An independent public resourceEnglish Español
PublicWater Watch

Greater Johnstown Wa Riverside

Published drinking-water records and contacts for Greater Johnstown Wa Riverside. System PA4110034. Review sources and dates; not a real-time water assessment.

System ID
PA4110034
State or territory
PA
Published population served
49500
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/L2023-10-30Riverside Plant / 104
4:2 FTS< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
6:2 FTS< 0.005 µg/L0.005 µg/L2023-10-30Riverside Plant / 104
8:2 FTS< 0.005 µg/L0.005 µg/L2023-10-30Riverside Plant / 104
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2023-10-30Riverside Plant / 104
ADONA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
HFPO-DA< 0.005 µg/L0.005 µg/L2023-10-30Riverside Plant / 104
NEtFOSAA< 0.005 µg/L0.005 µg/L2023-10-30Riverside Plant / 104
NFDHA< 0.02 µg/L0.02 µg/L2023-10-30Riverside Plant / 104
NMeFOSAA< 0.006 µg/L0.006 µg/L2023-10-30Riverside Plant / 104
PFBA< 0.005 µg/L0.005 µg/L2023-10-30Riverside Plant / 104
PFBS< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFDA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFDoA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFEESA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFHpA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFHpS< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFHxA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFHxS< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFMBA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFMPA< 0.004 µg/L0.004 µg/L2023-10-30Riverside Plant / 104
PFNA< 0.004 µg/L0.004 µg/L2023-10-30Riverside Plant / 104
PFOA< 0.004 µg/L0.004 µg/L2023-10-30Riverside Plant / 104
PFOS< 0.004 µg/L0.004 µg/L2023-10-30Riverside Plant / 104
PFPeA< 0.003 µg/L0.003 µg/L2023-10-30Riverside Plant / 104
PFPeS< 0.004 µg/L0.004 µg/L2023-10-30Riverside Plant / 104
PFTA< 0.008 µg/L0.008 µg/L2023-10-30Riverside Plant / 104
PFTrDA< 0.007 µg/L0.007 µg/L2023-10-30Riverside Plant / 104
PFUnA< 0.002 µg/L0.002 µg/L2023-10-30Riverside Plant / 104
lithium< 9 µg/L9 µg/L2023-10-30Riverside Plant / 104

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) 0.005 mg/L2025-06-01 – 2025-09-302026Q3
Lead (PB90) 0.00333 mg/L2022-06-01 – 2022-09-302026Q3
Lead (PB90) 0 mg/L2019-06-01 – 2019-09-302026Q3
Lead (PB90) 0 mg/L2018-06-01 – 2018-09-302026Q3
Lead (PB90) 0.006 mg/L2016-06-01 – 2016-09-302026Q3
Lead (PB90) 0 mg/L2013-06-01 – 2013-09-302026Q3

Published compliance history

56 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
Revised Total Coliform Rule / Report Sample Result/Fail Monitor (RTCR)2026-02-11 – —ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2026-01-01 – 2026-01-31ResolvedNo2026Q3
Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter)2026-01-01 – 2026-01-31ResolvedNo2026Q3
Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR)2025-09-01 – 2025-09-30ResolvedNo2026Q3
Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR)2024-04-01 – 2024-04-30ResolvedNo2026Q3
Inorganic Chemicals / Monitoring, Regular2024-01-01 – 2024-12-31ResolvedNo2026Q3
Inorganic Chemicals / Monitoring, Regular2024-01-01 – 2024-12-31ResolvedNo2026Q3
Inorganic Chemicals / Monitoring, Regular2024-01-01 – 2024-12-31ResolvedNo2026Q3
Inorganic Chemicals / Monitoring, Regular2024-01-01 – 2024-12-31ResolvedNo2026Q3
Inorganic Chemicals / Monitoring, Regular2024-01-01 – 2024-12-31ResolvedNo2026Q3
Inorganic Chemicals / Monitoring, Regular2024-01-01 – 2024-12-31ResolvedNo2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)2023-11-01 – 2023-11-30ResolvedNo2026Q3
Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter)2023-11-01 – 2023-11-30ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2023-11-01 – 2023-11-30ResolvedNo2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)2023-10-01 – 2023-10-31ResolvedNo2026Q3
Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter)2023-10-01 – 2023-10-31ResolvedNo2026Q3
Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2023-10-01 – 2023-10-31ResolvedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2023-01-01 – 2023-12-31ResolvedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2023-01-01 – 2023-12-31ResolvedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular2023-01-01 – 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)

Greater Johnstown Wa Riverside: 814-533-4300

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