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GSWindTurkeyACM0002

Icdas Biga Wind Farm Project

GS-372 ↗ · current registry ID: GS2475

#1271of 1935 in Renewable energy#235of 295 in Turkey#1074of 1801 in Gold Standard (GS)#989of 1287 in ACM0002

4.8/ 10
Integrity
5.5
Transparency
4.5
Claim Safety
5.0
Documentation
3.5

Audit Analysis

The Icdas Biga Wind Farm is a fundamentally sound avoidance-type renewable energy project with VVB-confirmed additionality, no reversal events, and a recently reassessed baseline. However, significant data discrepancies between the verification and monitoring reports (claimed ERR differing by a factor of 2.5, grid emission factor varying by 23%), an extensive list of 80+ corrective actions, and low extraction confidence substantially undermine confidence in the quantification and documentation quality.

Red Flags

  • Claimed ERR figures differ by a factor of 2.5 between the monitoring report (78,344) and the verification report (195,129), indicating a serious data reliability problem
  • Grid emission factor changed from 0.5255 tCO2/MWh (2024 verification) to 0.6482 tCO2/MWh (2025 verification) without clear explanation, potentially inflating credits by ~23%
  • Over 80 corrective actions were required across the project documentation, suggesting initial documentation quality was severely deficient
  • A bat death observation was noted in the monitoring report, raising environmental impact concerns for the wind installation
  • Minimum extraction confidence is rated low, meaning at least one key document was poorly readable, reducing reliability of the extracted data

Credit Vintages

IssuedRetiredAvailable
2015
6,0576,0570
2016
65,92665,9260
2018
58,08247757,605
2019
77,0731,75275,321
2020
87,6071,54186,066
2021
79,520079,520
2022
67,996067,996
2023
91,446091,446
2024
78,344078,344
Total612,05175,753536,298

Risk Indicators

Additionality

VVB-confirmed combined/investment test

Permanence

Avoidance project, no reversals

Leakage

0% deduction, quantified justification

Baseline

Project-specific, reassessed 2024

Safeguards

Grievance mechanism present, FPIC not conducted

Double-claim

CORSIA and CCP status not stated

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Analysis ProvenanceScored2026-09-05ACM0002

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