The data on underlying geology, water table, depth of rock, soils analysis, soil stratigraphy, percolation tests for every sewerage disposal site, topography, location and depth of aquifers, and depth, capacity and type of all wells which have been recorded or can be obtained from interviews with adjacent property owners within 500 feet of the site; soil logs and percolation test for each disposal site as witnessed by the Board of Health, and any other pertinent data.