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EAST FALLOWFIELD ELEM SCHOOL

PWS ID: PA1150836 · THORNDALE, Pennsylvania 19372

EAST FALLOWFIELD ELEM SCHOOL serves 380 people in THORNDALE, Pennsylvania using Groundwater water sources. It has 176 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: EAST FALLOWFIELD ELEM SCHOOL

EAST FALLOWFIELD ELEM SCHOOL is a private-owned non-transient non-community water system that delivers drinking water to 380 residents in THORNDALE, Pennsylvania (Chester County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 176 total violations for this system , of which 3 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 171 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 20 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. EAST FALLOWFIELD ELEM SCHOOL's 176 violations sit above the Pennsylvania average. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%). 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
380
Total Violations
176
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Chester
School/Daycare
Yes
MCL Violations
2
Monitoring Violations
171
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 20 2015
Di(2-ethylhexyl) phthalate MR 17 2002
Di(2-ethylhexyl) adipate MR 16 1996
Simazine MR 16 1996
Hexachlorocyclopentadiene MR 16 1996
LASSO MR 16 1996
1,2-DIBROMO-3-CHLOROPROPANE MR 16 1996
Benzo(a)pyrene MR 16 1996
Pentachlorophenol MR 6 1995
Nitrate MR 3 2005
Arsenic MR 2 2000
Barium MR 2 2000
Fluoride MR 2 2000
Mercury MR 2 2000
Nickel MR 2 2000
Selenium MR 2 2000
Antimony, Total MR 2 2000
Coliform (TCR) MCL 2 2004
Chlorine MR 2 2018
Coliform (TCR) MR 2 2002
Cadmium MR 2 2000
Chromium MR 2 2000
Thallium, Total MR 2 2000
Beryllium, Total MR 2 2000
CYANIDE MR 2 2000
Lead and Copper Rule TT 1 1995
Revised Total Coliform Rule Other 1 2016
Glyphosate MR 1 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 EAST FALLOWFIELD ELEM SCHOOL.

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 PA1150836 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 EAST FALLOWFIELD ELEM SCHOOL 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
2018 Chlorine MR 2 SDWIS / PA1150836 / 0999
2016 Revised Total Coliform Rule Other 1 SDWIS / PA1150836 / 8000
2015 Lead and Copper Rule MR 20 SDWIS / PA1150836 / 5000
2012 Glyphosate MR 1 SDWIS / PA1150836 / 2034
2005 Nitrate MR 3 SDWIS / PA1150836 / 1040
2004 Coliform (TCR) MCL 2 SDWIS / PA1150836 / 3100
2002 Di(2-ethylhexyl) phthalate MR 17 SDWIS / PA1150836 / 2039
2002 Coliform (TCR) MR 2 SDWIS / PA1150836 / 3100
2000 Arsenic MR 2 SDWIS / PA1150836 / 1005
2000 Barium MR 2 SDWIS / PA1150836 / 1010
2000 Fluoride MR 2 SDWIS / PA1150836 / 1025
2000 Mercury MR 2 SDWIS / PA1150836 / 1035
2000 Nickel MR 2 SDWIS / PA1150836 / 1036
2000 Selenium MR 2 SDWIS / PA1150836 / 1045
2000 Antimony, Total MR 2 SDWIS / PA1150836 / 1074

How EAST FALLOWFIELD ELEM SCHOOL Compares

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

Metric EAST FALLOWFIELD ELEM SCHOOL Pennsylvania avg Federal benchmark
Total violations 176 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 3 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 380 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is EAST FALLOWFIELD ELEM SCHOOL water safe to drink? ▼
EAST FALLOWFIELD ELEM SCHOOL (PWS ID: PA1150836) has 176 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 380 people using Groundwater sources.
How many people does EAST FALLOWFIELD ELEM SCHOOL serve? ▼
EAST FALLOWFIELD ELEM SCHOOL serves 380 people in THORNDALE, Pennsylvania. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does EAST FALLOWFIELD ELEM SCHOOL have? ▼
EAST FALLOWFIELD ELEM SCHOOL has 176 total violations: 3 health-based violations (MCL exceedances or treatment failures), 171 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in EAST FALLOWFIELD ELEM SCHOOL water? ▼
No PFAS testing data is available for EAST FALLOWFIELD ELEM SCHOOL under the EPA's UCMR5 monitoring program.
What water source does EAST FALLOWFIELD ELEM SCHOOL use? ▼
EAST FALLOWFIELD ELEM SCHOOL 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.

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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.

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