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CDMHydroBrazilAMS-I.D

Caquende and Juliões Small Hydroelectric Power Plants

CDM-5483 ↗

#1516of 1935 in Renewable energy#154of 211 in Brazil#1286of 1459 in CDM (UNFCCC)#513of 806 in AMS-I.D

4.2/ 10
Integrity
5.5
Transparency
3.0
Claim Safety
4.5
Documentation
3.0

Audit Analysis

A CDM small-hydro project in Brazil with a VVB-confirmed combined additionality test and no material findings, but severely limited by the absence of any monitoring or verification data. The project-specific baseline, thin leakage justification, and low extraction confidence create meaningful uncertainty around the 44,387 tCO₂e lifetime claim. The project is past its crediting period (ended April 2020) with no post-crediting evidence available.

Red Flags

  • No monitoring or verification report data available — the 44,387 tCO₂e lifetime claim cannot be independently validated against actual generation
  • Leakage justification contradicts itself across documents: the validation report states 'deemed negligible' while an appendix references a 'quantified' assessment, and the 0% deduction lacks a robust technical basis
  • Grid emission factor of 0.1842 tCO₂/MWh is from 2007 and has not been updated or reassessed in any available document
  • Low extraction confidence across the document set indicates key data may be missing or unreadable

Credit Vintages

No issuances recorded on the registry.

Risk Indicators

Additionality

VVB-confirmed combined test

Permanence

Hydro generation – low reversal risk

Leakage

0% deduction, thin justification, doc contradiction

Baseline

Project-specific, no reassessment recorded

Safeguards

Safeguards mentioned, FPIC and grievance not documented

Double-claim

CORSIA and CCP status not stated

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Analysis ProvenanceScored2026-08-27AMS-I.D

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