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GSEnergy Efficiency - DomesticHondurasGeneral Methodologyv2.1

Native Hydraid BioSand Water Filter Program Central America: NE – VPA – 02 – HON

GS-1587 ↗ · current registry ID: GS3326

#920of 1329 in Industrial#12of 20 in Honduras#1343of 1801 in Gold Standard (GS)

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

Audit Analysis

A Gold Standard water-filter displacement project in Honduras with VVB-confirmed additionality and a conservative verification (the VVB reduced the monitoring report's claim by roughly 44%), but undermined by seven cross-document contradictions, a 0% leakage deduction with inconsistent justification, a project-specific baseline with no recorded reassessment, and a 100% usage rate that is contradicted by the monitoring report. The low extraction confidence and an 'unknown' document type further erode confidence in the evidentiary record.

Red Flags

  • Seven contradictions across key fields (ERR figures, usage rate, leakage justification, grievance mechanism, FNRB method, crediting period) indicate significant data-reliability problems between the monitoring report and verification report.
  • Usage rate verified at 100% in the verification report but recorded as 1% in the monitoring report — a 100-fold discrepancy that, even if the 100% figure is correct, represents an aggressive assumption for a household water filter.
  • Leakage deduction of 0% with contradictory justifications ('quantified' in the verification report vs 'deemed negligible' in the monitoring report) leaves the basis for the zero deduction unclear.
  • Low extraction confidence and an 'unknown' document type in the evidence list reduce confidence that all material documents were properly reviewed.
  • Multiple corrective actions remain open, including the absence of a grievance logbook on-site, missing random-selection evidence, and the need for an Objective Observer site visit in the next monitoring period.

Credit Vintages

IssuedRetiredAvailable
2012
37370
2013
2,0662,0660
2014
4,7074,7070
2015
11,54011,5400
2016
9,9057,8062,099
2017
7,6597,195464
2018
12,0622,7329,330
2019
7,23797,228
2020
9,67709,677
2021
10,000010,000
2022
8,33308,333
Total83,22336,09247,131

Risk Indicators

Additionality

VVB-confirmed combined test

Permanence

Displacement project, no reversal risk

Leakage

0% deduction, contradictory justification

Baseline

Project-specific, no reassessment date

Safeguards

Grievance mechanism present but FPIC not stated

Double-claim

CORSIA and CCP status both unstated

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Analysis ProvenanceScored2026-09-05General Methodology v2.1

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