Board discusses nitrogen thresholds, testing compliance and education for innovative alternative septic systems
The Orleans Board of Health debated standards for approving reductions and monitoring innovative alternative (IA) septic systems, focusing on a 19 ppm nitrogen threshold, sampling frequency, data reporting, and a staged approach (education, show-cause, enforcement). Staff will draft a form letter and educational flyer for owners.
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Staff presented a discussion framework for reviewing reduction requests and approvals for innovative alternative (IA) septic systems, centering on whether applicants meet the nitrogen standard (19 parts per million) and required sampling frequency (typically quarterly).
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