constituent Maven July 29, 2013 0 23 « Back to Glossary IndexA constituent is a chemical or biological substance that can be measured by an analytical method. Related Articles: State Water Resources Control Board to develop a new regulatory tool for monitoring water qualityAPPOINTMENTS: Governor Newsom makes several regional water board appointmentsDAILY DIGEST: Demise of key environment bill could escalate California’s water wars; Trump says EPA will hit San Francisco with environmental violations over homelessness; California farms, ranches strive to adapt as climate warms; Study shows why water governance matters; and more …THIS JUST IN … Governor Newsom announces appointments and reappointments of several of the state’s top water and wildlife policy officialsSTATE WATER BOARD: Update on the Bay-Delta Water Quality Control Plan« Back to Glossary Index