Kevin O’Brien assists clients throughout California in water right, water quality, endangered species and environmental matters. His clients include private landowners, water districts, cities, counties, real estate developers, wineries and mining companies.
He litigates water cases in state and federal courts and handles major water-related administrative hearings. He also negotiates agreements for the purchase and sale of water rights and contractual entitlements to water. Kevin practices regularly before the State Water Resources Control Board, the California Department of Water Resources and the U.S. Bureau of Reclamation.
Kevin has a reputation for solving problems. Clients refer to his calm, respectful approach as a proven asset when working with opposing counsel and agency decision-makers. Sacramento Lawyer magazine has described him as a lawyer who “advocates principled positions that reflect the law and are intended to achieve a solution for all the parties, not just his clients.”
Kevin is a former Managing Partner of Downey Brand.
- Since the 1990s, Kevin has represented a large group of Northern California water users in proceedings before the State Water Resources Control Board relating to water quality and water right issues for the Sacramento-San Joaquin Bay-Delta Estuary and associated watersheds.
- He represents the court-appointed Watermaster in the City of Los Angeles v. City of San Fernando groundwater adjudication (Los Angeles County).
- He serves as special counsel to the Monterey County Water Resources Agency where he has represented the Agency in numerous proceedings relating to the Salinas Valley Groundwater Basin.
- He has served as trial counsel in two groundwater basin adjudications – the Seaside Basin in Monterey County and the Santa Maria Basin in Santa Barbara and San Luis Obispo Counties.
- He negotiated and successfully implemented one of the first major transfers of State Water Project water entitlements from an agricultural water user located in Kern County to a municipal water user located in Contra Costa County.
- He represented a major developer in successfully securing a water supply for a residential and industrial project in Madera County.
Honors And Rankings
Best Lawyers in America®, 2015
Sacramento Business Journal, Best of the Bar, 2015-2016
Sacramento Magazine ,Top Lawyer, Environmental, 2015-2016
Super Lawyers, Northern California Super Lawyer, Environmental, 2012-2016