Find wastewater treatment Tenders in the UK – Latest Public Sector Contracts

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Provision of Treatment of Street Sweeping Arisings 2026 – 2030

Buyer : Hertfordshire County Council

North West+ 12 more

No of lots : 1

Tender Id : 2711250288

Type of Contract : Tender

Published : 27th Nov 2025

Deadline : 12th Jan 2026

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Descriptions

Hertfordshire County Council is currently out to procurement for the Provision of Treatment of Street Sweeping Arisings 2026 - 2030. The Council will procure this contract using the Open Procedure as defined in the Procurement Act 2023 The W ....

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Collection & Treatment of Food Waste

Buyer : LondonEnergy Ltd

North West+ 12 more

No of lots : 1

Tender Id : 2511250203

Type of Contract : Tender

Published : 25th Nov 2025

Deadline : 16th Jan 2026

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Descriptions

LondonEnergy invite suppliers to bid for the collection, treatment and recycling of Food Waste for a contract period of 2 years with the option to extend for a further one year and thereafter a further additional one year. Contract commencemen ....

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Adults Substance Misuse Treatment & Recovery Service

Buyer : The Royal Borough of Kingston upon Thames

London

No of lots : 1

Tender Id : 2411250320

Type of Contract : PIN

Published : 24th Nov 2025

Deadline : 16th Dec 2025

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Descriptions

The Royal Borough of Kingston upon Thames is seeking to carry out a preliminary market engagement exercise in relation to the provision of community drug and alcohol treatment and recovery service for adults. All answers provided will assist t ....

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Surface Treatments Partnership

Buyer : Via East Midlands

North West+ 12 more

No of lots : 1

Tender Id : 2411250312

Type of Contract : Tender

Published : 24th Nov 2025

Deadline : 19th Jan 2026

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Descriptions

Via East Midlands delivers sustainable highways services across the East Midlands and operates as a wholly owned subsidiary of Nottinghamshire County Council. Via East Midlands holds several existing framework agreements for highway surfacing, surfac ....

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Flow and Asset Management Surveys including Wastewater Surveys

Buyer : United Utilities Water Limited

North West

No of lots : 1

Tender Id : 2111250276

Type of Contract : Framework

Published : 21st Nov 2025

Deadline : 16th Feb 2026

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Descriptions

United Utilities is looking to re-procure its current framework for Flow and Asset Management Surveys. The framework will constitute 2 Lots: Lot 1 - Wastewater Network Asset Surveys Lot 2 - Flow & Water Quality Surveys Services required under the ....

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Improved treatment of the stratosphere in C3S reanalyses

Buyer : ECMWF

North West+ 14 more

No of lots : N/A

Tender Id : 2011250175

Type of Contract : Framework

Published : 20th Nov 2025

Deadline : 21st Jan 2026

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Descriptions

ECMWF, as the Entrusted Entity for the Copernicus Climate Change Service (C3S), invites Tenders for development activities to assess and improve the treatment of the stratosphere in climate reanalyses. This will be achieved by completing developments ....

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Supply of Integral Primary & Secondary Treatment System(s)

Buyer : SEVERN TRENT WATER LIMITED

North West+ 12 more

No of lots : 1

Tender Id : 1711250298

Type of Contract : PIN

Published : 17th Nov 2025

Deadline : 5th Dec 2025

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Descriptions

Supply (including design, assembly, supply, delivery and co-commissioning) of an integral modular primary and secondary treatment system(s) to be implemented as sidestream solutions at multiple sewage treatment works (STWs) across AMP8. Severn ....

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Organic Waste Treatment Services

Buyer : arc21

North West+ 12 more

No of lots : 1

Tender Id : 1611250003

Type of Contract : PIN

Published : 16th Nov 2025

Deadline : 17th Dec 2025

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Descriptions

arc21 is a local government waste management group, based in Northern Ireland, who act as a contracting entity, procuring and managing waste contracts, on behalf of its constituent councils. The constituent councils are Antrim & Newtownabbey Boro ....

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Waste Electrical and Electronic Equipment (WEEE) and Household Batteries,18 Coll ....

Buyer : Lancashire County Council

North West

No of lots : 1

Tender Id : 1411250425

Type of Contract : Tender

Published : 14th Nov 2025

Deadline : 12th Dec 2025

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Descriptions

Lancashire County Council is inviting tenders for a single supplier contract on the terms set out in the Invitation to Tender (ITT) documents, for the Collection, transportation and treatment of all Waste Electrical and Electronic Equipment (WEEE) an ....

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STH Chlorine dioxide treatment regime on incoming mains water

Buyer : Sheffield Teaching Hospitals NHS Foundation Trust

North West+ 12 more

No of lots : 1

Tender Id : 1211250162

Type of Contract : Tender

Published : 12th Nov 2025

Deadline : 11th Dec 2025

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Descriptions

Sheffield Teaching Hospitals NHS Foundation Trust invites competent and professional service provider to deliver a comprehensive chlorine dioxide treatment regime for the incoming mains water supply across the hospital estate.

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