Watershed Profile: Ninemile Run near Walton, PA

Watershed Overview
The Ninemile Run Watershed lies entirely within Potter County, PA. Ninemile Run flows east to its confluence with the headwaters of Pine Creek near the town of Walton, PA. The monitoring station is located approximately one mile west of the confluence with Pine Creek in Susquehannock State Forest.
Drainage Characteristics
  • Drainage Area (square miles): 16.24
  • Total Stream Length (miles): 31.00
  • Average Annual Flow at Station (NHD) (cfs): 22.60
  • Population (2010): 239
Stream Classifications (Pennsylvania)
Designation Miles
High-Quality Cold Water Fisheries 31.00
Total 31.00
  • Land Use
  • Description Percentage
    Water 0.32
    Developed Open Space 2.28
    Low Urban 0.27
    Medium Urban 0.09
    High Urban 0.01
    Barren 0.17
    Deciduous Forest 74.32
    Coniferous Forest 0.57
    Mixed Forest 11.19
    Shrub Scrub 4.02
    Grassland Herbaceous 0.25
    Pasture/Hay 5.12
    Cropland 0.82
    Wetlands 0.79
Underlying Geology
Rock Type Percentage
Sandstone 99.90
Shale 0.10
Recent Results
Sample Time 7/3/2022 11:00:00 AM
Temperature  (C) 17.63
Specific Conductivity  (mS/cm) 0.069
PH 7.26
Turbidity  (NTU+) 1.5
Dissolved Oxygen  (mg/L) 9.1
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 1
  • 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 0
Stormwater 0
Wastewater Treatment Plant/Sewage Treatment Plant 1
Other 0