Rain slowed down D.C. Water’s environmental restoration work Tuesday along the C&O Canal and Potomac River, but cleanup efforts are well underway after January’s massive sewage spill.

A special use permit issued by the National Park Service over the weekend cleared the way for D.C. Water to launch the first phase of its environmental restoration plan.

During a tour of the site, Sherri Lewis with D.C. Water pointed out areas where contaminated soil and debris had already been removed and showed the fencing put in place to keep material from washing back into the drainage channel.

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