| Months | Variables | |||||||
| SD (m) | T (˚C) | DO (mg/L) | pH | EC (µS/cm) | TN (µg/L) | TP (µg/L) | Chlor a (µg/L) | |
| Oct/07 | 0.19 | 19.6 | 3.4 | 7.2 | 351.6 | 4310.3 | 278.2 | 154.5 |
| Nov/07 | 0.18 | 20.6 | 6.2 | 7.9 | 301.6 | 3612.6 | 264.2 | 198.7 |
| Dec/07 | 0.20 | 22.4 | 0.4 | 6.1 | 457.2 | 6194.0 | 282.3 | 52.7 |
| Jan/08 | 0.30 | 21.7 | 1.7 | 6.8 | 346.2 | 5073.3 | 290.0 | 76.8 |
| Feb/08 | 0.26 | 23.2 | 3.4 | 7.2 | 340.2 | 1951.8 | 292.6 | 72.0 |
| Mar/08 | 0.30 | 21.9 | 3.0 | 6.5 | 258.8 | 2226.9 | 225.9 | 133.7 |
| Apr/08 | 0.30 | 21.4 | 3.1 | 6.9 | 294.8 | 6772.0 | 110.8 | 132.4 |
| May/08 | 0.30 | 17.9 | 5.7 | 5.1 | 273.4 | 4847.0 | 143.5 | 149.4 |
| Jun/08 | 0.23 | 18.1 | 4.0 | 6.4 | 164.8 | 5078.4 | 146.2 | 99.8 |
| Jul/08 | 0.25 | 17.5 | 4.5 | 7.2 | 194.0 | 3805.8 | 130.4 | 69.8 |
| Aug/08 | 0.22 | 18.6 | 4.3 | 7.5 | 190.0 | 3011.6 | 109.8 | 101.1 |
| Sep/08 | 0.30 | 18.3 | 7.4 | 7.4 | 212.0 | 195.2 | 285.7 | 191.8 |
| Annual mean | 0.25 | 20.1 | 3.9 | 6.9 | 282.1 | 3923.2 | 213.3 | 119.4 |
| Standard deviation | 0.05 | 2.0 | 1.9 | 0.8 | 84.8 | 1871.7 | 77.8 | 48.4 |
| Minimum | 0.18 | 17.5 | 0.4 | 5.1 | 164.8 | 195.2 | 109.8 | 52.7 |
| Maximum | 0.30 | 23.2 | 7.4 | 7.9 | 457.2 | 6772.0 | 292.6 | 198.7 |