| P-value | Type of monitoring | Type of test | ||
| Electronic system method (n%) | Conventional method (n%) | |||
| 0.574* | 591 (90.6) | 563 (91.5) | Favorable chlorine (0.2 - 0.8 mg/L) | Chlorine test |
| 61 (9.4) | 52 (8.5) | Unfavorable chlorine (Out of range 0.2 - 0.8) | ||
| 652 (100) | 615 (100) | Total | ||
| 0.141** | 4 (23.5) | 1 (4.2) | Presence of Coliform (Total Coliform) | Microbial test |
| 13 (76.5) | 23 (95.8) | Absence of Coliform | ||
| 17 (100) | 24 (100) | Total | ||