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Irrigation of vineyards with reclaimed water in Valflaunès

4 June, 2050

Irrigation of vineyards with reclaimed water in Valflaunès

Waste water source

Reclaimed municipal wastewater from the Valflaunès wastewater treatment plant.

Distribution System

The distribution system is 1,000 m long: 500 m for delivering water to the stage 1 plots and 500 m more to reach the stage 2 plots. The entire distribution system will be pressurized.

Farming system

Conventional vineyards equipped with drip irrigation.

Waste water treatment description

Nutrient removal : Lagoon
Pesticide removal : none
Disinfection : Reed bed filter, UV disinfection and a Lagoon
Suspended solids removal : Disk filtration is be used for suspended solids removal
Other :


The capacity of the wastewater treatment plant is 600 population equivalents, which correlates to 60 m³/day.

Extent of the agricultural beneficiaries

Agricultural beneficiaries will cover a total of 14 ha: 2 ha in stage 1 (2020) and 12 ha in stage 2 (2022).

Stage 1 will spreadover 2 years. During this stage, the use of reclaimed water in vineyards will be demonstrated. In the second stage, the implementation of reclaimed water will further be extended to the remaining 12 ha of vineyards.


OPEX: 100k€ (Stage 1) + 200 k€ (Stage 2)

APEX: unknown so far

Type of agreement

No agreement was provided as the project is still in the explorational phase.

Scientific results

Additional information

The project has been put on hold as the profitability is too difficult to reach even stage 2.


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Type of initiative
Demonstration initiative
Waste water source
Waste water treatment
Desinfection, Suspended solids removal
Farming system
Permanent crops
Application use
Irrigation of processed food crops
Irrigation method
Drip irrigation
Implementation stage