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Standards [CURRENT]

DIN EN 12255-5

Wastewater treatment plants - Part 5: Lagooning processes; German version EN 12255-5:1999
Edition 1999-12

Draft standard

DIN EN 12255-6

Wastewater treatment plants - Part 6: Activated sludge process; German and English version prEN 12255-6:2021
Edition 2021-07

Standards [CURRENT]

DIN EN 12255-6

Wastewater treatment plants - Part 6: Activated sludge process; German version EN 12255-6:2002
Edition 2002-04

Draft standard

DIN EN 12255-7

Wastewater treatment plants - Part 7: Biological fixed-film reactors; German and English version prEN 12255-7:2023
Edition 2023-09

Standards [CURRENT]

DIN EN 12255-7

Wastewater treatment plants - Part 7: Biological fixed-film reactors; German version EN 12255-7:2002
Edition 2002-04

Draft standard

DIN EN 12255-8

Wastewater treatment plants - Part 8: Sludge treatment and storage; German and English version prEN 12255-8:2022
Edition 2022-03

Standards [CURRENT]

DIN EN 12255-8

Wastewater treatment plants - Part 8: Sludge treatment and storage; German version EN 12255-8:2001
Edition 2001-10

Draft standard

DIN EN 12255-9

Wastewater treatment plants - Part 9: Odour control and ventilation; German and English version prEN 12255-9:2021
Edition 2021-09

Standards [CURRENT]

DIN EN 12255-9

Wastewater treatment plants - Part 9: Odour control and ventilation; German version EN 12255-9:2002
Edition 2002-04

Draft standard

DIN EN 12255-10

Wastewater treatment plants - Part 10: Safety principles; German and English version prEN 12255-10:2021
Edition 2021-07

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