California Hydropower Transmission & Interconnection(8-CA)
In California, a hydropower developer may need a Generator Interconnection Agreement from the California Independent System Operator to connect the hydropower facility to the California ISO grid. The developer may also need to obtain a Certificate of Public Convenience and/or a Permit to Construct, from the California Public Utilities Commission, for the construction of transmission lines and/or facilities.
Determine Which State and Federal Permits Apply
Use this overview flowchart and following steps to learn which federal and state permits apply to your projects.
Permitting at a Glance
|Certificate of Public Good/Certificate of Public Convenience and Necessity (Certificate):||Public utilities may need to obtain a Certificate of Public Convenience and Necessity from the California Public Utilities Commission.|
|Certificate Regulatory Agency:||California Public Utilities Commission.|
|Certificate Threshold:||Any proposed hydropower project for the construction of a transmission line of 200 kV or more.|
|Public Utility/Electric Plant Definition:||"Public utilities" include an "electric corporation...where the service is performed for, or commodity is delivered to, the public or any portion thereof." An "electric corporation" includes "every corporation or person owning, controlling, operating, or managing any electric plant for compensation...". Cal. Pub. Util. Cde § 216; Cal. Pub. Util. Cde § 218.|
|Transmission Interconnection Request Process (Interconnection Request):||An interconnection customer who wants to connect a generating facility to the California ISO grid must apply and meet the requirements set out by the California Independent System Operator.|
|Interconnection Request Regulatory Agency:||California Independent System Operator|
|Interconnection Request Threshold:||All generating facilities seeking interconnection with the Distribution Providers Transmission System must apply with CAISO for interconnection and are subject to the CAISO tariff. Those generating facilities, subject to Federal Energy Regulatory Commission (FERC) jurisdiction must apply under a Distribution Provider’s Wholesale Distribution Tariff (WDT) regardless of whether they interconnect to a Distribution Provider’s Distribution or Transmission System. Cal. Pub. Util. Code, Rule 21 Generating Facility Interconnections; California Public Utility Commission Decision 12-09-018, Revising Tariff Rule 21.|
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