Cal. WAT § 5100
This is the official text of Cal. WAT § 5100, part of California’s Water Code — governs water rights and water resource management.
Not legal advice. This page reproduces the official text of a government statute for reference only. Laws change, and how a statute applies depends on your specific facts. For advice about your situation, consult a licensed attorney in your state.
Official statutory text
As used in this part:
(a) “Best available technologies” means technologies at the highest technically practical level, using flow totaling devices, and if necessary, data loggers and telemetry.
(b) “Best professional practices” means practices attaining and maintaining the accuracy of measurement and reporting devices and methods.
(c) “Diversion” means taking water by gravity or pumping from a surface stream or subterranean stream flowing through a known and definite channel, or other body of surface water, into a canal, pipeline, or other conduit, and includes impoundment of water in a reservoir.
(d) “Person” means all persons whether natural or artificial, including the United States of America, State of California, and all political subdivisions, districts, municipalities, and public agencies.
(a) “Best available technologies” means technologies at the highest technically practical level, using flow totaling devices, and if necessary, data loggers and telemetry.
(b) “Best professional practices” means practices attaining and maintaining the accuracy of measurement and reporting devices and methods.
(c) “Diversion” means taking water by gravity or pumping from a surface stream or subterranean stream flowing through a known and definite channel, or other body of surface water, into a canal, pipeline, or other conduit, and includes impoundment of water in a reservoir.
(d) “Person” means all persons whether natural or artificial, including the United States of America, State of California, and all political subdivisions, districts, municipalities, and public agencies.
Status: in_force · Read it on the official government site
Need a lawyer in California?
Find a California lawyer
About this page: Statute text is reproduced from official government publishers via the
Open US Law dataset
(Vaquill AI, snapshot v2026.08, CC BY 4.0). Primary legislative text like this is public domain under the government-edicts doctrine
(Georgia v. Public.Resource.Org, 2020). We link every section back to its official source so you can verify it independently.