adem.alabama.gov revisions to the total coliform rule (rtcr) awwa alabama-mississippi section adem...
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1adem.alabama.gov
Revisions to the Total Coliform Rule (RTCR)Revisions to the Total Coliform Rule (RTCR)
AWWA Alabama-Mississippi Section
ADEM Regulation Update
February 26, 2014
George Cox
(334) 271-7778
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OverviewOverview
• Important Dates• Monitoring Requirements• MCL• Public Notification• Assessments• Treatment Technique Violation• Analytical Methods• Monitoring Plans
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Important DatesImportant Dates
• Proposed Rule July 14, 2010• Published in FR February 13, 2013• Compliance Date is April 1, 2016• ADEM will implement early once
regulations are in place –this year
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Monitoring RequirementsMonitoring Requirements
• Routine Monitoring– No Changes to Monthly Monitoring
Requirements– Elimination of the Five Sample Requirement
• Repeat Monitoring– No Changes to Repeat Monitoring
Requirements In Most Instances– State Has Greater Flexibility to Allow Alternate
Sites
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Maximum Contaminant Levels (MCL)
Maximum Contaminant Levels (MCL)
• E. coli– TC positive with E. coli positive in repeat
Sample– E. coli positive with TC positive in repeat
Sample– E. coli positive and failure to take all repeat
samples– TC positive and failure to test for E. coli in
repeat samples
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Maximum Contaminant Levels (MCL)
Maximum Contaminant Levels (MCL)
• Total Coliform– Eliminates Maximum Contaminant Level
(MCL) for Total Coliform– Requires Assessment instead of a MCL
Violation
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AssessmentsAssessments
• Level One Triggers– Systems collecting 40 or more Samples per
month, 5% of Samples are Total Coliform Positive
– Systems collecting fewer than 40 Samples per month, More than one Total Coliform Positive
– System Fails to Collect Every Repeat Sample After a Total Coliform Positive
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AssessmentsAssessments
• Level Two Triggers– E Coli MCL Violation– Second Level One Trigger in a Twelve Month
Period
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AssessmentsAssessments
• Level One Requirements– Complete and Submit as soon as Practical– Submit a Maximum of 30 Days– Include
• Sanitary defects detected• Corrective actions completed• Timetable for corrective actions not completed• May note no sanitary defects detected
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AssessmentsAssessments
• Level Two Requirements– All Level One requirements– Conducted by State Approved Party
• Inadequate Assessment– Submit a revised Assessment not Exceed 30
Days• Corrective Actions
– Notify the State when each Corrective Action Completed
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Treatment Technique Violation
Treatment Technique Violation
• Fails to Conduct an Assessment within required the Timeframe
• Fails to Complete Corrective Actions within required the Timeframe
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Public NotificationPublic Notification
• 24 Hour PN– E. coli MCL Violation– Includes failure to conduct repeats after E. coli
positive sample
• 30 Day PN– Treatment Technique Violation– Failure to conduct assessment or corrective
action
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Public NotificationPublic Notification
• 12 Month PN:– Monitoring Violation– Reporting Violation
• 30 Day Notification for Total Coliform eliminated.
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Analytical MethodsAnalytical Methods
• Eliminates All Fecal Coliform Methods• All testing for Total Coliform and E Coli
Only
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Monitoring PlansMonitoring Plans
• Include Repeat Monitoring Locations• Submit Revised Plan to State
16adem.alabama.gov
Questions?Questions?
George Cox(334) 271-7778