Colorado River Basin Regional Water Quality Control Board
E638150
The Colorado River Basin Regional Water Quality Control Board is a California state agency responsible for protecting and regulating water quality in the Colorado River Basin region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Colorado River Basin Regional Water Quality Control Board canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7053834 — 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: Colorado River Basin Regional Water Quality Control Board Context triple: [California State Water Resources Control Board, subdivision, Colorado River Basin Regional Water Quality Control Board]
-
A.
Lower Colorado Region of the Bureau of Reclamation
The Lower Colorado Region of the Bureau of Reclamation is a regional office of the U.S. Bureau of Reclamation responsible for managing water and power resources along the lower Colorado River and its associated infrastructure.
-
B.
Lower Colorado River Authority
The Lower Colorado River Authority is a Texas-based public utility and conservation agency that manages water resources, generates and transmits electricity, and oversees flood control and environmental stewardship along the lower Colorado River basin.
-
C.
Colorado River Basin
The Colorado River Basin is the vast watershed in the western United States and northern Mexico that collects and channels water from multiple states and tributaries into the Colorado River, supporting major ecosystems, agriculture, and cities across an arid region.
-
D.
Southeastern Colorado Water Conservancy District
The Southeastern Colorado Water Conservancy District is a regional public agency responsible for developing, managing, and distributing water resources to support municipal, industrial, and agricultural needs in southeastern Colorado.
-
E.
Bureau of Reclamation
The Bureau of Reclamation is a U.S. federal agency responsible for managing water resources and operating dams, reservoirs, and irrigation projects primarily in the western United States.
- 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: Colorado River Basin Regional Water Quality Control Board Target entity description: The Colorado River Basin Regional Water Quality Control Board is a California state agency responsible for protecting and regulating water quality in the Colorado River Basin region.
-
A.
Lower Colorado Region of the Bureau of Reclamation
The Lower Colorado Region of the Bureau of Reclamation is a regional office of the U.S. Bureau of Reclamation responsible for managing water and power resources along the lower Colorado River and its associated infrastructure.
-
B.
Lower Colorado River Authority
The Lower Colorado River Authority is a Texas-based public utility and conservation agency that manages water resources, generates and transmits electricity, and oversees flood control and environmental stewardship along the lower Colorado River basin.
-
C.
Colorado River Basin
The Colorado River Basin is the vast watershed in the western United States and northern Mexico that collects and channels water from multiple states and tributaries into the Colorado River, supporting major ecosystems, agriculture, and cities across an arid region.
-
D.
Southeastern Colorado Water Conservancy District
The Southeastern Colorado Water Conservancy District is a regional public agency responsible for developing, managing, and distributing water resources to support municipal, industrial, and agricultural needs in southeastern Colorado.
-
E.
Bureau of Reclamation
The Bureau of Reclamation is a U.S. federal agency responsible for managing water resources and operating dams, reservoirs, and irrigation projects primarily in the western United States.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
California state agency
ⓘ
government regulatory body ⓘ regional water quality control board ⓘ |
| appliesRegulationTo |
groundwater quality
ⓘ
nonpoint source pollution ⓘ stormwater discharges ⓘ surface water quality ⓘ wastewater discharges ⓘ |
| appliesStandard | water quality objectives for the Colorado River Basin region ⓘ |
| collaboratesWith |
State Water Resources Control Board
NERFINISHED
ⓘ
federal environmental agencies ⓘ local governments in the Colorado River Basin region ⓘ other California Regional Water Quality Control Boards ⓘ tribal governments in the Colorado River Basin region ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| enforces |
National Pollutant Discharge Elimination System permits in the Colorado River Basin region
ⓘ
cleanup and abatement orders ⓘ waste discharge requirements orders ⓘ |
| goal |
prevention of water quality degradation
ⓘ
protection of beneficial uses of water ⓘ restoration of impaired water bodies in the Colorado River Basin region ⓘ |
| hasResponsibility |
developing and implementing basin plans
ⓘ
enforcing state and federal water quality laws ⓘ issuing National Pollutant Discharge Elimination System permits ⓘ issuing waste discharge requirements ⓘ monitoring water quality in the Colorado River Basin region ⓘ overseeing cleanup of contaminated sites affecting water quality ⓘ protecting water quality in the Colorado River Basin region ⓘ regulating discharges of pollutants to waters of the state ⓘ |
| headquartersLocation |
California, United States
ⓘ
surface form:
California
|
| jurisdiction | Colorado River Basin region of California ⓘ |
| monitors |
groundwater basins in the Colorado River Basin region
ⓘ
lakes and reservoirs in the Colorado River Basin region ⓘ rivers and streams in the Colorado River Basin region ⓘ |
| operatesUnderAuthorityOf |
Porter-Cologne Water Quality Control Act
NERFINISHED
ⓘ
federal Clean Water Act NERFINISHED ⓘ |
| partOf |
California Environmental Protection Agency
NERFINISHED
ⓘ
State Water Resources Control Board system ⓘ |
| regulates |
confined animal facilities in the Colorado River Basin region
ⓘ
industrial dischargers in the Colorado River Basin region ⓘ land development stormwater discharges in the Colorado River Basin region ⓘ municipal wastewater treatment plants in the Colorado River Basin region ⓘ |
| sector | environmental protection ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| subjectOf | California water quality regulations ⓘ |
| supervises | implementation of water quality control plans in the Colorado River Basin region ⓘ |
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: Colorado River Basin Regional Water Quality Control Board Description of subject: The Colorado River Basin Regional Water Quality Control Board is a California state agency responsible for protecting and regulating water quality in the Colorado River Basin region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
California State Water Resources Control Board
→
subdivision
→
Colorado River Basin Regional Water Quality Control Board
ⓘ