Reclaimed water for orange orchards in Sagunto (Valencia, Spain)
4 June, 2050
Sagunto waste water treatment plant
Waste water source
The water originates from the Sagunto wastewater treatment plant.
Distribution System
There are pressurized pipes from the WWTP to the filter plant and water is pumped into a water reservoir (of a volume of 10,000 m3) before it enters the Irrigators communities network. After this water (reclaimed) is into the system, it is mixed with other water sources and kept in 2 water reservoirs.
Farming system
Orchards with orange trees.
Waste water treatment description
Nutrient removal : Decantation and prolonged aeration
Pesticide removal : none
Disinfection : none
Suspended solids removal : Physical sieves and a degreaser
Other : The wastewater treatment plant involves a primary and secondary treatment as described below. No tertiary treatment or disinfection is provided.
Capacity
Each day 4,461 m³ of municipal wastewater is treated, which correlates to 8,573 population equivalents.
Extent of the agricultural beneficiaries
The reclaimed water is used for the irrigation of 2,800 hectares, divided over 3,070 farmers.
Costs
The total implementation cost was 18 million euros. No information about the cost of the water was provided.
Type of agreement
There is an agreement with the Regional Government of Valencia and with the River basin Authority of Jucar river for the use of reclaimed water.
Scientific results
