Ongoing
Water supply and treatment plant
Approved
LOT 1: RUIRU – JUJA / GREATER GITHURAI WATER SUPPLY SYSTEM
Kiambu · Ruiru · Mwiki, kahawa wendani, Kahawa sukari, Mwihoko, Githurai
Overall Progress
98.00%
Project Overview
Implementing Agency
Athi Water Works Development Agency
Programme
Nairobi Satellite Towns Water and Sanitation Development Programme (NST-WSDP), Phase 2
Start Date
05 Nov 2020
Planned End
01 Nov 1900
Actual End
-
Contractor
Toddy Civil Engineering Co. Ltd
Consultant
Posch & Partners, Austria, with Norken International, Kenya
Location Type
Urban
Target Areas
Mwiki, kahawa wendani, Kahawa sukari, Mwihoko, Githurai
Scope of Works
Expand the pump station, by constructing a similar sized one to the existing one, and to install two new raw water pumps in the expanded part, Raw water pumping main parallel to the existing, 1 km long, Upgrading Jacaranda WTP from 15,000 m3/d to 28,000 m3/d : Inlet structure, 2 No.Flocculation basins, 2 No. Sedimentation tanks, 4 No. Rapid Gravity Sand Filters and Gravity Sludge Drying Beds. Transmission Main of 6.8 km steel pipe from Jacaranda Water Treatment plant to Ruiru. 6.1 km steel pipe from Ruiru to Githurai (Kahawa Sukari), 149 km of ring mains and distribution network in Greater Githurai area of Kiuu, Mwiki, Kahawa Wendani and Kahawa Sukari, connection of 8,400 number consumers
Impacts
Increased Water Supply to serve an additional 850,000 people in Ruiru, Juja, and parts of Nairobi, improve access to clean water for residents.Economic Growth: With better water supply, there is potential for economic growth in the region as businesses and industries can operate more efficiently. Improved Public Health.
Key Challenges
slow implementation of the the remaining works i.e backwash pump, standby genset and the auxilary electrical works. slow implementation of access road works at the intake and the treatment plant.
Remarks
There is a serious concern about how best to get the Contractor to complete the Works satisfactorily and how to do taking over, including completing minor outstanding Works in the defects period.
GPS Coordinates
-1.195502, 36.939307
Funding Sources
Gok
🇰🇪 Domestic
· Grant
KES 98.9M
Kfw
🌍 Foreign
· Loan
KES 890.5M
Total
KES 989.4M
Beneficiaries
60,000
Households
300,000
Population
Technical Specs
Treatment Capacity
28,000.00 m³/day
Treated Water Mains
12.90 km
Distribution Lines
149.00 km
Connections
8,400
Created 16 Aug 2026, 15:51
· Last updated 16 Aug 2026, 17:18