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

48 MW Houqiao Hydropower Project, Yunnan, China

VCS-192 ↗

6.0 / 10
Integrity
7.1
Transparency
5.8
Claim Safety
4.9
Documentation
5.4

Score Breakdown

Integrity

verified Additionality was confirmed by the VVB, and the project used an investment test under ACM0002.

missing The project shows a large gap between claimed and verified emission reductions, and reversal risk is not addressed beyond an unspecified treatment.

Transparency

verified The monitoring period and registry information are available, and the verification report identifies TUV NORD CERT GmbH as the VVB.

missing Public-facing completeness is weakened by missing usage-monitoring details and a large discrepancy between claimed and verified ERs.

Claim Safety

verified The project is marked as not CORSIA-eligible, which reduces dual-market claim risk.

missing The verified total is far below the claimed total, and the baseline is project-specific rather than a more conservative reassessed jurisdictional baseline.

Documentation

verified Fifteen documents were used, and the extracted record shows no material findings or corrective actions required.

missing Extraction confidence is only medium, and the contradiction log shows multiple conflicts between older and newer documents.

Detailed Analysis

Integrity

The verification report confirms additionality through an investment test, and the VVB, TUV NORD CERT GmbH, explicitly validated the project under ACM0002. There were no material findings or corrective actions required in the extracted record, which supports the core project case. That said, reversal risk is not clearly addressed, with reversal events marked as not addressed and no buffer pool information found in the available documents.

Transparency

The record includes the monitoring period, registry status, methodology, and VVB identity, which helps traceability. However, usage-monitoring details are not stated in the available documents, and the extracted record does not provide a baseline reassessment date. The large difference between claimed and verified emission reductions also makes the public accounting less transparent.

Claim Safety

Claim safety is weakened by the large gap between claimed emission reductions and verified emission reductions, with 943,454 claimed versus 596,949 verified. The project is not CORSIA-eligible, which lowers dual-claim risk, but the baseline remains project-specific rather than a more conservative standardized or recently reassessed baseline. Leakage is treated as negligible with a 0% deduction, but the supporting justification is limited.

Documentation

Documentation is moderately strong because fifteen documents were used and the record reports no material findings or corrective actions. Still, extraction confidence is only medium, meaning at least one key document was not fully readable. The contradiction log also shows multiple conflicts across documents on safeguards, FPIC, benefit sharing, leakage justification, and verified ER totals, which reduces reliability.

Overall

The project scores as mid-quality overall: it has a credible additionality case and a recognized verifier, but the evidence base is weakened by a major claimed-versus-verified ER gap and several document conflicts. For the contradictions, the newer documents were privileged because they are more recent and appear to reflect the final verification state, but the presence of these conflicts still lowers confidence and the score. The overall result is also constrained by the unresolved reversal treatment and incomplete monitoring detail.

Audit Analysis

The project has some strong integrity signals, including VVB-confirmed additionality, an investment test, and no reported material findings. However, the verified issuance is far below the claimed amount, and several safeguards and leakage-related items rely on newer documents that conflict with older records, which reduces confidence in the overall claim quality.

Project Description

The Houqiao Hydropower Station, located on Binglang River in China, has an installed capacity of 48MW and generates 235,000MWh of power annually. With three 16 MW hydro turbines, it is the second level of the hydropower development plan of Binglang River and has a power density of 282.4 W/m2 over 0.17 km2 of surface area.

Red Flags

  • Verified emission reductions are much lower than the amount claimed, suggesting a substantial over-claim risk.
  • Several social and safeguards fields conflict across documents, including FPIC, grievance mechanism, benefit sharing, and safeguard disclosure.

Credit Vintages

Issued Retired Available
2006
117,919 117,919 0
2007
189,586 161,131 28,455
2008
162,775 162,775 0
2009
140,084 140,084 0
2010
179,376 179,376 0
2011
153,714 153,714 0
Total 943,454 914,999 28,455

Cosa migliorerebbe questo punteggio

  • Publish a reconciled verification note explaining the claimed-versus-verified ER gap and the final accepted issuance basis.
  • Provide a complete, dated safeguards and MRV package covering FPIC, grievance handling, leakage rationale, and reversal treatment.

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

No clear buffer or reversal treatment

Leakage

0% deduction with negligible justification

Baseline

Project baseline, reassessment not stated

Safeguards

Safeguards present but contradicted in older records

Double-claim

Not CORSIA-eligible

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

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