NELSON, MO · Saline County

NELSON 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): MO2010559
System type: Community Water System
Population served: 158
Service connections: 75
Ownership: local government
Water source: groundwater (wells)

Violation history

LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – January 14, 2025
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2018 – December 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2018 – September 30, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2018 – June 30, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 14, 2018 – December 18, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2018 – March 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2017 – December 31, 2017
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
September 26, 2017 – September 20, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2017 – September 30, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2017 – June 30, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2017 – March 31, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2016 – December 31, 2016
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2002 – July 16, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2002 – February 28, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 24, 1984 – September 23, 1984
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 24, 1983 – September 23, 1983
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 24, 1980 – September 23, 1982
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
October 17, 2024 – January 14, 2025	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Resolved
October 1, 2018 – December 31, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2018 – September 30, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2018 – June 30, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 14, 2018 – December 18, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2018 – March 31, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2017 – December 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
September 26, 2017 – September 20, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2017 – September 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2017 – June 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2017 – March 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2016 – December 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2002 – July 16, 2003	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
February 1, 2002 – February 28, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2001 – December 31, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 24, 1984 – September 23, 1984	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
June 24, 1983 – September 23, 1983	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
June 24, 1980 – September 23, 1982	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

December 2, 2025State Public Notification received1 linked violation
October 8, 2025State Violation/Reminder Notice1 linked violation
October 8, 2025State Public Notification requested1 linked violation
January 14, 2025State Compliance achieved1 linked violation
December 30, 2020State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 9, 2019State Compliance achieved11 linked violations
April 1, 2019State Public Notification received1 linked violation
February 22, 2019State Formal Notice of Violation issued1 linked violation
February 22, 2019State Public Notification requested2 linked violations
January 3, 2019State Public Notification received2 linked violations
December 7, 2018State Formal Notice of Violation issued2 linked violations
October 30, 2018State Public Notification received2 linked violations
September 13, 2018State Formal Notice of Violation issued2 linked violations
September 13, 2018State Public Notification requested2 linked violations
June 8, 2018State Public Notification received2 linked violations
May 30, 2018State Formal Notice of Violation issued2 linked violations
April 3, 2018State Public Notification received2 linked violations
February 25, 2018State Formal Notice of Violation issued2 linked violations
December 18, 2017State Compliance achieved2 linked violations
December 4, 2017State Formal Notice of Violation issued4 linked violations
August 16, 2017State Public Notification requested4 linked violations
June 6, 2017State Public Notification requested9 linked violations
March 1, 2017State Public Notification requested4 linked violations
November 21, 2016State Public Notification requested7 linked violations
November 21, 2016State Formal Notice of Violation issued4 linked violations
July 16, 2003State Compliance achieved7 linked violations

Contact

MORROW, COREY

660-815-1512

NELSON, MO 65347-0000