Edwin A Pape Lake is a 284-acre highly nutrient-loaded hypereutrophic lake in Lafayette County, Missouri. Water quality is graded F based on 3 sampling years through 2023. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 1 other monitored lakes in Lafayette County, Edwin A Pape Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2023-08-03. Grade methodology: LakeGrade methodology.
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Swimming Safety
Avoid swimming, very poor water quality, potential algae toxins
Water Quality Grade: F, Very Poor
Very murky, less than 1.8 ft of visibility. Phosphorus level: 82 µg/L. Chlorophyll-a: 116.6 µg/L. Trophic State Index: 71.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.8 ft | F |
| Phosphorus | 82 µg/L | D |
| Chlorophyll-a (Algae) | 116.6 µg/L | F |
| Trophic State Index (TSI) | 71 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 284 acres |
| Public Access | Yes |
Where to stay near Edwin A Pape Lake
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Fishing Edwin A Pape Lake
Recreation & Access
Current Conditions
Latest reading Jul 6, 2026, 5:00 AM from USGS gauge 06907720. See live data ↗ — readings update every 15–60 minutes; this page refreshes on each build.
Location
County Ranking
Ranked #1 of 2 lakes in Lafayette County
Cleaner Lakes Within 30 Miles
Edwin A Pape Lake holds Grade F. 3 nearby lakes hold higher grades.
- BRock Lake Village LakeJohnson County · 26.6 mi · Two grade letters higher (F → B)
- BLake ButeoJohnson County · 12.9 mi · Two grade letters higher (F → B)
- DHazel Hill Lake by DamJohnson County · 12.2 mi · Higher grade (F → D)
Nearby Lakes in Lafayette County
Explore Edwin A Pape Lake across LakeGrade
Species activity outlook by water temperature and season
Where to stay at Missouri's top lakes, each with its grade
Very high nutrients, dense algae, poor clarity
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More records, surveys & data sources
Reservoir Info (USACE NID)
Edwin A Pape Lake is a man-made reservoir impounded by the Edwin A. Pape Lake Dam (completed 1967), built primarily for water supply on the PEAVINE CREEK; earth-type dam, 40 ft tall and 2,000 ft long.
- Surface area
- 284 ac
- Normal storage
- 1,868 ac-ft
- Max storage
- 4,000 ac-ft
- Drainage area
- 8.59 sq mi
- Hazard class
- Low
- Owner
- CITY OF CONCORDIA
All listed purposes: Water Supply;Recreation.
Source: USACE National Inventory of Dams, NID ID MO20043 · Operator website
EPA Impairment Status
Edwin A Pape Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit MO_7192.00 · Official waterbody report
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Edwin A Pape Lake under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Concordia Southeast WwtfConcordia · 3.2 mi away · NPDES MO0025194Recent violation
- Modot I-70 Rest AreaConcordia · 4.1 mi away · NPDES MO0085804
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)
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: 2023-08-03
Monitoring stations: 1