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CAROzone Depleting Substances - U.S. - ARB ComplianceOHIO, USGeneral Methodologyv2.1

A-Gas 2018-4

CAR-1296 ↗

#14of 345 in United States#1of 72 in Climate Action Reserve (CAR)

6.6/ 10
Integrity
6.5
Transparency
6.0
Claim Safety
7.5
Documentation
6.5

Audit Analysis

A-Gas 2018-4 is a one-time ozone-depleting substance destruction project in Ohio under the CAR/ARB compliance framework, verified by GHD Services. The project type is inherently low-risk because ODS destruction is a permanent, verifiable event with no reversal or leakage exposure, but the available documents do not explicitly detail the additionality test or baseline methodology. ERR figures are fully consistent between claimed and verified values, and no material findings or corrective actions were reported.

Red Flags

  • Additionality test type and verification by the VVB are not stated in the extracted record; the compliance framework implies additionality but no explicit test (investment, regulatory, or barrier) is documented.
  • Baseline method and last reassessment date are not stated; for an ODS project the baseline is typically the business-as-usual release of the substance, but the methodology's specific baseline treatment is not confirmed in the available documents.
  • Leakage deduction and justification are absent; while ODS destruction inherently produces negligible leakage, no explicit statement or protocol citation confirming zero leakage is found.

Credit Vintages

IssuedRetiredAvailable
2018
110,2900110,290
Total110,2900110,290

Risk Indicators

Additionality

Implied by compliance framework but no explicit test documented

Permanence

One-time destruction — inherently permanent, no reversal risk

Leakage

Negligible by project type but no explicit justification stated

Baseline

Method not stated in extracted record; defined by ODS protocol

Safeguards

Safeguards mentioned but FPIC and grievance mechanism not detailed

Double-claim

CAR/ARB channel; CCP and CORSIA status not stated

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Analysis ProvenanceScored2026-09-04General Methodology v2.1

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