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VCS avoidance China Vintage 2017, 2018 Registry: Registered Documentazione completa General Methodology v2.0

Nanhai Msw Incineration II Project

VCS-2098 ↗

6.1 / 10
Integrity
6.2
Transparency
6.0
Claim Safety
5.4
Documentation
7.2

Score Breakdown

Integrity

verified The validation/verification record indicates additionality was confirmed by the VVB using an investment test.

missing Leakage is said to be quantified, but the monitoring record does not provide the leakage deduction percentage, and baseline reassessment timing is not stated.

Transparency

verified A long monitoring period is specified (2011-06-01 to 2018-12-31) and a verified ER figure is provided (960,750).

missing Key MRV inputs are missing from the extracted record (e.g., grid emission factor/year and claimed ERs), limiting reproducibility.

Claim Safety

verified No material findings or corrective actions are reported, reducing the likelihood of known unresolved non-conformities.

missing CORSIA and CCP status are not stated in available documents, and the crediting-period contradiction increases over-crediting/claims risk.

Documentation

verified Multiple core document types are present (monitoring report, validation report, PDD) with high extraction confidence across 8 documents.

missing Presence of an “unknown” document type and a key internal inconsistency (crediting period) indicate documentation/record-control weaknesses.

Detailed Analysis

Integrity

The validation/verification record indicates additionality was confirmed by the VVB using an investment test (validation/verification documentation referenced in the extracted record). The monitoring report (2020) reports no material findings and no corrective actions, which supports procedural integrity. However, although leakage is described as quantified, the leakage deduction percentage is not found in the extracted record, and the baseline is project-specific with no stated date of last reassessment, both of which weaken confidence in the robustness of credited reductions.

Transparency

The monitoring report (2020) clearly states the monitoring period (2011-06-01 to 2018-12-31) and provides a verified emissions reduction total of 960,750. At the same time, the claimed ER total is not found in the extracted record, preventing a direct claimed-versus-verified comparison. Key calculation inputs such as the grid emission factor and grid EF year are also not found in the extracted record, reducing third-party reproducibility of the ER calculation.

Claim Safety

Because the baseline is project-specific (as stated in the extracted record) and the timing of baseline reassessment is not stated, there is elevated risk that baseline assumptions could become outdated over a long crediting horizon. CORSIA eligibility and CCP status are not stated in available documents, so the risk profile for downstream claims cannot be clearly bounded. The inconsistency in crediting period across documents further increases the risk of confusion or mis-claims about what vintages and periods are legitimately creditable.

Documentation

The extracted record indicates a reasonably complete document set (monitoring report, validation report, and PDD among 8 documents) and high extraction confidence, supporting a solid documentation score. The monitoring report is relatively recent (2020-09-01) and includes key outcome reporting (verified ERs) and monitoring dates. However, an “unknown” document type appears in the evidence list, and some critical quantitative fields (claimed ERs, leakage deduction percentage, grid EF) are not found in the extracted record.

Overall

A key contradiction exists for the crediting period: the monitoring report (2020) states 2011-06-01 to 2041-05-31, while the PDD (2012) states 2012-04-01 to 2019-03-31. I privilege the monitoring report’s value as the more recent operational document, but the discrepancy is material and suggests record-control issues, so scores are adjusted downward for reliability and over-crediting risk. Overall performance is moderate: VVB-confirmed additionality and clean findings are positives, but missing quantified leakage and baseline update information, plus the crediting-period inconsistency, constrain confidence.

Audit Analysis

The project shows moderate integrity: additionality is confirmed by the VVB via an investment test, and no material findings or corrective actions are reported. However, key quantifications that affect crediting confidence—especially the leakage deduction percentage and baseline reassessment timing—are not found in the extracted record, and there is a material inconsistency in the stated crediting period across documents.

Project Description

The Nanhai MSW Incineration II Project is located in Foshan City, China and has three combustion production lines that treat 1,500 tons of MSW per day. By incinerating MSW, the project prevents methane emissions that would have been generated in landfills. Additionally, the boilers produce steam to generate power, which reduces the reliance on fossil fuels.

Red Flags

  • Crediting period is inconsistent between the monitoring report (2011–2041) and the PDD (2012–2019), raising reliability and over-crediting risk.
  • Leakage is described as quantified, but the actual leakage deduction percentage is not found in the extracted record.

Credit Vintages

Issued Retired Available
2016
396,508 25,949 370,559
2017
272,806 156,096 116,710
Total 669,314 182,045 487,269

Cosa migliorerebbe questo punteggio

  • Provide the explicit leakage deduction percentage and the underlying leakage calculation from the monitoring/verification documentation.
  • Resolve and document the authoritative crediting period (with registry evidence or VVB confirmation) and disclose key calculation inputs such as the grid emission factor and its reference year.

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 reversals reported

Leakage

Quantified but deduction not provided

Baseline

Project-specific; reassessment timing unclear

Safeguards

FPIC and grievance mechanism documented

Double-claim

CORSIA/CCP status not stated

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

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