A Fresh Approach To Septic Systems: Understanding NH’s 24-Inch SHWT Mandate
New Hampshire leach fields will undergo a radical alteration in the layout of septic systems following the introduction of the NH regulation on seasonal high water tables, which will be in effect from 2024. The new law, which is often called the 24 inch SHWT leachfield rule NH allows septic systems to be designed with […]
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