Contracts Finder · Historical

Chlorate in Drinking Water

Historical · ContractNo open deadline

Historical: no longer open for bids.

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01/ The notice

Key facts

Value: £136,871Estimated value stated in the notice
Deadline (UK time): Fri 13 Jan 2017A deadline does not apply to this historical notice. The source records Fri 13 Jan 2017, which is not an open deadline.
Published: 8 May 2017
Region: Any region

02/ The brief

What the notice says

Not fully read: this is the notice text; attached documents are not read.

1) Contact water companies in England and Wales and obtain information to determine the number of treatment work sites which operate using calcium hypochlorite, sodium hypochlorite, chlorine dioxide or OSEC compared to traditional chlorine gas.

2) Contact and obtain from water companies in England and Wales operational data sets for chlorate in treated waters and other relevant supplementary information such as source water type being treated, type of disinfection used and dose.

3) Devise and conduct a monitoring programme, working with water companies in England and Wales, to enable the determination of chlorate in final waters at treatment works using calcium hypochlorite, sodium hypochlorite, chlorine dioxide and OSEC as the disinfection type.

03/ Classification

CPV codes

Common Procurement Vocabulary codes, exactly as the notice lists them. No descriptions are added here.

24000000 24300000 24310000 24312000 41000000 41100000 71000000
24312200 41110000 71700000

04/ History

Releases of this notice

One release held, oldest first. Dates are UK time.

8 May 2017
Contract notice
Contract notice published 8 May 2017.
Release aa8d72e5-0c79-4446-94fb-10c3cecef683
View this release on Contracts Finder (opens in a new tab)

05/ Limits

What the source does not tell us

Only one release is held, so there is no change history.

06/ Questions

About this notice

Defra Network eTendering Portal published this notice.

Estimated value stated in the notice: £136,871.

07/ Tender hubs

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08/ Related

Where to go next

These links follow a fixed rule applied to this notice’s buyer, text and CPV codes. They are not advice on whether to bid.

Reference: aa8d72e5-0c79-4446-94fb-10c3cecef683
Source: Contracts Finder
Stage: contract · Contract
Last verified: Tue 7 Apr 2026, 17:29 BST
Read at: Wed 28 Oct 2026, 20:25 GMT

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