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GSEnergy Efficiency - DomesticNigeriaGeneral Methodologyv2.1

Safe Water Programme – Nigeria – VPA 19

GS-3298 ↗ · current registry ID: GS11277

#1129of 1329 in Industrial#70of 79 in Nigeria#1579of 1801 in Gold Standard (GS)

4.1/ 10
Integrity
4.5
Transparency
4.0
Claim Safety
3.5
Documentation
4.5

Audit Analysis

The Safe Water Programme in Nigeria has a VVB-confirmed investment additionality test and a conservative usage-rate assumption, but is undermined by a severe FNRB discrepancy between reporting periods (82.3 national default vs 0.96 local field), a 0% leakage deduction with contradictory justifications, and over 20 corrective actions flagged by the VVB. The project's data reliability is materially weakened by these inconsistencies, raising significant over-crediting risk.

Red Flags

  • FNRB value changed from 0.96 (local field measurement, 2023 report) to 82.3 (national default, 2024 report) — an approximately 85-fold increase that could dramatically inflate emission reduction claims
  • Leakage deduction of 0% with contradictory justifications: the 2024 verification report states leakage was 'not addressed' while the 2024 monitoring report claims it was 'deemed negligible'
  • Over 20 corrective actions required by the VVB, including concerns about stratified random sampling compliance, potential systemic bias in chlorine tablet usage, and unverified operational days for different institution types
  • CORSIA eligibility and CCP status both not stated, leaving dual-channel risk unassessed

Credit Vintages

IssuedRetiredAvailable
2021
56,58240,00016,582
2022
51,09536,54214,553
2023
44,742044,742
2024
42,538042,538
Total194,95776,542118,415

Risk Indicators

Additionality

VVB-confirmed investment test

Permanence

Avoidance project

Leakage

0% deduction; contradictory justification

Baseline

Project-specific; reassessment timing not stated

Safeguards

Grievance and benefit sharing present; FPIC not stated

Double-claim

CORSIA and CCP status not stated

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Analysis ProvenanceScored2026-09-06General Methodology v2.1

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