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Non-Transient Non-Community Water System · PWS PA3540445

Versum Materials US LLC

Tamaqua, Pennsylvania 18252 - drinking water served from groundwater sources to 350 people, tracked in EPA SDWIS and UCMR5.

350
People served
105
EPA violations
15
Health-based
Untested
UCMR5 result

The verdict

EPA records 105 drinking-water violations at Versum Materials US LLC, 14% of them health-based - below the Pennsylvania per-system average.

105
Total EPA violations on record
14%
Health-based (MCL / treatment failure)
350
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Versum Materials US LLC

Versum Materials US LLC is a private-owned non-transient non-community water system that delivers drinking water to 350 residents in Tamaqua, Pennsylvania (Schuylkill County) through 10 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 105 total violations for this system , of which 15 (14%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 88 monitoring and reporting violations are on file. The most recent violation on record dates to 2012.

The most frequently cited contaminant at this system is Chlorine, recorded in 21 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Pennsylvania, EPA tracks 7,701 public water systems serving 12,630,061 people, with 1,159,868 cumulative violations and 68,517 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 150.6 violations. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%).

Versum Materials US LLC's 105 violations sit below the Pennsylvania average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
350
Total Violations
105
Health-Based Violations
15
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
10
County
Schuylkill
School/Daycare
No
MCL Violations
15
Monitoring Violations
88
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 21 2007
Coliform (TCR) MCL 15 2000
Coliform (TCR) MR 7 2006
Endrin MR 2 2012
Toxaphene MR 2 2012
Dalapon MR 2 2012
Diquat MR 2 2012
Glyphosate MR 2 2012
Simazine MR 2 2012
Di(2-ethylhexyl) phthalate MR 2 2012
Picloram MR 2 2012
Hexachlorocyclopentadiene MR 2 2012
Carbofuran MR 2 2012
Atrazine MR 2 2012
LASSO MR 2 2012
2,3,7,8-TCDD MR 2 2012
Heptachlor MR 2 2012
2,4,5-TP MR 2 2012
HEXACHLOROBENZENE MR 2 2012
Pentachlorophenol MR 2 2012
Total Polychlorinated Biphenyls (PCB) MR 2 2012
ETHYLENE DIBROMIDE MR 2 2012
Chlordane MR 2 2012
Heptachlor epoxide MR 2 2012
Benzo(a)pyrene MR 2 2012
Endothall MR 2 2012
OXAMYL MR 2 2012
BHC-GAMMA MR 2 2012
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2012
Dinoseb MR 2 2012

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Versum Materials US LLC.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID PA3540445 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Pennsylvania Drinking Water Authority

Pennsylvania DEP, Bureau of Safe Drinking Water is the primacy agency that licenses and inspects Versum Materials US LLC under EPA-delegated authority.

Open PA regulator portal

Source: Pennsylvania DEP, Bureau of Safe Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2012 Endrin MR 2 SDWIS / PA3540445 / 2005
2012 Toxaphene MR 2 SDWIS / PA3540445 / 2020
2012 Dalapon MR 2 SDWIS / PA3540445 / 2031
2012 Diquat MR 2 SDWIS / PA3540445 / 2032
2012 Glyphosate MR 2 SDWIS / PA3540445 / 2034
2012 Simazine MR 2 SDWIS / PA3540445 / 2037
2012 Di(2-ethylhexyl) phthalate MR 2 SDWIS / PA3540445 / 2039
2012 Picloram MR 2 SDWIS / PA3540445 / 2040
2012 Hexachlorocyclopentadiene MR 2 SDWIS / PA3540445 / 2042
2012 Carbofuran MR 2 SDWIS / PA3540445 / 2046
2012 Atrazine MR 2 SDWIS / PA3540445 / 2050
2012 LASSO MR 2 SDWIS / PA3540445 / 2051
2012 2,3,7,8-TCDD MR 2 SDWIS / PA3540445 / 2063
2012 Heptachlor MR 2 SDWIS / PA3540445 / 2065
2012 2,4,5-TP MR 2 SDWIS / PA3540445 / 2110

How Versum Materials US LLC Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Versum Materials US LLC Pennsylvania avg Federal benchmark
Total violations 105 150.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 15 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 350 1,640 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,701 regulated public water systems in Pennsylvania.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Versum Materials US LLC water safe to drink? ▼
Versum Materials US LLC (PWS ID: PA3540445) has 105 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 350 people using Groundwater sources.
How many people does Versum Materials US LLC serve? ▼
Versum Materials US LLC serves 350 people in Tamaqua, Pennsylvania. It is a Private-owned system using Groundwater water sources with 10 service connections.
What type of violations does Versum Materials US LLC have? ▼
Versum Materials US LLC has 105 total violations: 15 health-based violations (MCL exceedances or treatment failures), 88 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Versum Materials US LLC water? ▼
No PFAS testing data is available for Versum Materials US LLC under the EPA's UCMR5 monitoring program.
What water source does Versum Materials US LLC use? ▼
Versum Materials US LLC uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.