Reducing Gas Leakages within the Karnaphuli Gas Distribution Network in Bangladesh
Score Breakdown
Integrity
verified The validation/verification record indicates additionality was confirmed by the VVB (Carbon Check).
missing Baseline approach and leakage treatment are not stated in the extracted record, and ERR figures are contradictory across documents.
Transparency
verified Monitoring period is clearly specified (2022-01-01 to 2022-12-31) and the VVB is identified (Carbon Check).
missing Contradictory ERR values across documents reduce MRV clarity and traceability for users.
Claim Safety
missing Over-crediting risk is elevated due to conflicting claimed/verified ERR totals and missing baseline/leakage details in the extracted record.
inferred CORSIA eligibility and CCP status are not stated in available documents, leaving double-claim/market-eligibility risk unclear.
Documentation
verified A relatively complete document set is referenced (PDD, monitoring report, validation report, issuance) with high extraction confidence and 18 documents used.
missing Corrective/clarification requests were raised (2 CARs and 7 CLs), indicating initial documentation or QA gaps even though they were resolved.
Detailed Analysis
Integrity
Additionality is reported as confirmed by the VVB, and the VVB is identified as Carbon Check in the extracted record, which supports the integrity case. However, the baseline method and the timing of any baseline reassessment are not stated in the extracted record, making it hard to judge whether the counterfactual is conservative. Leakage is flagged as not addressed and no leakage deduction is provided, which is a material gap for an avoidance methane project and increases the risk of overstated reductions.
Transparency
The monitoring report (2023-07-05) provides a clear monitoring period (2022-01-01 to 2022-12-31), and the project is traceable via a VCS registry code (VCS-2738). The extracted record also shows no material findings and notes that raised CARs/CLs were resolved, which suggests an auditable process. Transparency is reduced by inconsistent emission reduction totals across documents, which makes it difficult for third parties to reconcile what was claimed versus what was ultimately verified and issued.
Claim Safety
Claims risk is driven primarily by the inconsistent emission reduction numbers and missing baseline/leakage specifics in the extracted record, both of which can translate into over-crediting risk. CORSIA eligibility and CCP status are not stated in available documents, so buyers cannot easily assess whether the credits face additional eligibility constraints or potential double-claim concerns in certain markets. While the project is under VCS and has identified third-party involvement, the contradictions in ERR figures materially weaken confidence in marketing claims tied to a specific volume.
Documentation
Documentation coverage appears relatively strong: the evidence set includes a PDD, monitoring report, validation report, and issuance record, with 18 documents used and high extraction confidence. The monitoring report is recent (2023-07-05) relative to the 2022 monitoring period, supporting recency. However, the presence of 2 corrective action requests and 7 clarification requests (even if resolved) indicates that the documentation and/or calculations required non-trivial follow-up.
Overall
The largest reliability issue is contradictory emission reduction totals: the monitoring report (2022-08-18) lists 1,002,832 while the validation report (2022-09-10) lists 871,219 for claimed reductions; additionally, the extracted contradictions indicate the validation report (same date) contains both 871,219 and 1,002,832 for verified reductions. For scoring, I privilege 871,219 because it matches the extracted ‘total verified’ value and aligns with the later monitoring/verification package date (2023-07-05) showing 871,219 as the consistent figure in the merged facts, but the inconsistency itself lowers integrity, transparency, and claim-safety. A second contradiction exists on safeguards: the monitoring report (2023-07-05) mentions safeguards while the validation report (2022-09-10) does not; I privilege the later monitoring report as more recent evidence of safeguards discussion, but the lack of consistent reporting keeps safeguards confidence moderate.
Audit Analysis
This VCS methane leakage-reduction project has a credible third-party confirmation of additionality and a clear monitoring period, but key integrity parameters (baseline approach and leakage treatment) are not stated in the extracted record. Multiple inconsistencies in reported/verified emission reductions across documents increase over-crediting and claims risk despite generally strong document availability.
Project Description
The project focuses on reducing fugitive methane (CH₄) emissions from the natural gas distribution network operated by the Karnaphuli Gas Distribution Company Limited (KGDCL) in the southeast region of Bangladesh. The gas infrastructure, largely built in the 1960s, suffers from chronic leaks due to normal wear, environmental stress, and a lack of historical investment in modern maintenance. The project implements a comprehensive Leak Detection and Repair (LDAR) program. This involves using advanced technology, such as Hi-Flow Samplers and Gasurveyors, to systematically survey the above-ground network, identify the precise location of leaks, measure their flow rates, and perform durable repairs using modern materials. Environmental Benefits: Climate Change Mitigation: The project directly prevents the release of methane, a greenhouse gas with a warming potential 28 times that of carbon dioxide over a 100-year period, into the atmosphere. For the 2022 monitoring period alone, it prevented 873,809 tonnes of CO₂ equivalent emissions. Resource Conservation: By stopping leaks, the project conserves Bangladesh's finite natural gas resources, allowing the valuable fuel to be used for economic purposes rather than being wasted. Social and Community Benefits: Technology Transfer & Capacity Building: The project introduces advanced LDAR technologies and techniques previously unavailable in the region. It includes comprehensive training for local staff in leak detection, measurement, and modern repair methods. Job Creation: The project has created approximately 21 permanent, skilled jobs for local workers who manage and implement the day-to-day operations of the LDAR program. Improved Safety: Reducing the quantity of flammable gas leaking into the environment inherently improves the safety for local communities and employees.
Red Flags
- Inconsistent emission reduction totals across documents (871,219 vs 1,002,832), including an internal inconsistency within the same validation report date.
- Leakage is marked as not addressed, with no leakage deduction or justification provided in the extracted record.
- Baseline method and baseline reassessment timing are not stated in the extracted record, limiting confidence in the counterfactual.
Credit Vintages
| Issued | Retired | Available | ||
|---|---|---|---|---|
| 2019 | 495,490 | 4,868 | 490,622 | |
| 2020 | 507,342 | 280,126 | 227,216 | |
| 2021 | 871,219 | 371,000 | 500,219 | |
| 2022 | 1,678,146 | 538,728 | 1,139,418 | |
| Total | 3,552,197 | 1,194,722 | 2,357,475 |
Cosa migliorerebbe questo punteggio
- Publish or clearly reference the baseline approach (including key parameters and when it was last reassessed) and reconcile it to the applied AM0023 methodology version 04.0.0.
- Provide a clear leakage assessment with quantified deduction (or a documented justification for negligible leakage) and ensure consistent ERR totals across monitoring, validation/verification, and issuance records.
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
VVB-confirmed additionality (test type not specified)
Avoidance methane project; no reversals reported in extracted record
Leakage not addressed; no deduction or justification provided
Baseline method/reassessment timing not stated in extracted record
Safeguards mentioned inconsistently; no FPIC or grievance mechanism evidenced
CORSIA and CCP status not stated in available documents
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