Table 1.

Hydrogeological Generalizations for the Six Peri‐urban Communities, Lusaka Area, Zambia

Community	Population a	Formation b	Rock type c	Vulnerability class d	Aquifer classification c
Kanyama	300,000	Lusaka	Crystalline dolomite and dolomitic limestone	Extreme	Highly productive
Chaisa	42,000	Chunga	Psammitic to pelitic schist	Moderate	Limited water resource
Garden	35,000	Cheta	Crystalline dolomite and dolomitic limestone	Moderate	Mixed highly and moderately productive
Chipata	89,000	Chunga	Psammitic to pelitic schist	Moderate	Limited water resource
Chazanga	112,000	Chunga	Psammitic to pelitic schist	Moderate	Limited water resource
Ngombe	110,000	Chunga	Psammitic to pelitic schist	Moderate	Limited water resource

^a Estimated from our Water Trust manager surveys, 2016.

^b From Bäumle and Kang'omba (2009).

^c From Bäumle and Kang'omba (2012).

^d From Kang'omba and Bäumle (2013).