Watershed Profile: Long Run near Gaines, PA

Watershed Overview
Long Run flows south into Pine Creek near Gaines, PA. All of Long Run Watershed is contained within western Tioga County, PA with a large portion of the watershed passing through State Gamelands and Tioga State Forest. The monitoring station is located near Gaines, PA close to the confluence with Pine Creek.
Drainage Characteristics
  • Drainage Area (square miles): 20.75
  • Total Stream Length (miles): 44.4
  • Average Annual Flow at Station (NHD) (cfs): 33.2
  • Population (2020): 263
Stream Classifications (Pennsylvania)
Designation Miles
Cold Water Fisheries 44.40
Total 44.40
  • Land Use
  • Description Percentage
    Water 0.04
    Developed Open Space 2.98
    Low Urban 0.17
    Medium Urban 0.06
    Barren 0.03
    Deciduous Forest 62.40
    Coniferous Forest 3.29
    Mixed Forest 16.41
    Shrub Scrub 0.65
    Grassland Herbaceous 0.22
    Pasture/Hay 13.19
    Cropland 0.21
    Wetlands 0.35
Underlying Geology
Rock Type Percentage
Sandstone 79.25
Shale 20.75
Recent Results
Sample Time 7/12/2024 6:00:00 PM
Temperature  (C) 22.17
Specific Conductivity  (mS/cm) 0.116
PH 7.59
Turbidity  (NTU+) 29.99
Dissolved Oxygen  (mg/L) 8.14
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 0
  • Natural Gas Water Withdrawals 0
Public Water Supply Withdrawals
  • Groundwater 0
  • Surface Water 0
NPDES Discharges
Description Count
Concentrated Animal Feeding Operation 0
Mining/Quarry 0
Stormwater 0
Wastewater Treatment Plant/Sewage Treatment Plant 0
Other 0