明尼苏达矿业公司支付17万美元的废水违规行为

DBA刀河材料北斯塔尔材料公司已向明尼苏达污染管制局(MPCA)支付了17,525美元的民事罚款,用于在导师附近的非金属汇总矿业设施的工业废水违规。基于Bemidji的公司还提交了一个满足其许可证要求的计划,包括在其矿井坑内安装浮动淤泥窗帘和土豆泥,并添加沉淀盆地。

要阅读完整的文章,请访问:https://www.watertechonline.com/wastewater/article/14200615/minnesota-mining-company-pays-17k-for-wastekyatess-violations

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EPA释放在科学评论后更新了PFBS毒性评估

美国环境保护局(EPA)正在释放对全氟丁烷磺酸(PFB)的更新毒性评估,较大的每种和多氟烷基物质(PFAs)的成员。PFBS评估是EPA致力于恢复对该机构所有行动的科学诚信的承诺,并增加公众对PFAS化学品提供的研究和信息量的一部分。

要阅读完整的文章,请访问:https://www.watertechonline.com/industry/article/14201016/epa-releases-updated-pfbs-toxicity-assessment- after-cientific-review.


环保署提出对北达科他州北达科他州的生产释放的解决方案

The U.S. Environmental Protection Agency (EPA) recently announced a proposed Clean Water Act (CWA) settlement with Texas-based Arrow Midstream Holdings in which the company has agreed to pay $106,500 for alleged Clean Water Act violations associated with two releases of produced water from pipelines into tributaries of Lake Sakakawea near Mandaree, North Dakota on the Fort Berthold Indian Reservation.

要阅读完整的文章,请访问:
https://www.watertechonline.com/industry/oil-gas/article/14201130/epa-proposes-settlement-over-produce-water-releases-on-north-dakota-revation.