PlainWater

LITTLE FLOWER SCHOOL

PWS ID: MD1180028 · GREAT MILLS, Maryland 20634

LITTLE FLOWER SCHOOL serves 380 people in GREAT MILLS, Maryland using Groundwater water sources. It has 58 recorded EPA violations, including 20 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LITTLE FLOWER SCHOOL

LITTLE FLOWER SCHOOL is a private-owned non-transient non-community water system that delivers drinking water to 380 residents in GREAT MILLS, Maryland (St. Mary's County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 58 total violations for this system , of which 20 (34%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 37 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 19 violations (MCL, health-based). 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. LITTLE FLOWER SCHOOL's 58 violations sit above the Maryland average. Statewide, 50 of 83 UCMR5-tested systems have reported PFAS detections (60.2%). 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
58
Health-Based Violations
20
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
3
County
St. Mary's
School/Daycare
Yes
MCL Violations
19
Monitoring Violations
37
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 19 2012
Lead and Copper Rule MR 7 2012
Revised Total Coliform Rule MON 5 2020
Coliform (TCR) MR 5 2007
Mercury MR 2 2005
Nickel MR 2 2005
Antimony, Total MR 2 2005
Barium MR 2 2005
Chromium MR 2 2005
Cadmium MR 2 2005
Beryllium, Total MR 2 2005
Arsenic MR 2 2005
Thallium, Total MR 2 2005
Selenium MR 2 2005
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 LITTLE FLOWER 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 MD1180028 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 / MD1180028 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / MD1180028 / 5200
2020 Revised Total Coliform Rule MON 5 SDWIS / MD1180028 / 8000
2012 Coliform (TCR) MCL 19 SDWIS / MD1180028 / 3100
2012 Lead and Copper Rule MR 7 SDWIS / MD1180028 / 5000
2007 Coliform (TCR) MR 5 SDWIS / MD1180028 / 3100
2005 Mercury MR 2 SDWIS / MD1180028 / 1035
2005 Nickel MR 2 SDWIS / MD1180028 / 1036
2005 Antimony, Total MR 2 SDWIS / MD1180028 / 1074
2005 Barium MR 2 SDWIS / MD1180028 / 1010
2005 Chromium MR 2 SDWIS / MD1180028 / 1020
2005 Cadmium MR 2 SDWIS / MD1180028 / 1015
2005 Beryllium, Total MR 2 SDWIS / MD1180028 / 1075
2005 Arsenic MR 2 SDWIS / MD1180028 / 1005
2005 Thallium, Total MR 2 SDWIS / MD1180028 / 1085

How LITTLE FLOWER SCHOOL Compares

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

Metric LITTLE FLOWER SCHOOL Maryland avg Federal benchmark
Total violations 58 18.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 20 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 380 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is LITTLE FLOWER SCHOOL water safe to drink?
LITTLE FLOWER SCHOOL (PWS ID: MD1180028) has 58 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 LITTLE FLOWER SCHOOL serve?
LITTLE FLOWER SCHOOL serves 380 people in GREAT MILLS, Maryland. It is a Private-owned system using Groundwater water sources with 3 service connections.
What type of violations does LITTLE FLOWER SCHOOL have?
LITTLE FLOWER SCHOOL has 58 total violations: 20 health-based violations (MCL exceedances or treatment failures), 37 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LITTLE FLOWER SCHOOL water?
No PFAS testing data is available for LITTLE FLOWER SCHOOL under the EPA's UCMR5 monitoring program.
What water source does LITTLE FLOWER SCHOOL use?
LITTLE FLOWER 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.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial