---
title: "FDSIM of Ultrasonic River Flow Gauges 2025"
ocid: "ocds-h6vhtk-05013b"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05013b"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05013b.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05013b.json"
source: "Find A Tender Service"
current_stage: "Planning"
buyer: "DEPARTMENT OF ENVIRONMENT, FOOD AND RURAL AFFAIRS"
published: "2025-04-17"
---

# FDSIM of Ultrasonic River Flow Gauges 2025

Buyer: DEPARTMENT OF ENVIRONMENT, FOOD AND RURAL AFFAIRS  
Current stage: Planning  
OCID: ocds-h6vhtk-05013b

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## Summary

The Department of Environment, Food and Rural Affairs (DEFRA), along with the Environment Agency, is planning a tender process for the Feasibility, Design, Supply, Installation, and Maintenance of Ultrasonic River Flow Gauges. This procurement falls under the services category with a focus on river regulation and flood control works. The procurement method is an open, competitive flexible procedure. Interested suppliers are invited to express their interest by 31st July 2025, with the expected contract start date on 1st October 2025. This opportunity is based in London, and the estimated contract value is £8,000,000, spanning five years from 2025 to 2030.

This tender presents significant opportunities for businesses with expertise in the design, supply, installation, and maintenance of ultrasonic flow measurement systems. Companies specialising in feasibility studies, environmental compliance, and project management will find this particularly relevant. The Environment Agency is seeking suppliers who can meet high technical standards and provide ongoing maintenance support for over 200 existing river flow gauges. SMEs and VCSEs are encouraged to participate, as the tender process is designed to be open and inclusive. The successful implementation of these systems will enhance flood forecasting and water resource management, benefiting local communities and contributing to nationwide environmental goals.

## Notice

Feasibility, Design, Supply, Installation and Maintenance of Ultrasonic River Flow Gauges 2025 This framework contract is for the design, supply, installation, and maintenance of Ultrasonic River Flow Gauges. The Environment Agency operates more than 200 ultrasonic river flow monitoring gauges which represents ~20% of the EAs flow gauge network. The gauges are used for continuous measurement of river flows for flood forecasting & warning and other FCRM outcomes, along with water resource management such as enforcing water abstraction licenses. Many of these gauges are at critical sites that control major rivers such as the Thames, Severn, Trent, Mersey and Ouse. MyBuy Ref: DEM0011038 SPOL Ref: https://defra.sharepoint.com/sites/ea-leg-cisc/EGnS/Shared%20Documents/Forms/AllItems.aspx?isAscending=true&id=%2Fsites%2Fea%2Dleg%2Dcisc%2FEGnS%2FShared%20Documents%2FEvidence%2FProcurement%20%2D%20Work%20Allocation%2FAtamis%20projects%20%28LAWW%29%2FP%2D36842%20%2D%20DEM0011038%20%2D%20Feasibility%2C%20Design%2C%20Supply%2C%20Installation%20and%20Maintenance%20of%20Ultrasonic%20River%20Flow%20Gauges%202025&sortField=Modified&viewid=128782c5%2D4a0f%2D4c45%2Db59c%2Dcb65b95b7d1c

### Lot Information

Lot 1

Options: To be considered following Market Engagement. Extension Provisions will be subject to the Authority's consideration and approval.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/016038-2025 |
| Notice type | UK3 - Planned Procurement Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Competitive flexible procedure |
| Tender suitability | SME, VCSE |
| Awardee scale | Not specified |
| All stages | Planning |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 17 Apr 2025 |
| Submission deadline | 12 May 2025 |
| Future notice date | 6 Jun 2025 |
| Award date | Not specified |
| Contract period | 30 Sep 2025 - 1 Oct 2030 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £8,000,000 |
| Lots value | £8,000,000 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Planned |
| Lots status | Planned |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | DEPARTMENT OF ENVIRONMENT, FOOD AND RURAL AFFAIRS |
| Additional buyers | ENVIRONMENT AGENCY |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1P 4DF |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 45 - Construction work
- 63 - Supporting and auxiliary transport services; travel agencies services

### Codes

- 45246000 - River regulation and flood control works
- 63700000 - Support services for land, water and air transport

## Release History

- 17 Apr 2025 at 15:19 - PlanningUpdate - UK3 - Planned Procurement Notice - https://www.find-tender.service.gov.uk/Notice/016038-2025
- 11 Apr 2025 at 10:24 - Planning - UK3 - Planned Procurement Notice - https://www.find-tender.service.gov.uk/Notice/014525-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/016038-2025
  17th April 2025 - Planned procurement notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/014525-2025
  11th April 2025 - Planned procurement notice on Find a Tender

## Notice URLs

- https://defra-family.force.com/s/Welcome
- https://defra.sharepoint.com/sites/ea-leg-cisc/EGnS/Shared%20Documents/Forms/AllItems.aspx?isAscending=true&id=%2Fsites%2Fea%2Dleg%2Dcisc%2FEGnS%2FShared%20Documents%2FEvidence%2FProcurement%20%2D%20Work%20Allocation%2FAtamis%20projects%20%28LAWW%29%2FP%2D36842%20%2D%20DEM0011038%20%2D%20Feasibility%2C%20Design%2C%20Supply%2C%20Installation%20and%20Maintenance%20of%20Ultrasonic%20River%20Flow%20Gauges%202025&sortField=Modified&viewid=128782c5%2D4a0f%2D4c45%2Db59c%2Dcb65b95b7d1c
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05013b. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05013b.json.