Watershed Profile: Susquehanna River near Danville, PA
Watershed Overview
The Susquehanna River begins at the outflow of Otsego Lake in Cooperstown, NY. The River flows 444 miles through New York, Pennsylvania and Maryland, before reaching its confluence with the Chesapeake Bay in Havre de Grace, MD. The monitoring station is in the Middle Susquehanna Subbasin near Danville, PA.
Drainage Characteristics
- Drainage Area (square miles): 11,222.41
- Total Stream Length (miles): 19,601.20
- Average Annual Flow at Station (NHD) (cfs): 16,721.50
- Population (2010): 1,395,197
Stream Classifications (Pennsylvania)
Designation | Miles |
---|---|
Cold Water Fisheries | 5087.32 |
Exceptional Value | 184.08 |
High-Quality Cold Water Fisheries | 1099.65 |
Trout Stocked Fisheries | 654.14 |
Warm Water Fisheries | 1384.97 |
Total | 8410.16 |
Stream Classifications (New York)
Classification | Use | Miles |
---|---|---|
Class A | Drinking Water Source | 154.69 |
Class A (T) | Drinking Water Source With Trout Population | 33.94 |
Class A (TS) | Drinking Water Source With Trout Spawning | 24.49 |
Class AA | Drinking Water Source | 31.09 |
Class AA (T) | Drinking Water Source With Trout Population | 7.13 |
Class AA (TS) | Drinking Water Source With Trout Spawning | 3.08 |
Class B | Contact Recreation (Not Drinking Water Source) | 369.04 |
Class B (T) | Contact Recreation With Trout Population | 53.09 |
Class C | Support Fisheries (Non-Contact) | 7630.29 |
Class C (T) | Support Fisheries, Non-Contact With Trout Population | 1990.31 |
Class C (TS) | Support Fisheries, Non-Contact With Trout Spawning | 884.85 |
Class D | Fishing, But Does Not Support Fish Propagation | 8.98 |
Exempt | Exempt | 0.03 |
Total | 11191.01 |
- Land Use
-
Description Percentage Water 0.32 Developed Open Space 5.16 Low Urban 1.44 Medium Urban 0.72 High Urban 0.26 Barren 0.33 Deciduous Forest 40.45 Coniferous Forest 3.61 Mixed Forest 16.64 Shrub Scrub 0.86 Grassland Herbaceous 0.55 Pasture/Hay 21.50 Cropland 4.26 Wetlands 3.16
Underlying Geology
Rock Type | Percentage |
---|---|
Limestone | 1.44 |
Sandstone | 28.74 |
Shale | 69.82 |
Map
Recent Results
Sample Time | 5/22/2022 10:45:00 AM |
---|---|
Temperature (C) | 20.93 |
Specific Conductivity (mS/cm) | 0.275 |
PH | 8.26 |
Turbidity (NTU+) | 2.34 |
Dissolved Oxygen (mg/L) | 5.26 |
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 1324
- Natural Gas Water Withdrawals 72
Public Water Supply Withdrawals
- Groundwater 3765
- Surface Water 156
NPDES Discharges
Description | Count |
---|---|
Concentrated Animal Feeding Operation | 60 |
Mining/Quarry | 306 |
Stormwater | 276 |
Wastewater Treatment Plant/Sewage Treatment Plant | 346 |
Other | 700 |
Stream Impairments
Source | Category | Miles |
---|---|---|
Source Unknown | Fish Consumption | 270.80 |
Agriculture | Fish Consumption | 21.40 |
Combined Sewer Overflows | Fish Consumption | 21.40 |
Habitat Modification | Fish Consumption | 21.40 |
Urban Runoff/Storm Sewers | Fish Consumption | 21.40 |
Atmospheric Deposition | Fish Consumption | 606.40 |
Municipal Point Source | Fish Consumption | 28.10 |
On-Site Treatment Systems | Fish Consumption | 41.80 |
Acid Mine Drainage | Potable Water Supply | 0.80 |
Source Unknown | Recreational | 732.60 |
Urban Runoff/Storm Sewers | Recreational | 21.70 |
Agriculture | Recreational | 22.50 |
On-Site Treatment Systems | Recreational | 52.60 |
Combined Sewer Overflows | Recreational | 11.70 |
Acid Mine Drainage | Aquatic Life | 642.82 |
Agriculture | Aquatic Life | 263.80 |
Animal Feeding Operations | Aquatic Life | 1.82 |
Atmospheric Deposition | Aquatic Life | 185.33 |
Channelization | Aquatic Life | 20.87 |
Coal Mining | Aquatic Life | 1.79 |
Combined Sewer Overflows | Aquatic Life | 0.40 |
Crop Production | Aquatic Life | 10.09 |
Dam or Impoundment | Aquatic Life | 27.56 |
Erosion from Derelict Land | Aquatic Life | 4.26 |
Highway/Road/Bridge Runoff | Aquatic Life | 1.90 |
Golf Courses | Aquatic Life | 3.48 |
Habitat Modification | Aquatic Life | 57.50 |
Highway/Road/Bridge Runoff | Aquatic Life | 193.05 |
Highways, Roads, Bridges Construction | Aquatic Life | 1.75 |
Dam or Impoundment | Aquatic Life | 5.05 |
Industrial Point Source | Aquatic Life | 9.02 |
Landfills | Aquatic Life | 1.81 |
Municipal Point Source | Aquatic Life | 19.71 |
Natural Sources | Aquatic Life | 13.73 |
Removal of Vegetation | Aquatic Life | 11.59 |
Rural (Residential) | Aquatic Life | 9.25 |
Silvaculture | Aquatic Life | 6.41 |
Site Clearance | Aquatic Life | 4.82 |
Source Unknown | Aquatic Life | 12.14 |
Streambank Modifications | Aquatic Life | 0.95 |
Urban Runoff/Storm Sewers | Aquatic Life | 85.08 |