Section 10631.2 Of Article 2. Contents Of Plans From California Water Code >> Division 6. >> Part 2.6. >> Chapter 3. >> Article 2.

. (a) In addition to the requirements of Section 10631, an urban water management plan may, but is not required to, include any of the following information:
  (1) An estimate of the amount of energy used to extract or divert water supplies.
  (2) An estimate of the amount of energy used to convey water supplies to the water treatment plants or distribution systems.
  (3) An estimate of the amount of energy used to treat water supplies.
  (4) An estimate of the amount of energy used to distribute water supplies through its distribution systems.
  (5) An estimate of the amount of energy used for treated water supplies in comparison to the amount used for nontreated water supplies.
  (6) An estimate of the amount of energy used to place water into or withdraw from storage.
  (7) Any other energy-related information the urban water supplier deems appropriate.
  (b) The department shall include in its guidance for the preparation of urban water management plans a methodology for the voluntary calculation or estimation of the energy intensity of urban water systems. The department may consider studies and calculations conducted by the Public Utilities Commission in developing the methodology.