Investigations have revealed a variety of elevated levels of toxic substances in the soils, ground water, surface water, inter-tidal sediments and marine organisms on or adjacent to the site.
(Investigations; have revealed; a variety of elevated levels of toxic substances in the soils, ground water, surface water, inter-tidal sediments and marine organisms on or adjacent to the site)
Investigations
have revealed
a variety of elevated levels of toxic substances in the soils, ground water, surface water, inter-tidal sediments and marine organisms on or adjacent to the site