Lake Wallenpaupack is a productive, nutrient-rich eutrophic lake in Pike County, Pennsylvania. Water quality is graded D based on 1 sampling years through 2024. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 3 public boat landings.
Source: EPA Water Quality Portal sampling records, Pennsylvania DNR, last sampled 2024-09-29. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Murky, only visible to about 5.7 ft. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5.7 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Lake Wallenpaupack
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Fishing Lake Wallenpaupack
Water Quality Trend: ↑ Improving
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.1 m/yr | 5 |
Recreation & Access
Location
County Ranking
Ranked #1 of 1 lakes in Pike County
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More records, surveys & data sources
EPA Impairment Status
Lake Wallenpaupack is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit PA-LRP-02040103001053 · Official waterbody report · Matched by proximity (1.13 km)
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Regulated Pollution Sources Nearby
18 EPA-permitted facilities operate within about 5 miles of Lake Wallenpaupack under Clean Water Act (NPDES) discharge permits. 7 facilities have a reported Clean Water Act violation in the past three years.
- Cove Haven IncLakeville · 1.7 mi away · NPDES PA0034428Recent violation
- Deer Haven WwtpGreentown · 2.4 mi away · NPDES PA0041912Recent violation
- Wllnppck Lk EstatesLake Ariel · 3.2 mi away · NPDES PA0060542Recent violation
- Pa Dot - Rest Area 62Palmyra Twp · 3.8 mi away · NPDES PA0060348Recent violation
- Wallenpaupack Area High SchoolHawley · 4 mi away · NPDES PA0031364Recent violation
- Mugg'S Country Kitchen / Lakeview True Value HardwareTafton · 4 mi away · NPDES PA0060887Recent violation
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: 2024-09-29
Monitoring stations: 1