1. 1 Joe Fisher H 540 – Environmental Health I Oregon State University 12 June 2008 Travis AFB Drinking Water and Source Water Assessment

2. 2 Introduction Source Water Location Source Water Quality Travis AFB Water Quality Emerging Contaminants Travis AFB Drinking Water and Source Water Assessment

3. Source Water  1: Sacramento River (70%) -- Surface (NBA)‏  2: Lake Berryessa (10%) -- Surface (SP)‏  3: Travis AFB (20%) -- Deep water wells Water Treatment (8.1 million gal per day) ‏  Plant (ID: CA4810015) ‏  Serves only Travis AFB Drinking Water  System (ID: CA4810701)‏  Serves population of 23,000

4. Travis AFB Drinking Water and Source Water Assessment Source: 1. Sacramento River 2. Lake Berryessa 3. Travis AFB (wells)‏

5. Travis AFB Drinking Water and Source Water Assessment Source: 1. Sacramento River 2. Lake Berryessa 3. Travis AFB (wells)‏

6. Travis AFB Drinking Water and Source Water Assessment North Bay Aqueduct (Sacramento River):

7. Travis AFB Drinking Water and Source Water Assessment

14. Interim Enhanced Surface Water Treatment Rule for (waterborne pathogens)‏ Specifically: Cryptosporidium, Giardia lamblia, and viruses. High Values!

15. Travis AFB Drinking Water and Source Water Assessment Source: Travis AFB -- 2006 Annual Consumer Confidence Report

16. Travis AFB Drinking Water and Source Water Assessment Source: Travis AFB -- 2006 Annual Consumer Confidence Report

17. Travis AFB Drinking Water and Source Water Assessment

18. Emerging Contaminants In the Environment Pharmaceuticals and personal care products were first called "PPCPs" only a few years ago, but these bioactive chemicals (substances that have an effect on living tissue) have been around for decades. PPCPs include: * Prescription and over-the counter therapeutic drugs * Veterinary drugs * Fragrances * Cosmetics * Sun-screen products * Diagnostic agents * Nutraceuticals (e.g., vitamins)‏ Sources of PPCPs: * Human activity * Residues from pharmaceutical manufacturing (well defined and controlled)‏ * Residues from hospitals * Illicit drugs * Veterinary drug use, especially antibiotics and steroids * Agribusiness Source: http://www.epa.gov/ppcp/basic2.html

19. 19 Conclusion Source Water Location Source Water Quality Travis AFB Water Quality Emerging Concerns Travis AFB Drinking Water and Source Water Assessment