a (Algae) | 18.3 µg/L | C |
| Trophic State Index (TSI) | 57 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Loto Ha Ha Tonka Branch Mouth Lake
Compare lakeside cabins, hotels, and vacation rentals near Loto Ha Ha Tonka Branch Mouth Lake in Camden County, Missouri — 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.
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Fishing Loto Ha Ha Tonka Branch Mouth Lake
Water Temperature
Loto Ha Ha Tonka Branch Mouth Lake averages about 82°F at the surface in summer, usually warmest in Jul (about 85°F) and coldest in Sep (about 71°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 18 field readings (2010–2022) via the EPA Water Quality Portal. See the full Loto Ha Ha Tonka Branch Mouth Lake water temperature breakdown →
Location
County Ranking
Ranked #23 of 42 lakes in Camden County
Cleaner Lakes Within 30 Miles
Loto Ha Ha Tonka Branch Mouth Lake holds Grade C. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Camden County
Explore Loto Ha Ha Tonka Branch Mouth Lake across LakeGrade
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High nutrients, frequent algae, reduced clarity
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More records, surveys & data sources
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Regulated Pollution Sources Nearby
6 EPA-permitted facilities operate within about 5 miles of Loto Ha Ha Tonka Branch Mouth Lake under Clean Water Act (NPDES) discharge permits. 2 facilities have a reported Clean Water Act violation in the past three years.
- Cottages Of Bauer EstatesCamdenton · 0.8 mi away · NPDES MO0110302Recent violation
- Myetta Meadows WwtfCamdenton · 4.6 mi away · NPDES MO0123374Recent violation
- Country Ridge Estates WwtpCamdenton · 3.5 mi away · NPDES MO0130435
- Tonka Villa Estates WwtpCamdenton · 4.2 mi away · NPDES MO0130761
- Oak Grove Duplexes WwtpCamdenton · 4.2 mi away · NPDES MO0127311
- Myetta Woods Subdivision WwtpCamdenton · 4.4 mi away · NPDES MO0131865
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Data Sources
Water quality data from the EPA Water Quality Portal
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2022-09-28
Monitoring stations: 1