Location: GLO - Global
Wastewater purified in a medium size municipal wastewater treatment plant (capacity class 3), with an average capacity size of 24900 per-captia-equivalents PCE.

The treated waste water has the following composition (see sampling procedure for source):
Undefined unit processes (UPRs) are the unlinked, multi-product activity datasets that form the basis for all of the system models available in the ecoinvent database. This is the way the datasets are obtained and entered into the database by the data providers. These activity datasets are useful for investigating the environmental impacts of a specific activity (gate-to-gate), without regard to its upstream or downstream impacts.