Table 6.
Summary statistics of the levels of iAs (μg/L)a in the samples of drinking water excludedb from the final data set used to estimate dietary exposure in the European population
| N | 25th percentile | 50th percentile | Mean | 75th percentile | 95th percentile | Max | |
|---|---|---|---|---|---|---|---|
| Drinking water, unspecified | 193 | 13 | 17 | 24 | 27 | 61 | 183 |
| Tap water | 63 | 12 | 15 | 20 | 23 | 44 | 93 |
| Well water | 89 | 15 | 21 | 39 | 30 | 139 | 388 |
| Bottled water, unspecified | 2 | – | – | 17 | – | – | – |
| Still mineral water | 5 | – | – | 14 | – | – | – |
| Carbonated mineral water | 4 | – | – | 19 | – | – | – |
a
Percentiles are only provided when the number of samples is sufficient to provide statistically robust values (EFSA, 2011a).
b
Samples excluded based on reported iAs levels above 10 μg/L (parametric value/ML).