MO / Fredricktown
MO · Tap water records
Fredricktown tap water, in plain English
Here is what the EPA's own data shows about tap water in Fredricktown. According to EPA SDWIS data retrieved June 2026, Fredricktown is served by 1 active community water system, together reported to serve about 4,429 people.
As of June 2026, EPA records show 64 violations across the community water system(s) serving Fredricktown, going back to the earliest EPA record. 63 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
Fredericktown Pws
4,429 served · surface water · PWSID MO4010290 - Health-based Long Term 2 Enhanced Surface Water Treatment Rule: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 33 times between October 2016 and August 2017. The EPA record for these does not include a measured level. All have since returned to compliance, per EPA records.
- Health-based TTHM: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 18 times between October 2015 and January 2017. The EPA record lists a level of 87 UG/L; the limit (MCL) is 80 UG/L. All have since returned to compliance, per EPA records.
- Health-based Total Haloacetic Acids (HAA5): a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 12 times between July 2014 and April 2016. The EPA record lists a level of 66.93 UG/L; the limit (MCL) is 60 UG/L. All have since returned to compliance, per EPA records.
- Monitoring Lead and Copper Rule: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded once in October 2024. 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.