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Non-Transient Non-Community Water System · PWS MD1170002

Church Hill Elementary School

Centreville, Maryland 21617 - drinking water served from groundwater sources to 280 people, tracked in EPA SDWIS and UCMR5.

280
People served
34
EPA violations
5
Health-based
Untested
UCMR5 result

The verdict

EPA records 34 drinking-water violations at Church Hill Elementary School, 15% of them health-based - above the Maryland per-system average.

34
Total EPA violations on record
15%
Health-based (MCL / treatment failure)
280
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Church Hill Elementary School

Church Hill Elementary School is a local-owned non-transient non-community water system that delivers drinking water to 280 residents in Centreville, Maryland (Queen Anne's County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 34 total violations for this system , of which 5 (15%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 26 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), 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 Maryland, EPA tracks 3,215 public water systems serving 6,070,211 people, with 60,496 cumulative violations and 18,132 health-based violations on record. About 80% of systems in the state carry at least one violation, and state-wide the average per system is 18.8 violations. Statewide, 50 of 83 UCMR5-tested systems have reported PFAS detections (60.2%).

Church Hill Elementary School's 34 violations sit above the Maryland 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
280
Total Violations
34
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Queen Anne's
School/Daycare
Yes
MCL Violations
4
Monitoring Violations
26
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 10 2011
Lead and Copper Rule MR 5 2022
TTHM MR 4 2013
Total Haloacetic Acids (HAA5) MR 4 2013
Coliform (TCR) MCL 4 1993
Nitrate MR 3 2009
LEAD AND COPPER RULE REVISIONS TT 1 2024
LEAD AND COPPER RULE REVISIONS RPT 1 2024

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 Church Hill Elementary 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 MD1170002 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Maryland Drinking Water Authority

Maryland's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find MD regulator via EPA SDWIS

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
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / MD1170002 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / MD1170002 / 5200
2022 Lead and Copper Rule MR 5 SDWIS / MD1170002 / 5000
2013 TTHM MR 4 SDWIS / MD1170002 / 2950
2013 Total Haloacetic Acids (HAA5) MR 4 SDWIS / MD1170002 / 2456
2011 Coliform (TCR) MR 10 SDWIS / MD1170002 / 3100
2009 Nitrate MR 3 SDWIS / MD1170002 / 1040
1993 Coliform (TCR) MCL 4 SDWIS / MD1170002 / 3100

How Church Hill Elementary School Compares

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

Metric Church Hill Elementary School Maryland avg Federal benchmark
Total violations 34 18.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 5 5.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 280 1,888 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,215 regulated public water systems in Maryland.

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 Church Hill Elementary School water safe to drink? ▼
Church Hill Elementary School (PWS ID: MD1170002) has 34 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 280 people using Groundwater sources.
How many people does Church Hill Elementary School serve? ▼
Church Hill Elementary School serves 280 people in Centreville, Maryland. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does Church Hill Elementary School have? ▼
Church Hill Elementary School has 34 total violations: 5 health-based violations (MCL exceedances or treatment failures), 26 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Church Hill Elementary School water? ▼
No PFAS testing data is available for Church Hill Elementary School under the EPA's UCMR5 monitoring program.
What water source does Church Hill Elementary School use? ▼
Church Hill Elementary 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.
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.