Hong Phong 4 Solar 48 MW Project
#6of 80 in Vietnam#29of 1339 in Verra (VCS)#61of 1287 in ACM0002
Audit Analysis
The Hong Phong 4 Solar 48 MW project is a well-structured renewable energy credit with VVB-confirmed additionality, no reversal risk, and verified emissions reductions that align closely with the pro-rata lifetime expectation. However, a contradiction in baseline method (project-specific vs. jurisdictional) across documents, a 2017 grid emission factor, and nine inter-document discrepancies temper confidence in the underlying assumptions.
Red Flags
- Baseline method is reported as 'project-specific' in the 2024 verification report but 'jurisdictional' in the 2024 monitoring report — the more conservative (project-specific) reading is privileged, weakening baseline robustness
- Grid emission factor of 0.8492 tCO2/MWh is drawn from 2017 data, seven years before the verification report date, and may not reflect current Vietnamese grid mix
- Nine contradictions across documents (benefit sharing, safeguards, FPIC, grievance mechanism, leakage justification, additionality test type, baseline method, and ERR figures) indicate inconsistent record-keeping, even though most are resolvable by document recency
Credit Vintages
| Issued | Retired | Available | ||
|---|---|---|---|---|
| 2019 | 43,044 | 43,044 | 0 | |
| 2020 | 78,458 | 76,991 | 1,467 | |
| 2021 | 74,145 | 74,145 | 0 | |
| 2022 | 76,071 | 76,071 | 0 | |
| 2023 | 62,044 | 62,044 | 0 | |
| Total | 333,762 | 332,295 | 1,467 |
Risk Indicators
VVB-confirmed investment test
Renewable energy, no storage, no reversals
0% with quantified justification (solar)
Project-specific, 2017 grid EF, method contradiction
FPIC, grievance mechanism confirmed (2024 VR)
CORSIA excluded; CCP status not stated
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