Lake Nessmuk
Tioga County, Pennsylvania58 acresView mapDirections
PA DEP publishes the water-quality measurements for Lake Nessmuk. Here is what has been measured.
- 21 ft max depth
- Public access
- Limited data
Lake Nessmuk in Tioga County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Phosphorus: 46 µg/L. Chlorophyll-a (algae): 41.2 µg/L. Maximum depth: 21 ft. Surface area: 58 acres.
Lake Nessmuk is a 58-acre lake in Tioga County, Pennsylvania with a maximum depth of 21 feet. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, PA DEP, last sampled 2017-10-25. Methodology: how these readings are compared.
What Lake Nessmuk is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Nessmuk is safe to swim in today is a call for the Pennsylvania Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Lake Nessmuk
These are the measurements PA DEP publishes for Lake Nessmuk, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 46 µg/L. Chlorophyll-a 41.2 µg/L.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 46µg/L | Poor GoodFairPoor |
| Chlorophyll-a (algae) | 41.2µg/L | Measured, not scored The green pigment in algae — a direct measure of how much algae is in the water. |
Ask about Lake Nessmuk
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
21 ft
Surface area
58 acres
Shoreline
1.3 mi
Public access
Yes
Listed by PA DEP
Recreation & Access
- Nessmuk LakePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Lake Nessmuk
Compare lakeside cabins, hotels, and vacation rentals near Lake Nessmuk in Tioga County, Pennsylvania — 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. The water-quality readings cover nutrients and algae, not lodging. Cabins and rentals around Lake Nessmuk are listed below.
Top-rated places to stay near Lake Nessmuk
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Fishing Lake Nessmuk
Nearby Lakes in Tioga County
Frequently asked questions about Lake Nessmuk
Where is Lake Nessmuk?
- Lake Nessmuk is a lake in Tioga County, Pennsylvania. Its water-quality measurements are published by PA DEP and shown on this page as reported.
What is the water quality of Lake Nessmuk?
- Lake Nessmuk in Tioga County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Phosphorus: 46 µg/L. Chlorophyll-a (algae): 41.2 µg/L. Maximum depth: 21 ft. Surface area: 58 acres.
Is Lake Nessmuk safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Lake Nessmuk?
- Lake Nessmuk has a maximum depth of 21 feet. The lake covers 58 acres.
Are there boat ramps on Lake Nessmuk?
- Lake Nessmuk has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Nessmuk Lake. Public access is listed as yes.
Can I fish at Lake Nessmuk?
- Lake Nessmuk has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Pennsylvania's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
Measurements for Lake Nessmuk come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory