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Aragón Drip Irrigation Conversion

Large-scale conversion of 8,500 ha of gravity-irrigated fruit and vegetable fields in Aragón to precision drip and micro-sprinkler irrigation, targeting 40% reduction in water abstractions.

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Ebro – Aragón · HydroBASINS L8: 2080012480
Jan 2023 – ongoing
Comunidades de Regantes del Ebro / CHE (Confederación Hidrográfica del Ebro) / EU FEADER
8,500 ha · € 14.8M
Sub-basin location
HydroBASINS Level 8 polygon

Sub-basin boundary: HydroBASINS Level 8 (HYBAS_ID 2080012480) · Polygon is approximate at this zoom

Basin Health Impact
Before vs. projected after project contribution
Water Quantity+11 pts
Before
44Low
After
55Risk
Water QualityNo signal
Before
58Risk
Riparian HabitatNo signal
Before
55Risk
Composite BHS contribution+5 pts

Weighted: Quantity × 0.45 + Quality × 0.20 + Habitat × 0.35

Ground Validation
IoT sensors · Galileo/EGNOS certified
Tortosa Discharge Gauge
Discharge
Galileo ±0.4m
Sentinel-1 SAR coherence
Satellite: 125 m³/sIn-situ: 118 m³/s
94% agreement
Aragón Irrigation Soil Moisture
Volumetric Soil Moisture
Galileo ±0.5m
Sentinel-1 VV/VH backscatter
Satellite: 0.18 m³/m³In-situ: 0.17 m³/m³
94% agreement

In-situ readings from Galileo/EGNOS-certified IoT devices validate satellite-derived indices. High agreement confirms satellite-based BHS scoring for CSRD E3-4 discharge evidence.

Delivery metrics

Budget
€ 14.8M
Area
8,500 ha
Timeline
Jan 2023 – ongoing
Status
Active
Delivered
4,200 ha converted; 28.6 hm³ /yr abstraction avoided to date
Compliance exports
Two primary live clicks: project + compliance JSON
  • CSRD
    ESRS E3-4Water consumption, basin stress and restoration contribution evidence
  • CSDDD
    Article 8Adverse-impact mitigation programme linked to basin outcomes
  • SBTN
    Step 3 — QuantityFreshwater target-setting inputs at sub-basin level
  • TNFD
    LEAP — LocateNature-risk evidence for geolocated restoration activity
Using live score context
Using live basin score
Audit trail
Replay the evidence lineage for this stewardship project
  1. Project geography
    HydroBASINS Level-8 anchor and project centroid used for repeatable basin-level evidence generation.
    hybas=2080012480
center=-0.35000, 41.55000
  2. Evalscript versions
    Pinned, content-addressed evalscripts. Replayable byte-for-byte.
    sentinel2-bhs-combined-v1@static-snapshot
outputs=ndwi,mndwi,ndvi,ndmi,turbidity,chla,bare
  3. Source scenes
    Recent STAC scene IDs attached to the basin score run for audit replay.
    No STAC scene IDs attached
  4. Scoring function
    Basin sub-indices weighted via bhs-v0.5.0.
    quantity*0.45 + habitat*0.35 + quality*0.2
  5. Computation provenance
    Run signature stored with the exported project evidence pack.
    run=static-snapshot · at=2026-04-28T19:57:23.312Z

Partners

Operator
Comunidades de Regantes del Ebro
Partner
CHE (Confederación Hidrográfica del Ebro) / EU FEADER

Basin context

Ebro Basin
BHS 52 · 2 projects · 3.5M people
View all projects in Ebro Basin →