Greywater from households

Aus INTEWA Wiki
The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.
Diese Seite ist eine übersetzte Version der Seite Grauwasser aus Haushalten und die Übersetzung ist zu 100 % abgeschlossen sowie aktuell.
Sprachen:
Deutsch • ‎English


The European standard DIN EN 12056-1 defines grey water as faecal-free, less contaminated sewage water, such as that accumulated from showering, bathing or washing hands, but also from washing machine and for treatment of industrial water or process water. The quality of water can vary greatly, as illustrated in the following survey:

(German Association for Rainwater Harvesting and Water Utilisation H201) Average (Bandwidth)

Showering, tub water + Hand wash basin

Chemical Oxygen Demand COD (mg/L) 225 (150-400)
Biochemical Oxygen Demand BOD (mg/L) 111(85-200)
AFS (mg/L) 40 (30-70)
Pges (mg/L) 1,5 (0,5-4)
Nges (mg/L) 10 (4-16)
PH (7,5-8,2)
Total coliform bacteria (1/ml) 105 (10-105)
E.coli
Faecal coliform bacteria (1/ml) 104 (10-105)