Monitoring and Reporting
Requirements, Part II
Leah Guzman and David EdmundsEnvironmental Program Specialists
[email protected]@alaska.gov
The Ground Water Rule WorkshopDepartment of Environmental Conservation
September 22-23, 2009
Treatment Technique Compliance Monitoring
Monitoring Reporting
Presentation Outline
Treatment Technique Compliance Monitoring◦ 4-log treatment of viruses using treatment approved by the
state
Chemical Disinfection Entry point Distribution residual concentration Continuous disinfection for systems of > 3,300
Ultraviolet Luminescence (mJ/cm2) Setpoint (minimum dosage) Flow Calibration check
Filtration Conventional Direct Slow Sand Diatomaceous Earth• Alternative Filtration
Membrane Bag or Cartridge Reverse Osmosis
Monitoring Requirements
Compliance Monitoring
Reporting requirements for Ground Water Rule:◦ Source sample for positive routine◦ Five additional samples for fecal indicator◦ Monthly Assessment Source Monitoring if required◦ Operator reports (compliance monitoring)
Monitoring Reporting
Treatment Technique Compliance Monitoring Requirements
Monitoring Reporting
Summary
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