FOI release

EIR2020/00302: Groundwater Level/Aquifer Properties Enquiry - Knottingley

Case reference EIR2020/00302

Published 28 July 2021

Request

Request Received: 18 August 2020

1. The regional groundwater levels in the aquifer units within a 10km radius of 450294 (E) 421931 (N) (NGR: SE 50294 21931)

2. Any information/data you can provide on both current regional groundwater levels and long-term groundwater level trends within the Brotherton Formation (Upper Magnesian Limestone) and the Cadeby Formation (Lower Magnesian Limestone).

3. Recommendations of any publicly available papers which examine the potential impact of climate change on groundwater levels in/around the Knottingley/West Yorkshire area or provide any narrative of the expected impacts on regional
groundwater levels going forward.

4. A summary of the main hydrogeological parameters for the main on-site lithologies (i.e. permeability, porosity storage coefficient etc.). The identified main litholgies are the Brotherton Formation (Upper Magnesian Limestone), the Edlington Formation (Middle Permian Marl) and the Cadeby Formation (Lower Magnesian Limestone).

Response

Response Sent: 16 September 2020

Full details of this response are provided in the attached document.

Documents

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