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Horsepen Creek : ウィキペディア英語版 | Horsepen Creek Horsepen Creek is one of the streams that flow into the Potomac River and then into the Chesapeake Bay. Horsepen Creek lies in Fairfax County, a major county in northern Virginia on the east coast. ==Fecal coliforms== The water in Horsepen Creek is listed by the Environmental Protection Agency as containing fecal coliforms, although not in a great enough quantity to dangerously increase the likelihood of pathogens being present. According to the report, the levels of fecal coliforms must not be allowed to reach 200 colony-forming units per 100ml in the summer or 1000 colony-forming units per 100ml in the winter.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Horsepen Creek」の詳細全文を読む
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