Table 1.
Results for 26 PPCPs monitored in five composite samples representing 94 U.S. wastewater treatment plants. Compounds observed inconsistently are marked with superscript letter (a) and the number of positive detections (n <5) is shown in parentheses.
| # | Compound | MDL μg kg−1 | Mean ± Std. Dev. μg kg−1 | Matrix-spike recovery % | Use |
|---|---|---|---|---|---|
| 1 | 10-Hydroxy-amitriptyline | 0.4 | 14.4 ± 5.7 | 97.4 | Metabolite |
| 2 | Amitriptyline | 0.6 | 275.4 ± 92.8 | 78.8 | Antidepressant |
| 3 | Amlodipinea | 4.2 | ND (n = 3) | 47 | Ca2+ Channel blocker |
| 4 | Alprazolama | 0.7 | ND (n = 1) | 72.9 | Anxiolytic |
| 5 | Atenolola | 1.7 | ND (n = 1) | 94.9 | â blocker |
| 6 | Atorvastatina | 1.4 | ND (n = 4) | 79.7 | Antilipidemic |
| 7 | Benzoylecgoninea | 0.3 | ND (n = 2) | 92.1 | Metabolite |
| 8 | Benztropine | 0.5 | 2.9 ± 0.1 | 101 | Anticholinergic |
| 9 | Cocaine | 0.1 | 3.6 ± 3 | 97.6 | Illicit drug |
| 10 | DEET | 0.6 | 7.4 ± 2.8 | 112 | Insect repellant |
| 11 | Desmethyl-Diltiazem | 0.3 | 7.4 ± 6.1 | 357 | Metabolite |
| 12 | Furosemidea | 104 | ND (n = 2) | 92.6 | Diuretic |
| 13 | Glyburidea | 15.6 | ND (n = 2) | 104 | Antidiabetic |
| 14 | Hydrocodonea | 4.5 | ND (n = 4) | 83.8 | Narcotic analgesic |
| 15 | Metoprolol | 4.5 | 24.5 ± 10.1 | 93.4 | â blocker |
| 16 | Norfluoxetine | 2 | 42 ± 25.1 | 100 | Metabolite |
| 17 | Norverapamil | 0.3 | 458 ± 169.4 | 82.7 | Metabolite |
| 18 | Oxycodonea | 1.2 | ND (n = 3) | 108 | Narcotic analgesic |
| 19 | Paroxetine | 7.1 | 61.6 ± 21.7 | 105 | Anti-depressant |
| 20 | Promethazine | 0.6 | 22 ± 6.2 | 108 | Antihistamine |
| 21 | Propoxyphene | 1.2 | 50 ± 23.2 | 88.7 | Narcotic analgesic |
| 22 | Propranolol | 2.5 | 107.4 ± 36 | 91.2 | â-blocker |
| 23 | Sertraline | 0.5 | 458 ± 168.3 | 74 | Anti-depressant |
| 24 | Triamterene | 0.5 | 430.4 ± 139.9 | 81.2 | Diuretic |
| 25 | Valsartana | 9.2 | ND (n = 4) | 107 | Antihypertensive |
| 26 | Verapamil | 0.3 | 551.4 ± 226.2 | 92.2 | Ca2+ channel blocker |
a
More comprehensive information on each compound is available in SM.