Pueblo Chemical Depot
E7301
United States Army installation
chemical weapons destruction facility
chemical weapons storage facility
Pueblo Chemical Depot is a U.S. Army installation in Colorado historically used for the storage and destruction of chemical weapons.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Pueblo Chemical Depot canonical | 7 |
| Pueblo Chemical Agent-Destruction Pilot Plant | 1 |
| Pueblo Chemical Agent-Destruction Pilot Plant project office | 1 |
| Pueblo Ordnance Depot | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T77423 — 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: Pueblo Chemical Depot Context triple: [Pueblo, Colorado, United States, hasMilitaryFacility, Pueblo Chemical Depot]
-
A.
Fort Irwin National Training Center
Fort Irwin National Training Center is a major U.S. Army training installation in California known for large-scale, realistic combat exercises in a remote desert environment.
-
B.
China Lake Naval Air Weapons Station
China Lake Naval Air Weapons Station is a major U.S. Navy research, development, testing, and evaluation facility for naval aviation weapons and technology.
-
C.
Edwards Air Force Base
Edwards Air Force Base is a major U.S. Air Force installation in Southern California known as a primary site for flight testing, aerospace research, and historic aviation milestones.
-
D.
Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
-
E.
Los Alamos, New Mexico
Los Alamos, New Mexico is a small town in northern New Mexico best known as the birthplace of the atomic bomb and a historic center of U.S. nuclear research.
- 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: Pueblo Chemical Depot Target entity description: Pueblo Chemical Depot is a U.S. Army installation in Colorado historically used for the storage and destruction of chemical weapons.
-
A.
Fort Irwin National Training Center
Fort Irwin National Training Center is a major U.S. Army training installation in California known for large-scale, realistic combat exercises in a remote desert environment.
-
B.
China Lake Naval Air Weapons Station
China Lake Naval Air Weapons Station is a major U.S. Navy research, development, testing, and evaluation facility for naval aviation weapons and technology.
-
C.
Edwards Air Force Base
Edwards Air Force Base is a major U.S. Air Force installation in Southern California known as a primary site for flight testing, aerospace research, and historic aviation milestones.
-
D.
Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
-
E.
Los Alamos, New Mexico
Los Alamos, New Mexico is a small town in northern New Mexico best known as the birthplace of the atomic bomb and a historic center of U.S. nuclear research.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
United States Army installation
ⓘ
chemical weapons destruction facility ⓘ chemical weapons storage facility ⓘ |
| abbreviation | PCD ⓘ |
| chemicalAgentDestructionMethod | neutralization followed by biotreatment ⓘ |
| complianceFramework | Chemical Weapons Convention ⓘ |
| controlledBy | United States Army ⓘ |
| country | United States of America ⓘ |
| countryCode |
United States of America
ⓘ
surface form:
USA
|
| environmentalRegulation |
subject to Colorado state environmental regulations
ⓘ
subject to U.S. federal environmental laws ⓘ |
| hasFacility |
Pueblo Chemical Depot
self-linksurface differs
ⓘ
surface form:
Pueblo Chemical Agent-Destruction Pilot Plant
|
| hazardCategory | chemical weapons storage site ⓘ |
| historicalSignificance | part of the last remaining U.S. chemical weapons stockpile ⓘ |
| locatedInTimeZone | Mountain Time Zone ⓘ |
| locatedOnContinent | North America ⓘ |
| location |
Pueblo County, Colorado
ⓘ
near Pueblo, Colorado ⓘ |
| militaryBranch | United States Army ⓘ |
| militaryDistrict | U.S. Army installation management structure ⓘ |
| mission |
safe destruction of chemical munitions
ⓘ
safe storage of chemical munitions until destruction ⓘ |
| nearbyCity |
Pueblo, Colorado, United States
ⓘ
surface form:
Pueblo, Colorado
|
| operator | United States Army ⓘ |
| oversightAgency |
Program Executive Office, Assembled Chemical Weapons Alternatives
ⓘ
U.S. Army Chemical Materials Activity ⓘ |
| ownedBy | United States Department of the Army ⓘ |
| partOf |
U.S. Army Chemical Materials Activity
ⓘ
U.S. chemical weapons stockpile program ⓘ |
| primaryFunction |
destruction of chemical weapons
ⓘ
storage of chemical weapons ⓘ |
| program |
Chemical Weapons Convention implementation in the United States
ⓘ
U.S. Chemical Demilitarization Program ⓘ |
| roleInDisarmament | contributed to elimination of U.S. declared chemical weapons ⓘ |
| safetyFocus |
environmental protection
ⓘ
protection of surrounding communities ⓘ |
| securityClassification | secured military facility ⓘ |
| state | Colorado ⓘ |
| storedAgentForm |
artillery shells containing mustard agent
ⓘ
mortar rounds containing mustard agent ⓘ |
| storedAgentType | mustard agent ⓘ |
| treatyComplianceRole | elimination of declared U.S. chemical weapons stockpile ⓘ |
| typeOfSite |
ammunition depot
ⓘ
chemical depot ⓘ |
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: Pueblo Chemical Depot Description of subject: Pueblo Chemical Depot is a U.S. Army installation in Colorado historically used for the storage and destruction of chemical weapons.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Pueblo Chemical Agent-Destruction Pilot Plant
this entity surface form:
Pueblo Ordnance Depot
Program Executive Office, Assembled Chemical Weapons Alternatives
→
operatesAt
→
Pueblo Chemical Depot
ⓘ
Program Executive Office, Assembled Chemical Weapons Alternatives
→
hasPart
→
Pueblo Chemical Depot
ⓘ
this entity surface form:
Pueblo Chemical Agent-Destruction Pilot Plant project office