California State Water Resources Control Board

E164034

state government agency water resources management agency

The California State Water Resources Control Board is a state agency responsible for safeguarding water quality and managing the allocation and use of California’s water resources.

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All labels observed (8)

Label	Occurrences
California State Water Resources Control Board canonical	28
State Water Resources Control Board	19
California Water Boards	5
State Water Board	2
California State Water Resources Control Board (regulatory oversight)	1
State Water Resources Control Board (California)	1
State Water Resources Control Board and Regional Water Quality Control Boards system	1
State Water Resources Control Board regional board system	1

How this entity was disambiguated

This entity first appeared as the object of triple T1404307 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: California State Water Resources Control Board
Context triple: [California State Agencies, include, California State Water Resources Control Board]

A. California Department of Water Resources
The California Department of Water Resources is a state agency responsible for managing California’s water resources, including planning, conservation, flood control, and operation of major water infrastructure.
B. California State Coastal Conservancy
The California State Coastal Conservancy is a state agency that protects, restores, and enhances California’s coastal and marine resources while improving public access to the shoreline.
C. California Coastal Commission
The California Coastal Commission is a state agency responsible for protecting, conserving, and regulating land and water use along California’s coastline.
D. California Environmental Protection Agency
The California Environmental Protection Agency is a state government agency responsible for coordinating and enforcing California’s environmental protection, pollution control, and public health regulations.
E. Mojave Water Agency
The Mojave Water Agency is a regional water management and planning agency in Southern California responsible for securing, conserving, and overseeing water resources for communities in the Mojave Desert region.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: California State Water Resources Control Board
Target entity description: The California State Water Resources Control Board is a state agency responsible for safeguarding water quality and managing the allocation and use of California’s water resources.

A. California Department of Water Resources
The California Department of Water Resources is a state agency responsible for managing California’s water resources, including planning, conservation, flood control, and operation of major water infrastructure.
B. California State Coastal Conservancy
The California State Coastal Conservancy is a state agency that protects, restores, and enhances California’s coastal and marine resources while improving public access to the shoreline.
C. California Coastal Commission
The California Coastal Commission is a state agency responsible for protecting, conserving, and regulating land and water use along California’s coastline.
D. California Environmental Protection Agency
The California Environmental Protection Agency is a state government agency responsible for coordinating and enforcing California’s environmental protection, pollution control, and public health regulations.
E. Mojave Water Agency
The Mojave Water Agency is a regional water management and planning agency in Southern California responsible for securing, conserving, and overseeing water resources for communities in the Mojave Desert region.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	state government agency ⓘ water resources management agency ⓘ
appliesRegulation	Porter-Cologne Water Quality Control Act ⓘ Safe Drinking Water Act (California implementation) ⓘ linked to: Safe Drinking Water Act federal Clean Water Act ⓘ linked to: Clean Water Act
appointedBy	Governor of California ⓘ
boardMembersConfirmedBy	California State Senate ⓘ
country	United States ⓘ linked to: United States of America
governingBody	five-member board ⓘ
hasPosition	Board Member ⓘ Chair ⓘ Vice Chair ⓘ
hasRole	administer water pollution control programs ⓘ allocate surface water rights in California ⓘ coordinate drought response and water conservation measures ⓘ enforce the California Porter-Cologne Water Quality Control Act ⓘ implement state and federal water quality laws ⓘ oversee drinking water regulation at the state level ⓘ oversee water rights permitting and licensing ⓘ regulate water quality in California ⓘ
headquartersLocation	Sacramento, California ⓘ linked to: Sacramento
jurisdiction	State of California ⓘ linked to: California, United States
locatedIn	California ⓘ linked to: California, United States
numberOfSubordinateAgencies	9 ⓘ
oversees	Regional Water Quality Control Boards ⓘ linked to: North Coast Regional Water Quality Control Board
partOf	California Environmental Protection Agency ⓘ
responsibleFor	recycled water policy and regulations ⓘ setting statewide water quality objectives ⓘ statewide water quality control plans ⓘ stormwater permitting programs ⓘ wastewater discharge permits (NPDES and WDRs) ⓘ water rights decisions and orders ⓘ
shortName	SWRCB ⓘ State Water Board ⓘ linked to: California State Water Resources Control Board
subdivision	Central Coast Regional Water Quality Control Board ⓘ Central Valley Regional Water Quality Control Board ⓘ Colorado River Basin Regional Water Quality Control Board ⓘ Lahontan Regional Water Quality Control Board ⓘ Los Angeles Regional Water Quality Control Board ⓘ North Coast Regional Water Quality Control Board ⓘ San Diego Regional Water Quality Control Board ⓘ San Francisco Bay Regional Water Quality Control Board ⓘ Santa Ana Regional Water Quality Control Board ⓘ
supervises	Division of Administrative Services ⓘ Division of Drinking Water ⓘ Division of Water Quality ⓘ Division of Water Rights ⓘ Office of Enforcement ⓘ Office of Research, Planning and Performance ⓘ
website	https://www.waterboards.ca.gov/ ⓘ

How these facts were elicited