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avoidance United States Vintage 2024 Documentazione completa General Methodology v2.0

Rice Ranch Methane Abatement

CM-92336f ↗

4.6 / 10
Integrity
4.8
Transparency
3.9
Claim Safety
4.6
Documentation
5.2

Score Breakdown

Integrity

verified The validation report (2024) indicates additionality was confirmed by the VVB and reports no material findings or corrective actions.

missing Baseline method, leakage treatment, and any permanence/buffer provisions were not found in the extracted record, creating material uncertainty on over-crediting risk.

Transparency

verified A named VVB (ALL Consulting) and a dated validation report (2024-08-12) are available.

missing Monitoring period and claimed vs verified emission reductions were not found in the extracted record, limiting MRV transparency.

Claim Safety

verified The project is explicitly not CORSIA-eligible in the extracted record, reducing certain aviation-claim risks.

missing Missing baseline and leakage details elevate over-crediting and greenwashing risk for public claims.

Documentation

verified Two core documents are referenced (validation report and PDD), with a recent validation date (2024).

missing Several key fields are absent from the extracted record (e.g., monitoring period, baseline method, leakage, ERR totals), and extraction confidence is only medium.

Detailed Analysis

Integrity

The validation report (2024-08-12) indicates additionality was confirmed by the VVB (ALL Consulting), and it reports no material findings and no corrective actions required. However, the baseline method and any baseline reassessment timing were not found in the extracted record, which makes it difficult to judge whether the counterfactual is conservative. Leakage treatment (deduction and justification) and permanence provisions such as a buffer pool or any reversal reporting were also not found in the extracted record, so integrity is constrained by evidence gaps.

Transparency

Transparency is limited because the extracted record does not include a monitoring period, usage monitoring approach, or any claimed versus verified emission reduction totals. While the validation report (2024) and PDD are listed and the VVB is named, the absence of quantified MRV outputs prevents an external reader from reconciling what was measured and what was credited. Registry details are minimal (listed as “other”), further reducing traceability.

Claim Safety

The extracted record states the project is not CORSIA-eligible, which reduces the risk of certain high-profile compliance claims. Nonetheless, claim safety is weakened because baseline and leakage information were not found in the extracted record, and there are no claimed or verified emission reduction totals to anchor marketing claims. CCP status was not found in the extracted record, adding uncertainty for buyers seeking alignment with higher-integrity labels.

Documentation

Documentation coverage is moderate: the evidence list includes a validation report and a PDD, and the validation is recent (2024-08-12). However, many decision-critical items are not present in the extracted record (baseline method, leakage, monitoring period, ERR totals, buffer/pooling), suggesting either incomplete disclosure in the available documents or incomplete extraction. Minimum extraction confidence is medium, which supports a mid-range documentation score rather than high confidence.

Overall

No contradictions were identified in the extracted record, so scores are driven primarily by completeness rather than internal inconsistency. The strongest positive signal is VVB-confirmed additionality with no reported findings in the 2024 validation report. The overall score is pulled down because the extracted record lacks the quantitative backbone needed to evaluate crediting accuracy (baseline, leakage, monitoring period, and verified ERs), which increases over-crediting and reputational risk for end-user claims.

Audit Analysis

The validation record indicates the project’s additionality was confirmed by the VVB and no material findings or corrective actions were reported. However, key quantifications needed to judge credit integrity (baseline approach, leakage treatment, monitoring period, and verified emission reductions) were not found in the extracted documents, increasing over-crediting and claims risk.

Project Description

More than 3.2 million wells in the US are abandoned, unplugged, and potentially leaking methane. Methane is responsible for at least 25% of the rise in global temperatures since the start of the industrial revolution.1 While methane’s atmospheric lifetime is around 12 years vs. centuries for CO2, it absorbs heat 120 times more efficiently than CO2, making it 82.5 times as potent a greenhouse gas on a 20-year time scale. The goal of the project is the permanent avoidance of methane emissions originated from hydrocarbon reservoirs associated with leaking abandoned oil and gas wells and the reclamation of related surface sites. In addition to significant methane emissions, unplugged wells pose many health, safety, and environmental risks, including toxic water and air hazards (from hydrogen sulfide), flash fires, vapor cloud explosions, and pool fire hazards. Permanently plugging abandoned wells eliminates these hazards as well as the risk of further methane emissions.  

Red Flags

  • Baseline approach and any baseline reassessment timing were not found in the extracted record, limiting confidence in the counterfactual.
  • Leakage treatment (deduction percentage and justification) was not found in the extracted record.
  • No claimed or verified emission reduction totals were found in the extracted record, and the monitoring period was not stated.

Credit Vintages

Nessuna emissione registrata sul registro.

Il marketplace dichiara i vintage: 2024 (non verificato).

Cosa migliorerebbe questo punteggio

  • Disclose (or extract) the baseline approach used under the BCarbon protocol, including any reassessment schedule and key parameters, so the counterfactual can be evaluated.
  • Provide the monitoring period and a reconciliation of claimed vs verified emission reductions (with calculation worksheets), including any leakage assessment and deductions.

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

Additionality

VVB-confirmed additionality

Permanence

Buffer/reversal provisions not evidenced

Leakage

Leakage treatment not evidenced

Baseline

Baseline approach not evidenced

Safeguards

No FPIC/grievance/safeguards evidenced

Double-claim

Not CORSIA-eligible

Where to buy

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Registry Documents

pdd

validation

Analysis Provenance Scored 2026-04-02 General Methodology v2.0 Documentazione completa

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