Heavy Rain and Rising Sea Levels Are Sending Sewage Into Some Charleston Streets and Ponds

Environmental advocates threaten to sue within weeks if Charleston Water does not present a plan to prevent hundreds of wastewater overflows.

When rain comes down in some parts of Charleston, S.C., sewage comes up. In the neighborhood of West Ashley, storms trigger waste overflows so often into a pond near Nell Postell’s home that she has a wet-weather routine based on forecasts: she buys surgical masks, clears her garden and then listens for the sewage to “gush”: her signal to phone local authorities.