The results of own research on the oncological incidence of the urban population are
presented, as well as the hygienic assessment of the impact of drinking tap water research
on the health of the population of certain cities of the Dnipro region, as a result of which
some indicators of the population's health in the socio-hygienic monitoring program are
substantiated, oncological incidence rates for indicator nosologies (colon cancer), the
procedure for obtaining and evaluating them for monitoring purposes.