Watershed Profile: Apalachin Creek near Apalachin, NY

Watershed Overview
Apalachin Creek begins in the northwest corner of Susquehanna County, PA and flows north into the Susquehanna River at Apalachin, NY. The majority of the watershed is contained within northwestern Susquehanna County, PA and southeastern Tioga County, NY. The monitoring station is located near the confluence with the Susquehanna River at Apalachin, NY.
Drainage Characteristics
  • Drainage Area (square miles): 42.81
  • Total Stream Length (miles): 71.5
  • Average Annual Flow at Station (NHD) (cfs): 57.8
  • Population (2020): 3,219
Stream Classifications (Pennsylvania)
Designation Miles
Cold Water Fisheries 36.05
High-Quality Cold Water Fisheries 9.81
Total 45.86
Stream Classifications (New York)
Classification Use Miles
Class C Support Fisheries (Non-Contact) 25.59
Total 25.59
  • Land Use
  • Description Percentage
    Water 0.32
    Developed Open Space 4.70
    Low Urban 0.78
    Medium Urban 0.26
    High Urban 0.12
    Barren 0.33
    Deciduous Forest 34.11
    Coniferous Forest 5.55
    Mixed Forest 29.20
    Shrub Scrub 0.52
    Grassland Herbaceous 0.64
    Pasture/Hay 21.14
    Cropland 0.85
    Wetlands 1.48
Underlying Geology
Rock Type Percentage
Sandstone 16.86
Shale 83.14
Recent Results
Sample Time 6/13/2024 2:00:00 AM
Temperature  (C) 16.84
Specific Conductivity  (mS/cm) 0.191
PH 6.78
Turbidity  (NTU+) 1.31
Dissolved Oxygen  (mg/L) 7.13
Dissolved Oxygen (last month of readings)
pH (last month of readings)
Specific Conductivity (last month of readings)
Temperature (last month of readings)
Turbidity (last month of readings)
Natural Gas
  • Natural Gas Pads 11
  • Natural Gas Water Withdrawals 0
Public Water Supply Withdrawals
  • Groundwater 4
  • Surface Water 0
NPDES Discharges
Description Count
Concentrated Animal Feeding Operation 0
Mining/Quarry 3
Stormwater 0
Wastewater Treatment Plant/Sewage Treatment Plant 0
Other 0
Stream Impairments
Source Category Miles
Source Unknown Recreational 25.10