Source: https://tendernation.io/opportunities/01a13c71-8eee-713d-a5a6-d1118adebffa/hertfordshire-chalk-groundwater-model-update-gw-emergence awarded GB open procedure Suitable for SMEs # Hertfordshire Chalk Groundwater Model Update & GW Emergence [Defra Network eTendering Portal](https://tendernation.io/buyers/defra-network-etendering-portal) Often single bidder Estimated value Not stated Published 22 Jul 2021 Deadline Closed 19 Aug 2021 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Buyer says suitable for VCSEs The buyer ticked “suitable for voluntary, community and social enterprises” on the notice. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender The Hertfordshire Chalk Groundwater Model (HCGM) represents 4060km2 of the Chalk aquifer to the north-east of London, including the county of Hertfordshire, parts of Buckinghamshire, Bedfordshire, Oxfordshire, Essex, Cambridgeshire, and London. The model represents a number of Chalk streams that are situated in the Wye, Colne and Lee catchments. This phase of the programme of work will extend the current model period and enhance or change existing modelling datasets. ## CPV classification Design-modelling services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/64fcaf3f-8646-455e-9cc4-0eb4b95b1b4b) 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 Defra Network eTendering Portal: past awards and live tenders](https://tendernation.io/buyers/defra-network-etendering-portal) [Sector More IT services tenders](https://tendernation.io/sectors/it-services) ## More tenders like this [System and support services – SAP Standard Support + Back Maintenance na obdobie dvoch rokov · Železničná spoločnosť Slovensko, a.s. · 21 days left · 10 Nov 2026](https://tendernation.io/opportunities/01a156a9-954d-73c0-81ac-1f5c5ea830f6/slovakia-system-and-support-services-sap-standard-support-back-maintenance) [IT services: consulting, software development, Internet and support – Servicios de mantenimiento, soporte y desarrollo evolutivo de los sistemas de gestión de subvenciones y de digitalización de los procesos internos de ACCIÓ · Agencia Para la Competitividad de la Empresa · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a156a9-6297-7227-819a-e22aac2c6068/spain-it-services-consulting-software-development-internet-and-support-se) [Wide area network services – Erbringung einer WAN-Infrastruktur sowie weiterer Dienste · LOTTO Hamburg GmbH · 31 days left · 19 Nov 2026](https://tendernation.io/opportunities/01a156a9-abf6-71bd-a863-0c1e01529da6/germany-wide-area-network-services-erbringung-einer-wan-infrastruktur-sowie) [Maintenance of information technology software – Usluga održavanja informacijskog sustava Kaznene evidencije · Ministarstvo Pravosuđa, Uprave I Digitalne Transformacije · 11 days left · 30 Oct 2026](https://tendernation.io/opportunities/01a156a9-ea7b-7106-8a81-051afa7f2539/croatia-maintenance-of-information-technology-software-usluga-odrzavanja-inf) [IT services: consulting, software development, Internet and support – „Осигуряване на възможност за електронно таксуване на пътниците чрез цялостно решение, базирано на пътнически профили, предоставяно като услуга (SaaS), за нуждите на „Тролейбусен транспорт” ЕООД, гр. Плевен“ · ТРОЛЕЙБУСЕН ТРАНСПОРТ ЕООД · 23 days left · 11 Nov 2026](https://tendernation.io/opportunities/01a156a9-752e-72e2-9fcc-3b0ec97760cb/bulgaria-it-services-consulting-software-development-internet-and-support) [IT services: consulting, software development, Internet and support – Utrzymanie w ruchu i rozwój systemu informatycznego SIOEZ w tym prace programistyczne oraz usługi im towarzyszące · Centralna Komisja Egzaminacyjna · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a156a9-6358-70a4-99f9-c3f4d782f582/poland-it-services-consulting-software-development-internet-and-support-u)