MILL SPRING, MO · Wayne County

MILL SPRING PWS Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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): MO4010527
System type: Community Water System
Population served: 112
Service connections: 63
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2025 – December 31, 2025
Archived
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2024 – May 31, 2024
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2023 – November 30, 2023
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Xylenes, Total
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Thallium, Total
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Chromium
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Toluene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
March 1, 2022 – March 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2022 – December 31, 2022
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2021 – November 30, 2021
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
October 1, 2021 – October 31, 2021
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Dalapon
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Picloram
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
LASSO
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Heptachlor
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
2,4,5-TP
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2020 – December 31, 2025
Archived
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2019 – December 31, 2019
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Styrene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2017 – December 31, 2019
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2016 – September 13, 2017
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2014 – September 18, 2015
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2006 – October 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2006 – May 31, 2006
Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2025 – December 31, 2025	Monitoring, Regular	Nitrate-Nitrite	—	Archived
May 1, 2024 – May 31, 2024	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
November 1, 2023 – November 30, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2023 – December 31, 2025	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Xylenes, Total	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Thallium, Total	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Chromium	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Toluene	—	Archived
March 1, 2022 – March 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
November 1, 2021 – November 30, 2021	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
October 1, 2021 – October 31, 2021	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2020 – December 31, 2025	Monitoring, Regular	Chlordane	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Dalapon	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Picloram	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	LASSO	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Heptachlor	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	2,4,5-TP	—	Archived
January 1, 2020 – December 31, 2025	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2019 – December 31, 2019	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Styrene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
July 1, 2016 – September 13, 2017	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2014 – September 18, 2015	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2006 – October 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2006 – May 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Contact

CLYBURN, ANGELA

573-223-2832

MILL SPRING, MO 63952-0000