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What Does the Berkey® Remove?

The heart of Berkey® water purification systems is Black Berkey® Purification Element (sold in pairs of two), which remove a range of contaminants from drinking water. See the list below, or download the lab testing here.

Berkey Virus Removal to >99.999% (Log 5)
Exceeds Purification Standard (Log 4):
MS2 Coliphage ; Fr Coliphage.

Berkey Pathogenic Bacteria (and Surrogates) Removal to >99.9999%
Exceeds Purification Standard (Log 6): Bacillus atrophaeus (Anthrax surrogate); Raoultella terrigena (Pathogenic Bacteria Surrogate); Salmonella Enterica.

Berkey Trihalomethanes Removal to >99.8%
(Below Lab Detectable Limits):
Bromodichloromethane ; Bromoform ; Chloroform ; Dibromochloromethane.

Berkey Inorganic Minerals Removal up to 99.9%
Removed to Below Lab Detectable Limits: Chloramine; Chloride; Chlorine Residual (Total Residual Chlorine); Free Chlorine

Berkey Heavy Metals Removal (High & Low pH Levels) up to 99.9%
Aluminum (>99%); Antimony (>99.9%); Barium (>80%); Beryllium (>99.9%); Bismuth (>99.9%); Cadmium (>99.7%); Cobalt (>95%); Chromium (>99.9%); Chromium 6 (>99.85%); Copper (>99.9%); Iron (>99.9%); Lead (>99.9%); Mercury (>99.9%); Molybdenum (>90%); Nickel (>99.9%); Vanadium (>87.5%); Zinc (>99.9%).

Berkey Pharmaceutical Drug Contaminants Removal to >99.9%
Acetaminophen; Caffeine; Carbamazepine; Ciprofloxacin HCl; Erythromycin USP; Sulfamethoxazole; Trimethoprim; Bisphenol A; Diclofenac Sodium; 4-para-Nonylphenol; 4-tert-Octylphenol; Primidone; Progestrone; Gemfibrozil; Ibuprofen; Naproxen Sodium; Triclosan.

Berkey Also Removes or Reduces:
Arsenic (>99.9%); Escherichia coli (E. Coli) (>99.999%); Fluorene (>99.9%); Manganese (>99.9%); MBAS (>96.67%); Nitrites (>95%); PCB’s (>99.9%); Petroleum Products (Gasoline, Diesel, Crude Oil, Kerosene, Mineral Spirits, Refined Oil- All >99.9%); Selenium (>99.9%); Thallium (>99.5%); Rust; Silt; Sediment; Turbidity; Foul Tastes and Odors.
* For Heavy Metals, Inorganic Minerals, Pesticides, Petroleum, Pharmaceuticals, Semi-VOC’s, THM’s, VOC’s; reduction exceeded lab detection limits.

Pesticides & (Semi) Volatile Organic Compounds (VOCs)
Removed to Below Laboratory Detectable Limits

• 1,1,1,2-Tetrachloroethane • 1,1,1-Trichloroethane (TCA) • 1,1,2,2-Tetrachloroethane • 1,1,2-Trichlorotrifluoroethane • 1,1-Dichloroethane (1,1-DCA) • 1,1-Dichloroethylene (1,1-DCE) • 1,1-Dichloropropene • 1,2,3-Trichlorobenzene • 1,2,3-Trichloropropane • 1,2,4-Trichlorobenzene • 1,2,4-Trimethylbenzene • 1,2-Dibromo-3-chloropropane (DBCP) • 1,2-Dibromoethane • 1,2-Dichloro-1,1,2-trifluoroethane (CFC 123a) • 1,2-Dichlorobenzene • 1,2-Dichlorobenzene-d4 • 1,2-Dichloroethane • 1,2-Dichloropropane • 1,3,5-Trimethylbenzene • 1,3-Dichlorobenzene • 1,3-Dichloropropene • 1,4-Dichlorobenzene • 2,2-Dichloropropane • 2,4,5-T • 2,4,5-TP (Silvex) • 2,4-D • 2,4-DB • 2-Butanone (MEK) • 2-Chlorotoluene • 2-Hexanone • 2-Methyl-2-propanol • 3,5-Dichlorobenzoic Acid • 3-Hydroxycarbofuran • 4-Bromofluorobenzene • 4-Chlorotoluene • 4-Isopropyltoluene • 4-Methyl-2-pentanone • 4-Nitrophenol4,4′-DDD4,4′-DDE • 4,4″-DDT • 5-Hydroxydicamba • Acetone • Acenaphthylene • Acifluorfen • Alachlor • Aldicarb • Aldicarb Sulfone • Aldicarb Sulfoxide • Aldrin • alpha-Chlorodane • Ametryn • Anthracene • Aroclor (1016, 1221, 1232, 1242, 1248, 1254, 1260) • Atraton • Atrazine • Baygon • Bentazon • Benzene • Bromacil • Bromoacetic Acid • Bromobenzene • Bromochloromethane • Bromodichloromethane • Bromomethane • Bromoform • Butachlor • Butylate • Butylbenzylphthalate • Carbaryl • Carbofuran • Carbon Tetrachloride • Carboxin • Chloramben • Chlordane • Chloroacetic Acid • Chlorobenzene • Chlorobenzilate • Chloroethane • Chloroform • Chloromethane • Chlorpropham • Chlorprophane • cis-1,2-Dichloroethylene • cis-1,3-Dichloropropene • cis-Nonachlor • Cycloate • Dacthal Acid • Dalapon • Diazinona • Dibromoacetic Acid • Dibromochloropropane (DBCP) • Dibromomethane • Dicamba • Dichloroacetic Acid • Dichlorodifluoromethane (CFC 12) • Dichloromethane • Dichlorvos • Diclorprop • DieldrinDiethylphthalate • Dinoseb • Diphenamid • Disulfoton • Disulfoton Sulfone • Disulfoton Sulfoxidea • Endrin • EPTC • Ethoprop • Ethylbenzene • Ethylene Dibromide (EDB) • Fenamiphos • Fenarimol • Fluorobenzene • Fluridone • gamma-Chlorodane • Glyphosate • Halo acidic Acids (HAA5) • Heptachlor • Heptachlor Epoxide • Hexachlorobenzene • Hexachlorobutadiene (CCC) • Hexachlorocyclopentadiene • HexazinoneIsophorone • Isopropylbenzene (Cumene) • Lindane (Gamma-BHC) • Merphos • Methiocarb • Methomyl • Methoxychlor • Methylcyclohexane-methane • Methyl Paraoxon • Methyl tert-Butyl Ether (MTBE) • Metolachlor • Metribuzin • Mevinphos • MGK 264 • Molinate • Monochlorobenzene • m-Xylenes • Naphthalene • Napropamide • n-Butylbenzene • Norflurazon • n-Propylbenzene • Oxamyl • o-Xylene • Pebulate • Pentachlorophenol • Picloram • Prometon • Prometryn • Pronamidea • Propazine • p-Xylenes • sec-Butylbenzene • Simazine • Simetryn • Stirofos • Styrene • Tebuthiuron • Terbacil • Terbufos • Terbutryn • tert-Butylbenzene • Tetrachloroethylene (PCE) • Tetrahydrofuran (THF) • Thiobencarb • Toluene • Toxaphene • trans-1,2-Dichloroethylene • trans-1,3-Dichloropropene • trans-Nonachlor • Triademefon • Tribromoacetic Acid • Trichloroacetic Acid • Trichloroethene (TCE) • Trichloroethylene • Trichlorofluoromethane (CFC 11) • Tricyclazole • Trifuralin • Vernolate • Vinyl Chloride • and many more*