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Union County Water System

Published drinking-water records and contacts for Union County Water System. System NC0190413. Review sources and dates; not a real-time water assessment.

System ID
NC0190413
State or territory
NC
Published population served
169685
System type (source code)
CWS

Published records and dates

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
SubstancePublished resultReporting limitSample dateSampling location
11Cl-PF3OUdS< 0.005 µg/L0.005 µg/L2023-10-04Catawba River WTP / EP004
4:2 FTS< 0.003 µg/L0.003 µg/L2023-10-04Catawba River WTP / EP004
6:2 FTS< 0.005 µg/L0.005 µg/L2023-10-04Anson County Water Intertie / EP001
8:2 FTS< 0.005 µg/L0.005 µg/L2023-10-04Catawba River WTP / EP004
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2023-10-04Catawba River WTP / EP004
ADONA< 0.003 µg/L0.003 µg/L2023-10-04Anson County Water Intertie / EP001
HFPO-DA< 0.005 µg/L0.005 µg/L2023-10-04Anson County Water Intertie / EP001
NEtFOSAA< 0.005 µg/L0.005 µg/L2023-10-04Anson County Water Intertie / EP001
NFDHA< 0.02 µg/L0.02 µg/L2023-10-04Catawba River WTP / EP004
NMeFOSAA< 0.006 µg/L0.006 µg/L2023-10-04Anson County Water Intertie / EP001
PFBA< 0.005 µg/L0.005 µg/L2023-10-04Anson County Water Intertie / EP001
PFBS< 0.003 µg/L0.003 µg/L2023-10-04Catawba River WTP / EP004
PFDA< 0.003 µg/L0.003 µg/L2023-10-04Catawba River WTP / EP004
PFDoA< 0.003 µg/L0.003 µg/L2023-10-04Anson County Water Intertie / EP001
PFEESA< 0.003 µg/L0.003 µg/L2023-10-04Anson County Water Intertie / EP001
PFHpA< 0.003 µg/L0.003 µg/L2023-10-04Anson County Water Intertie / EP001
PFHpS< 0.003 µg/L0.003 µg/L2023-10-04Anson County Water Intertie / EP001
PFHxA0.0074 µg/L0.003 µg/L2023-10-04Catawba River WTP / EP004
PFHxS< 0.003 µg/L0.003 µg/L2023-10-04Catawba River WTP / EP004
PFMBA< 0.003 µg/L0.003 µg/L2023-10-04Anson County Water Intertie / EP001
PFMPA< 0.004 µg/L0.004 µg/L2023-10-04Catawba River WTP / EP004
PFNA< 0.004 µg/L0.004 µg/L2023-10-04Catawba River WTP / EP004
PFOA< 0.004 µg/L0.004 µg/L2023-10-04Anson County Water Intertie / EP001
PFOS0.0041 µg/L0.004 µg/L2023-10-04Anson County Water Intertie / EP001
PFPeA0.0100 µg/L0.003 µg/L2023-10-04Catawba River WTP / EP004
PFPeS< 0.004 µg/L0.004 µg/L2023-10-04Anson County Water Intertie / EP001
PFTA< 0.008 µg/L0.008 µg/L2023-10-04Catawba River WTP / EP004
PFTrDA< 0.007 µg/L0.007 µg/L2023-10-04Anson County Water Intertie / EP001
PFUnA< 0.002 µg/L0.002 µg/L2023-10-04Catawba River WTP / EP004
lithium< 9 µg/L9 µg/L2023-10-04Anson County Water Intertie / EP001

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
SubstancePublished 90th percentileMonitoring periodSource quarter
Lead (PB90) 0 mg/L2025-07-01 – 2025-12-312026Q3
Lead (PB90) 0 mg/L2025-01-01 – 2025-06-302026Q3
Lead (PB90) 0 mg/L2024-07-01 – 2024-12-312026Q3
Lead (PB90) 0 mg/L2024-01-01 – 2024-06-302026Q3
Lead (PB90) 0 mg/L2020-01-01 – 2022-12-312026Q3
Lead (PB90) 0 mg/L2017-01-01 – 2019-12-312026Q3
Lead (PB90) 0.0064 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0.0045 mg/L2011-01-01 – 2013-12-312026Q3

Published compliance history

7 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / recordPeriodRecorded statusHealth-based (EPA classification)Source quarter
Consumer Confidence Rule / Consumer Confidence Report Complete Failure to Report2024-07-01 – —ResolvedNo2026Q3
Revised Total Coliform Rule / Maximum Contaminant Level Violation, E. coli (RTCR)2020-03-01 – 2020-03-31ResolvedYes2026Q3
Revised Total Coliform Rule / Report Sample Result/Fail Monitor (RTCR)2018-10-11 – —ResolvedNo2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average2017-07-01 – 2017-09-30ResolvedYes2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular1980-10-01 – 1981-09-30ArchivedNo2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular1980-10-01 – 1981-09-30ArchivedNo2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular1980-10-01 – 1981-09-30ArchivedNo2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

Administrative contact (EPA filing)

Young, Damon: 980-398-6851

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records