The results also showed a significant decrease of distribution of fecal coliforms with increasing residual chlorine, while a decreasing trend is observed from the dose of 0.8 mg/L. 2 Materials and methods 2.1 Study area Kermanshah city with 24,500 m 2 area and an altitude of 1200 m above sea level, locates in 47° and 4" east and 19° and 34" north in the west of Iran ( Fig. 1 ).
← all excerpts
Data for distribution of various species of fecal coliforms in urban, rural and private drinking water sources in ten years period - A case study: Kermanshah, Iran.
1
—
—