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PARISH UTILITIES OF ASCENSION

Louisiana — Community Water System — PWSID: LA1005035

System Information

PWSIDLA1005035
System NamePARISH UTILITIES OF ASCENSION
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 6, 1980
Last ReportedNov 14, 2025

Location & Contact

StateLouisiana
CityDONALDSONVILLE
ZIP Code70346
AddressDepartment of Public Utilities
OrganizationLICCIARDI, JASON
Phone225-257-1708

Population & Service

Population Served9,732
Service Connections3,190

Drinking Water Violations (226)

This water system has 226 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2018 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 7, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2018 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 7, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2018 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 7, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2018 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 7, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2018 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 7, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Oct 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Feb 5, 2018 Consumer Confidence Rule
Oct 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Feb 5, 2018 Consumer Confidence Rule
Jul 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Feb 5, 2018 Consumer Confidence Rule
Jul 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Feb 5, 2018 Consumer Confidence Rule
Jun 23, 2016 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
May 1, 2016 May 31, 2016 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2016 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
May 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
May 1, 2016 May 31, 2016 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2016 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
May 1, 2016 May 31, 2016 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2016 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
May 1, 2016 May 31, 2016 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2016 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2016 May 31, 2016 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2016 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
Apr 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
Apr 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
Apr 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
Apr 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
Apr 1, 2016 — Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved May 3, 2017 Long Term 2 Enhanced Surface Water Treatment Rule
Mar 1, 2016 Mar 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorine dioxide MRDL Yes No — 0.8 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorine dioxide MRDL Yes No — 0.8 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorine dioxide MRDL Yes No — 0.8 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorine dioxide MRDL Yes No — 0.8 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2016 Mar 31, 2016 Chlorine dioxide MRDL Yes No — 0.8 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2016 Feb 29, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Feb 29, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2016 Feb 29, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Feb 29, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2016 Feb 29, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Feb 29, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2016 Feb 29, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Feb 29, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2016 Feb 29, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Feb 29, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Jan 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Jan 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Jan 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Jan 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Chlorite MR No Yes — 1.0 mg/L — Resolved Jan 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Chlorine dioxide MRDL Yes No — 0.8 mg/L — Resolved Jan 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Chlorine dioxide MRDL Yes No — 0.8 mg/L — Resolved Jan 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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