DONALDSONVILLE, LA · Ascension Parish County

PARISH UTILITIES OF ASCENSION 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 Louisiana’s official records. Always confirm current status with Louisiana before making decisions based on this information.

System facts

System ID (PWSID): LA1005035
System type: Community Water System
Population served: 9,732
Service connections: 3,190
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Failure to Filter (SWTR)
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
February 1, 2018 – June 7, 2019
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2017 – February 5, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – February 5, 2018
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
May 1, 2016 – May 31, 2016
Resolved
Failure to Filter (SWTR)
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
May 1, 2016 – May 3, 2017
Resolved
Failure to Filter (SWTR)
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
April 1, 2016 – May 3, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorite
March 1, 2016 – March 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
Chlorite
February 1, 2016 – February 29, 2016
Resolved
Monitoring and Reporting (DBP)
—
Chlorite
January 1, 2016 – January 31, 2016
Resolved
Acute Maximum Residual Disinfectant Level
Health-based
Chlorine dioxide
January 1, 2016 – January 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
Chlorite
November 1, 2015 – November 30, 2015
Resolved
Acute Maximum Residual Disinfectant Level
Health-based
Chlorine dioxide
November 1, 2015 – November 30, 2015
Archived
Acute Maximum Residual Disinfectant Level
Health-based
Chlorine dioxide
October 1, 2015 – October 31, 2015
Archived
Monitoring and Reporting (DBP)
—
Chlorite
October 1, 2015 – October 31, 2015
Resolved
Acute Maximum Residual Disinfectant Level
Health-based
Chlorine dioxide
September 1, 2015 – September 30, 2015
Archived
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2014 – September 30, 2014
Resolved
Failure to Filter (SWTR)
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
June 1, 2014 – November 19, 2014
Resolved
Failure to Filter (SWTR)
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
May 1, 2014 – November 19, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorite
October 1, 2012 – October 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Chlorite
September 1, 2012 – September 30, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2006 – March 31, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2002 – June 30, 2002
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 1991 – January 31, 1991
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
February 1, 2018 – June 7, 2019	Failure to Filter (SWTR)	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Resolved
October 1, 2017 – February 5, 2018	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2017 – February 5, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
May 1, 2016 – May 31, 2016	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
May 1, 2016 – May 3, 2017	Failure to Filter (SWTR)	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Resolved
April 1, 2016 – May 3, 2017	Failure to Filter (SWTR)	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Resolved
March 1, 2016 – March 31, 2016	Monitoring and Reporting (DBP)	Chlorite	—	Resolved
February 1, 2016 – February 29, 2016	Monitoring and Reporting (DBP)	Chlorite	—	Resolved
January 1, 2016 – January 31, 2016	Monitoring and Reporting (DBP)	Chlorite	—	Resolved
January 1, 2016 – January 31, 2016	Acute Maximum Residual Disinfectant Level	Chlorine dioxide	Health-based	Resolved
November 1, 2015 – November 30, 2015	Monitoring and Reporting (DBP)	Chlorite	—	Resolved
November 1, 2015 – November 30, 2015	Acute Maximum Residual Disinfectant Level	Chlorine dioxide	Health-based	Archived
October 1, 2015 – October 31, 2015	Acute Maximum Residual Disinfectant Level	Chlorine dioxide	Health-based	Archived
October 1, 2015 – October 31, 2015	Monitoring and Reporting (DBP)	Chlorite	—	Resolved
September 1, 2015 – September 30, 2015	Acute Maximum Residual Disinfectant Level	Chlorine dioxide	Health-based	Archived
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
June 1, 2014 – November 19, 2014	Failure to Filter (SWTR)	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Resolved
May 1, 2014 – November 19, 2014	Failure to Filter (SWTR)	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Resolved
October 1, 2012 – October 31, 2012	Monitoring and Reporting (DBP)	Chlorite	—	Resolved
September 1, 2012 – September 30, 2012	Maximum Contaminant Level Violation, Average	Chlorite	Health-based	Resolved
January 1, 2006 – March 31, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2002 – June 30, 2002	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 1991 – January 31, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived

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

Enforcement actions

September 9, 2025State Compliance achieved1 linked violation
October 25, 2024State Public Notification received1 linked violation
October 2, 2024State Public Notification requested1 linked violation
October 2, 2024State Violation/Reminder Notice1 linked violation
June 7, 2019State Compliance achieved1 linked violation
December 10, 2018State Public Notification received1 linked violation
June 26, 2018State Public Notification requested1 linked violation
June 26, 2018State Violation/Reminder Notice1 linked violation
February 5, 2018State Compliance achieved1 linked violation
February 5, 2018State Compliance achieved1 linked violation
December 1, 2017State Violation/Reminder Notice1 linked violation
December 1, 2017State Violation/Reminder Notice1 linked violation
September 6, 2017State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
May 3, 2017State Compliance achieved5 linked violations
July 15, 2016State Public Notification received1 linked violation
July 1, 2016State Public Notification received1 linked violation
June 28, 2016State Violation/Reminder Notice1 linked violation
June 28, 2016State Public Notification requested1 linked violation
June 24, 2016State Violation/Reminder Notice1 linked violation
May 31, 2016State Public Notification requested1 linked violation
May 31, 2016State Violation/Reminder Notice1 linked violation
April 20, 2016State Public Notification received1 linked violation
April 20, 2016State Compliance achieved6 linked violations
April 20, 2016State Public Notification received1 linked violation
April 20, 2016State Public Notification received1 linked violation
April 20, 2016State Public Notification received1 linked violation
April 20, 2016State Public Notification received1 linked violation
April 7, 2016State Site Visit for enforcement purposes1 linked violation
April 4, 2016State Public Notification requested1 linked violation
April 4, 2016State Violation/Reminder Notice1 linked violation
April 4, 2016State Public Notification requested1 linked violation
April 4, 2016State Public Notification requested1 linked violation
April 4, 2016State Violation/Reminder Notice1 linked violation
April 4, 2016State Public Notification requested1 linked violation
April 4, 2016State Public Notification requested1 linked violation
April 4, 2016State Violation/Reminder Notice1 linked violation
April 4, 2016State Public Notification requested1 linked violation
April 4, 2016State Violation/Reminder Notice1 linked violation
April 4, 2016State Violation/Reminder Notice1 linked violation
March 24, 2016State Public Notification received6 linked violations
March 24, 2016State Administrative/Compliance Order without penalty issued16 linked violations
March 21, 2016State Public Notification requested6 linked violations
March 21, 2016State Violation/Reminder Notice6 linked violations
February 3, 2016State Compliance achieved1 linked violation
February 3, 2016State Compliance achieved4 linked violations
May 20, 2015State Compliance achieved1 linked violation
May 20, 2015State Compliance achieved1 linked violation
February 2, 2015State Public Notification received2 linked violations
November 26, 2014State Public Notification requested2 linked violations
November 26, 2014State Violation/Reminder Notice2 linked violations
November 19, 2014State Compliance achieved2 linked violations
November 18, 2014State Public Notification received1 linked violation
November 18, 2014State Public Notification received1 linked violation
October 28, 2014State Violation/Reminder Notice1 linked violation
October 28, 2014State Public Notification requested1 linked violation
October 28, 2014State Violation/Reminder Notice1 linked violation
October 28, 2014State Public Notification requested1 linked violation
October 3, 2014State Compliance achieved1 linked violation
September 5, 2014State Public Notification requested1 linked violation
September 5, 2014State Violation/Reminder Notice1 linked violation
December 13, 2012State Public Notification requested1 linked violation
November 20, 2012State Public Notification requested1 linked violation
November 20, 2012State Violation/Reminder Notice1 linked violation
December 19, 2011State Public Notification received1 linked violation
December 6, 2011State Public Notification requested1 linked violation
December 6, 2011State Violation/Reminder Notice1 linked violation
November 30, 2011State Public Notification requested1 linked violation
November 30, 2011State Violation/Reminder Notice1 linked violation
November 15, 2011State Violation/Reminder Notice1 linked violation
November 15, 2011State Public Notification requested1 linked violation
October 27, 2011State Public Notification received1 linked violation
February 16, 2011State Compliance achieved3 linked violations
January 21, 2009State Public Notification requested1 linked violation
January 21, 2009State Violation/Reminder Notice1 linked violation
January 23, 2008State Compliance achieved11 linked violations
October 18, 2006State Administrative/Compliance Order without penalty issuedgeneral compliance action — not tied to a specific violation on record
August 25, 2006State Violation/Reminder Notice1 linked violation
August 25, 2006State Public Notification requested1 linked violation
June 16, 2006State Public Notification received1 linked violation
May 31, 2006State Violation/Reminder Notice1 linked violation
May 31, 2006State Public Notification requested1 linked violation
May 12, 2006State Public Notification received1 linked violation
April 21, 2006State Violation/Reminder Notice1 linked violation
February 21, 2005State Violation/Reminder Notice1 linked violation
June 10, 2004State Site Visit for enforcement purposes4 linked violations
February 18, 2004State Compliance achieved4 linked violations
January 4, 2004State Administrative/Compliance Order without penalty issued4 linked violations
September 30, 2003Federal issued Formal Notice of Violation7 linked violations
June 18, 2003State Site Visit for enforcement purposes4 linked violations
January 13, 2003State Public Notification received1 linked violation
December 24, 2002State Public Notification requested1 linked violation
October 7, 2002State Public Notification requested1 linked violation
October 7, 2002State Violation/Reminder Notice1 linked violation
June 12, 2002State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
December 31, 2000State Compliance achieved1 linked violation
February 4, 2000State Violation/Reminder Notice18 linked violations

Contact

LICCIARDI, JASON

225-257-1708

DONALDSONVILLE, LA 70346