Demo Sites
With over 110 River Basin Districts across Europe, AYUMI’s five strategically chosen use cases cover more than half of the agricultural territory currently experiencing chronic water stress. By validating custom solutions for each archetype, we ensure our circular models are entirely robust and transferable.
APULIA REGION
Centralized Grid Coupling
ARAGÓN REGION
Decentralised Utility Network
BRAUNSCHWEIG REGION
Managed Aquifer Recharge & Fertigation
NILE DELTA REGION
Arid Zone Precision Fertigation
CRETE ISLAND (TYMPAKI)
Alternative Water Sources & Off-Grid
Get Involved with Your Regional Demo Site
AYUMI’s demonstration sites are more than test beds – they are active community hubs. Through our Living Labs approach build in each of the demo sites, we bring together farmers, utilities, policymakers, and citizens to co-design, test, and validate circular water solutions in real time.
For Farmers and Agricultural Cooperatives
- Attend On-Farm Field Days: Visit active demonstration plots across Italy, Spain, Germany, Egypt, and Crete to see advanced water treatment in action and inspect crop yields firsthand.
- Co-Design Fertigation Routines: Join Living Lab workshops to shape irrigation protocols, test nutrient-rich water, and explore fair tariff models.
- Access Free Training: Gain practical skills on safe water reuse, HACCP safety guidelines, and soil health management.
For Water Utilities and Local Authorities
- Participate in Governance Compacts: Work alongside experts to embed water reuse volumes directly into regional drought management and allocation plans.
- Co-Create Tariff Models: Help design true-cost pricing structures that balance OPEX recovery with farmer incentives.
- Regulatory Check-Ins: Join structured sessions with regulatory bodies to streamline permitting and safety compliance.
For Consumers and Local Communities
- Explore Real-Time Dashboards: Track water quality, safety indicators, and carbon savings live via our public AYFlow platform.
- Participate in Taste and Quality Trials: Join consumer preference studies and explore product “Water Passports” for produce grown with circular water.
- Attend Open Days: Learn how local wastewater treatment plants are protecting surrounding ecosystems and groundwater.
For Researchers and Tech Innovators
- Access Open Data: Utilize FAIR-compliant datasets on soil, crop, and water quality for cross-site research.
- Technical Workshops: Connect with technology leads working on advanced plasma oxidation, microfiltration, and smart sensor integration.
Explore the Demo Sites

ITALY
Centralized Grid Coupling
Infrastructure & Location
Reference Site
Italian demonstration site — Apulia; Corsano WWTP
Operational Scale
Centralized (22,000–30,000 m³/day | >5M m³ storage)
SITE OPERATORS & GOVERNANCE
Primary Utility
Acquedotto Pugliese S.p.A. (AQP)
Co-Lead & Research
IRIS S.r.l. & Università degli Studi di Torino (UNITO)
DEPLOYED INNOVATIONS & SOLUTIONS
Advanced Oxidation
Pulsed Discharge Plasma (PDP)

Real-Time Sensing
Online TOC / TN / TP Analytical Loops

Network Integration
Automated Dispatch & Canal Coupling

Digital Twin & Allocation
AYFlow Platform

KEY TARGETS
EU Reg. 2020/741 Class A Compliance
Recalcitrant Contaminant & PFAS Destruction
Circular Nutrient Valorisation (NO3-, K+) for Agriculture

GERMANY
Managed Aquifer Recharge & Fertigation
Infrastructure & Location
Reference Site
Abwasserverband Braunschweig (AV-BS) WWTP & Irrigation Area
Operational Scale
Large-Scale Benchmark (~40,000 m³/day peak; ~3,000 ha irrigated; 14,530 m³ storage)
SITE OPERATORS & GOVERNANCE
Primary Utility
Abwasserverband Braunschweig (AV-BS)
Research & Academic Leads
TU Braunschweig (TUBS), UNITO, & TU Berlin (TUB)
DEPLOYED INNOVATIONS & SOLUTIONS
Partial-Flow Polishing & GAC Filtering
Activated Carbon Soil Filters & Biofiltration

Nutrient Recovery & Fertigation
Ammonium Stripping & Phosphate Valorisation

Soil & Crop Health Analytics
Multi-Season Agronomic Monitoring

Groundwater & MAR Safeguards
CIS-Compliant Infiltration Monitoring Wells


Digital Twin & Data Management
AYFlow Ingestion & Dashboard Integration

KEY TARGETS
EU Reg. 2020/741 Class A & B Multi-Class Compliance
Groundwater & Soil Protection (Zero Deterioration Baseline)
70+ Year Long-Running Reuse Benchmark & Risk Assessment Testbed

SPAIN
Decentralised Utility Network
Infrastructure & Location
Reference Site
San Esteban Wastewater Treatment Plant (WWTP) & Regional Network
Operational Scale
Decentralised (~250 m³/day plant capacity; 5–20 m³/day pilot skids)
SITE OPERATORS & GOVERNANCE
Primary Utility
AQLARA Infraestructuras S.A. (AQL)
Technology Leads & Research
CNRS CEMHTI & PROYMATICA 21 S.L. (PRO)
DEPLOYED INNOVATIONS & SOLUTIONS
Solar/LED Advanced Oxidation
Visible-Light Photocatalysis & Electrocatalysis

Microwave-AOP & Biofiltration
Carbon Aerogels with In-Situ Regeneration

Smart Selective Disinfection
Adaptive NF/UF Membrane Modules

Digital Twin & Allocation
AYFlow Platform

KEY TARGETS
EU Reg. 2020/741 Class A Compliance for Rural Utilities
Recalcitrant Pesticide, Endocrine Disruptor & PhAC Removal (≥90%)
Low-OPEX / Low-Footprint Skids Replicable across 50+ Regional WWTPs

EGYPT
Wadi El Natrun Agricultural Zone, Alex Desert Road, Wadi El Natrun, Beheira Governorate
Infrastructure & Location
Reference Site
Greater Cairo & Nile Delta Agricultural Network
Operational Scale
Large-Scale Arid System (≥500 ha precision drip/fertigation; 2.5–3.0M m³/day regional corridor)
SITE OPERATORS & GOVERNANCE
Primary Utility & Agribusiness
Tomatiki Smart Solutions LLC (TOM)
Academic & Support Leads
IHE Delft Institute for Water Education & IRIS S.r.l.
DEPLOYED INNOVATIONS & SOLUTIONS
Solar/LED Advanced Oxidation
Photo-Electrocatalytic Polishing Skids

Nutrient-Preserving Filtration
Adaptive UF/NF Filtration & Drip Safeguards

Smart Drip Fertigation
Automated IoT Nutrient & Flow Control

Remote Sensing & Crop Modelling
AquaCrop/EPIC Soil-Water-Plant Twin

Digital Twin & Allocation
AYFlow Platform

KEY TARGETS
WHO & National Egyptian Irrigation Reuse Standards Compliance
High-Value Export & Arid Agriculture (Tomatoes, Olives, Horticulture)
Food Safety & Traceability Certification (GLOBALG.A.P. & Codex Alimentarius)

GREECE
CRETE ISLAND (TYMPAKI)
Alternative Water Sources & Off-Grid
Infrastructure & Location
Reference Site
Tympaki Greenhouse Agricultural Region (OPAST Cooperative)
Operational Scale
Island / Seasonal (~2,000 ha greenhouse horticulture & olive groves)
SITE OPERATORS & GOVERNANCE
Primary Agribusiness & Cooperative
Agricultural Cooperative of Tympaki (OPAST / TYM)
Research & Technology Leads
FORTH & Università degli Studi di Torino (UNITO)
DEPLOYED INNOVATIONS & SOLUTIONS
Rapid PFAS & Contaminant Sensing
Aptamer-Based Optical Sensor Suites

Off-Grid Rainwater & Brackish Polishing
Containerized Solar-Photocatalytic Units

Smart Drip Fertigation
Salinity-Aware Soil & Water Monitoring

Microalgae Circular Bioproducts
Terralgal Fertigation Upcycling

Digital Twin & Allocation
AYFlow Platform

KEY TARGETS
Salinity, Brackish Groundwater & Rainwater Storage Quality Safeguards
Multi-Source Water Blending Protocols under Arid/Island Constraints
Yield Parity & Quality Certification for High-Value Mediterranean Export Crops
Ready to Join a Living Lab Near You?
Upcoming field days, Living Lab schedules and local contact points per region coming soon!