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CDMHydroChinaACM0002

Guangxi Dahua Hydropower Project

CDM-4276 ↗

#1525of 1935 in Renewable energy#964of 1084 in China#1305of 1459 in CDM (UNFCCC)#1162of 1287 in ACM0002

4.2/ 10
Integrity
4.0
Transparency
4.0
Claim Safety
4.0
Documentation
5.0

Audit Analysis

The Guangxi Dahua Hydropower Project is a small-scale CDM hydro project with a jurisdictional baseline and a 7-year crediting period (2018–2025). The extracted record contains a significant discrepancy between the PDD and the validation report on both the total emission reduction figure (a roughly 7× gap) and the baseline method, which undermines confidence in the project's quantification. Additionality, monitoring data, and safeguards details are largely absent from the available documents, leaving material evidence gaps.

Red Flags

  • The PDD states a total emission reduction of 799,309 tCO₂e while the validation report (the independent VVB assessment) records only 114,187 tCO₂e — a roughly 7× discrepancy that raises serious over-crediting concerns.
  • The PDD describes the baseline as project-specific while the validation report classifies it as jurisdictional; the two documents disagree on a fundamental methodological choice.
  • No monitoring report or monitoring period is present in the extracted record despite the project being mid-crediting-period (2018–2025), leaving actual performance unverified.
  • Additionality test type and VVB confirmation are not stated in the extracted data, creating an evidence gap on a core CDM requirement.

Credit Vintages

No issuances recorded on the registry.

Risk Indicators

Additionality

Test not stated in extracted record; VVB report exists but d

Permanence

no reversal events; hydro-specifi

Leakage

0% deduction, deemed negligible — plausible for small hydro

Baseline

Jurisdictional per VVB but contradicted by PDD; grid EF 2017

Safeguards

Safeguards and benefit-sharing mentioned; no FPIC or grievan

Double-claim

CORSIA and CCP status not stated; dual-channel risk unassess

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Analysis ProvenanceScored2026-08-30ACM0002

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