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VCSEnergy industries (renewable/non-renewable sources); Mining/mineral productionChina Registry: RegisteredACM0008

Jinjia Jiayi CMM Power Generation Project

VCS-2615 ↗

#32of 189 in Methane#357of 1084 in China#407of 1339 in Verra (VCS)#3of 35 in ACM0008

5.5/ 10
Integrity
4.5
Transparency
6.0
Claim Safety
6.0
Documentation
6.0

Audit Analysis

A coal-mine-methane power generation project in China with VVB-verified additionality and a measured project-specific baseline, but weakened by a 0% leakage deduction justified only as 'deemed negligible,' unaddressed reversal events, and no stated buffer pool. The verified emissions for the first monitoring period (~205,738 tCO₂e) are consistent with the claimed figure and represent roughly 88% of the pro-rata lifetime expectation, indicating no over-crediting. Several minor documentation findings and inter-document contradictions on baseline characterisation and ERR figures reduce confidence.

Red Flags

  • Leakage deduction of 0% justified solely as 'deemed negligible' with no quantified analysis in the verification report
  • Reversal events explicitly 'not addressed' in available documents and buffer pool percentage not stated
  • Contradiction between the validation report (baseline 'measured') and the PDD (baseline 'modeled') on the same date
  • Six material findings in the verification report, including misclassified monitored parameters and a missing parameter in the emissions calculation table
  • CORSIA eligibility and CCP status both not stated in any available document
  • Gas capture legally mandated — additionality in doubt

Credit Vintages

IssuedRetiredAvailable
2020
100,42648,64251,784
2021
105,3121,728103,584
Total205,73850,370155,368

Risk Indicators

Additionality

VVB-verified combined test

Permanence

mixed evidence / unresolved risk

Leakage

0% deduction, 'deemed negligible' only

Baseline

Project-specific, measured vs modeled contradiction

Safeguards

Grievance mechanism present, FPIC not stated

Double-claim

CORSIA and CCP status not stated

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Analysis ProvenanceScored2026-09-02ACM0008

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