Samples are taken daily at locations throughout the distribution system. Temperature, pH, and Total Chlorine Residual are collected by city personnel. The sample is then taken to the NTMWD lab to be analyzed for Total Coliform and E. Coli indicators. Results are returned to the city the following business day.

Samples are collected daily at locations throughout the distribution system by city personnel. Samples are taken to a lab to be analyzed for Total Coliform and E. Coli indicators. All positive samples since 2011 are provided in this dataset.