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CDM avoidance China Documentazione completa General Methodology v2.0

Qinghai Maqin Gequ Level 2 Hydropower Station

CDM-57f4f1 ↗

6.0 / 10
Integrity
6.2
Transparency
6.0
Claim Safety
5.4
Documentation
6.6

Score Breakdown

Integrity

verified Additionality is confirmed by the VVB (validation documentation referenced in the extracted record).

missing Baseline is project-specific and the timing of any baseline reassessment is not stated in available documents.

Transparency

verified Key MRV elements are present (named VVB and a defined monitoring period of 2015-10-01 to 2020-12-31 in the monitoring report dated 2021-08-05).

missing Conflicting verified ER figures across documents reduce confidence in reported outcomes.

Claim Safety

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

missing Contradictory verified ER totals and missing leakage deduction details elevate over-crediting/greenwashing risk.

Documentation

verified Multiple core document types are evidenced (issuance, validation report, monitoring report) with 5 documents used and medium extraction confidence.

missing CCP status and several key quantitative fields (e.g., leakage deduction %, baseline reassessment date) are not found in the extracted record.

Detailed Analysis

Integrity

The validation documentation indicates additionality was confirmed by the VVB, supporting additionality robustness. The project applies ACM0002 (version 12.3.0) with a project-specific baseline approach, but the extracted record does not state when the baseline was last reassessed, which weakens baseline credibility over time. Leakage is described as quantified, yet the actual leakage deduction percentage is not found in the extracted record, leaving uncertainty on whether leakage was conservatively treated. No reversal events are reported in the extracted record, and as an avoidance renewable project, permanence risk is generally lower, but no buffer approach is documented.

Transparency

The monitoring report dated 2021-08-05 provides a clear monitoring period (2015-10-01 to 2020-12-31) and identifies the VVB as CEPREI Certification Body, which supports traceability. However, the extracted record shows a major inconsistency in verified emission reductions between monitoring reports, which undermines MRV clarity and comparability. No usage monitoring method is found in the extracted record, limiting insight into how generation/dispatch data quality was assured. No material findings or corrective actions are reported, but the ER inconsistency still indicates a transparency weakness.

Claim Safety

The project is explicitly not CORSIA-eligible, which reduces the risk of high-impact aviation claims. Over-crediting risk is elevated by the contradiction in verified ER totals across monitoring reports and by the gap between claimed and verified totals in the extracted record (930,486 claimed vs 1,143,924 verified), which warrants careful reconciliation. Leakage is said to be quantified, but without the leakage deduction percentage in the extracted record, it is hard to judge conservativeness. CCP status is not stated in available documents, leaving uncertainty about alignment with higher-integrity claim frameworks.

Documentation

The extracted record includes issuance, a validation report, and monitoring reports, with 5 documents used and medium extraction confidence, indicating a reasonably complete document set. Still, several key fields are not found in the extracted record (e.g., leakage deduction percentage, baseline reassessment date, buffer pool percentage, usage monitoring method), which limits auditability of core assumptions. Safeguards-related evidence is weak in the extracted record (no FPIC, no grievance mechanism, and safeguards not mentioned). Overall documentation quality is moderate but not strong enough to fully resolve the noted inconsistencies.

Overall

Two contradictions materially affect confidence. First, verified ER totals conflict between a 2021-08-05 monitoring report (1,143,924) and a 2015-11-05 monitoring report (276,440.2); I privilege the more recent 2021 monitoring report value because it aligns with the longer monitoring period stated (2015-10-01 to 2020-12-31) and is likely cumulative, but the discrepancy still signals reliability risk and lowers scores. Second, additionality test type differs between the 2012-09-28 validation report (investment test) and the 2021-08-05 monitoring report (combined); I privilege the validation report for the specific additionality determination at registration, treating the later 'combined' label as a reporting inconsistency. Given these inconsistencies plus missing leakage and baseline reassessment details, the project scores mid-range overall with notable over-crediting and documentation gaps.

Audit Analysis

This CDM hydropower project has VVB-confirmed additionality and uses an established grid-connected renewable methodology (ACM0002), but key integrity parameters (leakage deduction, baseline reassessment timing, permanence/buffer approach) are not clearly evidenced in the extracted record. A major inconsistency in verified emission reductions across monitoring reports increases over-crediting and reliability risk.

Project Description

The Qinghai Maqin Gequ Level 2 hydropower station generates zero-green gas emission electricity through the application of hydropower and displaces the same amount of electricity from the Northwest China Power Grid (NWPG) that is mainly dominated by electricity derived from coal-fired power plants.

Red Flags

  • Large contradiction in verified emission reductions between monitoring reports (1,143,924 vs 276,440.2), raising data reliability and over-crediting concerns
  • Leakage treatment is described as quantified, but the actual leakage deduction percentage is not found in the extracted record
  • Safeguards elements (FPIC, grievance mechanism) are not evidenced in the extracted record

Credit Vintages

Nessuna emissione registrata sul registro.

Cosa migliorerebbe questo punteggio

  • Provide the exact leakage deduction calculation and percentage applied for the monitoring period, with references to the monitoring report tables/annexes.
  • Reconcile and explain the verified ER discrepancy between the 2015 and 2021 monitoring reports (scope, period coverage, revisions), and publish a clear ER time series by year/monitoring period.

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 additionality

Permanence

Avoidance project; no reversals evidenced

Leakage

Quantified in narrative; deduction not evidenced

Baseline

Project-specific baseline; reassessment timing unclear

Safeguards

No FPIC/grievance evidence in record

Double-claim

Not CORSIA-eligible; CCP status unclear

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

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