Protecting the Environment, Protecting Life. TAHAL maintains proven expertise in the implementation of state-of-the-art wastewater projects – including those based on membrane bioreactor (MBR), upflow anaerobic sludge blanket (UASB), and soil aquifer treatment (SAT) technologies. For over 50 years, TAHAL has been a leading wastewater player in developing countries, specializing in wastewater treatment and reuse projects that decrease environmental impact and increase economic benefit.

Key Benefits
• Enhanced public health and minimized environmental impact
• Better wastewater collection and treatment coverage
• Greater reclaimed water availability for agriculture and industry
• Increased revenues from reused water
Proven Expertise
• Wastewater treatment facilities and plants
• Effluent disposal systems
• Groundwater recharge and aquifer renewal
• Sludge management systems and biogas production


To read more about TAHAL wastewater treatment and reuse solutions, please press here


Water and Wastewater Development – Neamt County, Romania

With a population of some 470,000, Neamt County is situated in northeastern Romania, in the historic region of Moldavia. Its county seat is in Piatra Neamt, the county’s largest city with a population of approximately 80,000. Apa Serv SA, the local water utility, selected TAHAL to design and supervise the rehabilitation and extension of its water supply and sewerage infrastructures in Neamt County’s urban and rural areas.
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Wastewater Conveyance System Rehabilitation – Bucharest, Romania

Bucharest is Romania’s capital and largest city, with a population of over 2 million in its metropolitan area. The Bucharest municipality selected TAHAL to design and implement a rehabilitation of the city’s wastewater conveyance system, with the aim of modernizing the system and improving its efficiency.
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Upgrading of Wastewater Treatment Plant – Ivanovo, Russia

The Russian Ministry of Regional Development and the City of Ivanovo have chosen TAHAL to serve as general contractor for upgrading the existing Ivanovo wastewater treatment plant with a capacity of 320,000 m3/day. The project included the construction of a new sludge treatment line including biogas co-generation based on anaerobic digestion.
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Construction of Water Treatment Plant & Horizontal Water Intake Facilities – Orenburg, Russia

A tender was issued for the construction of a new water treatment plant (WTP) and the rehabilitation of existing horizontal water intake facilities. Over the course of the project, TAHAL has provided the following services: Design, Obtaining all necessary approvals, licenses and permits, Construction...
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Rehabilitation of Iskozh Wastewater Pumping Station – Kazan, Russia

MUP Kazan Vodokanal selected TAHAL to perform full reconstruction of the Iskozh wastewater pumping station. The main goal of the project was to restore the pumping station and to introduce full automatization of the facility.
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Industrial & Domestic WWTP and Collector Pipelines, Kocaeli Province

BOT project for design, supply and construction of WWTP to treat wastewater from the industrial zone and domestic wastewater from two municipalities. Process includes physical, chemical & biological treatment, plus sludge dehydration. Initial 14,500 m3/day capacity will grow to 21,000 m3/day. Works include collector pipelines (35 km), 10 pumping stations and SCADA system.
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Arad Wastewater Treatment Plant (WWTP) Rehabilitation Project

Rehabilitation and upgrading of WWTP to serve a population equivalent (PE) of 225,000, with maximum capacity of 84,300 m3/day. Turnkey project included topographical and geotechnical investigations; detailed design; procurement; execution of civil, electromechanical and SCADA works; and commissioning.
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Xuanhua Wastewater Treatment & Water Reuse – Transfer-Operate-Transfer (TOT) Project

Serving local population of 320,000 and all nearby industries, with current capacity of 120,000 m3/day (WWTP) and 120,000 m3/day recycled water, meeting Class IA effluent standards.
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Dazhou Water Treatment & Wastewater Treatment Project (BOO)

Dazhou Water Treatment Plant (WTP) – current capacity of 100,000 m3/day, expected to increase by an additional 50,000 m3/day in Phase II (2014), and an additional 100,000 m3/day around 2020.
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Wastewater Collection, Treatment and Reuse System (“SHAFDAN”), Dan Region

TAHAL was selected to provide a wide range of services for the Shafdan plant relating to wastewater collection, treatment and reuse. The project included systems for preserving the treated water in defined areas where the water penetrated into the ground.
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Feasibility Study and Basic Engineering Design of the Wastewater Conveyance and Treatment System in the City of Arequipa

Feasibility study and basic design of wastewater systems for projected population of 1.5 million. Project included field surveys and studies; planning and analysis of alternatives; environmental and socioeconomic impact assessment; economic and financial evaluation; design of main conveyance pipelines and treatment/disposal components; and preparation of tender documentation, including terms of reference and technical
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