# Val-d'Oise: heavy fuel oil pollution in the Viosne mobilizes emergency services

> Heavy fuel oil pollution was discovered in the Viosne at Pontoise, mobilizing emergency services for nearly eight hours.

**In brief**: Environment event (severity: low) in Pontoise (Val-d'Oise), first detected on 1 November 2026 at 15:03. Reported by 1 source (1 article), last updated on 1 November 2026 at 15:03.

- Category: Environment
- Severity: Low
- Place: Pontoise — Val-d'Oise
- First detected: 1 November 2026 at 15:03
- Updated: 1 November 2026 at 15:03
- Web page: https://acturadar.com/en/events/6404-val-d-oise-heavy-fuel-oil-pollution-in-the-viosne-mobilizes-emergency-services

## Sources (1 articles)

- [Val-d'Oise : une pollution au fioul lourd dans la Viosne mobilise les secours pendant près de 8h](https://actu.fr/ile-de-france/pontoise_95500/val-d-oise-une-pollution-au-fioul-lourd-dans-la-viosne-mobilise-les-secours-pendant-pres-de-8h_65001097.html) — Actu.fr, 1 November 2026 at 15:03

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Cite as: Acturadar, “Val-d'Oise: heavy fuel oil pollution in the Viosne mobilizes emergency services”, https://acturadar.com/en/events/6404-val-d-oise-heavy-fuel-oil-pollution-in-the-viosne-mobilizes-emergency-services
Methodology: https://acturadar.com/en/methodology