Municipal wastewater treatment plants (Saxony)

Wastewater treatment plants (sewage treatment plants) Presentation according to: - Type of treatment (mechanical (x=m), mechanical-biological (x=b), mechanical-biological with N- or P-elimination (x=np), mechanical-biological with N- and P-elimination (x=w)) - Size class - Period of commissioning, last reconstruction or extension (until 1990: yy=90 or from 1991: yy=91) Differentiation in the file name by treatment type and period according to the above definition: x_yy_v.shp