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GS Energy Efficiency - Domestic Eritrea Documentazione completa General Methodology v2.0

GS1247 VPA 126 Zoba Anseba Community Safe Water

GS-1457 ↗

4.8 / 10
Integrity
5.5
Transparency
4.5
Claim Safety
4.5
Documentation
4.0

Score Breakdown

Integrity

verified Additionality was confirmed by the independent VVB (verification report).

missing Leakage justification is reported as not addressed and there is a contradiction between documents showing a 0% leakage deduction and a prior 5% deduction, plus multiple CARs/FARs.

Transparency

verified Named VVB (Earthood Services Limited) and a recent monitoring period (2023–2024) and baseline reassessment (2024) are present in documents.

missing Key reported values are missing from the extracted record (total ER claimed/verified, grid EF, buffer pool %) and extraction confidence is low.

Claim Safety

verified Usage monitoring is verified: assumed and verified usage rate both 95% and annual survey monitoring is stated.

missing FNRB value and methodology show contradictions (0.97 vs 0.85; national_default vs local_field) and crediting period dates conflict across documents, increasing over-crediting risk.

Documentation

verified There is a recent validation report dated 2025-08-18 and 32 documents cited in the merged record.

missing Minimum extraction confidence is low, evidence document list is 'unknown', and multiple corrective actions and forward action requests remain (data gaps flagged).

Detailed Analysis

Integrity

The verification report confirms additionality via an independent VVB, and the baseline was last reassessed in 2024 which supports baseline validity. However, leakage treatment is weak: the extracted record states leakage justification is not addressed and shows a 0% leakage deduction, while earlier documents reportedly applied a 5% deduction; this contradiction plus several CARs and two FARs indicates unresolved risks. Reversals are not addressed in the latest record and buffer pool percentage is not stated, lowering confidence in permanence.

Transparency

Project registry is Gold Standard and the VVB is named (Earthood Services Limited); monitoring period is provided. Despite that, essential numeric disclosures are missing from the extracted data: total emissions reductions claimed and verified, grid emission factor, and buffer percentage are not found. The minimum extraction confidence is low, suggesting some documents were poorly readable which reduces transparency scoring.

Claim Safety

There is an apparent consistency between assumed and verified usage (95%) and an annual survey is used for monitoring, which supports claim reliability. Nonetheless, contradictions exist for the net-to-gross (FNRB) approach and value (national default 0.97 vs prior 0.85 and a conflicting method), leakage treatment (0% vs 5%), and crediting period dates; these raise the risk of over-crediting or inconsistent claims. CORSIA/CCP status is not documented, so double-claim risk cannot be ruled out fully.

Documentation

A recent validation report (2025-08-18) and 32 documents were used, which is positive. However, the evidence document list is not detailed ('unknown'), multiple corrective actions/FARs remain, and extraction confidence is low — all indicate incomplete or low-quality extractable documentation. The VVB appears independent but the presence of repeated CARs/FARs reduces confidence in documentation completeness.

Overall

I privileged the most recent and higher-detail records where possible: the 2025 validation report and 2024 baseline reassessment are treated as higher priority because they are latest and explicitly cited in the merged record. Contradictions were found across several fields: FNRB method/value (national_default and 0.97 vs local_field and 0.85), leakage treatment (not addressed/0% vs quantified/5%), usage reporting formats (95 vs 0.95), usage monitoring method (annual survey vs self-report), reversal events (not addressed vs none reported), and crediting period (2025–2030 vs 2013–2020). These contradictions reduce confidence and have been reflected by lowering integrity, transparency and claim safety scores. Because extraction confidence is low and several forward action requests remain, documentation score is moderate rather than strong. Overall quality is moderate (4.8/10) reflecting verified positives but important unresolved contradictions and missing numeric disclosures.

Audit Analysis

Moderate quality project with VVB-confirmed additionality and a recently reassessed baseline, but several unresolved verification issues and contradictory records (especially on leakage, FNRB, usage and crediting period) reduce confidence. Documentation extraction confidence was low and multiple corrective actions/FARs were raised, indicating data reliability concerns.

Project Description

Developer: CO2balance UK ltd Type: Energy Efficiency - Domestic Size: Micro Scale Crediting period: 2017-11-09 → 2024-11-08 Estimated annual credits: 10000 tCO2e SDGs: Goal 3: Good Health and Well-Being, Goal 6: Clean Water and Sanitation, Goal 13: Climate Action

Red Flags

  • Contradictory records on leakage treatment (0% vs 5%) and leakage justification not consistently addressed
  • Low extraction confidence and several corrective actions / forward action requests outstanding
  • Key metrics (total ERR claimed/verified, grid emission factor, buffer percentage) not found in extracted records

Credit Vintages

Issued Retired Available
2017
1,196 1,196 0
2018
9,728 9,728 0
2019
9,329 9,327 2
2020
4,835 4,680 155
2021
4,543 3,143 1,400
2022
4,042 2,563 1,479
2023
3,193 0 3,193
2024
2,773 0 2,773
Total 39,639 30,637 9,002

Cosa migliorerebbe questo punteggio

  • Publish complete evidence files (clear list of documents) and correct OCR/extraction issues so totals (ER claimed/verified), grid EF, and buffer % are available.
  • Resolve contradictions by documenting and justifying leakage treatment and FNRB approach/value in a single authoritative document and close outstanding FARs before next issuance.

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

Permanence

buffer/reversals unclear

Leakage

inconsistent treatment

Baseline

project baseline; recently reassessed

Safeguards

FPIC & grievance present

Double-claim

CORSIA/CCP status unclear

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Analysis Provenance Scored 2026-04-23 General Methodology v2.0 Documentazione completa

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