Table 3.
Indicator organisms Total coliform, Fecal coliform, and E. coli detection test results during electrochemical treatment cycles. Analysis performed by the Topical Institute of Ecological Sciences of Mahatmah Gandhi University (Kottayam, Kerala, India) and Albio Technologies (Kochi, Kerala, India)
| Reaction time (energy consumed) |
Total coliforms |
Fecal coliforms |
E. coli |
|---|---|---|---|
| MPN/100 ml | MPN/100 ml | CFU ml−1 | |
| 11/17/14 | |||
| 0 h (0 W h L−1) | >1100 | >1100 | 200 |
| 2 h (11 W h L−1) | <1 | <1 | <1 |
| 4 h (22 W h L−1) | <1 | <1 | <1 |
| 3/28/15 | |||
| 0 h (0 W h L−1) | >2400 | 75 | Present |
| 1 h (4.1 W h L−1) | 1100 | 0 | Absent |
| 2 h (8.2 W h L−1) | 23 | 0 | Absent |
| 3 h (12 W h L−1) | 15 | 0 | Absent |
| 7/25/15 | |||
| 0 h (0 W h L−1) | >2400 | 120 | Present |
| 1 h (6.7 W h L−1) | 1100 | 75 | Present |
| 2 h (13 W h L−1) | 93 | 4 | Present |
| 3 h (20 W h L−1) | 43 | 3 | Present |
| 4 h (27 W h L−1) | 9 | 0 | Absent |
| 9/18/15 | |||
| 0h(0 WhL−1) | 75 | 0 | Absent |
| 2 h (12 W h L−1) | 23 | 0 | Absent |
| 4 h (24 W h L−1) | 9 | 0 | Absent |