ME2 Pipe Work in Chester County Creates Water Well Issue for Some

While the construction of the Mariner East 2 natural gas liquids (NGL) pipelines in Lebanon and Lancaster Counties appears to be sailing along with very few issues (see today’s companion story), the project did hit a small bump in the road in nearby Chester County, PA. A dozen families reported their water wells became cloudy–or lost pressure–after underground horizontal directional drilling (HDD) by Sunoco Logistics Partners in attempting to install pipes underground in places where digging trenches will not work. The company put up five families in local hotels for several nights. Sunoco also provided bottled water for all of the affected families. The working theory is that bentonite clay (i.e. drilling mud) is the source of the cloudiness. Fortunately, bentonite is non-toxic and used to manufacture many products, including toothpaste and kitty litter. The incident, while troubling and inconvenient for the families involved, has not set back the project–at all. Drilling and construction of the pipeline resumed on Saturday…

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