Under most conditions, a septic tank will need to be pumped out by a professional every two to five years. A septic system is the most common way to treat household wastewater if connections to a ...
A hatch to a septic system spreading underground hides under a blanket of snow. (Photo: Donna Kallner) One day last summer when I was working the U.S. Census, I visited a cluster of homes on a narrow ...
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