IA / Osceola
IA · Tap water records
Osceola tap water, in plain English
Here is what the EPA's own data shows about tap water in Osceola. According to EPA SDWIS data retrieved June 2026, Osceola is served by 1 active community water system, together reported to serve about 5,503 people.
As of June 2026, EPA records show 18 violations across the community water system(s) serving Osceola, going back to the earliest EPA record. 13 of these are classified by the EPA as health-based (a contaminant recorded above the limit the EPA tracks); the rest are monitoring or reporting violations. Each is listed by system below, with its status.
What the EPA has on record, by system
Osceola Water Works
5,503 served · surface water · PWSID IA2038038 - Health-based Long Term 2 Enhanced Surface Water Treatment Rule: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 4 times between March 2024 and September 2024. The EPA record for these does not include a measured level. All have since returned to compliance, per EPA records.
- Health-based Epichlorohydrin: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded once in September 2024. The EPA record for these does not include a measured level. EPA records do not show all of these as returned to compliance.
- Health-based Surface Water Treatment Rule: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 8 times between March 2018 and October 2020. The EPA record for these does not include a measured level. All have since returned to compliance, per EPA records.
- Monitoring Long Term 2 Enhanced Surface Water Treatment Rule: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded 2 times in February 2024. EPA records do not show all of these as returned to compliance.
- Monitoring Public Notice: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded once in November 2020. EPA records do not show all of these as returned to compliance.
- Monitoring contaminant code null: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded 2 times in December 2018. All have since returned to compliance, per EPA records.
What this means
A health-based violation means a contaminant was recorded above the limit the EPA tracks for it. A monitoring or reporting violation means a required test or report was late or missed — not that a contaminant was measured above a limit. “Returned to compliance” means the EPA recorded the issue as resolved.
This page summarizes the EPA's own records and does not assess whether your water is safe to drink. For the most current details, you can verify every record directly with the EPA, and contact your water system with questions.
Source: U.S. EPA Envirofacts SDWIS, retrieved June 2026. Records cover the EPA's full reporting history for these systems. Verify at EPA ECHO.