Table 1.

Water characteristics at the inlet of the distribution systems fed with GAC water (network A) or nanofiltered water (network B)

NetworkAvg (SD)
No. liter−1Temp (°C)
Total bacterial cellsCulturable bacteria (CFU)Total protist cellsC (mg)Total chlorine (mg of Cl2)
3 days15 daysDOCBDOC
A (n = 3)1.4 × 108 (6.3 × 107)7.8 × 104 (7.6 × 103)6.0 × 106 (1.5 × 106)3.2 × 104 (1.5 × 103)2.3 (0.6)0.7 (0.7)021.8 (1.3)
B (n = 13)5.0 × 104 (1.5 × 105)3.0 × 103 (3.0 × 103)4.9 × 104 (1.4 × 105) 0a0.21 (0.05)<0.1022.3 (1.8)
  • a 0, not detectable.