Locations and details of drinking water advisories at Ohio public water systems. Also download Drinking Water Advisory Notes and link by PWSID. Data reflects current conditions only and does not contain historic advisories.
Acknowledgement of the Ohio Environmental Protection Agency, Division of Drinking and Ground Waters as a data source would be appreciated in products developed from these data, and such acknowledgement as is standard for citation purposes. Users of this data should be aware that inconsistencies and inaccuracies may exist if these data are compared to data from other time periods due to changes in methods of data collection and mapping.