The project consists of the collection, treatment, distribution, sanitation and purification of water in Sotogrande and Pueblo Nuevo de Guadiaro, both located in the province of Cádiz (Spain).
Here we operate 15 underground water collection systems, one drinking water treatment plant, five deposits, two waste-water treatment plants and one submarine emissary. This system also supplies high quality irrigation water to the sport facilities: five golf courts and two polo fields.
This seawater desalination plant has a production capacity of 200,000 m3/day, and a conversion rate of 45%.
It is equipped with an intake tower, a submarine pipeline and an intake canister, 11 intake pumps, two distribution lines with 40 multilayered closed filters and 10 cartridge filters each, 10 reverse osmosis membrane racks (a total of 15,540 membranes), 10 booster pumps (plus 10 HP pumps), 10 remineralization towers, a 5,000 m3 regulating tank and 10 drinking water delivery pumps.
Cuevas de Almanzora Drinking Water Treatment Plant
01/03/2024
The Junta de Andalucía awarded Sacyr the project for the adaptation and commissioning of the Cuevas de Almanzora Drinking Water Treatment Plant.
This improvement project on the DWTP is designed to achieve a 1,480 m3/h water stream allowing to improve both water quality and supply.
Over the next 12 months Sacyr will upgrade the plant’s pre-treatment, electricity, and control systems. Sacyr will also undertake rehabilitation works on the intake structure, the installation of new valves, two 21-cm diameter decanters for sludge recirculation and four double sand filters.
As to continually improve the DWTP infrastructure, this project includes the development of a new sludge treatment facility, the replacement the reverse osmosis nanofiltration plant and the construction of a new building for blowers, dewatering, and sludge storage.
Canal de Isabel II, Madrid, awarded Sacyr Agua the operations and maintenance contract for the La Gavia water treatment plant. The plant treats up to 172,800 cubic meters of water a day from two collectors (Gavia I and Gavia II) and the excess flow from the La China WWTP.
The plant uses tertiary treatment to convert all of its treated water into regenerated water, so that excellent quality water can be returned to the Manzanares river. Part of the water is reused to irrigate green spaces, for street cleaning and for golf course hazards.
The infrastructure includes facilities to produce green power from the liquid waste generated by citizens, which is treated and then converted into biogas.
The facility has a gas station to refuel vehicles that run on renewable biogas.
The bidding process included criteria such as using vehicles with a reduced carbon footprint, reducing the sound level of industrial vehicles, and guaranteeing that samples taken from the water line would be retained.
Since 2005, Sacyr Water has been managing, through the Santa Cruz de Tenerife Public-Private Water Corporation (EMMASA), the total water cycle for the 209,000 inhabitants of the city of Santa Cruz de Tenerife: i.e., it is responsible for water catchment, desalination, treatment, distribution, sewers, purification, regeneration and management for the city's customers.
The facility has thirteen wells drilled to a depth of 36 meters along the coast and thirteen submersible pumps that extract the water from the sea before filtering it.
To carry out this essential work on an island where water scarcity makes it necessary to seek new sources of water, we have a multidisciplinary and versatile team with a common goal: supplying quality water to the people of Tenerife with the highest standards of efficiency and sustainability.
The excellent work being carried out includes modernizing and digitalizing the water cycle to reduce losses in the distribution systems and improve the wastewater treatment infrastructures. The improvements have included replacing the meters with electronic ones and installing sensors in the cycle to boost its efficiency.
The desalination plant is a benchmark infrastructure on the island thanks to its innovative system. This novel process employs an energy recovery system in which almost all the energy in the brine is recovered, which allows a better energy consumption ratio. The infrastructure has three reverse osmosis racks and, for every 100 liters of water we take out of the sea, 47 liters go to the drinking water supply. Thus, almost 60% of the water consumed in Santa Cruz de Tenerife comes from this desalination plant.
Sacyr Agua is in charge of Plot I of the Canal de Isabel II (Madrid), which consists of the maintenance of special equipment, repairs, replacements and urgent electromechanical breakdowns in the drinking water treatment plants.
The Águilas/Guadalentín desalination plant has one of the most optimized high-pressure systems in Spain and worldwide. The facility's high pressure system is at the forefront of the technology currently available.
Sacyr Agua was responsible for the design, construction and operation of the desalination plant, the second largest in the world.It has the capacity to produce 210,000 m3 of water per day and has sustainable and eco-efficient systems. It produces desalinated water for high-yield agriculture in the provinces of Alicante, Murcia and Almeria, with an irrigation capacity of approximately 16,000 hectares.
The plant incorporates important distribution and pumping systems so the water can reach different users. It also features advanced systems for the diffusion and dissolution of brine in the sea, helping to protect the environment.
The treatment process spans four phases: pre-treatment by means of double filtration (gravity and pressure), double pass reverse osmosis to eliminate boron; recovery of energy using isobaric chambers; remineralization.
We have been awarded to expand, operate and maintain the Torrevieja desalination plant, in Alicante.
The objective of this project is to increase the plant’s desalinated water output by 50%, from the current 80 hm³ per year to 120 hm³.
The works will double the seawater collection and pumping capacity in the western dock of the Port of Torrevieja. This includes the construction of a new warehouse of almost 5,000 sqm equipped with new reverse osmosis desalination systems.
Additionally, the contract includes the operation and maintenance of the facility for four years to guarantee a quality water supply to users.
The expansion of the plant will ensure the water supply for the population of the Mancomunidad de Canales del Taibilla and for irrigation of the crop fields in Campo de Cartagena.
Sacyr Agua is responsible for the maintenance of the drinking water supply and wastewater treatment networks and connections, the remote control system, subscriber management and water meter reading, and for the cleaning service for the wastewater and rainwater networks of the Autonomous City of Melilla.
We are also in charge of the integral management of the Melilla desalination plant, which has a design capacity of 30,000 cubic meters per day.
We carry out the public water supply service in the central area of Asturias with the drinking water treatment plant of Ablaneda for the Consorcio de Aguas de Asturias (CADASA).
The Region of Murcia’s Water Treatment Council (Esamur) awarded Sacyr the operation, maintenance and service contract for lot 9, Altiplano de Murcia. This lot includes the Yecla, Jumilla and Raspay plants, as well as the Las Teresas wastewater pumping station.
In total, the lot has a design flow of 20,000 cubic meters per day and a 6,800-km long water treatment network. The plants are equipped with the following technologies: activated sludge, extended aeration, coagulation, flocculation, sand filter and ultraviolet disinfection.
The wastewater treatment and reclamation plant of Northeast Tenerife, located in Valle Guerra, La Laguna, is a landmark in the change of water cycle model toward production of regenerated water, which focuses on increasing the availability of water resources in a context of climate emergency in many areas of the world.
The plant has a design purification capacity of 7,000 m3/day, and it currently treats about 5,000 m3/day, processing 100% of the water sent to it. It can also produce 4,000 cubic meters per day of reclaimed water for agricultural use. The facility is equipped with the latest technology to reduce costs, reduce odors and return water in the best conditions.
The project carried out by Sacyr won the Agustín de Betancourt Award for the Best Civil Engineering Work (2014-2018) in the Canary Islands. The award recognizes the best project with specialized and advanced technology that provides quality water for agricultural use and has a significant impact on social and environmental wellbeing.
The Island Water Council of Tenerife awarded Sacyr the contract to operate the plant for 4 more years, following the termination of the facility’s previous operations and maintenance contract.
Spain
O&M
Our contribution
Operating term
4
years
Design flow
7,000
cubic meters
Inhabitant equivalents
50,000
Agricultural beneficiaries
2,000
Share:
Spain
O&M
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