OPRC-HNS Protocol

E720434

international environmental treaty international maritime agreement

OPRC-HNS Protocol is an international maritime agreement that strengthens global preparedness and coordinated response to pollution incidents involving hazardous and noxious substances at sea.

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All labels observed (2)

Label	Occurrences
OPRC-HNS Protocol canonical	2
OPRC-HNS 2000 Protocol	1

How this entity was disambiguated

This entity first appeared as the object of triple T8205565 — 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: OPRC-HNS Protocol
Context triple: [Protocol on Preparedness, Response and Co-operation to Pollution Incidents by Hazardous and Noxious Substances, shortName, OPRC-HNS Protocol]

A. OPRC
OPRC is the commonly used abbreviation for the International Convention on Oil Pollution Preparedness, Response and Co-operation, a global treaty aimed at improving international readiness and coordinated action in response to oil pollution incidents.
B. OPRN
OPRN is the ICAO airport code for Benazir Bhutto International Airport, the former main international airport serving Islamabad, Pakistan.
C. Protocol No. 7
Protocol No. 7 is an additional protocol to the European Convention on Human Rights that introduces further procedural safeguards and rights, including protections in criminal proceedings and rules on expulsion of foreign nationals.
D. OPRC Convention
The OPRC Convention is an international maritime treaty that establishes global measures for preparing for and responding to oil pollution incidents at sea.
E. PSC Protocol
The PSC Protocol is the founding legal instrument that establishes and governs the African Union’s Peace and Security Council, outlining its mandate, structure, and procedures for conflict prevention, management, and resolution in Africa.
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: OPRC-HNS Protocol
Target entity description: OPRC-HNS Protocol is an international maritime agreement that strengthens global preparedness and coordinated response to pollution incidents involving hazardous and noxious substances at sea.

A. OPRC
OPRC is the commonly used abbreviation for the International Convention on Oil Pollution Preparedness, Response and Co-operation, a global treaty aimed at improving international readiness and coordinated action in response to oil pollution incidents.
B. OPRN
OPRN is the ICAO airport code for Benazir Bhutto International Airport, the former main international airport serving Islamabad, Pakistan.
C. Protocol No. 7
Protocol No. 7 is an additional protocol to the European Convention on Human Rights that introduces further procedural safeguards and rights, including protections in criminal proceedings and rules on expulsion of foreign nationals.
D. OPRC Convention
The OPRC Convention is an international maritime treaty that establishes global measures for preparing for and responding to oil pollution incidents at sea.
E. PSC Protocol
The PSC Protocol is the founding legal instrument that establishes and governs the African Union’s Peace and Security Council, outlining its mandate, structure, and procedures for conflict prevention, management, and resolution in Africa.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	international environmental treaty ⓘ international maritime agreement ⓘ
adoptedAt	London NERFINISHED ⓘ
adoptedBy	International Maritime Organization NERFINISHED ⓘ
adoptionDate	2000-03-15 ⓘ
appliesTo	handling facilities ⓘ offshore units ⓘ sea ports ⓘ ships ⓘ
basedOn	principles of cooperation and mutual assistance among Parties ⓘ
category	IMO convention ⓘ
complements	OPRC Convention 1990 NERFINISHED ⓘ
concludedIn	2000 ⓘ
depositary	Secretary-General of the International Maritime Organization NERFINISHED ⓘ
enteredIntoForceDate	2007-06-14 ⓘ
field	international environmental law ⓘ international maritime law ⓘ
fullName	Protocol on Preparedness, Response and Co-operation to Pollution Incidents by Hazardous and Noxious Substances NERFINISHED ⓘ
language	Arabic ⓘ Chinese ⓘ English ⓘ French ⓘ Russian ⓘ Spanish ⓘ
legalStatus	binding on States that have ratified it ⓘ
objective	to promote international cooperation in responding to pollution incidents by hazardous and noxious substances ⓘ to strengthen global preparedness for pollution incidents involving hazardous and noxious substances ⓘ
parentTreaty	International Convention on Oil Pollution Preparedness, Response and Co-operation, 1990 NERFINISHED ⓘ
partyType	IMO Member States NERFINISHED ⓘ sovereign States ⓘ
providesFor	development of national and regional response capabilities ⓘ technical cooperation in HNS pollution preparedness and response ⓘ training and exercises related to HNS pollution incidents ⓘ
region	global ⓘ
relatesTo	hazardous and noxious substances ⓘ marine pollution ⓘ pollution incident preparedness ⓘ pollution incident response ⓘ
requires	contingency planning for HNS pollution incidents ⓘ international cooperation and mutual assistance in HNS pollution response ⓘ national systems for preparedness and response to HNS pollution incidents ⓘ reporting of HNS pollution incidents ⓘ
scope	pollution incidents involving hazardous and noxious substances at sea ⓘ
shortName	OPRC-HNS Protocol NERFINISHED ⓘ
subjectMatter	marine environmental protection ⓘ maritime safety ⓘ