During the monitoring of drinking water 2017-2019, faecal bacteria were detected in water from nine water utilities out of 49. The nine utilities serve over 1% of the population. In one case, there was a serious deviation, as a mistake resulted in contaminated water being let into the distribution system. In other utilities, the pollution was not high.
Matvælastofnun has compiled an overview of monitoring of drinking water in 2017, 2018 and 2019. The overview is based on data from the municipal health inspectorate, which monitors water supplies and covers utilities that serve 500 inhabitants or more. There are 49 utilities and they serve over 95% of the population.