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VCS Energy industries (renewable/non-renewable sources); Mining/mineral production China Registry: Registered Documentazione completa General Methodology v2.0

Guizhou Wenjiaba CMM Power Generation Project

VCS-2383 ↗

5.2 / 10
Integrity
6.1
Transparency
5.0
Claim Safety
4.8
Documentation
4.2

Score Breakdown

Integrity

verified The verification report confirms additionality through an investment test and says the VVB, Shenzhen CTI International Certification Co., Ltd, verified it.

missing Leakage is not addressed in the verification report, and no leakage deduction percentage is stated; baseline reassessment is also not found.

Transparency

verified The project has a named VVB and a defined monitoring period from 2021-08-26 to 2022-05-25, with 60,032 verified ERs reported in the verification report.

missing The extracted record shows low extraction confidence, and the claimed-versus-verified issuance comparison cannot be checked because claimed ERs are not stated.

Claim Safety

verified The project is a methane capture project under ACM0008, which generally supports a clearer emissions-reduction logic than many land-use projects.

missing Leakage justification is not addressed, and CORSIA eligibility and CCP status are not stated, leaving residual double-claim and over-crediting uncertainty.

Documentation

verified The record includes a verification report dated 2022-09-22, a monitoring period, a crediting period, and no material findings or corrective actions required.

missing The extraction confidence is low, only one evidence document is clearly identified, and several important fields are missing or not stated.

Detailed Analysis

Integrity

The verification report dated 2022-09-22 confirms additionality through an investment test and says additionality was verified by Shenzhen CTI International Certification Co., Ltd. No material findings or corrective actions were reported, which is positive, but leakage is not addressed and no leakage deduction is stated. Baseline method is described as project-based, yet baseline reassessment timing is not found in the available documents.

Transparency

The project has a named VVB and a defined monitoring period from 2021-08-26 to 2022-05-25, and the verification report reports 60,032 verified ERs. However, the extracted record has low extraction confidence, and the comparison between claimed and verified ERs cannot be assessed because claimed ERs are not stated. Public-facing completeness is therefore only moderate.

Claim Safety

The project type is methane capture under ACM0008, which supports a plausible emissions-reduction case, but the leakage treatment is weak because the verification report says leakage is not addressed. CORSIA eligibility and CCP status are not stated, so dual-market claim risk cannot be ruled out. The contradiction on leakage, where an earlier document reportedly quantified it but the later verification report says it is not addressed, further weakens claim safety.

Documentation

The file set includes a verification report with a date, monitoring period, crediting period, and VVB identity, and it reports no material findings or corrective actions. Still, the extraction confidence is low, only one evidence document is clearly identified, and several key fields such as baseline reassessment, leakage deduction, and usage monitoring are missing. That leaves the documentation package incomplete for a high-confidence assessment.

Overall

The project looks operationally credible because additionality was verified and the verification report found no material issues, but the evidence package is incomplete and several core MRV items are missing. I privileged the 2022-09-22 verification report over earlier contradictory entries because it is the later and more authoritative assurance document, but I still discounted the score because the record contains contradictions on leakage treatment, safeguards, and verified ER totals. The verified ER figure of 60,032 is therefore treated as the best available value, but the inconsistency with the earlier 49,822 figure and the low extraction confidence reduce reliability.

Audit Analysis

This is a registered VCS methane project with VVB-confirmed additionality and no material findings in the verification report, which supports moderate integrity. However, key evidence gaps remain around leakage treatment, baseline reassessment, and public claim safety, and the record contains several contradictions that reduce confidence.

Project Description

Proponent: Guizhou Shuikuang Orion Clean Energy Co., Ltd. Protocol categories: Energy industries (renewable/non-renewable sources); Mining/mineral production Protocols: ACM0008 Estimated annual GHG reductions: 103297 tCO2e Region: Asia Registration date: 2022-03-31

Red Flags

  • Leakage is marked as not addressed in the verification report, while an earlier document reportedly quantified it, creating a reliability issue.
  • The verified emission total differs across documents, and the lower-quality extraction confidence means some documentation may be incomplete or unreadable.

Credit Vintages

Issued Retired Available
2020
12,148 0 12,148
2021
62,327 24,653 37,674
2022
35,379 35,379 0
Total 109,854 60,032 49,822

Cosa migliorerebbe questo punteggio

  • Publish a clear leakage assessment and, if applicable, a quantified leakage deduction with supporting rationale.
  • Provide a complete, readable document set showing baseline reassessment, claimed-versus-verified issuance, and explicit CORSIA/CCP status.

Questi suggerimenti indicano quali prove pubbliche aggiuntive potrebbero migliorare il livello di confidenza di questa valutazione. Non garantiscono un punteggio futuro più alto.

Risk Indicators

Additionality

VVB-confirmed investment test

Permanence

Avoidance/capture project with no reversal events reported

Leakage

Leakage not addressed

Baseline

Project baseline stated, reassessment not found

Safeguards

Safeguards present but contradicted in earlier document

Double-claim

CORSIA/CCP status not stated

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Analysis Provenance Scored 2026-04-19 General Methodology v2.0 Documentazione completa

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