Ground Water Rule. Laboratory Presentation. Presentation Overview. Why the GWR regulations were created. General requirements of the GWR. Focus on laboratory/ sampling requirements. Handouts/ question and answer. Why??.
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4 Log Treatment and Compliance Monitoring
Assessment Source Water Monitoring
System B Consecutive
System A notifies wholesale GWS of TC-positive sample collected under the TCR.
Wholesale GWS notified of source water fecal indicator-positive result notifies all consecutive GWSs served by source, and undertakes state-approved corrective action(s).
Wholesale GWS samples ground water sources for fecal indicator.
High Pressure Zone
Low Pressure Zone
Maryland Department of the Environment
Travis E. Sterner, R.S.Water Supply Program