Microbial Quality Assessment of Packaged Natural Mineral Water in Lorestan Province, Southwest of Iran

Natural mineral water which todays attract more trend rather that tap water in urban societies and has been appreciated for high level hygiene. This study considered microbiological quality of packaged natural mineral water marketed in Lorestan province where 35 samples were purchased randomly, were tested for presence of different indicator microorganisms. 31.42% out of 35 samples didn't fulfilled standard condition in terms of unacceptable total Coliforms count while E. coli, Staphylococcal, Pseudomonas aeruginosa, Streptococcal, Sulfite-reducing Clostridia counts weren't observed. Those results revealed the necessity of more control on treatment and filling process which might be the most probable steps for sanitation.