Table 3.
Detection frequencies (%) and concentrations (genomic copies L− 1) of the three most commonly detected pathogens by qPCR in the South Fork River Basin. Dashes indicate non-detect.
| Sampling date | HEV |
Campylobacter jejuni |
Bovine polyomavirus |
||||||
|---|---|---|---|---|---|---|---|---|---|
| Frequency | Median | Maximum | Frequency | Median | Maximum | Frequency | Median | Maximum | |
| 8/09/2011 (pre manure n = 5) | 0 | – | – | 20 | – | 2.60 × 101 | 0 | – | – |
| 11/03/2011 (post manure n = 5) | 80 | 9.00 × 100 | 2.99 × 102 | 80 | 2.00 × 100 | 5.20 × 101 | 0 | – | – |
| 3/07/2012 (pre manure n = 5) | 40 | – | 2.50 × 101 | 20 | – | 1.00 × 100 | 20 | – | 3.00 × 100 |
| 4/15/2012 (post manure n = 5) | 60 | 4.20 × 101 | 2.38 × 102 | 20 | – | 1.00 × 101 | 80 | 2.20 × 101 | 1.79 × 102 |
| All dates (n = 20) | 45 | 35 | 25 | ||||||