A subsurface water can be shallow.Logical formLearned from2 sentences. An island can be shallow.Logical formLearned from2 sentences. A (ground-water contamination) can be shallow.Logical formLearned from2 sentences. Samples can be from shallow wells.Logical formLearned from2 sentences. (Landfill cells) can be shallow.Logical formLearned from2 sentences. (Littoral waters) can be shallow.Logical formLearned from2 sentences. A junction can be shallow.Logical formLearned from2 sentences. A (junction depth) can be shallow.Logical formLearned from2 sentences. A human skull can be in a shallow grave.Logical formLearned from2 sentences. Inquiries can be shallow.Logical formLearned from2 sentences. A picture can be shallow.Logical formLearned from2 sentences. A shell-hole can be shallow.Logical formLearned from2 sentences. Plumes can be shallow.Logical formLearned from2 sentences. A pool of funding can be shallow.Logical formLearned from2 sentences. (Flooding conditions) can be shallow.Logical formLearned from2 sentences.