All Germs
Germs

E. coli

UV doses per log reduction

51015203.41D90 · 90 %6.82D99 · 99 %10.23D99.913.64DVGW 4-log17599.999 %20.4699.9999 %mJ/cm²LOG-REDUKTIONS-STUFE

Medium & classification

Surface
Bacterium (vegetative)

UV resistance

Sensitive

13.6 mJ/cm² are needed for 4-log reduction — classification for system sizing.