Sludge Inspection

Thames Water
South East
Selective procedure
1 June 2026 to 31 May 2027

Collection and laboratory analysis of approximately 6,000 sludge samples across a wide range of sites within the utility estate. The contract includes full logistical support for sample transport and the delivery of detailed analytical findings to the buyer. This is a fixed-term service engagement focused on operational compliance and data reporting.

Open the official notice

Awarded value: £1.2m; As published
Published: 25 November 2025; Find a Tender
Awarded: 13 May 2026; Tetra Tech
Contract length: 12 months; Ends 31 May 2027

What the buyer is asking for

Provision of environmental laboratory testing, sludge sample collection, and analytical reporting services for utility infrastructure and water treatment operations.

Lifecycle

Publishedon Find a Tender
25 November 2025
Contract awardedto Tetra Tech
13 May 2026
Contract starts
1 June 2026
Contract ends
31 May 2027

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See the environmental testing laboratory market: prices, buyers and who wins →

The buyer

Type: Other public body
Environmental testing laboratory contracts, 24 months: 1
Open environmental testing laboratory tenders: 0
Typical environmental testing laboratory contract: £1.2m

See everything Thames Water buys →

How it compares

21× the typical environmental testing laboratory contract (£57k).

Cite this contract

Link: https://bidskim.com/tender/336524/sludge-inspection
Buyer reference: FA2357
Open contracting ID: ocds-h6vhtk-05e8b0
Source: Find a Tender
Last checked: 12 October 2026

Thames Water. Sludge Inspection. Contract award, 25 November 2025. BidSkim, https://bidskim.com/tender/336524/sludge-inspection (accessed 12 October 2026).