Table 1:
Summary statistics for coliphage and fecal indicator bacteria measurements by study area
| Recreational Area | Indicator | n | % Non-Detects | Min | Max | Mean |
|---|---|---|---|---|---|---|
| Edgewater (ED) | Somatic | 192 | 5.0% | 0.75 | 4.28 | 2.63 |
| F+ | 193 | 18.7% | −0.04 | 3.15 | 0.93 | |
| E. coli | 199 | 0.0% | 1.85 | 5.59 | 3.24 | |
| Enterococci | 199 | 0.0% | 1.00 | 5.49 | 2.83 | |
| Grant Park (GP) | Somatic | 206 | 1.0% | −0.10 | 4.08 | 2.21 |
| F+ | 207 | 23.2% | −0.09 | 3.08 | 0.74 | |
| E. coli | 211 | 0.0% | 2.00 | 5.60 | 3.11 | |
| Enterococci | 219 | 0.0% | 1.30 | 5.24 | 3.00 | |
| Washington Park (WP) | Somatic | 183 | 4.9% | 0.29 | 4.39 | 2.30 |
| F+ | 184 | 16.3% | −0.11 | 2.84 | 0.87 | |
| E. coli | 191 | 0.0% | 1.61 | 5.64 | 3.21 | |
| Enterococci | 191 | 0.0% | 2.00 | 5.90 | 3.35 |
Units of measure include log10 PFU/L (Somatic and F+), log10 MPN/L (E. coli), and log10 CFU/L (enterococci).
‘n’ refers to total number of samples tested.
‘Min’ and ‘Max’ indicate the minimum and maximum concentrations observed, respectively.