DONIPHAN, MO · Ripley County

RIPLEY COUNTY PWSD 1 WEST 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): MO4024522
System type: Community Water System
Population served: 940
Service connections: 396
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2025 – August 31, 2025
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
July 1, 2020 – June 30, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2020 – June 30, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2020 – March 31, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
April 1, 2020 – March 31, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2020 – December 31, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
January 1, 2020 – December 31, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
October 1, 2019 – September 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2019 – September 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2019 – June 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
July 1, 2019 – June 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
April 1, 2019 – March 31, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2019 – March 31, 2020
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2015 – July 31, 2015
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
September 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2005 – October 31, 2005
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 2004 – May 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1993 – July 31, 1993
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
August 1, 2025 – August 31, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2020 – June 30, 2021	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
July 1, 2020 – June 30, 2021	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2020 – March 31, 2021	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2020 – March 31, 2021	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
January 1, 2020 – December 31, 2020	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 2020 – December 31, 2020	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
October 1, 2019 – September 30, 2020	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
October 1, 2019 – September 30, 2020	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2019 – June 30, 2020	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2019 – June 30, 2020	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
April 1, 2019 – March 31, 2020	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
April 1, 2019 – March 31, 2020	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2015 – July 31, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
September 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
September 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2005 – October 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
May 1, 2004 – May 31, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1993 – July 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived

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

Enforcement actions

No enforcement actions on record for this system.

Contact

ALDRICH, FRED

573-944-6306

DONIPHAN, MO 63935-0000