Source: https://tendernation.io/opportunities/01a13bc7-8736-700c-9aba-052186d5f78f/satellite-based-leakage-detection-and-aoi-area-of-interest-management closed GB open procedure # Satellite-Based Leakage Detection and AOI (Area of Interest) Management [United Utilities Water Limited](https://tendernation.io/buyers/united-utilities-water-limited) Estimated value Not stated Published 12 Nov 2025 Deadline Closed 1 Feb 2026 ## Who can bid - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender ### Satellite Scanning Requirements - Scan areas of the UU region for leakage detection on: - Drinking water assets - Raw water - Sewage - Scanning frequency: daily, weekly, or full region biannually - Imagery delivery within 4 weeks - Pre- and post-freeze imagery capability - SLA failure rebate for delayed scans - Dynamic pricing based on scan age - Clear availability of satellite scan schedules to support planning and reactive needs ### AOI Identification & Management - AOIs identified within 100m of UU assets - AOIs classified by leak status: - Quiet - Suspected - Active leak - Repaired - Awaiting repair - Unverifiable - AOI journey fully integrated from scan to resolution - AOI audit trail (e.g., AOIs with no leak detected) - Oldest leaks alert system - Ability to interpret AOIs within defined boundaries and estimate leakage return - Ability to label individual leaks with root cause failure types ### Mobile App Features - AOI investigation and reporting - Status updates sync with dashboard - AOI search by reference (field/admin) - Capture investigation method (e.g., FIDO) - Offline reporting capability - Send outcomes to manager for review - Performance tracking ### Dashboard Requirements - Desktop and mobile compatibility - Data layers: - Active and past AOIs - Asset types (hydrants, mains, private services) - Regional and county-level performance views - Leak investigation performance metrics: - Leaks found - AOIs investigated - Daily/weekly outcomes - Leak insights: - Leaks per km - Time to resolve - Full suite of reporting tools - Integration with WaterNet / INS / Campaign Management ### Integration & Governance - Ingest UU asset records - API interface for data exchange - Link AOIs to INS jobs - GIS integration (ArcGIS) - Satellite governance structure needed - Licence usage tracking - Training on data interpretation (unlimited licences) ### Benefits - ODI benefit calculation using industry-standard methods - Streamlined leak detection and prioritisation ### Risks & Gaps - GIS maps sent to Satellite vendor missing key details (material, size, DMZ) - Trunk main investigations lack coordination - Dashboard and mobile app status sync issues - Manual daily reporting - Inconsistent dashboard usage across regions - No standard process for linking AOIs to INS - ODI tracking not embedded ### Opportunities - Extract AOIs into ArcGIS - Develop API for GIS integration - Split dashboard views by county - Generate reports from AOIs - Link AOIs to campaigns - Introduce AOI audit trail Read full description ## CPV classification Operation of water supplies Source Find a Tender (UK) · Notice ocds-h6vhtk-05df92-2025-11-12T12:58:09Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-05df92-2025-11-12T12:58:09Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. 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