PlainWater

TALL OAKS VOCATIONAL SCHOOL

PWS ID: MD1160031 · UPPER MARLBORO, Maryland 20772

TALL OAKS VOCATIONAL SCHOOL serves 135 people in UPPER MARLBORO, Maryland using Groundwater water sources. It has 70 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TALL OAKS VOCATIONAL SCHOOL

TALL OAKS VOCATIONAL SCHOOL is a local-owned non-transient non-community water system that delivers drinking water to 135 residents in UPPER MARLBORO, Maryland (Prince George's County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 70 total violations for this system , of which 3 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 67 monitoring and reporting violations are on file. The most recent violation on record dates to 1997.

The most frequently cited contaminant at this system is Cadmium, recorded in 8 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. TALL OAKS VOCATIONAL SCHOOL's 70 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
135
Total Violations
70
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Prince George's
School/Daycare
Yes
MCL Violations
3
Monitoring Violations
67
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Cadmium MR 8 1993
Chromium MR 8 1993
Mercury MR 8 1993
Selenium MR 8 1993
Barium MR 8 1993
Lead and Copper Rule MR 7 1994
Nitrate MR 7 1995
Nitrite MR 7 1993
Coliform (TCR) MR 6 1995
Coliform (TCR) MCL 3 1997

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 TALL OAKS VOCATIONAL 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 MD1160031 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
1997 Coliform (TCR) MCL 3 SDWIS / MD1160031 / 3100
1995 Nitrate MR 7 SDWIS / MD1160031 / 1040
1995 Coliform (TCR) MR 6 SDWIS / MD1160031 / 3100
1994 Lead and Copper Rule MR 7 SDWIS / MD1160031 / 5000
1993 Cadmium MR 8 SDWIS / MD1160031 / 1015
1993 Chromium MR 8 SDWIS / MD1160031 / 1020
1993 Mercury MR 8 SDWIS / MD1160031 / 1035
1993 Selenium MR 8 SDWIS / MD1160031 / 1045
1993 Barium MR 8 SDWIS / MD1160031 / 1010
1993 Nitrite MR 7 SDWIS / MD1160031 / 1041

How TALL OAKS VOCATIONAL SCHOOL Compares

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

Metric TALL OAKS VOCATIONAL SCHOOL Maryland avg Federal benchmark
Total violations 70 18.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 3 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 135 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 TALL OAKS VOCATIONAL SCHOOL water safe to drink?
TALL OAKS VOCATIONAL SCHOOL (PWS ID: MD1160031) has 70 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 135 people using Groundwater sources.
How many people does TALL OAKS VOCATIONAL SCHOOL serve?
TALL OAKS VOCATIONAL SCHOOL serves 135 people in UPPER MARLBORO, Maryland. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does TALL OAKS VOCATIONAL SCHOOL have?
TALL OAKS VOCATIONAL SCHOOL has 70 total violations: 3 health-based violations (MCL exceedances or treatment failures), 67 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TALL OAKS VOCATIONAL SCHOOL water?
No PFAS testing data is available for TALL OAKS VOCATIONAL SCHOOL under the EPA's UCMR5 monitoring program.
What water source does TALL OAKS VOCATIONAL SCHOOL use?
TALL OAKS VOCATIONAL 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.

Explore PlainWater

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