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Water Management Handbook for Public Health Officials

Learn about water systems, monitoring rules, reporting guidelines, and units of measurement in the context of public health. This comprehensive guide covers essential information for ensuring safe water quality. Topics include MCLs, compliance requirements, and system classifications.

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Water Management Handbook for Public Health Officials

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  1. MCLs Monitoring Rules Reporting Rules Water Systems Units $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500

  2. Water Systems $100 Answer: PWS

  3. Water Systems $100 Question: What is a Public Water System? 15 Service Connections 25 Individuals served at least 60 days per year

  4. Water Systems $200 Answer: CWS

  5. Water Systems $200 Question: What is a Community Water System? Year round service to the same population

  6. Water Systems $300 Answer: NTNCWS

  7. Water Systems $300 Question: What is a Non-Transient, Non-Community Water System? Same nonresident population for more than 6 months

  8. Water Systems $400 Answer: TNCWS

  9. Water Systems $400 Question: What is a Transient Non-Community Water System? Serves a changing population

  10. Water Systems $500 Answer: GWUDI

  11. Water Systems $500 Question: What is groundwater under the direct influence? Any groundwater source that is influenced by surface water at all is regulated as surface water

  12. Units $100 Answer: MGD

  13. Units $100 Question: What are Million Gallons per Day? Measurement of flow

  14. Units $200 Answer: mg/L

  15. Units $200 Question: What are milligrams per Liter? Measures concentration, equal to ppm or part per million

  16. Units $300 Answer: ppb

  17. Units $300 Question: What are parts per billion? Measures concentration, equal to ug/L or micrograms per Liter

  18. Units $400 Answer: pCu/L

  19. Units $400 Question: What are picocuries per Liter? Measurement of radiologicals

  20. Units $500 Answer: NTU

  21. Units $500 Question: What is a nephelometric turbidity unit? Measures turbidity or clarity, lower number equals cleaner water

  22. MCLs $100 Answer: Chlorine MCL

  23. MCLs $100 Question: What is 4.0 mg/L? This is the maximum, surface water has minimum chlorine requirements

  24. MCLs $200 Answer: Lead MCL

  25. MCLs $200 Question: What is 0.015 mg/L or 15 ug/L? Based upon a 90th percentile compliance calculation

  26. MCLs $300 Answer: Copper MCL

  27. MCLs $300 Question: What is 1.3 mg/L or 1300 ug/L? Based on 90th percentile, must be sampled during Jun-Sep

  28. MCLs $400 Answer: Giardia

  29. MCLs $400 Question: What is a 3 log (99.9%) removal or inactivation? Treatment is allotted credit for part of this requirement, disinfection is required for the rest

  30. MCLs $500 Answer: Viruses

  31. MCLs $500 Question: What has a 4 log (or 99.99%) inactivation requirement? Disinfection is required to achieve the whole of this requirement

  32. Monitoring Rules $100 Answer: TCR

  33. Monitoring Rules $100 Question: What is the Total Coliform Rule? Requires coliform and e.coli samples every month, the # of samples depends on system population

  34. Monitoring Rules $200 Answer: GWR

  35. Monitoring Rules $200 Question: What is the Ground Water Rule? Requires e.coli samples on all groundwater sources whenever there is a TCR positive sample

  36. Monitoring Rules $300 Answer: SWTR

  37. Monitoring Rules $300 Question: What is the Surface Water Treatment Rule? Requires monitoring at treatment plants for: turbidity, disinfection, giardia, viruses and treatment techniques

  38. Monitoring Rules $400 Answer: DBPR

  39. Monitoring Rules $400 Question: What is the Disinfection By-Products Rule? Stage II DBPR kept MCLs at 80 ug/L for THMs and 60 ug/L for HAAs, changed from system-wide running annual average to locational RAA

  40. Monitoring Rules $500 Answer: LT2ESWTR

  41. Monitoring Rules $500 Question: What is the Long Term 2 Enhanced Surfaced Water Treatment Rule? Requirement for Crypto monitoring in source waters and removal requirements if found

  42. Reporting Rules $100 Answer: CEU

  43. Reporting Rules $100 Question: What is a Continuing Education Unit? Document 2 CEUs every 3 yrs for certification levels 1 and 2, 3 CEUs for levels 3 and 4

  44. Reporting Rules $200 Answer: CCR

  45. Reporting Rules $200 Question: What is a Consumer Confidence Report? All PWSs required to report all water quality data and other information to public every year

  46. Reporting Rules $300 Answer: IPS

  47. Reporting Rules $300 Question: What is the Improvement Priority System? Points are accrued under the system during sanitary surveys and for all violations

  48. Reporting Rules $400 Answer: DWSPP

  49. Reporting Rules $400 Question: What is a Drinking Water Source Protection Plan? PWS required to prepare, maintain and update a written protection plan for all drinking water sources

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