OPCW by the Numbers

29 April 1997

Convention Entry Into Force (EIF)

29 April 1997

Flag

Membership

States Parties to the Convention: 193
Signatory States: 1
Non-signatory States: 3

Evolution of the status of participation in the Convention

Globe

Population

World population living under the protection of the Convention: 98%

Budget

Budget

2024: €80,490,221

Destruction Progress

As of 30 September 2026

Stockpile Destruction

Stockpile Destruction

World’s declared chemical weapons stockpiles destroyed:  100%
Total declared stockpiles of chemical agents: 72,305 metric tonnes
Total destroyed stockpiles of chemical agents: 72,304.34 metric tonnes

Chemical Weapons Production Facilities (CWPF)

Chemical Weapons Production Facilities (CWPF)

Declared: 98
Destroyed: 74
Converted for peaceful purpose: 23

Remaining inspectable facilities/sites: 2
States with inspectable facilities/sites: 2
Inspections since EIF: 527

Chemical Weapons Destruction Facilities (CWDF)

Chemical Weapons Destruction Facilities (CWDF)

Inspections since EIF: 2,064
States with inspectable facilities/sites: 0
Inspectable facilities/sites: 0

Chemical Weapons Storage Facilities (CWSF)

Chemical Weapons Storage Facilities (CWSF)

Inspections since EIF: 530
States with inspectable facilities/sites: 0
Inspectable facilities/sites: 0

Old Chemical Weapons (OCW)

Old Chemical Weapons (OCW)

Inspections since EIF: 198
States with inspectable facilities/sites: 8
Inspectable facilities/sites: 10

Abandoned Chemical Weapons (ACW)

Abandoned Chemical Weapons (ACW)

Inspections since EIF: 202
States with inspectable facilities/sites: 1
Inspectable facilities/sites: 8

Industry Verification

As of 30 September 2026

Industrial facility

Industry Inspections

Industrial facilities subject to inspection: 5,128

1

Schedule 1

Inspections since EIF: 388
States with declared facilities: 25
Inspectable facilities: 29

2

Schedule 2

Inspections since EIF: 1,178
States with declared plant sites:24
Inspectable plant sites: 213

3

Schedule 3

Inspections since EIF:567
States with declared plant sites: 29
Inspectable plant sites: 364

Other

Other Chemical Production Facilities (OCPF)

Inspections since EIF: 2,995
States with declared plant sites: 80
Inspectable plant sites: 4,602

Verification Capacity

As of 30 September 2026

Designated Laboratory

OPCW Designated Laboratories

Environmental: 30

Biomedical: 21

globe

States with Designated Laboratories

Environmental: 25

Biomedical: 16

CWC Implementing Legislation

As of 30 September 2026

Gavel

States with comprehensive national implementing legislation covering all initial measures*: 131

Contract

States with national implementing legislation covering some initial measures*: 38

* “initial measures” = minimum set of legislative measures deemed necessary for a non-possessor CWC State Party