1. Onsite Water and Sewage Duke Price September 24, 2007

2. Big Picture States must comply with federal environmental protection laws States must comply with federal environmental protection laws Pollutant levels are set for drinking water (public) Pollutant levels are set for drinking water (public) Boil water notices Boil water notices Wastewater treatment standards are also set (Clean Water Act) Wastewater treatment standards are also set (Clean Water Act) Primary, secondary, tertiary treatment Primary, secondary, tertiary treatment

3. Onsite = Out-of-site (hopefully, not out-of-mind) All sewage systems require maintenance All sewage systems require maintenance Our private well water is recycled Our private well water is recycled Recent advances in onsite sewage systems. Recent advances in onsite sewage systems.

4. Maintenance No different than other elements of home No different than other elements of home HVAC, exterior, roof HVAC, exterior, roof Primary: septic tank Primary: septic tank Secondary: bio-filter, attached growth, Secondary: bio-filter, attached growth, Soil based absorption systems Soil based absorption systems

5. What’s in Wastewater? 1. Water (99 Percent) 2.Organics & Nutrients 3.Fats, Oils, and Grease (FOG) 4. Inorganics and other solids (Hair, cloth) 5.Virus and Bacteria 6.Heavy Metals 7.Ammonium, Phosphates

6. Why do we regulate? (The Hydrologic Cycle)

7. Community Sewage – cluster systems Sewage – cluster systems One owner One owner Loudoun, Franklin Counties Loudoun, Franklin Counties Water – public water supplies Water – public water supplies Testing, maintenance Testing, maintenance Office of Water Programs Office of Water Programs

10. System Failure

13. Take heed what you hear: 43 days until Election Day

16. Virginia has five physiographic provinces Virginia has five physiographic provinces West to East West to East Cumberland Plateau Cumberland Plateau Valley and Ridge Valley and Ridge Blue Ridge Blue Ridge Piedmont Piedmont Coastal plain Coastal plain

18. What is a well? A deep hole or shaft sunk into the earth to obtain water, oil, gas, or brine (dictionary.com) A deep hole or shaft sunk into the earth to obtain water, oil, gas, or brine (dictionary.com) i.e., man’s attempt to get water from stone i.e., man’s attempt to get water from stone

19. Drilling a Well

20. DOH website http://www.vdh.virginia.gov/ http://www.vdh.virginia.gov/ http://www.vdh.virginia.gov/