THM_MMF2_Kennet Groundwater Model MODFLOW 6 Conversion

Environment Agency
South East
Selective procedure
5 June 2025 to 17 February 2027

Conversion of the Kennet groundwater model from MODFLOW96 to MODFLOW6. The project focuses on enhancing computational performance and data integration capabilities to improve the model's utility for environmental assessments and ongoing regulatory requirements.

Open the official notice

Awarded value: £321k; As published
Published: 6 June 2025; Contracts Finder
Awarded: 6 June 2025; AtkinsRéalis
Contract length: 20 months; Ends 17 February 2027

What the buyer is asking for

Provision of specialist environmental modelling and software engineering services to upgrade complex groundwater simulation models for regulatory compliance.

Category: Design-modelling services

Lifecycle

Publishedon Contracts Finder
6 June 2025
Contract awardedto AtkinsRéalis
6 June 2025
Contract starts
5 June 2025
Contract ends
17 February 2027

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The buyer

Type: Other public body
Diffuse pollution contracts, 24 months: 37
Open diffuse pollution tenders: 0
Typical diffuse pollution contract: £84k

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How it compares

4.2× the typical diffuse pollution contract (£77k).

Cite this contract

Link: https://bidskim.com/tender/4372/thm-mmf2-kennet-groundwater-model-modflow-6-conversion
Buyer reference: CF-0502600D8d000003VQwdEAG
Open contracting ID: ocds-b5fd17-0377d6a2-6d1d-4683-b704-74035c3367ee
Source: Contracts Finder
Last checked: 12 October 2026

Environment Agency. THM_MMF2_Kennet Groundwater Model MODFLOW 6 Conversion. Contract award, 6 June 2025. BidSkim, https://bidskim.com/tender/4372/thm-mmf2-kennet-groundwater-model-modflow-6-conversion (accessed 12 October 2026).