Fredericktown, MO
Contamination score
Higher = more contaminated vs. other cities.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.

Public water systems
Fredericktown Pws
- PWSID:
- MO4010290
- Source:
- Surface water
- Serves:
- 4,429 people
Madison County Pwsd 1 North And South
- PWSID:
- MO4024368
- Source:
- Ground water
- Serves:
- 1,705 people
EPA & DEP violations
LEAD AND COPPER RULE REVISIONS — RPT violation
medium severityResolvedLEAD AND COPPER RULE REVISIONS RPT violation (Resolved).
EPA SDWIS · RPT · Began Oct 17, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2024 · 1 year ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Aug 1, 2017 · 8 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Jul 1, 2017 · 8 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Jun 1, 2017 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began May 1, 2017 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Apr 1, 2017 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Mar 1, 2017 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Feb 1, 2017 · 9 years ago · Source ↗
TTHM — MCL violation
high severityHealth-basedResolvedTTHM MCL violation (Resolved).
EPA SDWIS · MCL · Began Jan 1, 2017 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Jan 1, 2017 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Dec 1, 2016 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Nov 1, 2016 · 9 years ago · Source ↗
TTHM — MCL violation
high severityHealth-basedResolvedTTHM MCL violation (Resolved).
EPA SDWIS · MCL · Began Oct 1, 2016 · 9 years ago · Source ↗
Long Term 2 Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedLong Term 2 Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Oct 1, 2016 · 9 years ago · Source ↗
TTHM — MCL violation
high severityHealth-basedResolvedTTHM MCL violation (Resolved).
EPA SDWIS · MCL · Began Jul 1, 2016 · 9 years ago · Source ↗
TTHM — MCL violation
high severityHealth-basedResolvedTTHM MCL violation (Resolved).
EPA SDWIS · MCL · Began Apr 1, 2016 · 10 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MCL violation
high severityHealth-basedResolvedTotal Haloacetic Acids (HAA5) MCL violation (Resolved).
EPA SDWIS · MCL · Began Apr 1, 2016 · 10 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MCL violation
high severityHealth-basedResolvedTotal Haloacetic Acids (HAA5) MCL violation (Resolved).
EPA SDWIS · MCL · Began Jan 1, 2016 · 10 years ago · Source ↗
TTHM — MCL violation
high severityHealth-basedResolvedTTHM MCL violation (Resolved).
EPA SDWIS · MCL · Began Jan 1, 2016 · 10 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.