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GSEnergy Efficiency - DomesticUgandaGeneral Methodologyv2.1

GS11638 VPA-2 SPOUTS Water Purifier Programme in Africa- WPS in Uganda by TASC- VPA 2

GS-3639 ↗ · current registry ID: GS11640

#759of 1329 in Industrial#95of 163 in Uganda#1147of 1801 in Gold Standard (GS)

4.7/ 10
Integrity
4.5
Transparency
5.0
Claim Safety
5.0
Documentation
4.0

Audit Analysis

The SPOUTS water purifier project in Uganda has VVB-confirmed additionality and a quantified 5% leakage deduction, but is undermined by a project-specific baseline, an aggressive 100% usage assumption, the absence of a buffer pool, and an unusually large volume of material findings and corrective actions spanning data inconsistencies, missing survey questions, and temporary deviations. The verified ERR closely matches the claimed figure for the 2024–25 monitoring period, but the low extraction confidence and multiple cross-document contradictions reduce confidence in the overall data reliability.

Red Flags

  • Usage rate assumed at 100% in the validation report while the verified rate is only 92%, indicating the ex-ante baseline may overstate actual adoption
  • No buffer pool percentage or permanence claim period is stated in any available document, leaving reversal risk unaddressed
  • Over 20 material findings and 20+ corrective actions were raised across verification and monitoring reports, including missing WHO/UNICEF JMP survey questions, inconsistent monitoring parameters, and temporary deviations for water consumption and microbial testing
  • The fNRB value was flagged for recalculation by an independent expert before the first performance review, suggesting the initial 0.9 national-default value may not be robust
  • Min extraction confidence is rated low, indicating at least one key document was poorly readable and the structured data may be incomplete

Credit Vintages

IssuedRetiredAvailable
2022
34,80034,8000
2023
51,43228,99322,439
2024
17,637017,637
Total103,86963,79340,076

Risk Indicators

Additionality

VVB-confirmed combined test

Permanence

mixed evidence / unresolved risk

Leakage

5% quantified deduction

Baseline

Project-specific, no reassessment date

Safeguards

FPIC, grievance mechanism, benefit sharing documented

Double-claim

CORSIA and CCP status not stated

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Analysis ProvenanceScored2026-09-02General Methodology v2.1

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