The State Hygienic Laboratory at the University of Iowa performed 490 arsenic tests for well water throughout Iowa. From these, 189 tests (38.6 percent) showed the presence of arsenic at or above the quantitation limit of 1 parts per billion (ppb). An interactive map is available for browsing.
The Iowa Department of Public Health on Feb. 19 announced that an Iowa resident, who recently traveled to countries with ongoing Zika virus transmission, has tested positive for the virus. Iowans traveling to areas where there is ongoing Zika virus transmission should take care to protect themselves from mosquito bites.