Pomme de Terre L. Lake is a 7,820-acre productive, nutrient-rich eutrophic lake in Hickory County, Missouri. Water quality is graded D based on 3 sampling years through 2022. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 9 other monitored lakes in Hickory County, Pomme de Terre L. Lake ranks #6 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2022-05-31. Grade methodology: LakeGrade methodology.
Watch Pomme de Terre L. Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Very murky, less than 2.1 ft of visibility. Phosphorus level: 26 µg/L. Chlorophyll-a: 132.3 µg/L. Trophic State Index: 65.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.1 ft | F |
| Phosphorus | 26 µg/L | B |
| Chlorophyll-a (Algae) | 132.3 µg/L | F |
| Trophic State Index (TSI) | 65 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 7,820 acres |
| Public Access | Yes |
Where to stay near Pomme de Terre L. Lake
Compare lakeside cabins, hotels, and vacation rentals near Pomme de Terre L. Lake in Hickory 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.
Top-rated places to stay near Pomme de Terre L. Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Pomme de Terre L. Lake?
Get lake water-quality report cards plus the best cabin & lodging deals near Pomme de Terre L. Lake — straight to your inbox. No spam, unsubscribe anytime.
Planning a whole trip? See where to stay at Missouri’s top lakes →
Fishing Pomme de Terre L. Lake
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Source: USGS Nonindigenous Aquatic Species (NAS) Database. Hover a chip to see scientific name, ecological context, status, and first-observed year.
Water Quality Trend: ↑ Improving
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.093 m/yr | 5 |
| Phosphorus | ↑ Improving | -2.6 µg/L/yr | 5 |
| Chlorophyll-a | ↑ Improving | -1.99 µg/L/yr | 5 |
Recreation & Access
Location
County Ranking
Ranked #6 of 10 lakes in Hickory County
Cleaner Lakes Within 30 Miles
Pomme de Terre L. Lake holds Grade D. 4 nearby lakes hold higher grades.
- CPomme de Terre L. LakeHickory County · 0.3 mi · Higher grade (D → C)
- DPomme de Terre L. Central Arm LakeHickory County · 2.9 mi · Higher overall water quality score
- DPomme de Terre LakeHickory County · 3.2 mi · Higher overall water quality score
- DPomme de Terre LakeHickory County · 5.3 mi · Higher overall water quality score
Nearby Lakes in Hickory County
Explore Pomme de Terre L. Lake across LakeGrade
More Missouri Lake Rankings
Other Grade D Lakes in Missouri
Eutrophic Lakes in Missouri
Compare Pomme de Terre L. Lake With Nearby Lakes
More records, surveys & data sources
Reservoir Info (USACE NID)
Pomme de Terre L. Lake is a man-made reservoir impounded by the Pomme De Terre Dam (completed 1961), built primarily for flood risk reduction on the POMME DE TERRE RIVER; rockfill-type dam, 155 ft tall and 4,630 ft long.
- Surface area
- 7,820 ac
- Normal storage
- 230,000 ac-ft
- Max storage
- 650,000 ac-ft
- Drainage area
- 611 sq mi
- Hazard class
- High
- Owner
- USACE - Kansas City District
All listed purposes: Flood Risk Reduction;Fish and Wildlife Pond;Recreation;Water Supply.
Source: USACE National Inventory of Dams, NID ID MO30201 · Operator website · Matched by proximity (0.46 km)
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Regulated Pollution Sources Nearby
5 EPA-permitted facilities operate within about 5 miles of Pomme de Terre L. Lake under Clean Water Act (NPDES) discharge permits. 4 facilities have a reported Clean Water Act violation in the past three years.
- Uscoe Damsite Pua WestHermitage · 0.4 mi away · NPDES MO0059331Recent violation
- Harbor Campground And MarinaHermitage · 0.9 mi away · NPDES MO0137685Recent violation
- Clearlight Inn WwtfHermitage · 1 mi away · NPDES MO0133809Recent violation
- Hermitage WwtpHermitage · 3.1 mi away · NPDES MO0031666Recent violation
- Browns Lakeside ManorHermitage · 0.8 mi away · NPDES MO0105929
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
Public boat-access points from the USGS National Boat Ramps inventory
Most recent sample: 2022-05-31
Monitoring stations: 1