Lake Taneycomo Ab. Bee Cr. Arm is a cold, clear oligotrophic lake in Taney County, Missouri. Water quality is graded A based on 3 sampling years through 2024. Overall water quality is declining over recent sampling years. Compared to the 10 other monitored lakes in Taney County, Lake Taneycomo Ab. Bee Cr. Arm ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2024-09-16. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Good clarity, visible to about 13.3 ft. Phosphorus level: 13 µg/L. Chlorophyll-a: 1.1 µg/L. Trophic State Index: 37.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 13.3 ft | B |
| Phosphorus | 13 µg/L | A |
| Chlorophyll-a (Algae) | 1.1 µg/L | A |
| Trophic State Index (TSI) | 37 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Lake Taneycomo Ab. Bee Cr. Arm
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Fishing Lake Taneycomo Ab. Bee Cr. Arm
Water Quality Trend: ↓ Declining
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.239 m/yr | 5 |
| Phosphorus | ↓ Declining | +0.38 µg/L/yr | 5 |
| Chlorophyll-a | ↑ Improving | -0.38 µg/L/yr | 5 |
Water Temperature
Lake Taneycomo Ab. Bee Cr. Arm averages about 58°F at the surface in summer, usually warmest in Sep (about 62°F) and coldest in Apr (about 50°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 83 field readings (2010–2024) via the EPA Water Quality Portal. See the full Lake Taneycomo Ab. Bee Cr. Arm water temperature breakdown →
Location
County Ranking
Ranked #2 of 11 lakes in Taney County
Nearby Lakes in Taney County
Explore Lake Taneycomo Ab. Bee Cr. Arm across LakeGrade
Species activity outlook by water temperature and season
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More records, surveys & data sources
EPA Impairment Status
Lake Taneycomo Ab. Bee Cr. Arm is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MO_7314.00 · Official waterbody report · Matched by proximity (2.56 km)
Regulated Pollution Sources Nearby
8 EPA-permitted facilities operate within about 5 miles of Lake Taneycomo Ab. Bee Cr. Arm under Clean Water Act (NPDES) discharge permits. 4 facilities have a reported Clean Water Act violation in the past three years.
- Taneycomo Highlands, Inc. WwtfBranson · 0.4 mi away · NPDES MO0140821Recent violation
- Highlands Sewer And Water Assoc WwtpBranson · 1.9 mi away · NPDES MO0115037Recent violation
- Abc Branson, LlcBranson · 3.4 mi away · NPDES MO0115959Recent violation
- Sycamore Ridge Estates WwtpBranson · 3.6 mi away · NPDES MO0131687Recent violation
- Taneycomo Highlands, Inc. WwtfBranson · 0.4 mi away · NPDES MO0117811
- Pine Valley Resort WwtfBranson · 1.3 mi away · NPDES MO0112895
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
Impairment status from EPA ATTAINS 303(d) database
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-09-16
Monitoring stations: 1