- (a) The method of measurement or quantification of water use shall be accurate to within 10 percent.
(b) If meters are not used, the water user shall:
- (1) Document in detail the method employed for estimating water use; and
- (2) Demonstrate that the results satisfy the accuracy requirement in (a), above.
Source. #9279, eff 9-24-08; ss by #12135, eff 3-21-17 (from Env-Wq 2102.10)