Ongoing operation and decommissioning of a temporary lagoon facility for dewatering and storing sediment dredged from Peel Marina with associated...

Why was this approved?

• Temporary nature with guaranteed restoration by 2027
• Negligible/minor short-term environmental impacts per EIA
• Precedent from 2019 approval PA 18/01293/B
• Alignment with Cross Vein Mine remediation for dredged material reuse
• Compliance with waste hierarchy and multiple Strategic Plan policies
• No highways objection; traffic increases <5%

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Decision & Reasoning

Policies Assessed (11)

Conditions (10)

1. 1

   Scope limited to lagoon/pipeline use and decommissioning

   This approval only relates to the use and decommissioning of the de-watering lagoon and discharge pipeline. No approval is given for any additional dredging works within Peel Marina or the deposit of any additional sediment in the de-watering lagoon as part of the development. No approval is given for any works outside the redline boundaries shown on Drawing No. 674/P/003.1 Site Plan (Only Red Line) - Lagoon A1, dated 12th March 2024.

2. 2

   Restoration by 31 December 2027

   By 31st December 2027, the de-watering lagoon and discharge pipework shall be decommissioned and the site restored in accordance with the details set out in Section 2.4 and paragraphs 2.4.1 - 2.4.11, including Tables 2.6 and 2.7 and Section 11.2 and Paragraphs 11.2.1-11.2.2 and Table 11.1 of the Environmental Impact Assessment Report, The Bates Partnership, dated April 2025.

3. 3

   Timing of works per EIA programme

   The timing of works shall only be undertaken in accordance with the Programme of Works set out in Section 2.4 and Paragraphs 2.4.1-2.4.2 and the overall timescales set out in Tables 2.4 and 2.5 of the Environmental Impact Assessment Report, The Bates Partnership, dated April 2025.

4. 4

   Contractor's working area details

   Prior to the commencement of the decommissioning works, the details of any contractor's working area shall be submitted to and approved in writing by the Department setting out: how the area is to be used; any temporary structures/buildings to be installed; and any fencing to be installed. The contractor's working area shall thereafter be established prior to the commencement of decommissioning works and operated in accordance with the approved details.

5. 5

   Lagoon decommissioning details

   The lagoon shall be decommissioned in accordance with the details set out in Section 2.4 and Paragraphs 2.4.6-2.4.11 Tables 2.6 and 2.7 of the Environmental Impact Assessment Report, The Bates Partnership, dated April 2025 unless otherwise required by conditions set out in this notice.

6. 6

   Updated management/mitigation/monitoring plans

   Prior to the commencement of decommissioning works, revised and updated versions of the following management, mitigation and monitoring plans shall be submitted to the Department for written approval, in accordance with the details set out in Table 2.6 of the Environmental Impact Assessment Report, The Bates Partnership, dated April 2025: Environmental Management Plan (EMP); Site Working Plan (SWP); Water Quality Monitoring Plan (WQMP); Common Lizard Mitigation Plan (CLMP). The Site Working Plan shall also include: Programme and details of the hours and number of the daily HGV movements to and from the site and measures to prevent the deposition of mud on the road; Details of any lighting to retained on the site for use during the further operation of the de-watering lagoon and during its decommissioning; Details of the car parking to be provided for construction staff during the decommissioning phase. Each plan shall subsequently be implemented in accordance with the approved details.

7. 7

   Pump details approval

   No pumps shall be used as part of the development hereby permitted unless the details of the pump to be used (including hours of use) have been approved in writing by the Department.

8. 8

   Dewatering/discharge per EIA

   Any dewatering and discharge of dewatering effluent shall be undertaken only in accordance with the details set out in paragraphs 2.4.3 - 2.4.5 of the Environmental Impact Assessment Report, The Bates Partnership, dated April 2025.

9. 9

   Vegetation clearance approval

   No vegetation clearance (including tree cutting or felling) shall be undertaken unless in accordance with details which have first been approved in writing by the Department, and such details shall include details of any replacement planting that is proposed.

10. 10

    Ecological Clerk of Works for pipeline decommissioning

    Prior to the commencement of any works to decommission the discharge pipeline, a suitably qualified Ecological Clerk of Works shall be appointed to undertake an updated site walkover survey of the pipeline route corridor to review the habitat suitability and risk assessment, and prepare an updated Common Lizard Mitigation Plan to be submitted to the Department for approval in accordance with Condition No. 6 and approved in writing by the Department prior to the commencement of any works to decommissioning the pipeline, and the development shall be undertaken in full accordance with the approved plan. The Ecological Clerk of Works shall be present on-site during the decommissioning of the discharge pipeline to ensure that pipeline removal also complied with the mitigation measures set out in the mitigation plan Common Lizard Mitigation Plan to avoid impacts on common lizard.

Public Comments (5)

Consultation Responses

Highway Services raises no objection to the proposal. Environmental Protection Unit and Peel Town Commissioners object due to lack of sustainable waste disposal options and expired licences.