IRS/2023/3569/OPPC
Notification details
| Status | Completed |
|---|---|
| First observed date | 03 November 2023 |
| First observed time | 01:00 |
| Organisation involved | TOTALENERGIES E&P UK LIMITED |
| Installation | Alwyn North NAB Platform |
| Field | ALWYN NORTH |
| Latitude | 60° 48' 36.0'' N |
| Longitude | 1° 44' 7.0'' E |
| Quadrant / block no. | 3 / 09 |
Breached conditions details
| Related to a breach of an approved permit | Yes |
|---|---|
| Breached conditions | Discharge of Produced Water to Sea with OIW greater than 100mg/l . This OPPC has been raised in addition to October monthly ongoing OIW OPPC as a sample greater than 300mg/l was measured - 339.3mg/l @ 13:00hrs on the 3rd November with later samples dropping below the 300mg/l - 251.3mg/l @ 08:00hrs; 151.8mg/l @ 13:00hrs and 83mg/l @ 16:30hrs overboard excursion ceased - PWRI route reestablished - excursions below 300mg/l will be captured on the Alwyn NNS monthly reporting as per BEIS guidance. |
| Total oil discharged | 0.0537 tonnes |
Non-compliance details
| Related to discharge limits in Table 1 | Yes |
|---|---|
| Non-compliance reasons related to discharge limits in Table 1 | Maximum concentration |
| Related to other discharge information in Table 1 | No |
| Related to Table 2 | No |
| Non-compliance ever ongoing | No |
Formal investigation
| Formal investigation ever opened | No |
|---|