N.Y. Comp. Codes R. & Regs. tit. 21, § 1806.22
(a) The project sponsors of all consumptive water uses subject to review and approval under section 1806.4, 1806.5 or 1806.6 of this Part shall comply with this section.
(1) during low flow periods as may be designated by the commission for consumptive use mitigation:
(4) implement other alternatives approved by the commission.
(c) Determination of manner of mitigation.
The commission will, in its sole discretion, determine the acceptable manner of mitigation to be provided by project sponsors whose consumptive use of water is subject to review and approval. Such a determination will be made after considering the project's location, source characteristics, anticipated amount of consumptive use, proposed method of mitigation and their effects on the purposes set forth in section 1806.2 of this Part, and any other pertinent factors. The commission may modify, as appropriate, the manner of mitigation, including the magnitude and timing of any mitigating releases, required in a project approval.
(d) Quality of water released for mitigation.
The physical, chemical and biological quality of water released for mitigation shall at all times meet the quality required for the purposes listed in section 1806.2 of this Part, as applicable.
(e) Approval by rule for consumptive uses.
(b) Mitigation.
All project sponsors whose consumptive use of water is subject to review and approval under section 1806.4, 1806.5, 1806.6 or 1806.17 of this Part shall mitigate such consumptive use. Except to the extent that the project involves the diversion of the waters out of the basin, public water supplies shall be exempt from the requirements of this section regarding consumptive use; provided, however, that nothing in this section shall be construed to exempt individual consumptive users connected to any such public water supply from the requirements of this section. Mitigation may be provided by one or a combination of the following:
(f) Approval by rule for consumptive use related to unconventional natural gas and other hydrocarbon development projects.
(11) In addition to water sources approved for use by the project sponsor pursuant to section 1806.4 of this Part or this section, for unconventional natural gas development or hydrocarbon development, whichever is applicable, a project sponsor issued an approval by rule pursuant to paragraph (9) of this subdivision may utilize any of the following water sources at the drilling pad site, subject to such monitoring and reporting requirements as the commission may prescribe: