Office of Environmental Health Hazard Assessment
E198092
The Office of Environmental Health Hazard Assessment is a California state agency that evaluates health risks from environmental contaminants and provides scientific guidance to protect public health.
All labels observed (3)
| Label | Occurrences |
|---|---|
| California Office of Environmental Health Hazard Assessment | 1 |
| OEHHA | 1 |
| Office of Environmental Health Hazard Assessment canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1782988 — 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: Office of Environmental Health Hazard Assessment Context triple: [California Environmental Protection Agency, hasPart, Office of Environmental Health Hazard Assessment]
-
A.
Environmental Health Administration
The Environmental Health Administration is a division of the District of Columbia’s health department responsible for protecting public health by monitoring and regulating environmental factors such as air, water, food safety, and housing conditions.
-
B.
National Institute of Environmental Health Sciences
The National Institute of Environmental Health Sciences is a U.S. research institute that studies how environmental factors affect human health and disease.
-
C.
Bureau of Environmental Health
The Bureau of Environmental Health is a division of Massachusetts’ state public health agency that focuses on protecting and promoting health by assessing and managing environmental and occupational health risks.
-
D.
Department of Environmental Health
The Department of Environmental Health is an academic department at the Harvard T.H. Chan School of Public Health that focuses on how environmental and occupational exposures affect human health and on developing strategies to prevent related diseases.
-
E.
Office of Environmental Quality
The Office of Environmental Quality is a division within New York State’s environmental agency responsible for overseeing and improving environmental standards, compliance, and protection programs across the state.
- 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: Office of Environmental Health Hazard Assessment Target entity description: The Office of Environmental Health Hazard Assessment is a California state agency that evaluates health risks from environmental contaminants and provides scientific guidance to protect public health.
-
A.
Environmental Health Administration
The Environmental Health Administration is a division of the District of Columbia’s health department responsible for protecting public health by monitoring and regulating environmental factors such as air, water, food safety, and housing conditions.
-
B.
National Institute of Environmental Health Sciences
The National Institute of Environmental Health Sciences is a U.S. research institute that studies how environmental factors affect human health and disease.
-
C.
Bureau of Environmental Health
The Bureau of Environmental Health is a division of Massachusetts’ state public health agency that focuses on protecting and promoting health by assessing and managing environmental and occupational health risks.
-
D.
Department of Environmental Health
The Department of Environmental Health is an academic department at the Harvard T.H. Chan School of Public Health that focuses on how environmental and occupational exposures affect human health and on developing strategies to prevent related diseases.
-
E.
Office of Environmental Quality
The Office of Environmental Quality is a division within New York State’s environmental agency responsible for overseeing and improving environmental standards, compliance, and protection programs across the state.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
environmental health agency
ⓘ
public health agency ⓘ state government agency ⓘ |
| abbreviation |
Office of Environmental Health Hazard Assessment
self-linksurface differs
ⓘ
surface form:
OEHHA
|
| appliesToJurisdiction |
California, United States
ⓘ
surface form:
California
|
| country |
United States of America
ⓘ
surface form:
United States
|
| employerOf |
environmental scientists
ⓘ
epidemiologists ⓘ public health scientists ⓘ toxicologists ⓘ |
| fieldOfWork |
environmental health
ⓘ
environmental protection ⓘ public health ⓘ risk assessment ⓘ toxicology ⓘ |
| focus |
health risks from environmental contaminants
ⓘ
protection of sensitive populations from environmental hazards ⓘ scientific risk assessment for regulatory programs ⓘ |
| headquartersLocation |
Sacramento
ⓘ
surface form:
Sacramento, California
|
| jurisdiction |
California, United States
ⓘ
surface form:
State of California
|
| languageOfWorkOrName | English ⓘ |
| location |
Sacramento
ⓘ
surface form:
Sacramento, California
|
| mission | to protect and enhance public health and the environment by scientific evaluation of risks from environmental contaminants ⓘ |
| operatedBy | Government of California ⓘ |
| parentAgency | California Environmental Protection Agency ⓘ |
| partOf | California Environmental Protection Agency ⓘ |
| responsibleFor |
conducting cumulative impact and environmental justice analyses
ⓘ
developing and updating the list of chemicals known to the State of California to cause cancer or reproductive toxicity under Proposition 65 ⓘ developing public health goals for drinking water contaminants ⓘ developing reference exposure levels for air toxics ⓘ establishing safe harbor levels for Proposition 65 chemicals ⓘ providing scientific support to other CalEPA boards and departments ⓘ |
| role |
communicates health risks to the public and decision-makers
ⓘ
develops health-based environmental standards ⓘ evaluates health risks from environmental contaminants ⓘ provides scientific guidance to protect public health ⓘ supports regulatory decision-making with scientific risk assessments ⓘ |
| sector | public sector ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| website | https://oehha.ca.gov ⓘ |
| worksOn |
Proposition 65 implementation
ⓘ
air quality health risk assessment ⓘ chemical toxicity evaluation ⓘ drinking water contaminant risk assessment ⓘ pesticide health risk assessment ⓘ |
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: Office of Environmental Health Hazard Assessment Description of subject: The Office of Environmental Health Hazard Assessment is a California state agency that evaluates health risks from environmental contaminants and provides scientific guidance to protect public health.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
California Environmental Protection Agency
→
hasPart
→
Office of Environmental Health Hazard Assessment
ⓘ
Office of Environmental Health Hazard Assessment
→
abbreviation
→
Office of Environmental Health Hazard Assessment
self-linksurface differs
ⓘ
this entity surface form:
OEHHA
this entity surface form:
California Office of Environmental Health Hazard Assessment