How long can pink eye live in any wet surface, and how long can it live on a dry surface?

Many causes: There are many causes of pink-eye, including allergens, irritants, bacteria, viruses, other microbes, and trauma. Only living causes cause concern about their survival on inanimate surfaces. Adenovirus is a common cause, may be the hardiest, and is very contagious. Canadian Public Health says survival can be 1 wk to 3 mon. Look at http://www.phac-aspc.gc.ca/lab-bio/res/psds-ftss/msds3e-eng.php