THE JEMICY SCHOOL (LOWER SCHOOL)
PWS ID: MD1030020 · OWINGS MILLS, Maryland 21117
THE JEMICY SCHOOL (LOWER SCHOOL) serves 240 people in OWINGS MILLS, Maryland using Groundwater water sources. It has 136 recorded EPA violations, including 24 health-based violations. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: THE JEMICY SCHOOL (LOWER SCHOOL)
THE JEMICY SCHOOL (LOWER SCHOOL) is a private-owned non-transient non-community water system that delivers drinking water to 240 residents in OWINGS MILLS, Maryland (Baltimore County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 136 total violations for this system , of which 24 (18%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 104 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 Lead and Copper Rule, recorded in 56 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. THE JEMICY SCHOOL (LOWER SCHOOL)'s 136 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.
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Baltimore
- School/Daycare
- Yes
- MCL Violations
- 12
- Monitoring Violations
- 104
- Treatment Tech Violations
- 12
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 56 | 2021 |
| Coliform (TCR) | MR | 21 | 2011 |
| Lead and Copper Rule | TT | 12 | 2005 |
| Coliform (TCR) | MCL | 12 | 2007 |
| Revised Total Coliform Rule | MON | 11 | 2018 |
| Nitrate | MR | 8 | 2023 |
| TTHM | MR | 3 | 2013 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2013 |
| Arsenic | MR | 2 | 2005 |
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 THE JEMICY SCHOOL (LOWER SCHOOL).
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 MD1030020 on SDWISSource: EPA SDWIS Federal Reports Search
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 SDWISViolation 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 | Nitrate | MR | 8 | SDWIS / MD1030020 / 1040 |
| 2021 | Lead and Copper Rule | MR | 56 | SDWIS / MD1030020 / 5000 |
| 2018 | Revised Total Coliform Rule | MON | 11 | SDWIS / MD1030020 / 8000 |
| 2013 | TTHM | MR | 3 | SDWIS / MD1030020 / 2950 |
| 2013 | Total Haloacetic Acids (HAA5) | MR | 3 | SDWIS / MD1030020 / 2456 |
| 2011 | Coliform (TCR) | MR | 21 | SDWIS / MD1030020 / 3100 |
| 2007 | Coliform (TCR) | MCL | 12 | SDWIS / MD1030020 / 3100 |
| 2005 | Lead and Copper Rule | TT | 12 | SDWIS / MD1030020 / 5000 |
| 2005 | Arsenic | MR | 2 | SDWIS / MD1030020 / 1005 |
How THE JEMICY SCHOOL (LOWER SCHOOL) Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | THE JEMICY SCHOOL (LOWER SCHOOL) | Maryland avg | Federal benchmark |
|---|---|---|---|
| Total violations | 136 | 18.8 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 24 | 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 | 240 | 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
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Related Data for Maryland
Read our methodology — how this data is sourced, computed, and verified.