Kumköy Hydroelectric Power Plant, Samsun

Integrity

The project applies ACM0002 (version 13.0.0) and is an avoidance renewable electricity activity, which generally has low permanence risk; no reversal events are reported (monitoring report 2022). Additionality is stated as confirmed by the VVB using an investment test (validation documentation referenced in the extracted record). However, leakage is problematic: the monitoring report (2022) indicates leakage is not addressed while the validation report (2023) indicates leakage is quantified, yet the leakage deduction is still 0%, which weakens baseline/leakage robustness.

Transparency

Key MRV elements are present, including a defined monitoring period (2019-04-01—2021-03-02) and a stated grid emission factor of 0.53323 (monitoring report 2022). The VVB is identified as RINA Services S.p.A. (extracted record). Transparency is reduced by inconsistent ER figures across validation documents and by missing contextual parameters such as the grid EF year and baseline reassessment timing (not found in the extracted record).

Claim Safety

The project is explicitly not CORSIA-eligible (extracted record), which lowers the risk of high-impact aviation claims. Nonetheless, the gap between claimed ERs (234,277) and verified ERs (83,484) indicates elevated over-crediting/claims risk and suggests stakeholders could misstate impact if relying on earlier figures (validation reports 2019 vs 2023). Contradictory leakage justification (monitoring report 2022 vs validation report 2023) further increases greenwashing risk because a 0% leakage deduction is harder to defend without consistent documentation.

Documentation

The extracted record indicates 15 documents were used and includes a PDD plus monitoring and validation reports, with high extraction confidence, supporting a solid documentation baseline. No material findings or corrective actions are reported in the extracted record, which is positive for completeness. However, repeated contradictions across documents (safeguards/FPIC/grievance/benefit sharing, leakage justification, ER totals, and crediting period) reduce confidence in the document set’s internal consistency and therefore lower the documentation score.

Overall

Overall quality is moderate: the methodology and VVB-confirmed additionality support integrity, but inconsistencies materially undermine confidence. For leakage justification, the later validation report (2023-01-31) stating leakage is quantified is privileged over the monitoring report (2022-01-19) because validation typically specifies methodological applicability; however, the continued 0% deduction and inconsistency still warrant a penalty. For safeguards/FPIC/grievance/benefit sharing, the more recent monitoring report (2022) is privileged over the older monitoring report (2013), but the contradiction indicates evolving or inconsistently reported stakeholder processes. For verified ERs, the later validation report (2023) value of 83,484 is privileged over the earlier validation report (2019) figure of 234,277 due to recency, and this large change drives a downward adjustment to transparency and claim safety. For the crediting period, the monitoring report (2022) stating 2011–2021 is privileged as it aligns with the stated monitoring period end date (2021-03-02), while the 2023 validation report’s 2021–2031 period is treated as conflicting and increases eligibility/vintage uncertainty.