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Ellington PWS

Published drinking-water records and contacts for Ellington PWS. System MO4010243. Review sources and dates; not a real-time water assessment.

System ID
MO4010243
State or territory
MO
Published population served
790
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/L2025-10-16ELLINGTON PWS / TP18577
4:2 FTS< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
6:2 FTS< 0.005 µg/L0.005 µg/L2025-10-16ELLINGTON PWS / TP18577
8:2 FTS< 0.005 µg/L0.005 µg/L2025-10-16ELLINGTON PWS / TP18577
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2025-10-16ELLINGTON PWS / TP18577
ADONA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
HFPO-DA< 0.005 µg/L0.005 µg/L2025-10-16ELLINGTON PWS / TP18577
NEtFOSAA< 0.005 µg/L0.005 µg/L2025-10-16ELLINGTON PWS / TP18577
NFDHA< 0.02 µg/L0.02 µg/L2025-10-16ELLINGTON PWS / TP18577
NMeFOSAA< 0.006 µg/L0.006 µg/L2025-10-16ELLINGTON PWS / TP18577
PFBA< 0.005 µg/L0.005 µg/L2025-10-16ELLINGTON PWS / TP18577
PFBS< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFDA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFDoA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFEESA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFHpA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFHpS< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFHxA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFHxS< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFMBA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFMPA< 0.004 µg/L0.004 µg/L2025-10-16ELLINGTON PWS / TP18577
PFNA< 0.004 µg/L0.004 µg/L2025-10-16ELLINGTON PWS / TP18577
PFOA< 0.004 µg/L0.004 µg/L2025-10-16ELLINGTON PWS / TP18577
PFOS< 0.004 µg/L0.004 µg/L2025-10-16ELLINGTON PWS / TP18577
PFPeA< 0.003 µg/L0.003 µg/L2025-10-16ELLINGTON PWS / TP18577
PFPeS< 0.004 µg/L0.004 µg/L2025-10-16ELLINGTON PWS / TP18577
PFTA< 0.008 µg/L0.008 µg/L2025-10-16ELLINGTON PWS / TP18577
PFTrDA< 0.007 µg/L0.007 µg/L2025-10-16ELLINGTON PWS / TP18577
PFUnA< 0.002 µg/L0.002 µg/L2025-10-16ELLINGTON PWS / TP18577
lithium< 9 µg/L9 µg/L2025-10-16ELLINGTON PWS / TP18577

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/L2023-01-01 – 2025-12-312026Q3
Lead (PB90) 0.00447 mg/L2022-01-01 – 2022-12-312026Q3
Lead (PB90) 0.00447 mg/L2022-01-01 – 2022-12-312026Q3
Lead (PB90) 0.00255 mg/L2017-01-01 – 2019-12-312026Q3
Lead (PB90) 0.00255 mg/L2016-01-01 – 2018-12-312026Q3
Lead (PB90) 0.00483 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0.00483 mg/L2013-01-01 – 2015-12-312026Q3
Lead (PB90) 0.00365 mg/L2011-01-01 – 2013-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
PERFLUOROPENTANESULFONIC ACID (PFPES)< 4 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
9CL-PF3ONS< 2 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
PERFLUOROHEXANE SULFONIC ACID 4:2 FTS< 3 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
PERFLUOROHEPTANESULFONIC ACID (PFHPS)< 3 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
NONAFLUORO NFDHA< 20 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
PERFLUORO PFEESA< 3 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
11CL-PF3OUDS< 5 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
PERFLUOROPENTANOIC ACID (PFPEA)< 3 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
PERFLUOROOCTANE SULFONIC ACID 6:2 FTS< 5 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
PERFLUOROCTANE SULFONIC ACID (PFOS)< 4 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
NMEFOSAA< 6 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes
PERFLUOROHEXANOIC ACID (PFHXA)< 3 NG/L2024-11-13TREATMENT WELL #5 / Missouri DNR PFAS samples — non-UCMR classes

State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.

Download state records with source notes (CSV)

Published compliance history

36 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
Lead and Copper Rule Revisions / Notification, Known or Potential LSL2025-07-02 – —UnaddressedNo2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2024-01-01 – 2024-12-31ResolvedNo2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2024-01-01 – 2024-12-31ResolvedNo2026Q3
Consumer Confidence Rule / Consumer Confidence Report Inadequate Reporting2023-07-01 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2022-11-04 – —ResolvedNo2026Q3
Consumer Confidence Rule / Consumer Confidence Report Complete Failure to Report2022-07-01 – —ResolvedNo2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)2022-05-01 – 2022-05-31ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2022-02-20 – —ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Treatment Technique No Certif. Operator2021-12-30 – —ResolvedYes2026Q3
Lead and Copper Rule / Follow-up Or Routine LCR Tap M/R2021-10-01 – —ResolvedNo2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)2021-09-01 – 2021-09-30ResolvedNo2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)2021-05-01 – 2021-05-31ResolvedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ArchivedNo2026Q3

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)

Dement, Darrell: 573-663-7716

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