Table 3.
95th %tile annual probability of infection for non-potable reuse of WW and GW during normal operation [extrapolated].
| Norovirus a | Rotavirus b | Cryptosporidium spp.c | Campylobacter jejuni | |
|---|---|---|---|---|
| Res.Dist-WW | 5 × 10−1/3 × 10−2 [2 × 10−7/2 × 10−10] | 1 × 10−5/4 × 10−7 | 5 × 10−2/8 × 10−3 | 3 × 10−8 |
| Res.Build-WW | 6 × 10−1/2 × 10−2 [8 × 10−8/1 × 10−10] | 4 × 10−6/1 × 10−7 | 1 × 10−2/2 × 10−3 | 7 × 10−9 |
| Off.Build-WW | 9 × 10−1/5 × 10−2 [3 × 10−7/5 × 10−10] | 2 × 10−5/3 × 10−7 | 5 × 10−2/8 × 10−3 | 3 × 10−8 |
| Res.Dist-GW | 5 × 10−2/3 × 10−4 [1 × 10−9/2 × 10−12] | 7 × 10−8/1 × 10−9 | 3 × 10−4/3 × 10−5 | 1 × 10−10 |
| Res.Build-GW | 4 × 10−2/8 × 10−5 [4 × 10−10/5 × 10−13] | 1 × 10−8/4 × 10−10 | 8 × 10−5/1 × 10−5 | 3 × 10−11 |
| Off.Build-GW | 6 × 10−3/1 × 10−5 [4 × 10−11/6 × 10−14] | 2 × 10−9/7 × 10−11 | 1 × 10−5/2 × 10−6 | 6 × 10−12 |
a
Hypergeometric (Teunis et al., 2008) / Fractional Poisson (Messner et al., 2014) dose-response model results
b
MBR LRV using surrogate somatic coliphages/ FRNA bacteriophages
c
Fractional Poisson (Messner and Berger, 2016) / exponential (r = 0.09) dose-response model results