Exceptions and Pilot Studies

Find out about our exceptions review process and our policy on pilot studies.

Featured Items:

Reverse Osmosis (RO) Treatment for Secondary Contaminants in Brackish Groundwater at a Public Water System (PWS) This staff guidance allows the use of computer modeling in lieu of on-site pilot studies for RO filtration treatment for secondary contaminants from a groundwater source.

Topics Under This Category:

	Exception Criteria for Pressure Maintenance Facilities: Industrial Applications This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Exception Procedure: Change to Chloramines This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Exception Procedure: Reviewing Requests for Exceptions and Alternative Capacity Requirements This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Exception Procedure: Reviewing Requests to Use Unitized/Package Water Treatment Systems This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Exception Procedure: Reviewing a Request to Use Innovative/Alternative Treatment Systems This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Exception Procedure: Sanitary Control Easements This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Membrane Terms Defined This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Review of Pilot Study Protocols for Membrane Filtration This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Review of Pilot Study Reports for Membrane Filtration This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.
	Safety Factor for Water Pressure Tanks Less Than 1,000 Gallons This staff guidance has expired and is no longer in effect. In addition, all staff guidances are undergoing review and possible revision to meet current rules and regulations as well as agency standards to include standard operating procedures.

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