| Date (mm/yy) | WL (mbsl) | Cloride (ppm) |
| 10/68 | 209.84 | 299 |
| 11/68 | 209.92 | 300 |
| 12/68 | 209.86 | 298 |
| 1/69 | 209.17 | 284 |
| 2/69 | 208.34 | 281 |
| 3/69 | 208.92 | 252 |
| 4/69 | 208.83 | 236 |
| 5/69 | 208.89 | 240 |
| 6/69 | 208.95 | 240 |
| 7/69 | 208.94 | 241 |
| 8/69 | 209.12 | 249 |
| 9/69 | 209.28 | 251 |