New York Codes, Rules and Regulations
Title 21 - Miscellaneous
Chapter XVIII - Delaware River Basin Commission
Subchapter E - Water Code
Part 890 - Conservation, Development And Utilization Of Delaware River Basin Water Resources
Conservation
Section 890.7-a - Water auditing

(a) Policy statement. It shall be the policy of the commission to establish a standardized water audit methodology for owners of water supply systems serving the public to ensure accountability in the management of water resources.

(b) Voluntary water audit. Through December 31, 2011, owners of water supply systems serving the public with sources or service areas located in the Delaware River Basin are encouraged to implement an annual calendar year water audit program conforming to the IWA/AWWA Water Audit Methodology (AWWA Water Loss Control Committee (WLCC) Water Audit Software) and corresponding AWWA guidance.

(c) Mandatory water audit. Effective January 1, 2012, the owners of each water supply system serving the public with sources or service areas located in the Delaware River Basin shall implement an annual calendar year water audit program conforming to IWA/AWWA Water Audit Methodology (AWWA Water Loss Control Committee (WLCC) Water Audit Software) and corresponding AWWA guidance.

(d) Mandatory reporting. Effective January 1, 2013, non-revenue water reported under section 890.52(b)(1)(ii)(b) of this Part shall be computed in accordance with IWA/AWWA Water Audit Methodology (AWWA Water Loss Control Committee (WLCC) Water Audit Software) and corresponding AWWA guidance.