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Table 4 Concentrations in μg·L -1 found in treated water samples from two wastewater treatment plants of Gran Canaria island a

From: An assessment of the concentrations of pharmaceutical compounds in wastewater treatment plants on the island of Gran Canaria (Spain)

WWTP Date Naproxen Carbamazepine Ketoprofen Bezafibrate
WWTP1 Jan-2011 0.06 ± 0.01 0.51 ± 0.01 0.78 ± 0.08 2,15 ± 0.37
  Mar-2011 0.10 ± 0.03 0.06 ± 0.01 0.22 ± 0.06 0.51 ± 0.05
  May-2011 0.08 ± 0.01 0.02 ± 0.00 0.26 ± 0.03 1.50 ± 0.02
  July-2011 0.25 ± 0.00 0.19 ± 0.01 1.36 ± 0.03 ndb
  Sept-2011 ndb ndb 0.07 ± 0.01 0.04 ±0.01
  Nov-2011 0.15 ±0.01 0.04 ± 0.00 0.14 ± 0.00 0.37 ± 0.07
WWTP2 Jan-2011 ndb 0.97 ± 0.03 0.11 ± 0.01 ndb
  Mar-2011 ndb 0.36 ± 0.03 ndb ndb
  May-2011 0.05 ± 0.01 0.08 ± 0.00 0.30 ± 0.01 2.13 ± 0.08
  July-2011 ndb 0.67 ± 0.06 0.06 ± 0.00 ndb
  Sept-2011 ndb 0.19 ± 0.02 0.05 ± 0.01 ndb
  Nov-2011 0.21 ± 0.02 0.24 ± 0.00 0.05 ± 0.00 ndb
WWTP Date Atenolol Metamizole Paraxanthine Fluoxetine
WWTP1 Jan-2011 0.31 ± 0.01 3,45 ± 2.33 12.31 ± 0.83 ndb
  Mar-2011 0.61 ± 0.20 0.41 ± 0.15 8.36 ± 0.02 ndb
  May-2011 0.65 ± 0.03 ndb ndb ndb
  July-2011 2.95 ± 0.03 0.80 ± 0.01 ndb ndb
  Sept-2011 0.95 ± 0.12 1.65 ± 0.21 34.81 ± 1.64 ndb
  Nov-2011 0.04 ± 0,00 0.25 ± 0.08 nd ndb
WWTP2 Jan-2011 ndb ndb ndb ndb
  Mar-2011 0.07 ± 0.01 1.19 ± 1.06 ndb ndb
  May-2011 ndb 8.25 ± 0.19 ndb ndb
  July-2011 0.12 ±0.01 0.24 ± 0.02 ndb ndb
  Sept-2011 0.26 ± 0.04 0.62 ± 0.14 ndb ndb
  Nov-2011 0.04 ± 0.00 0.25 ± 0.08 ndb ndb
WWTP Date Levofloxacin Norfloxacin Ciprofloxacin Enrofloxacin Sarafloxacin
WWTP1 Jan-2011 4.40 ± 0.20 ndb ndb ndb ndb
  Mar-2011 2.93 ± 0.17 ndb 11.1 ± 0.75 ndb ndb
  May-2011 3.70 ± 0.28 ndb 20.3 ±1.81 ndb ndb
  July-2011 ndb ndb ndb ndb ndb
  Sept-2011 ndb ndb ndb ndb ndb
  Nov-2011 0.44 ± 0.03 ndb ndb ndb ndb
WWTP2 Jan-2011 5.90 ± 0,59 ndb ndb ndb ndb
  Mar-2011 14.1 ± 0.92 ndb ndb ndb ndb
  May-2011 6.24 ± 0.28 ndb 16.02 ± 0.82 ndb ndb
  July-2011 ndb ndb ndb ndb ndb
  Sept-2011 ndb ndb ndb ndb ndb
  Nov-2011 ndb ndb ndb ndb ndb
  1. an = 3.
  2. bnd = not detected.