| Date | Average sodium hypochlorite dosage (mg/L) | Average sodium bisulphite dosage (mg/L) |
|---|---|---|
| 05/01/2013 | 17 | 3 |
| 05/02/2013 | 17 | 3 |
| 05/03/2013 | 14 | 4 |
| 05/04/2013 | 14 | 3 |
| 05/05/2013 | 16 | 3 |
| 05/06/2013 | 17 | 3 |
| 05/07/2013 | 16 | 3 |
| 05/08/2013 | 17 | 3 |
| 05/09/2013 | 16 | 3 |
| 05/10/2013 | 17 | 2 |
| 05/11/2013 | 17 | 3 |
| 05/12/2013 | 17 | 3 |
| 05/13/2013 | 17 | 3 |
| 05/14/2013 | 16 | 3 |
| 05/15/2013 | 17 | 3 |
| 05/16/2013 | 17 | 3 |
| 05/17/2013 | 18 | 3 |
| 05/18/2013 | 17 | 3 |
| 05/19/2013 | 17 | 3 |
| 05/20/2013 | 17 | 3 |
| 05/21/2013 | 18 | 3 |
| 05/22/2013 | 10 | 3 |
| 05/23/2013 | 11 | 2 |
| 05/24/2013 | 16 | 3 |
| 05/25/2013 | 15 | 2 |
| 05/26/2013 | 16 | 3 |
| 05/27/2013 | 16 | 2 |
| 05/28/2013 | 17 | 3 |
| 05/29/2013 | 18 | 2 |
| 05/30/2013 | 17 | 3 |
| 05/31/2013 | 18 | 2 |