| Type of Contract |
Western Microregion |
Center Microregion |
Eastern Microregion |
Total |
| Number of Municipalities |
% Net Revenue |
Number of Municipalities |
% Net Revenue |
Number of Municipalities |
% Net Revenue |
Number of Municipalities |
% Net Revenue |
| Program Contract |
18 |
5.93% |
20 |
45.87% |
24 |
19.79% |
62 |
71.59% |
| Concession Contract |
31 |
2.84% |
28 |
4.74% |
21 |
4.89% |
80 |
12.47% |
| Direct Provision |
30 |
7.10% |
35 |
6.89% |
16 |
1.95% |
81 |
15.94% |
| Total |
79 |
15.87% |
83 |
57.50% |
61 |
26.63% |
223 |
100.00% |
*The West, Center and East Basic Sanitation Microregions (MSBs) were established by Complementary Law No. 182/2023
Data updated on December 31, 2025