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KIMBERTON WALDORF SCHOOL

PWS ID: PA1150887 · PHOENIXVILLE, Pennsylvania 19460

KIMBERTON WALDORF SCHOOL serves 380 people in PHOENIXVILLE, Pennsylvania using Groundwater water sources. It has 193 recorded EPA violations, including 12 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: KIMBERTON WALDORF SCHOOL

KIMBERTON WALDORF SCHOOL is a private-owned non-transient non-community water system that delivers drinking water to 380 residents in PHOENIXVILLE, Pennsylvania (Chester County) through 6 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 193 total violations for this system , of which 12 (6%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 181 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is OXAMYL, recorded in 10 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. KIMBERTON WALDORF SCHOOL's 193 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
193
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
6
County
Chester
School/Daycare
Yes
MCL Violations
9
Monitoring Violations
181
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
OXAMYL MR 10 1996
Hexachlorocyclopentadiene MR 10 1996
2,4-D MR 10 1996
Benzo(a)pyrene MR 10 1996
Di(2-ethylhexyl) phthalate MR 10 1996
Pentachlorophenol MR 10 1996
Di(2-ethylhexyl) adipate MR 10 1996
Picloram MR 10 1996
Endothall MR 10 1996
Coliform (TCR) MCL 9 2001
Coliform (TCR) MR 9 2000
Nitrite MR 8 2022
Nitrate MR 8 2022
1,2-DIBROMO-3-CHLOROPROPANE MR 8 1997
ETHYLENE DIBROMIDE MR 8 1997
Methoxychlor MR 7 1996
Simazine MR 7 1996
Atrazine MR 7 1996
LASSO MR 7 1996
Chlordane MR 7 1996
BHC-GAMMA MR 7 1996
Lead and Copper Rule TT 3 1997
Asbestos MR 3 2011
E. COLI MR 3 2023
Lead and Copper Rule MR 2 2003

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 KIMBERTON WALDORF 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 PA1150887 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 KIMBERTON WALDORF 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
2023 E. COLI MR 3 SDWIS / PA1150887 / 3014
2022 Nitrite MR 8 SDWIS / PA1150887 / 1041
2022 Nitrate MR 8 SDWIS / PA1150887 / 1040
2011 Asbestos MR 3 SDWIS / PA1150887 / 1094
2003 Lead and Copper Rule MR 2 SDWIS / PA1150887 / 5000
2001 Coliform (TCR) MCL 9 SDWIS / PA1150887 / 3100
2000 Coliform (TCR) MR 9 SDWIS / PA1150887 / 3100
1997 1,2-DIBROMO-3-CHLOROPROPANE MR 8 SDWIS / PA1150887 / 2931
1997 ETHYLENE DIBROMIDE MR 8 SDWIS / PA1150887 / 2946
1997 Lead and Copper Rule TT 3 SDWIS / PA1150887 / 5000
1996 OXAMYL MR 10 SDWIS / PA1150887 / 2036
1996 Hexachlorocyclopentadiene MR 10 SDWIS / PA1150887 / 2042
1996 2,4-D MR 10 SDWIS / PA1150887 / 2105
1996 Benzo(a)pyrene MR 10 SDWIS / PA1150887 / 2306
1996 Di(2-ethylhexyl) phthalate MR 10 SDWIS / PA1150887 / 2039

How KIMBERTON WALDORF SCHOOL Compares

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

Metric KIMBERTON WALDORF SCHOOL Pennsylvania avg Federal benchmark
Total violations 193 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 12 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 KIMBERTON WALDORF SCHOOL water safe to drink? ▼
KIMBERTON WALDORF SCHOOL (PWS ID: PA1150887) has 193 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 KIMBERTON WALDORF SCHOOL serve? ▼
KIMBERTON WALDORF SCHOOL serves 380 people in PHOENIXVILLE, Pennsylvania. It is a Private-owned system using Groundwater water sources with 6 service connections.
What type of violations does KIMBERTON WALDORF SCHOOL have? ▼
KIMBERTON WALDORF SCHOOL has 193 total violations: 12 health-based violations (MCL exceedances or treatment failures), 181 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in KIMBERTON WALDORF SCHOOL water? ▼
No PFAS testing data is available for KIMBERTON WALDORF SCHOOL under the EPA's UCMR5 monitoring program.
What water source does KIMBERTON WALDORF SCHOOL use? ▼
KIMBERTON WALDORF 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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