Regional overview
Niger Delta (Rivers, Bayelsa, Delta, Akwa Ibom) and coastal waters · 2 Jan 2015 – 30 Sept 2026
Sea & coast: SkyTruth Cerulean (Sentinel-1). Land, swamp & creeks: NOSDRA official reports, with a Sentinel-1/2 satellite impact score.
Updated 3 Oct 2026 · model cerulean + nosdra
Events
11,889
8,950 official reports · 2,939 marine slicks
Land, swamp & creek reports
8,562
81% attributed to sabotage / theft
Visible from space
—
satellite check of reported land spills in progress — 23% in the pilot test
Oil reported spilled
345.9K bbl
across official reports · 618 marine slicks reviewed by people
Spills per year
Official reports (NOSDRA) cover land, swamp and creeks; SkyTruth Cerulean's marine coverage expanded sharply in 2023, so earlier marine years are incomplete.
Official reports (NOSDRA)Marine slicks (Cerulean)
Seasonality
Average events per calendar month. Dry-season months (Nov–Mar) average 1.1× the wet-season months.
Dry season (Nov–Mar)
By state
All events; offshore reports and slicks are grouped by the nearest state
Hotspots
LGAs and offshore areas with the most events
| Location | State | Events | Latest |
|---|---|---|---|
Southern Ijaw LGA Southern Ijaw | Bayelsa | 1044 | 23 Aug 2026 |
Ogba/Egbema/Ndoni LGA Ogba/Egbema/Ndoni | Rivers | 1036 | 2 Aug 2026 |
Offshore near Escravos Warri South-West | Delta | 797 | 23 Sept 2026 |
Offshore near Qua Iboe offshore Ibeno | Akwa Ibom | 713 | 30 Sept 2026 |
Ahoada West LGA Ahoada West | Rivers | 672 | 7 May 2026 |
Ahoada East LGA Ahoada East | Rivers | 476 | 30 Jul 2026 |
Emuoha LGA Emuoha | Rivers | 433 | 11 May 2026 |
Warri North LGA Warri North | Delta | 361 | 22 Aug 2026 |