Small Water Systems

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Across
  1. 3. Dogs go here
  2. 5. Transports water
  3. 6. STOP Service line valve installed at main
  4. 8. Administers operator exams
  5. 9. Mineral that causes hardness
  6. 13. Remaining chlorine
  7. 15. Fitting for an intersection
  8. 16. Part of a centrifugal pump
  9. 18. Moves water in a pump
  10. 20. System of symbols and information sheets
  11. 21. Most effective cross connection control
  12. 24. Reduces pressure in water mains
  13. 25. Stores water
  14. 26. Indicator organisms
  15. 27. DISC Type of water meter
  16. 30. Causes black stains
  17. 32. Safe to drink
  18. 34. Difference in well water levels
  19. 37. Informal water unit
  20. 38. Cloudiness in water
  21. 39. 70% required on this
Down
  1. 1. Recommended chlorine contact time in mins.
  2. 2. Bottom inside of pipe
  3. 4. Pleasing in appearance
  4. 7. Safety Equipment
  5. 10. Beaver fever
  6. 11. Valve type for one way flow
  7. 12. Pleasing to drink
  8. 14. Charge neutralization
  9. 17. Possible disinfection by-product
  10. 19. 24 hour pattern
  11. 22. Same as mg/L
  12. 23. Amount of chemical added
  13. 28. Causes red stains
  14. 29. Single sample
  15. 31. Common filter media
  16. 33. Mineral that causes hardness
  17. 34. Chemical added for chlorine test
  18. 35. Turbidity unit
  19. 36. Pressure