| Total coliforms | sites | D1 | D2 | D3 | D4 | D6 | D7 | D8 |
| Mean | 44,500 | 93,575 | 65,875 | 35,700 | 25,325 | 27,000 | 25,750 | |
| min | 21,000 | 18,000 | 18,500 | 18,200 | 12,300 | 2500 | 2300 | |
| max | 98,000 | 173,000 | 86,000 | 84,600 | 38,000 | 27,000 | 45,000 | |
| GM | 36,579.8 | 55,374.9 | 56,284.7 | 2801.8 | 23,368.3 | 9563 | 16,738.2 | |
| E. coli | Mean | 1032 | 596 | 142 | 282 | 410 | 132 | 1332 |
| min | 350 | 210 | 120 | 200 | 200 | 100 | 1180 | |
| max | 1530 | 1000 | 160 | 370 | 550 | 170 | 1650 | |
| GM | 902.41 | 487.13 | 141.36 | 274.57 | 384.06 | 129.98 | 1320.14 | |
| Enterococcus | Mean | 790 | 502 | 322 | 175 | 247 | 460 | 360 |
| Mim | 420 | 250 | 100 | 70 | 150 | 20 | 240 | |
| Max | 1140 | 970 | 550 | 320 | 460 | 980 | 530 | |
| GM | 743.55 | 431.38 | 269.56 | 147.27 | 220.88 | 185.79 | 343.30 | |
| Salmonella | Total/Présence | 3/4 | 3/4 | 3/4 | 3/4 | 3/4 | 3/4 | 3/4 |