Inyo-Los Angeles Long-Term Water Agreement
E1026619
The Inyo-Los Angeles Long-Term Water Agreement is a landmark accord governing groundwater pumping and surface water management between Inyo County and the Los Angeles Department of Water and Power to protect Owens Valley’s environment while supplying Los Angeles with water.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Inyo-Los Angeles Long-Term Water Agreement canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13210281 — 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: Inyo-Los Angeles Long-Term Water Agreement Context triple: [Lower Owens River, hasLegalContext, Inyo-Los Angeles Long-Term Water Agreement]
-
A.
Colorado River Compact
The Colorado River Compact is a 1922 interstate agreement that allocates the river’s water among the seven U.S. basin states, forming the legal foundation for managing the Colorado River in the American West.
-
B.
Upper Colorado River Basin Compact
The Upper Colorado River Basin Compact is a 1948 interstate agreement among the upper basin U.S. states that allocates and governs their shares of Colorado River water under the broader Colorado River Compact framework.
-
C.
Suisun Marsh Preservation Agreement
The Suisun Marsh Preservation Agreement is a long-term environmental management and restoration plan designed to protect the ecological health and wildlife habitat of California’s Suisun Marsh while balancing water supply and land-use interests.
-
D.
Truckee River Operating Agreement
The Truckee River Operating Agreement is a comprehensive water management pact that allocates and coordinates the use of Truckee River water among California, Nevada, tribal nations, and federal interests to balance municipal, agricultural, environmental, and recreational needs.
-
E.
Great Lakes–St. Lawrence River Basin Water Resources Compact
The Great Lakes–St. Lawrence River Basin Water Resources Compact is a U.S. interstate agreement that regulates the use and management of Great Lakes water resources to prevent diversions and promote sustainable, cooperative stewardship among member 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: Inyo-Los Angeles Long-Term Water Agreement Target entity description: The Inyo-Los Angeles Long-Term Water Agreement is a landmark accord governing groundwater pumping and surface water management between Inyo County and the Los Angeles Department of Water and Power to protect Owens Valley’s environment while supplying Los Angeles with water.
-
A.
Colorado River Compact
The Colorado River Compact is a 1922 interstate agreement that allocates the river’s water among the seven U.S. basin states, forming the legal foundation for managing the Colorado River in the American West.
-
B.
Upper Colorado River Basin Compact
The Upper Colorado River Basin Compact is a 1948 interstate agreement among the upper basin U.S. states that allocates and governs their shares of Colorado River water under the broader Colorado River Compact framework.
-
C.
Suisun Marsh Preservation Agreement
The Suisun Marsh Preservation Agreement is a long-term environmental management and restoration plan designed to protect the ecological health and wildlife habitat of California’s Suisun Marsh while balancing water supply and land-use interests.
-
D.
Truckee River Operating Agreement
The Truckee River Operating Agreement is a comprehensive water management pact that allocates and coordinates the use of Truckee River water among California, Nevada, tribal nations, and federal interests to balance municipal, agricultural, environmental, and recreational needs.
-
E.
Great Lakes–St. Lawrence River Basin Water Resources Compact
The Great Lakes–St. Lawrence River Basin Water Resources Compact is a U.S. interstate agreement that regulates the use and management of Great Lakes water resources to prevent diversions and promote sustainable, cooperative stewardship among member states.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
environmental protection agreement
ⓘ
intergovernmental agreement ⓘ water management agreement ⓘ |
| aimsTo |
ensure reliable water supply for Los Angeles
ⓘ
mitigate environmental impacts of water exports ⓘ protect Owens Valley’s environment ⓘ regulate groundwater extraction by Los Angeles Department of Water and Power ⓘ |
| appliesToRegion |
City of Los Angeles, California
NERFINISHED
ⓘ
Inyo County, California NERFINISHED ⓘ Owens Valley NERFINISHED ⓘ |
| country | United States of America ⓘ |
| hasComponent |
dispute resolution procedures
ⓘ
environmental impact assessment requirements ⓘ groundwater management provisions ⓘ management of well fields in Owens Valley ⓘ monitoring and mitigation measures ⓘ monitoring of environmental conditions ⓘ monitoring of groundwater levels ⓘ provisions for surface water–groundwater interaction management ⓘ vegetation and habitat protection measures ⓘ |
| hasEffectOn |
Owens Valley ecosystems
ⓘ
local groundwater-dependent vegetation ⓘ surface water flows in Owens Valley ⓘ water exports to Los Angeles ⓘ |
| hasParty |
Inyo County
NERFINISHED
ⓘ
Los Angeles Department of Water and Power NERFINISHED ⓘ |
| hasStakeholder |
City of Los Angeles water users
ⓘ
environmental organizations concerned with Owens Valley ⓘ residents of Owens Valley ⓘ |
| jurisdiction |
Inyo County government
NERFINISHED
ⓘ
Los Angeles Department of Water and Power operations in Owens Valley ⓘ |
| legalArea |
environmental law
ⓘ
intergovernmental relations ⓘ water rights law ⓘ |
| mainSubject |
environmental protection
ⓘ
groundwater pumping ⓘ municipal water supply ⓘ surface water management ⓘ |
| notableFor |
balancing municipal water supply with environmental protection in Owens Valley
ⓘ
being a landmark accord between Inyo County and Los Angeles Department of Water and Power ⓘ |
| regulates |
Los Angeles Department of Water and Power groundwater pumping in Owens Valley
ⓘ
operation of Los Angeles Aqueduct facilities in Owens Valley ⓘ surface water diversions from Owens Valley ⓘ |
| relatedTo |
California water policy
ⓘ
Los Angeles Aqueduct NERFINISHED ⓘ Owens Valley water exports ⓘ groundwater management in arid regions ⓘ |
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: Inyo-Los Angeles Long-Term Water Agreement Description of subject: The Inyo-Los Angeles Long-Term Water Agreement is a landmark accord governing groundwater pumping and surface water management between Inyo County and the Los Angeles Department of Water and Power to protect Owens Valley’s environment while supplying Los Angeles with water.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.