Hydrogen projects with site-specific safety and emergency response plans
Measurement answer
What this metric measures
Reports the number and proportion of hydrogen projects with site-specific safety and emergency response plans for environmental containment, mitigation and remediation following hydrogen release or explosion, including the procedures or standards applied.
Specification
Metric specification
- Result format
- Multi-field profile
- Unit
- number of hydrogen projects; percentage (%) of hydrogen projects — source-defined reporting unit
- Reporting basis
- Reporting period
- Aggregation
- Number of qualifying hydrogen projects and proportion of the reporting entity's hydrogen projects
- Pillar
- Environmental
- Topic
- Environmental containment, mitigation and remediation for hydrogen-release or explosion incidents
- Controlled domain
- Pollution
- Entity type
- Metric
Reporting boundary
Hydrogen projects within the reporting entity's disclosed project boundary; plans address environmental containment, mitigation and remediation in the event of hydrogen release or explosion
Verified source occurrences
Framework coverage
This is one canonical metric. The bindings below show every verified framework occurrence without creating duplicate metric pages. Edition, disclosure, role, and relationship remain source-specific.
- Adopting DisclosureSource evidence
TNFD sector guidance
- Publisher
- Taskforce on Nature-related Financial Disclosures
- Edition
- Final English sector guidance collection through August 2026 (17 documents)
- Requirement
- Not Specified
- Relationship
- Defines Disclosure
- Mapping outcome
- Direct Evidence
- Source locator
- Page 121, Additional sector metrics table, AF.A23.4
- Adopting DisclosureAF.A23.4
TNFD sector guidance
- Publisher
- Taskforce on Nature-related Financial Disclosures
- Edition
- Version 1.0, June 2026
- Requirement
- Recommended
- Relationship
- Maps Source Identity
- Mapping outcome
- Published
- Source locator
- Page 121, Additional sector metrics table, AF.A23.4
Value structure
Dimensions and units
- Unit
- number of hydrogen projects; percentage (%) of hydrogen projects — source-defined reporting unit
- Reporting basis
- Reporting period
Unit meaning: Values use number of hydrogen projects; percentage (%) of hydrogen projects under the disclosed TNFD sector-guidance method, reporting period and boundary.
Table fields and units
- Hydrogen-project population
- Number of hydrogen projects with qualifying site-specific plans
- Proportion of hydrogen projects with qualifying site-specific plans
- Procedures or standards applied
Published dimensions
- Hydrogen-project population
- Count of projects with a qualifying site-specific plan
- Proportion of hydrogen projects with a qualifying plan
- Procedures or standards applied
- Coverage of hydrogen-release and explosion scenarios
Calculation method
Formula information
- Status
- Specified
- Formula type
- Percentage
Formula
Proportion of hydrogen projects with qualifying plans = (number of hydrogen projects with qualifying site-specific safety and emergency response plans / total number of hydrogen projects) × 100Apply the source-defined TNFD sector-guidance method within the stated reporting boundary. The source specifies an independently reportable count and proportion of hydrogen projects, with required plan-content and procedure-or-standard fields. It is not equivalent to generic emergency-plan narrative disclosures because it has a defined hydrogen-project population, quantitative coverage outcome and incident-specific environmental scope.
Variables
| Symbol | Variable | Definition | Unit |
|---|---|---|---|
Q | Qualifying hydrogen projects | Number of hydrogen projects with site-specific safety and emergency response plans addressing environmental containment, mitigation and remediation for hydrogen release or explosion. | number of hydrogen projects |
T | Total hydrogen projects | Number of hydrogen projects in the disclosed reporting population. | number of hydrogen projects |
P | Plan coverage proportion | Proportion of hydrogen projects with qualifying site-specific plans. | percentage (%) |
Verified sources
Evidence and status sources
Sustopedia checked each record-specific claim directly against primary publisher material. Labels distinguish current measurement authority from future compatibility and corroborative, legal, edition, or method status context. Corroborative evidence can support a stated limitation but cannot establish the core measurement by itself.
Measurement evidence
- Measurement evidenceChecked 30 August 2026
TNFD additional sector guidance collection
- Publisher
- Taskforce on Nature-related Financial Disclosures
- Edition
- Final English sector guidance collection through August 2026 (17 documents)
- Locator
- Page 121, Additional sector metrics table, AF.A23.4
Supports: The official TNFD sector guidance supports the identity, boundary and method basis of “Hydrogen projects with site-specific safety and emergency response plans”.
Open official source
Use with context
Interpretation boundaries
Method disclosures required
Source-edition basis: TNFD sector guidance, Final English sector guidance collection through August 2026 (17 documents).
- Define the hydrogen-project population used as the denominator.
- Disclose the specific procedures or standards applied.
- State how site-specific plans were determined to address environmental containment, mitigation and remediation for hydrogen release or explosion.
- Disclose the period and project boundary.
Record-specific limitations
- The percentage is dependent on the reporting entity's defined hydrogen-project population.
- The measure reports plan coverage and identified procedures or standards, not the effectiveness of emergency response in an incident.
- Qualification requires a site-specific plan addressing the stated environmental containment, mitigation and remediation elements.
Interpret this metric with the stated reporting boundary, period convention, value shape, and unit. Results prepared with different boundaries or conventions may not be directly comparable.
Measurement evidence supports the core record-specific claims described above. Corroborative evidence can support limitations, while compatibility and status sources provide their separately labelled context. None of these cards by itself determines an organisation's legal applicability, filing readiness, assurance status, or compliance conclusion.