Award

CENTAUR for CSO Spill and Water Quality Compliance – Phase 2

  • Southern Water Services Limited

UK5: Transparency notice - Procurement Act 2023 - view information about notice types

Notice identifier: 2025/S 000-085577

Procurement identifier (OCID): ocds-h6vhtk-05fbfa

Published 22 December 2025, 5:09pm



Scope

Reference

prj_7981

Description

1. Implementation of innovative rainfall-enhanced flow release control to optimise system performance.

2. Installation of a CENTAUR gate at a suitable site to enable in-field demonstration of water quality benefits.

3. Deployment of upstream and downstream water quality monitoring to provide data for further improvements and to deliver wider benefits for river status.


Contract 1. CENTAUR for CSO Spill and Water Quality Compliance – Phase 2

Supplier

Contract value

  • £613,000 including VAT

Above the relevant threshold

Earliest date the contract will be signed

20 January 2026

Contract dates (estimated)

  • 20 February 2026 to 20 February 2027
  • Possible extension to 20 February 2030
  • 4 years, 1 day

Description of possible extension:

It can be extended depending on additional trials.

Main procurement category

Services

CPV classifications

  • 51611100 - Hardware installation services

Contract locations

  • UK - United Kingdom

Participation

Particular suitability

Small and medium-sized enterprises (SME)


Other information

Conflicts assessment prepared/revised

Yes


Procedure

Procedure type

Direct award

Special regime

Utilities

Direct award justification

Single supplier - technical reasons

Competitive tendering procedure was not undertaken.


Supplier

Cura Terrae Water Limited

  • Companies House: 04569474

Unit 3 President Buildings

Sheffield

S4 7UQ

United Kingdom

Region: UKE32 - Sheffield

Small or medium-sized enterprise (SME): Yes

Voluntary, community or social enterprise (VCSE): No

Contract 1. CENTAUR for CSO Spill and Water Quality Compliance - Phase 2


Contracting authority

Southern Water Services Limited

  • Public Procurement Organisation Number: PBJQ-2231-ZRPG

Southern Water, Southern House

Worthing

Bn13 3NX

United Kingdom

Region: UKJ27 - West Sussex (South West)

Organisation type: Private utility