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Comparing Two Soils In Northern Virginia

Comparing Two Soils In Northern Virginia. Bethzaida Colon Environmental Pedology Distance Education – Spring 2011. Northern Virginia Counties . Area of Interest Hemlock Overlook Park Clifton, VA. Site Information. Soil A. Soil B. Soil A. Soil B. Soil A. Bermudian Silt Loam

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Comparing Two Soils In Northern Virginia

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  1. Comparing Two Soils In Northern Virginia Bethzaida Colon Environmental Pedology Distance Education – Spring 2011

  2. Northern Virginia Counties Area of Interest Hemlock Overlook Park Clifton, VA

  3. Site Information Soil A Soil B

  4. Soil A Soil B

  5. Soil A Bermudian Silt Loam 0 – 2 % Slope Occasional Flooding Alluvium Parent Material Flood Plain ~130 Ft. Above Sea Level Steve: Augering Partner

  6. Bw6 Bw5 Bw4 Bw3 Bw2 Bw1 Ap Sandy Loam 5YR 3/3 Silty Clay Loam 7.5YR 3/4 Silty Clay Loam 7.5YR 4/6 Silty Clay Loam 7.5YR 4/4 Bw1 = 7–30 cm Bw2 = 30–76 cm Bw3 = 76–90 cm Ap = 0–7 cm

  7. Bw6 Bw5 Bw4 Bw3 Bw2 Bw1 Ap Clay Loam 7.5YR 4/4 Silt Loam 10YR 4/4 Silt Loam 10YR 4/4 Bw4 = 90-122 cm Bw5 = 122-149 cm Bw6 = 149–152 cm

  8. Bt6 Bt5 Bt4 Bt3 Bt2 Bt1 Ap Soil Properties • Infiltration Rate: Moderate • Hydraulic Conductivity:Moderate • Available Water: High • Seasonal Water Table: 50-100 cm • Dwellings w/Basements: Severe • Septic Tank Absorption Fields: Severe • Local Roads and Streets: Severe Soil Characteristics • Surface Runoff: Slow • Erosion Potential: Medium Soil Classification • Epipedon: Ochric • Subsurface Horizon:Cambic • Order: Inceptisol

  9. Soil B Glenelg Silt Loam 7 – 15 % Slope No Flooding Residuum Weathered from Mica Schist Parent Material Upland ~280 Ft. Above Sea Level

  10. Oi A2 Bt1 C1 C2 C3 C4 A1 Bt2 Peat = Fibric (forest litter) 10 YR 2/2 Silt Loam 10YR 5/4 Silt Loam 7.5YR 6/6 A1 = 8–16 cm A2 = 16–28 cm Oi = 0–8 cm

  11. Oi A2 Bt1 C1 C2 C3 C4 A1 Bt2 Silty Clay Loam 7.5YR 5/6 Silty Clay Loam 7.5YR 5/4 Silt Loam 10YR 6/4 Bt2 = 53–65 cm C1 = 53–76 cm Bt1 = 28–53 cm

  12. Oi A2 Bt1 C1 C2 C3 C4 A1 Bt2 Silt Loam 2.5YR 4/6 Silt Loam 10YR 5/4 Silt Loam 10YR 5/4 C3 = 125–143 cm C4 = 143–152 cm C2 = 76–125 cm

  13. Oi A2 Bt1 C1 C2 C3 C4 A1 Bt2 Soil Properties • Infiltration Rate: Moderate • Hydraulic Conductivity:Moderate • Available Water: High • Seasonal Water Table: >150 cm • Dwellings w/Basements: Moderate • Septic Tank Absorption Fields: Moderate • Local Roads and Streets: Moderate Soil Characteristics • Surface Runoff: Rapid • Erosion Potential: • Very High • * Lots of mica present Soil Classification • Epipedon: Ochric • Subsurface Horizon:Argillic • Order: Ultisol Silt Loam 2.5YR 4/6 Silt Loam 10YR 5/4 Silt Loam 10YR 5/4

  14. Summary

  15. Thank You Questions?

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