Laserfiche WebLink
<br /> Basis for Frequency <br /># Compound; CAS Use Selction of <br /> occurance* <br /> Coprostanol; 360-68-9 Fecal Steroid 2,4 85.7 <br />I Cholesterol; 57-88-5 Plant! Animal Steroid 2,4 84.3 <br />N,N-diethyl-meta-toluamide (DEET); 134-62-3 Insecticide 2,4 74.1 <br /> Caffeine; 58-08-2 Stimulant 2,4 61.9 <br /> Tri(2-chloroethyl)phosphate; 115-96-8 Fire Retardant 2,4 57.6 <br /> Triclosan; 3380-34-5 Anti-microbial 2,4 57.6 <br /> Bisphenol A (BP A); 80-05-7 Component of 2,3,4 41.2 <br /> Polycarbonate Plastics <br /> Cotinine; 486-56-6 Nicotine Metabolite 2,4 38.1 <br /> Fluoranthene; 206-44-0 PAH 2,4 29.4 <br /> Trimethoprim; 738-70-5 Antibiotic 2,4 27.4 <br /> Diazinon; 333-41-5 Pesticide 2,4 25.9 <br /> Acetaminophen; 103-90-2 Antipyretic 2,4 23.8 <br />I Estriol; 50-27-1 Reproductive Hormone 2,4 21.4 <br />, <br />Sulfamethoxazo1e; 723-46-4 Antibiotic 2,4 12.5 <br /> Codeine; 76-57-3 Analgesic 2,4 10.6 <br /> Ibuprofen; 15687-7-1 Analgesic 2,4 9.5 <br /> Fluoxetine; 54910-89-3 Anti -depressant 1,2,4 1.2 <br /> 4-nonylphenol; 104-40-5 Detergent Metabolite 3,4 N/A <br /> 4-octylphenol; 1806-26-4 Detergent Metabolite 3,4 N/A <br /> Acetyl-hexamethy1-tetrahydronapthalene Musk Fragrance 4 N/A <br /> (AHTN); 21145-77-7 <br /> Carbamazepine; 298-46-4 Anti-epileptic 1,4 N/A <br />1 = Recommended for Monitoring (Daughton and Ternes, 1999); 2 = Detected in USGS National Study <br />(Koplin et aI., 2002); 3 = Shown to Have Endocrine Disrupting Capabilities (Talmage, 1994); <br />4 = Requested be the City of San Marcos; * = Data from USGS National Study (Koplin et aI., 2002) <br />I <br />