Public Utilities Code § 857
ARTICLE 6. Transfer or Encumbrance of Utility Property
(a) A public utility that owns real property acquired for purposes of obtaining a utility right-of-way, may lease that property to a governmental entity for purposes of a public park, if the utility retains the use of the right-of-way for public utility purposes.
(b) In determining whether a lease of real property to a governmental entity for park purposes is for fair value, the commission shall include the community benefits of parks and open space as a benefit to ratepayers.
(c) As used in this section, “community benefits” include, but are not limited to, improving public health, protecting the environment, and increasing recreational assets.