Maryland Environment Section 5-5B-01;

      (a)      In this subtitle the following words have the meanings indicated.

      (b)      "Public water system" has the meaning stated in § 9-401 of this article and is a water system located in the State.

      (c)      "Expanded water appropriation permit" means a revised permit granting a significant increase in the withdrawal of water authorized under the existing water appropriation permit.

      (d)      "Water conservation" means the use of practices, techniques, and technologies that:

            (1)      Reduce the consumption, loss, or waste of water;

            (2)      Improve efficiency in the use of water; or

            (3)      Make more efficient use of water treatment infrastructure.