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Tag: wastewater

  • U.S. Steel dumps more toxic chromium near Lake Michigan, faces lawsuit

    U.S. Steel dumps more toxic chromium near Lake Michigan, faces lawsuit

    Six months after U.S. Steel dumped a plume of toxic metal into a Lake Michigan tributary, the company quietly reported another spill at the same northwest Indiana plant and asked state environmental regulators to keep it secret, according to newly released documents. The 56.7 pounds of chromium released in late October by the company’s Midwest…

  • Private water wells in Texas test positive for contamination after Harvey

    Private water wells in Texas test positive for contamination after Harvey

    Nearly 60 percent of samples from 50 private water wells in Harris County tested positive for the bacteria sometimes found in feces, in the wake of Hurricane Harvey, according to data released Wednesday. The presence of total coliform, the bacteria sometimes found in feces but more commonly in soil and floodwater, was detected along with…

  • Owners of private water wells should test well after floods

    Owners of private water wells should test well after floods

    Texas Well Owner Network photo Owners of private water wells whose wells flooded from the recent rains should assume that their well water is contaminated until tested, according to Dr. Diane Boellstorff, Texas A&M AgriLife Extension Service water resource specialist, College Station. Well owners in flooded areas should assume their well water is contaminated and…

  • Using sunlight to the max

    Membranes of MXene have potential for water purification. Materials called transition-metal carbides have remarkable properties that open new possibilities in water desalination and wastewater treatment. A KAUST team has found compounds of transition metals and carbon, known as a MXenes but pronounced “maxenes,” can efficiently evaporate water using power supplied by the sun. Renyuan Li,…

  • Antidepressants found in fish brains in Great Lakes region

    A rock bass. This stock image may not be republished. Researchers have detected build-ups of human antidepressants in the brains of this fish species, among others, in the Niagara River, which links Lake Erie with Lake Ontario. The drugs enter rivers and lakes from treatment plants and sewage overflows, threatening aquatic life, scientists say. BUFFALO,…