Division of Drinking Water
E638154
The Division of Drinking Water is a branch of California’s water regulatory system responsible for overseeing public drinking water systems and ensuring the safety and quality of the state’s drinking water supplies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Division of Drinking Water canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7053846 — 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: Division of Drinking Water Context triple: [California State Water Resources Control Board, supervises, Division of Drinking Water]
-
A.
National Primary Drinking Water Regulations
The National Primary Drinking Water Regulations are U.S. federal standards that set legally enforceable limits on contaminants in public drinking water systems to protect human health.
-
B.
National Secondary Drinking Water Regulations
The National Secondary Drinking Water Regulations are U.S. EPA guidelines that set non-enforceable standards for drinking water quality related to aesthetic factors such as taste, odor, and appearance.
-
C.
Surface Water Treatment Rule
The Surface Water Treatment Rule is a U.S. Environmental Protection Agency regulation that sets standards and treatment requirements to protect public health from pathogens in drinking water drawn from surface sources such as rivers, lakes, and reservoirs.
-
D.
Water Division
Water Division is a branch of the Alaska Department of Environmental Conservation responsible for managing and protecting the state’s water resources and water quality.
-
E.
Drinking Water Standards and Health Advisories
Drinking Water Standards and Health Advisories is a U.S. EPA reference document that provides health-based guidance and regulatory benchmarks for contaminants in drinking water to help protect public health.
- 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: Division of Drinking Water Target entity description: The Division of Drinking Water is a branch of California’s water regulatory system responsible for overseeing public drinking water systems and ensuring the safety and quality of the state’s drinking water supplies.
-
A.
National Primary Drinking Water Regulations
The National Primary Drinking Water Regulations are U.S. federal standards that set legally enforceable limits on contaminants in public drinking water systems to protect human health.
-
B.
National Secondary Drinking Water Regulations
The National Secondary Drinking Water Regulations are U.S. EPA guidelines that set non-enforceable standards for drinking water quality related to aesthetic factors such as taste, odor, and appearance.
-
C.
Surface Water Treatment Rule
The Surface Water Treatment Rule is a U.S. Environmental Protection Agency regulation that sets standards and treatment requirements to protect public health from pathogens in drinking water drawn from surface sources such as rivers, lakes, and reservoirs.
-
D.
Water Division
Water Division is a branch of the Alaska Department of Environmental Conservation responsible for managing and protecting the state’s water resources and water quality.
-
E.
Drinking Water Standards and Health Advisories
Drinking Water Standards and Health Advisories is a U.S. EPA reference document that provides health-based guidance and regulatory benchmarks for contaminants in drinking water to help protect public health.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
government agency division
ⓘ
public health regulatory body ⓘ |
| collaboratesWith |
California Department of Public Health
ⓘ
California Office of Environmental Health Hazard Assessment ⓘ local county environmental health agencies ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| focusArea |
drinking water contamination prevention
ⓘ
drinking water infrastructure reliability ⓘ small water system compliance ⓘ source water protection ⓘ |
| goal |
compliance with federal drinking water standards
ⓘ
compliance with state drinking water standards ⓘ protection of public health through safe drinking water ⓘ |
| jurisdiction |
State of California
ⓘ
linked to:
California, United States
public water systems in California ⓘ |
| language | English ⓘ |
| location |
California
ⓘ
linked to:
California, United States
|
| mission | to ensure that Californians have a safe, reliable, and affordable supply of drinking water ⓘ |
| parentAgencyType | state environmental regulatory agency ⓘ |
| partOf | California State Water Resources Control Board ⓘ |
| regionServed |
California
ⓘ
linked to:
California, United States
|
| regulatedEntity |
community water systems in California
ⓘ
non-transient non-community water systems in California ⓘ transient non-community water systems in California ⓘ |
| regulatoryAuthority |
California Health and Safety Code (drinking water provisions)
ⓘ
California Water Code (drinking water-related provisions) ⓘ
linked to:
California Water Code
federal Safe Drinking Water Act (as delegated to California) ⓘ
linked to:
Safe Drinking Water Act
|
| responsibility |
conducting inspections of public water systems
ⓘ
developing drinking water policies and guidance ⓘ enforcing drinking water standards ⓘ ensuring quality of California’s drinking water supplies ⓘ ensuring safety of California’s drinking water supplies ⓘ implementing California drinking water regulations ⓘ implementing federal Safe Drinking Water Act requirements in California ⓘ monitoring drinking water quality data ⓘ overseeing public drinking water systems in California ⓘ permitting public water systems ⓘ providing technical assistance to public water systems ⓘ public communication on drinking water safety issues ⓘ responding to drinking water emergencies and contamination events ⓘ reviewing and approving drinking water infrastructure projects ⓘ |
| sector |
drinking water regulation
ⓘ
environmental regulation ⓘ public health protection ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| usesStandard | Maximum Contaminant Levels for drinking water ⓘ |
| website | https://www.waterboards.ca.gov/drinking_water/ ⓘ |
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: Division of Drinking Water Description of subject: The Division of Drinking Water is a branch of California’s water regulatory system responsible for overseeing public drinking water systems and ensuring the safety and quality of the state’s drinking water supplies.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.