ERWAT
East Rand Water Care Company

A truly indigenous South African wastewater company providing bulk wastewater conveyance and a highly technical and proficient wastewater treatment service to some 2 000 industries and more than 3,5 million people.


Provision and maintenance of process control systems


Advanced chemical and bacteriological laboratory services


Research and development in water-related areas


Industry-specific training in both the scientific and operating fields

Physical Address: cnr N12 / Kingsway Road

The JP Marais works is situated in Benoni and falls within the DD5 drainage district. Built in 1991, the plant is designed to treat 15 megalitres per day of industrial effluent and raw sewage from the Benoni, Boksburg, Daveyton and Modderbee areas. Conventional activated sludge is employed as the main sewage purification process.

A central inlet works, incorporating the process of screening and grit removal serves the works. The BNR activated sludge process includes primary sedimentation, a three stage Badenpho reactor basin and final clarification. The final effluent is chlorinated and discharged into a tributary of the Blesbokspruit. A portion of the final effluent is utilised by the Modderbee Correctional Services facility for irrigation purposes.

Capacity : 15.00 Mℓ/d

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News/Events

ERWAT welcomes new Managing Director

Mr Tumelo Gopane recently joined ERWAT as Managing Director.

“I am honored to have been appointed as ERWAT’s Managing Director. It is a privilege to be part of an organization that delivers high quality services and innovative solutions to its clients and that continuously pursues excellence in the water sector”, says Gopane.

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Important information for suppliers and vendors

NOTICE TO ALL BIDDERS AND POTENTIAL ENTRANTS TO ERWAT’S SUPPLIER DATABASE

National Treasury has introduced the CSD (Central Supplier Database). In line with National Treasury directives ERWAT is no longer accepting vendor applications as from 1 July 2016. All vendors must now register on the National Treasury Central Supplier Database. For more information please visit our "Procurement" page.

 

Welgedacht WWTW extended with 50 megalitres per day

AN EXCITING DAY AT WELGEDACHT WASTEWATER TREATMENT WORKS

Excitement filled the air on Monday, 9 May 2016 when the Executive Manager: Operations, Mr Fortune Mabunda, switched on the pumps to start pumping the first wastewater through the new 50 megalitre per day (Mℓ/day) extension at ERWAT’s Welgedacht Wastewater Treatment Works (WWTW).

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War On Leaks Program by DWS

A “War on Leaks” program was recently launched by the Department of Water and Sanitation (DWS), in collaboration with Rand Water.

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Four ERWAT plants received recognition at WISA 2014

Four of ERWAT’s larger wastewater treatment works (WWTW) were recognised for their achievements at a recent conference hosted by the Water Institute of Southern Africa (WISA). These WWTW’s are Waterval, Olifantsfontein, Dekema and Rondebult.

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CONTACT ERWAT

Telephone: +27 11 929 7000

Facsimile: +27 11 929 7031

ENQUIRY: ERWAT

General email: mail@erwat.co.za

Laboratory email: laboratory@erwat.co.za

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