Source: https://tendernation.io/opportunities/01a13b82-d870-72d0-8ba4-690cc8c99e33/ammonia-monitoring-system pending GB open procedure # Ammonia Monitoring System [Severn Trent Water Limited](https://tendernation.io/buyers/severn-trent-water-limited) Estimated value Not stated Published 10 Mar 2021 Deadline Rolling deadline ## Who can bid - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender Severn Trent Water (STW) are seeking to assess robust ammonia concentration measurement in various wastewater environments. STW are looking to identify potential suppliers who have current or emerging technical capabilities in this area, and in various stages of development ranging from: Concept discovery → Developing concept trials → Final development → Deployed. The successful solution will need to meet the technical challenges of producing a system or approach with the necessary capabilities at a price point that justifies the business case for a dynamic dissolved oxygen aeration control roll out at a the largest possible number of ASPs. The supplier needs demonstrate the capability of developing a solution which: - can deliver accurate and robust data; - successfully operate in various wastewater environments; - demonstrate ability to reliably transmit data to local control and SCADA systems; and - has established whole life costs and can facilitate large scale deployment. ## CPV classification Miscellaneous repair and maintenance services Water-treatment work Source Find a Tender (UK) · Notice ocds-h6vhtk-029a52-2021-03-10T13:51:39Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-029a52-2021-03-10T13:51:39Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Severn Trent Water Limited: past awards and live tenders](https://tendernation.io/buyers/severn-trent-water-limited) [Sector More Repair & maintenance services tenders](https://tendernation.io/sectors/repair-maintenance) ## More tenders like this [QW Planned and Reactive Facilities Management Services · Qualifications Wales · 42 days left · 30 Nov 2026](https://tendernation.io/opportunities/01a15552-1c32-72a6-a86e-45f144e2f84b/qw-planned-and-reactive-facilities-management-services) [Provision of Playground Services · Together Housing Association Limited · 26 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a154e4-48d5-7218-a766-82a2175c6300/provision-of-playground-services) [ESTH - Lift Maintenance PPM & Reactive · Epsom and St Helier University Hospitals NHS Trust · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a15476-6399-72fd-bd84-a9ca0f25a632/esth-lift-maintenance-ppm-reactive) [Gas Boiler Services · Maidstone and Tunbridge Wells NHS Trust · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15408-a8ed-726c-bb19-21f575ae5ba0/gas-boiler-services) [Repair and maintenance services – Calamiteitenwerkzaamheden rioolwaterpersleidingen · Waterschap Noorderzijlvest · 49 days left · 7 Dec 2026](https://tendernation.io/opportunities/01a15183-754c-70bf-bff4-46d38ff6fb78/netherlands-repair-and-maintenance-services-calamiteitenwerkzaamheden-rioolw) [Repair and maintenance services of personal computers – Абонаментно и сервизно обслужване на офис техника : компютри, преносими компютри, принтери, скенери, копирни машини, монитори, UPS устройства, модеми, рутери и др., включително доставка на резервни части, материали и консумативи за офис техниката за срок от 12 месеца · ТЕРИТОРИАЛНО ПОДЕЛЕНИЕ "ДЪРЖАВНО ГОРСКО СТОПАНСТВО - КАЗАНЛЪК" · 29 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-c01a-72fa-943e-551c1508bed2/bulgaria-repair-and-maintenance-services-of-personal-computers-abonamentno-i)