Cal. Codes » Water Code / DIVISION 7. WATER QUALITY / CHAPTER 1.5. Short Title
California Codes

Cal. Water Code § 13020 (2026)

Short Title — Water Quality

✓ leginfo export of Sept. 26, 2026 (applied Oct. 1, 2026)
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This division shall be known and may be cited as the Porter-Cologne Water Quality Control Act.

Notes of Decisions
Cited in 3 cases, 1994–2009 · leading case: Tahoe Keys Prop. Owners' Ass'n v. State Water Resources Control Bd., 23 Cal. App. 4th 1459 (Cal. Ct. App. 1994).
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Tahoe Keys Prop. Owners' Ass'n v. State Water Resources Control Bd., 23 Cal. App. 4th 1459 (Cal. Ct. App. 1994). · cites it 2× “(Wat. Code, § 13020 et seq.; see generally, Robie, Water Pollution: An Affirmative Response by the California Legislature (1970) 1 Pacific L.”
Cnty. of Los Angeles v. Comm'n on State Mandates, 150 Cal. App. 4th 898 (Cal. Ct. App. 2007). “) LA Regional Water Board argues that subvention under article XIII B, section 6, is not required as to the Permit, because it is an executive order implementing the Porter-Cologne Water Quality Control Act (Wat. Code, § 13020 et seq.), which is legislation enacted in 1969.”
California Groundwater Ass'n v. Semitropic Water Storage Dist., 178 Cal. App. 4th 1460 (Cal. Ct. App. 2009). “(Wat. Code, § 13020.) The water quality act was adopted in 1969 to address conservation, control, and utilization of water resources in the state and to protect the quality of such water.”
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