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Altoona Water Authority

Published drinking-water records and contacts for Altoona Water Authority. System PA4070023. Review sources and dates; not a real-time water assessment.

System ID
PA4070023
State or territory
PA
Published population served
62500
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/L2026-03-25Mill Run Filter Plant / 119
4:2 FTS< 0.003 µg/L0.003 µg/L2026-03-25Mill Run Filter Plant / 119
6:2 FTS< 0.005 µg/L0.005 µg/L2026-03-25Horseshoe Curve Filter Plant / 116
8:2 FTS< 0.005 µg/L0.005 µg/L2026-03-25Mill Run Filter Plant / 119
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2026-03-25Mill Run Filter Plant / 119
ADONA< 0.003 µg/L0.003 µg/L2026-03-25Mill Run Filter Plant / 119
HFPO-DA< 0.005 µg/L0.005 µg/L2026-03-25Horseshoe Curve Filter Plant / 116
NEtFOSAA< 0.005 µg/L0.005 µg/L2026-03-25Horseshoe Curve Filter Plant / 116
NFDHA< 0.02 µg/L0.02 µg/L2026-03-25Horseshoe Curve Filter Plant / 116
NMeFOSAA< 0.006 µg/L0.006 µg/L2026-03-25Mill Run Filter Plant / 119
PFBA< 0.005 µg/L0.005 µg/L2026-03-25Mill Run Filter Plant / 119
PFBS< 0.003 µg/L0.003 µg/L2026-03-25Tipton Filter Plant / 111
PFDA< 0.003 µg/L0.003 µg/L2026-03-25Mill Run Filter Plant / 119
PFDoA< 0.003 µg/L0.003 µg/L2026-03-25Mill Run Filter Plant / 119
PFEESA< 0.003 µg/L0.003 µg/L2026-03-25Horseshoe Curve Filter Plant / 116
PFHpA< 0.003 µg/L0.003 µg/L2026-03-25Mill Run Filter Plant / 119
PFHpS< 0.003 µg/L0.003 µg/L2026-03-25Tipton Filter Plant / 111
PFHxA< 0.003 µg/L0.003 µg/L2026-03-25Tipton Filter Plant / 111
PFHxS< 0.003 µg/L0.003 µg/L2026-03-25Tipton Filter Plant / 111
PFMBA< 0.003 µg/L0.003 µg/L2026-03-25Tipton Filter Plant / 111
PFMPA< 0.004 µg/L0.004 µg/L2026-03-25Tipton Filter Plant / 111
PFNA< 0.004 µg/L0.004 µg/L2026-03-25Mill Run Filter Plant / 119
PFOA< 0.004 µg/L0.004 µg/L2026-03-25Mill Run Filter Plant / 119
PFOS< 0.004 µg/L0.004 µg/L2026-03-25Mill Run Filter Plant / 119
PFPeA< 0.003 µg/L0.003 µg/L2026-03-25Tipton Filter Plant / 111
PFPeS< 0.004 µg/L0.004 µg/L2026-03-25Horseshoe Curve Filter Plant / 116
PFTA< 0.008 µg/L0.008 µg/L2026-03-25Mill Run Filter Plant / 119
PFTrDA< 0.007 µg/L0.007 µg/L2026-03-25Mill Run Filter Plant / 119
PFUnA< 0.002 µg/L0.002 µg/L2026-03-25Tipton Filter Plant / 111
lithium< 9 µg/L9 µg/L2026-03-25Tipton Filter Plant / 111

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) 0.00287 mg/L2025-06-01 – 2025-09-302026Q3
Lead (PB90) 0.00155 mg/L2022-06-01 – 2022-09-302026Q3
Lead (PB90) 0.00059 mg/L2019-06-01 – 2019-09-302026Q3
Lead (PB90) 0 mg/L2016-06-01 – 2016-09-302026Q3
Lead (PB90) 0 mg/L2013-06-01 – 2013-09-302026Q3
Lead (PB90) 0 mg/L2012-01-01 – 2012-12-312026Q3
Lead (PB90) 0 mg/L2011-01-01 – 2011-12-312026Q3
Lead (PB90) 0 mg/L2010-01-01 – 2010-12-312026Q3

Published compliance history

52 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
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2026-04-11 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2026-04-11 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2026-04-11 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2026-04-11 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2026-04-11 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2026-04-11 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2025-09-23 – —ResolvedNo2026Q3
Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation2025-09-23 – —ResolvedNo2026Q3
Revised Total Coliform Rule / Treatment Technique, Level 1 Assessment (RTCR)2025-08-13 – —ResolvedYes2026Q3
Revised Total Coliform Rule / Treatment Technique, Level 2 Assessment (RTCR)2025-08-13 – —ResolvedYes2026Q3
Revised Total Coliform Rule / Notify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR)2025-08-13 – —ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-03-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-03-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-03-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-03-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-03-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-03-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2024-01-01 – 2024-03-31ResolvedNo2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2023-10-01 – 2023-12-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2023-10-01 – 2023-12-31ResolvedNo2026Q3

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)

Altoona Water Authority: 814-949-2222

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