California water quality standards
E198095
California water quality standards are a set of regulatory criteria and limits designed to protect the safety, ecological health, and usability of the state’s surface and groundwater resources.
All labels observed (1)
| Label | Occurrences |
|---|---|
| California water quality standards canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1783017 — 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 water quality standards Context triple: [California Environmental Protection Agency, appliesRegulation, California water quality standards]
-
A.
California State Water Resources Control Board
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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B.
California Environmental Quality Act
The California Environmental Quality Act is a state law that requires government agencies to identify, disclose, and mitigate significant environmental impacts of proposed projects before approving them.
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C.
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.
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D.
Bay-Delta Conservation Plan
The Bay-Delta Conservation Plan is a large-scale habitat conservation and water management initiative aimed at restoring ecological health and improving water supply reliability in California’s Sacramento–San Joaquin River Delta.
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E.
California tidelands
California tidelands are coastal and submerged public lands along California’s shoreline that are held in trust for the people and used for purposes such as navigation, fishing, recreation, and environmental protection.
- 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 water quality standards Target entity description: California water quality standards are a set of regulatory criteria and limits designed to protect the safety, ecological health, and usability of the state’s surface and groundwater resources.
-
A.
California State Water Resources Control Board
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.
-
B.
California Environmental Quality Act
The California Environmental Quality Act is a state law that requires government agencies to identify, disclose, and mitigate significant environmental impacts of proposed projects before approving them.
-
C.
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.
-
D.
Bay-Delta Conservation Plan
The Bay-Delta Conservation Plan is a large-scale habitat conservation and water management initiative aimed at restoring ecological health and improving water supply reliability in California’s Sacramento–San Joaquin River Delta.
-
E.
California tidelands
California tidelands are coastal and submerged public lands along California’s shoreline that are held in trust for the people and used for purposes such as navigation, fishing, recreation, and environmental protection.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
environmental regulation framework
ⓘ
water quality standard ⓘ |
| aimsTo |
maintain existing high quality waters
ⓘ
prevent further degradation of water quality ⓘ restore impaired waters ⓘ |
| appliesTo |
coastal waters of California
ⓘ
estuaries in California ⓘ groundwater in California ⓘ lakes in California ⓘ reservoirs in California ⓘ rivers in California ⓘ surface water in California ⓘ wetlands in California ⓘ |
| basedOn | federal Clean Water Act requirements ⓘ |
| conformsTo | United States Environmental Protection Agency water quality standards regulations ⓘ |
| documentedIn |
Basin Plans
ⓘ
California Ocean Plan ⓘ Inland Surface Waters, Enclosed Bays, and Estuaries Plan ⓘ Sources of Drinking Water Policy ⓘ |
| enforcedBy |
California Regional Water Quality Control Board
ⓘ
surface form:
California Regional Water Quality Control Boards
California State Water Resources Control Board ⓘ
surface form:
State Water Resources Control Board
|
| hasComponent |
antidegradation policy
ⓘ
beneficial use designations ⓘ implementation provisions ⓘ water quality objectives ⓘ |
| hasLegalBasis | California Water Code ⓘ |
| hasPurpose |
protection of agricultural uses
ⓘ
protection of aquatic life ⓘ protection of municipal and domestic water supply ⓘ protection of public health ⓘ protection of recreational uses ⓘ protection of wildlife ⓘ |
| includesCriterionType |
narrative criteria
ⓘ
numeric criteria ⓘ |
| jurisdiction |
California, United States
ⓘ
surface form:
State of California
|
| regulatedBy |
California Regional Water Quality Control Board
ⓘ
surface form:
California Regional Water Quality Control Boards
California State Water Resources Control Board ⓘ
surface form:
State Water Resources Control Board
|
| requires | periodic review and update ⓘ |
| setsLimitOn |
dissolved oxygen
ⓘ
nutrients ⓘ pathogens ⓘ salinity ⓘ suspended solids ⓘ temperature ⓘ toxic pollutants ⓘ |
| usedFor |
NPDES permit limits
ⓘ
establishing Total Maximum Daily Loads ⓘ impaired water body listings ⓘ waste discharge requirements ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: California water quality standards Description of subject: California water quality standards are a set of regulatory criteria and limits designed to protect the safety, ecological health, and usability of the state’s surface and groundwater resources.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
California Environmental Protection Agency
→
appliesRegulation
→
California water quality standards
ⓘ