Tana Water Works Development Agency (TWWWDA) is one of the eight Water Works Agencies created under the Ministry of Water and Sanitation following the enactment of the Water Act (2016). TWWDA covers 31 Subcounties of Nyeri, Kirinyaga, Embu, Tharaka-Nithi and Meru covering an area of 19,169km2 with a population of 4,238,469 (2009 census).The estimated figure for 2015 is 4,537,000 projected from the 2009 population census with 16% urban and 84% rural. 40 per cent of the area is either arid or semi-arid. About 80 per cent of the residents live in the rural areas. Currently, 37 per cent of the population receives their water from water supply schemes that were inherited from the Ministry of Water and Sanitation. The mandate of TWWDA is derived from water act 2016 which is to increase access to safe, adequate and sustainable water and sewerage Infrastructure to both the rural and urban populations within the area of its jurisdiction.

To achieve this, The Agency will;

• Develop water Supply infrastructure 
• Develop Sewerage infrastructure
• Enrich stakeholder engagement 
• Ensure progressive mainstreaming of cross cutting issues 
• Enhance institutional capacity

Vision
An Innovative and Resourceful Institution in development of bulk water and sewerage works.

Mission
To develop sustainable National Public Water and Sewerage Works that enhance socio-economic growth for stakeholders.

Core Values

TWWDA upholds the following core values;

Competence
It shall strive to uphold high level of capability and innovativeness in all its activities.

 

Teamwork 
It shall strive to value and promote team spirit. 

 

Quality
It shall strive to emphasize on excellence to comply and exceed the set standards. 

 

Integrity
It shall be honest and fair in all its undertakings.

 

Customer Focus
TWWDA shall provide customer driven exceptional service that meets and exceeds customers’ expectations.

 

Good governance
It shall practice good corporate governance in its services.

 

Sustainable development
It shall endeavour to develop utilities that meet the needs of the present generation without compromising the ability of the future generations to meet their own needs.