Chapter 3745-81 - Primary Drinking Water Rules

  1. § 3745-81-01 - Primary drinking water standards definitions
  2. § 3745-81-02 - Coverage
  3. § 3745-81-03 - Siting requirements
  4. § 3745-81-04 - Administrative penalties
  5. § 3745-81-10 - Maximum residual disinfectant levels
  6. § 3745-81-11 - Maximum contaminant levels and best available technologies for inorganic contaminants
  7. § 3745-81-12 - Maximum contaminant levels and best available technologies for organic contaminants
  8. § 3745-81-14 - [Rescinded] Maximum contaminant levels for microbiological contaminants
  9. § 3745-81-15 - Maximum contaminant levels and best available technologies for radionuclide contaminants
  10. § 3745-81-16 - Maximum contaminant levels for beta particle and photon radioactivity from man-made radionuclides in community water systems. [Rescinded]
  11. § 3745-81-17 - Treatment techniques
  12. § 3745-81-19 - Use of bottled water and point-of-use or point-of-entry treatment devices
  13. § 3745-81-21 - [Rescinded] Coliform monitoring requirements
  14. § 3745-81-22 - [Rescinded] Initial distribution system evaluations
  15. § 3745-81-23 - Inorganic chemical monitoring requirements
  16. § 3745-81-24 - Organic chemical monitoring requirements
  17. § 3745-81-26 - Radionuclide monitoring requirements
  18. § 3745-81-27 - Analytical techniques
  19. § 3745-81-28 - Acceptability of analytical results
  20. § 3745-81-29 - Monitoring of consecutive public water systems
  21. § 3745-81-31 - Reporting requirements for public water systems
  22. § 3745-81-32 - Public notification
  23. § 3745-81-33 - Record maintenance
  24. § 3745-81-40 - Requirements for a variance. [Rescinded]
  25. § 3745-81-41 - Ground water rule - general requirements and applicability
  26. § 3745-81-42 - Ground water rule - ground water source microbial monitoring and analytical methods
  27. § 3745-81-43 - Ground water rule - compliance monitoring requirements for ground water systems
  28. § 3745-81-44 - Ground water rule - treatment technique violations for ground water systems
  29. § 3745-81-45 - Ground water rule - reporting and recordkeeping for ground water systems
  30. § 3745-81-46 - Alternative treatment techniques. [Rescinded]
  31. § 3745-81-50 - Revised total coliform rule - general monitoring requirements
  32. § 3745-81-51 - Revised total coliform rule - routine monitoring requirements
  33. § 3745-81-52 - Revised total coliform rule - repeat monitoring and E. coli requirements
  34. § 3745-81-53 - Revised total coliform rule - coliform treatment technique triggers and assessment requirements
  35. § 3745-81-54 - Revised total coliform rule - violations
  36. § 3745-81-55 - Revised total coliform rule - reporting and recordkeeping
  37. § 3745-81-60 - Inspections and response requirements
  38. § 3745-81-61 - Treatment technique requirements for significant deficiencies
  39. § 3745-81-64 - General requirements of the Long Term 2 Enhanced Surface Water Treatment (LT2) Rule
  40. § 3745-81-65 - Source monitoring requirements
  41. § 3745-81-66 - Source monitoring results and grandfathered data
  42. § 3745-81-67 - LT2 bin classification and treatment technique requirements
  43. § 3745-81-68 - Microbial toolbox options for meeting Cryptosporidium treatment requirements
  44. § 3745-81-69 - Reporting and Recordkeeping Requirements for LT2 only
  45. § 3745-81-70 - Monitoring requirements for disinfectant residuals
  46. § 3745-81-71 - General requirements for filtration and disinfection of surface water sources
  47. § 3745-81-72 - Disinfection of water from surface water sources
  48. § 3745-81-73 - Filtration of water from surface water sources
  49. § 3745-81-74 - Turbidity and disinfection monitoring requirements for surface water systems
  50. § 3745-81-75 - Recordkeeping, reporting and actionable requirements
  51. § 3745-81-76 - Water source designation
  52. § 3745-81-77 - Treatment techniques for control of disinfection byproduct (DBP) precursors
  53. § 3745-81-78 - [Rescinded] Optimization of distribution systems for control of disinfection byproducts
  54. § 3745-81-79 - Filter backwash recycling
  55. § 3745-81-80 - Control of lead and copper - general requirements
  56. § 3745-81-81 - Control of lead and copper; applicability of corrosion control treatment steps to small, medium, and large water systems
  57. § 3745-81-82 - Control of lead and copper; description of corrosion control treatment requirements
  58. § 3745-81-83 - Control of lead and copper; source water treatment requirements
  59. § 3745-81-84 - Control of lead and copper - lead service line requirements
  60. § 3745-81-85 - Control of lead and copper - response to lead monitoring results
  61. § 3745-81-86 - Control of lead and copper - monitoring requirements for lead and copper in tap water
  62. § 3745-81-87 - Control of lead and copper; monitoring requirements for water quality parameters
  63. § 3745-81-88 - Control of lead and copper - monitoring requirements for lead and copper in source water at the entry point the distribution system
  64. § 3745-81-89 - Analytical methods
  65. § 3745-81-90 - Control of lead and copper - reporting and record keeping requirements

State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.