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VCS avoidance China Registry: Registered Documentazione completa General Methodology v2.0

Cecic Gansu Yumen Changma No.3 Wind Farm Project

VCS-728 ↗

6.3 / 10
Integrity
6.1
Transparency
6.4
Claim Safety
6.0
Documentation
7.2

Score Breakdown

Integrity

verified Additionality is confirmed by the VVB using an investment test (validation report).

missing Baseline is project-specific and baseline reassessment timing is not stated in the extracted record, alongside material inconsistencies in key quantification inputs (validation/monitoring documents).

Transparency

verified VVB is identified (CTI Certification Co., Ltd.) and a recent monitoring period is stated (2022-01-01 to 2023-04-30) in the monitoring report (2024).

missing Corrective actions in the monitoring report (2024) request missing/unclear monitoring parameter disclosures and SD contribution evidence, indicating MRV transparency gaps.

Claim Safety

verified The project is explicitly not CORSIA-eligible in the extracted record, reducing aviation-claim channel risk.

missing Over-crediting risk is elevated by contradictory ER totals and a materially different grid emission factor across validation reports (2021 vs 2024).

Documentation

verified A relatively large document set was used (27) including PDD, monitoring report, validation report, and issuance records; extraction confidence is high.

missing The monitoring report (2024) includes multiple corrective action requests, suggesting incomplete or inconsistent documentation of monitoring and SD contributions.

Detailed Analysis

Integrity

The project applies ACM0002 for grid-connected wind and additionality is confirmed by the VVB via an investment test (validation report). The baseline is project-specific and the timing of any baseline reassessment is not stated in the extracted record, which weakens robustness for a long crediting period. Leakage is applied as a 0% deduction, but the latest monitoring report (2024) does not address leakage, creating uncertainty about whether leakage was properly evaluated. No material findings are reported, but the presence of multiple corrective action requests in the monitoring report (2024) suggests monitoring/quantification weaknesses that can affect integrity.

Transparency

Key project attributes are disclosed, including the VVB (CTI Certification Co., Ltd.) and the monitoring period (2022-01-01 to 2023-04-30) in the monitoring report (2024). However, the monitoring report (2024) includes corrective actions requesting additional monitoring parameter information (e.g., electricity generation/export parameters) and clarification of deviations, indicating that the MRV narrative and parameter reporting were not fully complete at submission. In addition, inconsistencies across documents in ER totals and grid emission factor reduce transparency because users cannot easily reconcile the public record.

Claim Safety

The project is marked as not CORSIA-eligible in the extracted record, which lowers the risk of high-impact aviation claims. Nonetheless, claim safety is constrained by over-crediting risk signals: the grid emission factor differs between validation reports (0.918 in 2021 vs 0.779325 in 2024), and ER totals vary substantially across documents, both of which can materially change credited volumes. CCP status is not stated in the extracted record, leaving uncertainty about alignment with higher-integrity claim frameworks.

Documentation

The extracted record indicates broad documentation coverage (27 documents) including PDD, monitoring report, validation report, issuance, and high extraction confidence. However, the monitoring report (2024-05-20) contains multiple corrective action requests to supplement sustainable development contribution tables/evidence and to provide/clarify monitoring parameters and deviations, implying documentation incompleteness at the monitoring stage. Buffer pool and reversal information are not stated in the extracted record (less relevant for an avoidance wind project, but still a completeness gap).

Overall

Overall quality is moderate: VVB-confirmed additionality and a standard renewable methodology support credibility, but repeated inconsistencies across official documents reduce confidence in the quantification. For contradictions, the more recent documents were privileged where they reflect updated determinations (e.g., using the 2024 validation report value for the grid emission factor and the 2024 monitoring report for safeguards/grievance/FPIC disclosures), but the existence of conflicting earlier reports still indicates record instability and warrants score reductions. For ER totals, the higher 2024/2021-era figures were not assumed to be correct; instead, the contradiction itself was treated as a reliability risk because the extracted record does not provide a single reconciled issuance/verification figure. The crediting period inconsistency (2011 vs 2021 start) was treated conservatively as an eligibility/vintage clarity risk until reconciled by registry or the latest governing document.

Audit Analysis

This VCS wind project uses a standard grid-connected renewable methodology (ACM0002) and has VVB-confirmed additionality, which supports basic integrity. However, multiple cross-document inconsistencies (credited volumes, grid emission factor, and crediting period) and weak/variable leakage and safeguards disclosure increase over-crediting and reliability risk.

Project Description

The CECIC Gansu Yumen Changma No.3 Wind Farm Project generates renewable electricity from wind in Yumen Town, China. This provides an alternative to the conventional fossil fuel based thermal power plants used by the Northwest China Power Grid, which emit high levels of CO2. The project helps to reduce carbon emissions and promote sustainable energy.

Red Flags

  • Large inconsistencies in reported/verified emission reductions across documents (e.g., claimed 423,999 vs 109,629; verified 457,367 vs 348,411), raising data reliability concerns.
  • Grid emission factor differs materially between validation reports (0.779325 vs 0.918), which can significantly change credited reductions.
  • Leakage treatment is inconsistent over time (earlier monitoring report says quantified; latest monitoring report does not address leakage while still applying 0% deduction).
  • Crediting period start date is inconsistent across monitoring reports (2011 vs 2021), creating uncertainty about eligibility/vintage boundaries.

Credit Vintages

Issued Retired Available
2011
65,999 65,999 0
2012
93,842 93,842 0
2016
172,884 0 172,884
2017
284,728 107,612 177,116
2018
365,739 160,174 205,565
2019
347,325 347,252 73
2020
393,916 333,435 60,481
2021
400,705 261,571 139,134
Total 2,125,138 1,369,885 755,253

Cosa migliorerebbe questo punteggio

  • Publish a reconciled ER accounting table linking monitoring-period generation, grid emission factor source/year, verification outcome, and issued VCUs to eliminate contradictions in ER totals and inputs.
  • Provide a clear leakage assessment consistent with ACM0002 requirements (even if negligible) and include complete monitoring parameter disclosures and deviation explanations as requested in the monitoring report corrective actions.

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 project; no reversal events stated

Leakage

0% deduction with inconsistent justification

Baseline

Project-specific baseline; reassessment timing unclear

Safeguards

Safeguards/FPIC reported but inconsistent over time

Double-claim

Not CORSIA-eligible; CCP status not stated

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Analysis Provenance Scored 2026-04-02 General Methodology v2.0 Documentazione completa

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