Heavy rain caused more than a million gallons of sewage to spill into the Red Run Drain. But the issue of overflows is not ...

The city is one of only two in California and four on the West Coast still operating a combined sewer system—a century-old ...

But in parts of Greater Boston, untreated sewage is still entering rivers and streams during heavy rain, and the problem is only expected to get worse as climate change brings more intense storms. One ...