MARSHFIELD, MO · Webster County
MARSHFIELD PWS Water System
Consumer Confidence Report status
MARSHFIELD PWS must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for MARSHFIELD PWS.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Missouri’s official records. Always confirm current status with Missouri before making decisions based on this information.
System facts
- System ID (PWSID)
- MO5010503
- System type
- Community Water System
- Population served
- 7,425
- Service connections
- 3,319
- Ownership
- local government
- Water source
- groundwater (wells)
MARSHFIELD PWS is one of 140 community water systems in Missouri in the 3,301 to 10,000 people size category, serving 7,425 people from groundwater.
As of August 1, 2026, its federal record holds 3 entries between 2005 and 2015, all of which EPA lists as closed. Nothing has been added since 2015.
None of the 3 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Total Coliform Rules.
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2015 – August 31, 2015
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2008 – October 31, 2008
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
November 1, 2005 – November 30, 2005
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| August 1, 2015 – August 31, 2015 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 1, 2008 – October 31, 2008 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| November 1, 2005 – November 30, 2005 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is MARSHFIELD PWS required to publish a Consumer Confidence Report?
- Yes. MARSHFIELD PWS is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is MARSHFIELD PWS’s next Consumer Confidence Report due?
- MARSHFIELD PWS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MARSHFIELD PWS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for MARSHFIELD PWS.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
ROST, SAM
417-859-2352
MARSHFIELD, MO 65706-0000