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A suitability analysis for locating potential sites for a community septic system was performed for Virginia's Middle Peninsula and Northern Neck localities. Factors considered in the analysis include suitable soil types (soil horizon, drainage, water table depth, soil percolation (ksat), slope, soil texture, soil group, and depth to any restrictive layer), flood zones, parcel boundaries, roads, land cover, future ground water levels, tidal marshes, wetlands, conservation lands, and social vulnerability. 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