Still loading...
  •  Delaware River
    Basin Boundary
Streams: Median Channel Width (m)
  •   No data
  •   0 to 5
  •   5 to 10
  •   10 to 15
  •   15 to 20
  •   > 20
Streams: Median Floodplain Width (m)
  •   No data
  •   0 to 20
  •   20 to 40
  •   40 to 60
  •   60 to 80
  •   > 80
Streams: Ratio of Channel
Width to Depth (%)

  •   No data
  •   0 to 10
  •   10 to 20
  •   20 to 30
  •   30 to 40
  •   > 40
  •  Waterbodies
  •  Floodplains
  •  Field Sites
Physiographic Provinces
  •  Appalachian Plateaus
  •  Valley and Ridge
  •  New England
  •  Piedmont
  •  Coastal Plain
  •  HUC 8 Boundaries
HUC 8 Total Floodplain
Ecosystem Services Value ($)

  •   0 to 10
  •   10 to 20
  •   20 to 30
  •   30 to 40
  •   40 to 50
  •   > 50
HUC 8 Sediment and
Nutrient Value ($)

  •   0 to 5
  •   5 to 10
  •   10 to 15
  •   15 to 20
  •   20 to 25
  •   > 25
HUC 8 Flood
Attenuation Value ($)

  •   0 to 5
  •   5 to 10
  •   10 to 15
  •   15 to 20
  •   20 to 25
  •   > 25
HUC 8 Sediment
Net Flux (units)

  •   -400 to -300
  •   -300 to -200
  •   -200 to -100
  •   -100 to 0
  •   0 to 100
  •   100 to 200
  •   200 to 300
  •   > 300
HUC 8 Sediment
Floodplain Flux (units)

  •   0 to 500
  •   500 to 1,000
  •   1,000 to 1,500
  •   1,500 to 2,000
  •   2,000 to 2,500
  •   > 2,500
HUC 8 Sediment
Streambank Flux (units)

  •   -3,000 to -2,500
  •   -2,500 to -2,000
  •   -2,000 to -1,500
  •   -1,500 to -1,000
  •   -1,000 to -500
  •   > -500
HUC 8 Total Nitrogen
Net Flux (units)

  •   -125 to -100
  •   -100 to -75
  •   -75 to -50
  •   -50 to -25
  •   -25 to 0
  •   > 0
HUC 8 Total Nitrogen
Floodplain Flux (units)

  •   0 to 50
  •   50 to 100
  •   100 to 150
  •   150 to 200
  •   200 to 250
  •   > 250
HUC 8 Total Nitrogen
Streambank Flux (units)

  •   -400 to -350
  •   -350 to -300
  •   -300 to -250
  •   -250 to -200
  •   -200 to -150
  •   -150 to -100
  •   > -100
HUC 8 Total Phosphorus
Net Flux (units)

  •   -4 to -2
  •   -2 to 0
  •   0 to 2
  •   2 to 4
  •   > 4
HUC 8 Total Phosphorus
Floodplain Flux (units)

  •   0 to 5
  •   5 to 10
  •   10 to 15
  •   15 to 20
  •   20 to 25
  •   > 25
HUC 8 Total Phosphorus
Streambank Flux (units)

  •   -30 to -25
  •   -25 to -20
  •   -20 to -15
  •   -15 to -10
  •   > -10
  •  HUC 12 Boundaries
HUC 12 Total Floodplain
Ecosystem Services Value ($)

  •   0.00 to 0.25
  •   0.25 to 0.50
  •   0.50 to 0.75
  •   0.75 to 1.00
  •   1.00 to 1.25
  •   1.25 to 1.50
  •   1.50 to 1.75
  •   > 1.75
HUC 12 Sediment and
Nutrient Value ($)

  •   0.0 to 0.2
  •   0.2 to 0.4
  •   0.4 to 0.6
  •   0.6 to 0.8
  •   0.8 to 1.0
HUC 12 Flood
Attenuation Value ($)

  •   0.0 to 0.2
  •   0.2 to 0.4
  •   0.4 to 0.6
  •   0.6 to 0.8
  •   0.8 to 1.0
HUC 12 Sediment
Net Flux (units)

  •   -100 to -75
  •   -75 to -50
  •   -50 to -25
  •   -25 to 0
  •   0 to 25
  •   25 to 50
  •   50 to 75
  •   > 75
HUC 12 Sediment
Floodplain Flux (units)

  •   0 to 20
  •   20 to 40
  •   40 to 60
  •   60 to 80
  •   80 to 100
HUC 12 Sediment
Streambank Flux (units)

  •   -100 to -80
  •   -80 to -60
  •   -60 to -40
  •   -40 to -20
  •   -20 to 0
HUC 12 Total Nitrogen
Net Flux (units)

  •   -10.0 to -7.5
  •   -7.5 to -5.0
  •   -5.0 to -2.5
  •   -2.5 to 0
  •   0.0 to 2.5
  •   2.5 to 5.0
  •   5.0 to 7.5
  •   7.5 to 10.0
HUC 12 Total Nitrogen
Floodplain Flux (units)

  •   0.0 to 2.0
  •   2.0 to 4.0
  •   4.0 to 6.0
  •   6.0 to 8.0
  •   8.0 to 10.0
HUC 12 Total Nitrogen
Streambank Flux (units)

  •   -10 to -8
  •   -8 to -6
  •   -6 to -4
  •   -4 to -2
  •   -2 to 0
HUC 12 Total Phosphorus
Net Flux (units)

  •   -1.00 to -0.75
  •   -0.75 to -0.50
  •   -0.50 to -0.25
  •   -0.25 to 0.00
  •   0.00 to 0.25
  •   0.25 to 0.50
  •   0.50 to 0.25
  •   0.75 to 1.00
HUC 12 Total Phosphorus
Floodplain Flux (units)

  •   0.0 to 0.2
  •   0.2 to 0.4
  •   0.4 to 0.6
  •   0.6 to 0.8
  •   0.8 to 1.0
HUC 12 Total Phosphorus
Streambank Flux (units)

  •   -1.0 to -0.8
  •   -0.8 to -0.6
  •   -0.6 to -0.4
  •   -0.4 to -0.2
  •   -0.2 to 0.0
  •  Chesapeake
    Bay Boundary
Streams: Median Channel Width (m)
  •   No data
  •   0 to 10
  •   10 to 20
  •   20 to 30
  •   30 to 40
  •   > 40
Streams: Median Floodplain Width (m)
  •   No data
  •   0 to 30
  •   30 to 60
  •   60 to 90
  •   90 to 120
  •   > 120
Streams: Ratio of Channel
Width to Depth (%)

  •   No data
  •   0 to 10
  •   10 to 20
  •   20 to 30
  •   30 to 40
  •   > 40
  •  Waterbodies
  •  Floodplains
  •  Field Sites
Physiographic Provinces
  •  Appalachian Plateaus
  •  Valley and Ridge
  •  Blue Ridge
  •  Piedmont
  •  Coastal Plain
  •  HUC 4 Boundaries
  •  HUC 8 Boundaries
HUC 8 Total Floodplain
Ecosystem Services Value ($)

  •   0 to 10
  •   10 to 20
  •   20 to 30
  •   30 to 40
  •   40 to 50
  •   > 50
HUC 8 Sediment and
Nutrient Value ($)

  •   0 to 5
  •   5 to 10
  •   10 to 15
  •   15 to 20
  •   20 to 25
  •   > 25
HUC 8 Flood
Attenuation Value ($)

  •   0 to 5
  •   5 to 10
  •   10 to 15
  •   15 to 20
  •   20 to 25
  •   > 25
HUC 8 Sediment
Net Flux (units)

  •   -400 to -300
  •   -300 to -200
  •   -200 to -100
  •   -100 to 0
  •   0 to 100
  •   100 to 200
  •   200 to 300
  •   > 300
HUC 8 Sediment
Floodplain Flux (units)

  •   0 to 500
  •   500 to 1,000
  •   1,000 to 1,500
  •   1,500 to 2,000
  •   2,000 to 2,500
  •   > 2,500
HUC 8 Sediment
Streambank Flux (units)

  •   -3,000 to -2,500
  •   -2,500 to -2,000
  •   -2,000 to -1,500
  •   -1,500 to -1,000
  •   -1,000 to -500
  •   -> -500
HUC 8 Total Nitrogen
Net Flux (units)

  •   -125 to -100
  •   -100 to -75
  •   -75 to -50
  •   -50 to -25
  •   -25 to 0
  •   > 0
HUC 8 Total Nitrogen
Floodplain Flux (units)

  •   0 to 50
  •   50 to 100
  •   100 to 150
  •   150 to 200
  •   200 to 250
  •   > 250
HUC 8 Total Nitrogen
Streambank Flux (units)

  •   -400 to -350
  •   -350 to -300
  •   -300 to -250
  •   -250 to -200
  •   -200 to -150
  •   -150 to -100
  •   > -100
HUC 8 Total Phosphorus
Net Flux (units)

  •   -4 to -2
  •   -2 to 0
  •   0 to 2
  •   2 to 4
  •   > 4
HUC 8 Total Phosphorus
Floodplain Flux (units)

  •   0 to 5
  •   5 to 10
  •   10 to 15
  •   15 to 20
  •   20 to 25
  •   > 25
HUC 8 Total Phosphorus
Streambank Flux (units)

  •   -30 to -25
  •   -25 to -20
  •   -20 to -15
  •   -15 to -10
  •   > -10
  •  HUC 12 Boundaries
HUC 12 Total Floodplain
Ecosystem Services Value ($)

  •   0.00 to 0.25
  •   0.25 to 0.50
  •   0.50 to 0.75
  •   0.75 to 1.00
  •   1.00 to 1.25
  •   1.25 to 1.50
  •   1.50 to 1.75
  •   > 1.75
HUC 12 Sediment and
Nutrient Value ($)

  •   0.0 to 0.2
  •   0.2 to 0.4
  •   0.4 to 0.6
  •   0.6 to 0.8
  •   0.8 to 1.0
HUC 12 Flood
Attenuation Value ($)

  •   0.0 to 0.2
  •   0.2 to 0.4
  •   0.4 to 0.6
  •   0.6 to 0.8
  •   0.8 to 1.0
HUC 12 Sediment
Net Flux (units)

  •   -100 to -75
  •   -75 to -50
  •   -50 to -25
  •   -25 to 0
  •   0 to 25
  •   25 to 50
  •   50 to 75
  •   > 75
HUC 12 Sediment
Floodplain Flux (units)

  •   0 to 20
  •   20 to 40
  •   40 to 60
  •   60 to 80
  •   80 to 100
HUC 12 Sediment
Streambank Flux (units)

  •   -100 to -80
  •   -80 to -60
  •   -60 to -40
  •   -40 to -20
  •   -20 to 0
HUC 12 Total Nitrogen
Net Flux (units)

  •   -10.0 to -7.5
  •   -7.5 to -5.0
  •   -5.0 to -2.5
  •   -2.5 to 0
  •   0.0 to 2.5
  •   2.5 to 5.0
  •   5.0 to 7.5
  •   7.5 to 10.0
HUC 12 Total Nitrogen
Floodplain Flux (units)

  •   0.0 to 2.0
  •   2.0 to 4.0
  •   4.0 to 6.0
  •   6.0 to 8.0
  •   8.0 to 10.0
HUC 12 Total Nitrogen
Streambank Flux (units)

  •   -10 to -8
  •   -8 to -6
  •   -6 to -4
  •   -4 to -2
  •   -2 to 0
HUC 12 Total Phosphorus
Net Flux (units)

  •   -1.00 to -0.75
  •   -0.75 to -0.50
  •   -0.50 to -0.25
  •   -0.25 to 0.00
  •   0.00 to 0.25
  •   0.25 to 0.50
  •   0.50 to 0.25
  •   0.75 to 1.00
HUC 12 Total Phosphorus
Floodplain Flux (units)

  •   0.0 to 0.2
  •   0.2 to 0.4
  •   0.4 to 0.6
  •   0.6 to 0.8
  •   0.8 to 1.0
HUC 12 Total Phosphorus
Streambank Flux (units)

  •   -1.0 to -0.8
  •   -0.8 to -0.6
  •   -0.6 to -0.4
  •   -0.4 to -0.2
  •   -0.2 to 0.0