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SLEEPY HOLLOW DAYCARE

PWS ID: MD1040074 · HUNTINGTOWN, Maryland 20639

SLEEPY HOLLOW DAYCARE serves 65 people in HUNTINGTOWN, Maryland using Groundwater water sources. It has 78 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SLEEPY HOLLOW DAYCARE

SLEEPY HOLLOW DAYCARE is a private-owned non-transient non-community water system that delivers drinking water to 65 residents in HUNTINGTOWN, Maryland (Calvert County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 78 total violations for this system , of which 1 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 76 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 (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. SLEEPY HOLLOW DAYCARE's 78 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
65
Total Violations
78
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
3
County
Calvert
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
76
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 19 2004
Lead and Copper Rule MR 15 2016
Nitrate MR 9 2010
Arsenic MR 3 2008
Cadmium MR 3 2008
Nickel MR 3 2008
Antimony, Total MR 3 2008
Beryllium, Total MR 3 2008
Thallium, Total MR 3 2008
Selenium MR 3 2008
Nitrite MR 3 2002
Chromium MR 3 2008
Barium MR 3 2008
Mercury MR 3 2008
LEAD AND COPPER RULE REVISIONS RPT 1 2024
LEAD AND COPPER RULE REVISIONS TT 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 SLEEPY HOLLOW DAYCARE.

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 MD1040074 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 RPT 1 SDWIS / MD1040074 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / MD1040074 / 5200
2016 Lead and Copper Rule MR 15 SDWIS / MD1040074 / 5000
2010 Nitrate MR 9 SDWIS / MD1040074 / 1040
2008 Arsenic MR 3 SDWIS / MD1040074 / 1005
2008 Cadmium MR 3 SDWIS / MD1040074 / 1015
2008 Nickel MR 3 SDWIS / MD1040074 / 1036
2008 Antimony, Total MR 3 SDWIS / MD1040074 / 1074
2008 Beryllium, Total MR 3 SDWIS / MD1040074 / 1075
2008 Thallium, Total MR 3 SDWIS / MD1040074 / 1085
2008 Selenium MR 3 SDWIS / MD1040074 / 1045
2008 Chromium MR 3 SDWIS / MD1040074 / 1020
2008 Barium MR 3 SDWIS / MD1040074 / 1010
2008 Mercury MR 3 SDWIS / MD1040074 / 1035
2004 Coliform (TCR) MR 19 SDWIS / MD1040074 / 3100

How SLEEPY HOLLOW DAYCARE Compares

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

Metric SLEEPY HOLLOW DAYCARE Maryland avg Federal benchmark
Total violations 78 18.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 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 65 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 SLEEPY HOLLOW DAYCARE water safe to drink?
SLEEPY HOLLOW DAYCARE (PWS ID: MD1040074) has 78 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 65 people using Groundwater sources.
How many people does SLEEPY HOLLOW DAYCARE serve?
SLEEPY HOLLOW DAYCARE serves 65 people in HUNTINGTOWN, Maryland. It is a Private-owned system using Groundwater water sources with 3 service connections.
What type of violations does SLEEPY HOLLOW DAYCARE have?
SLEEPY HOLLOW DAYCARE has 78 total violations: 1 health-based violations (MCL exceedances or treatment failures), 76 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SLEEPY HOLLOW DAYCARE water?
No PFAS testing data is available for SLEEPY HOLLOW DAYCARE under the EPA's UCMR5 monitoring program.
What water source does SLEEPY HOLLOW DAYCARE use?
SLEEPY HOLLOW DAYCARE 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 PlainWater Editorial