Tokat Landfill Gas to Electricty Project
GS-1629 ↗ · current registry ID: GS3852
#103of 268 in Biogas#212of 295 in Turkey#886of 1801 in Gold Standard (GS)#16of 34 in AMS-III.G
Audit Analysis
The Tokat Landfill Gas to Electricity Project is a Gold Standard biogas project with confirmed additionality and no reported reversal events, but it is undermined by a high volume of corrective actions (24 items), multiple cross-document contradictions on leakage treatment, baseline methodology, and ERR figures, and the absence of a buffer pool or stated permanence mechanism. The project over-delivered relative to its ex-ante estimates (approximately 162% of the pro-rata expectation for the elapsed monitoring period), which is a positive signal of conservative assumptions, yet the 0% leakage deduction rests on a justification that is contradicted by the earlier monitoring report.
Red Flags
- 24 corrective actions were required by the VVB, including substantive issues such as incomplete monitoring report sections, missing calibration certificates, and contradictions in crediting period dates across documents
- Leakage deduction is 0% with a 'quantified' justification in the 2026 verification report, but the 2020 monitoring report indicates leakage was 'not addressed' — a direct contradiction on a material parameter
- Baseline methodology is described as 'measured' in the 2020 monitoring report but 'modeled' in the 2022 PDD, creating uncertainty about the actual baseline construction
- No buffer pool percentage or permanence claim is stated in any available document, leaving reversal risk unquantified
- FPIC was not conducted, and safeguards documentation is inconsistent between the verification report (present) and the monitoring report (absent)
Credit Vintages
| Issued | Retired | Available | ||
|---|---|---|---|---|
| 2020 | 4,223 | 4,223 | 0 | |
| 2021 | 27,326 | 27,326 | 0 | |
| 2022 | 30,389 | 16,331 | 14,058 | |
| 2023 | 34,577 | 0 | 34,577 | |
| 2024 | 40,719 | 0 | 40,719 | |
| 2025 | 7,044 | 0 | 7,044 | |
| Total | 144,278 | 47,880 | 96,398 |
Risk Indicators
VVB-confirmed combined test
mixed evidence / unresolved risk
0% deduction with contradictory justification
Project-specific; measured vs modeled contradiction
Grievance mechanism present but FPIC not conducted; docs inconsistent
CCP and CORSIA statuses not stated
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