Non-Transient Non-Community Water System · PWS NC0241535

Oak Ridge Elem School

Greensboro, North Carolina 27401 - drinking water served from groundwater sources to 790 people, tracked in EPA SDWIS and UCMR5.

Compiled by PlainWater Editorial, Drinking Water Quality Editorial Team · May 15, 2026

790
People served: 127
EPA violations: 9
Health-based: Untested
UCMR5 result

The verdict

EPA records 127 drinking-water violations at Oak Ridge Elem School, 7% of them health-based - above the North Carolina per-system average.

127
Total EPA violations on record: 7%
Health-based (MCL / treatment failure): 790
People served by this system: N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Oak Ridge Elem School

Oak Ridge Elem School is a local-owned non-transient non-community water system that delivers drinking water to 790 residents in Greensboro, North Carolina (Guilford County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 127 total violations for this system , of which 9 (7%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 115 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 Total Haloacetic Acids (HAA5), 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 North Carolina, EPA tracks 5,020 public water systems serving 9,877,724 people, with 524,053 cumulative violations and 38,492 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 104.4 violations. Statewide, 174 of 287 UCMR5-tested systems have reported PFAS detections (60.6%).

Oak Ridge Elem School's 127 violations sit above the North Carolina 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

790

Total Violations

127

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Non-Transient Non-Community
Owner Type: Local
Connections: 1
County: Guilford
School/Daycare: Yes
MCL Violations: 7
Monitoring Violations: 115
Treatment Tech Violations: 2

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Total Haloacetic Acids (HAA5)	MR	10	2024
Coliform (TCR)	MR	7	2000
Coliform (TCR)	MCL	7	1991
Lead and Copper Rule	MR	5	2007
TTHM	MR	5	2016
Benzene	MR	4	2004
Tetrachloroethylene	MR	4	2004
cis-1,2-Dichloroethylene	MR	4	2004
trans-1,2-Dichloroethylene	MR	4	2004
Vinyl chloride	MR	4	2004
p-Dichlorobenzene	MR	4	2004
o-Dichlorobenzene	MR	4	2004
1,2-Dichloropropane	MR	4	2004
Carbon tetrachloride	MR	4	2004
1,1,1-Trichloroethane	MR	4	2004
DICHLOROMETHANE	MR	4	2004
Xylenes, Total	MR	4	2004
Toluene	MR	4	2004
Styrene	MR	4	2004
Ethylbenzene	MR	4	2004
1,1,2-Trichloroethane	MR	4	2004
CHLOROBENZENE	MR	4	2004
1,2-Dichloroethane	MR	4	2004
1,2,4-Trichlorobenzene	MR	4	2004
1,1-Dichloroethylene	MR	4	2004
Trichloroethylene	MR	4	2004
Chlorine	MR	3	2004
Lead and Copper Rule	TT	2	1994
Nitrate	MR	1	2006

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 Oak Ridge Elem 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 NC0241535 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

North Carolina Drinking Water Authority

North Carolina DEQ, Public Water Supply Section is the primacy agency that licenses and inspects Oak Ridge Elem School under EPA-delegated authority.

Open NC regulator portal

Source: North Carolina DEQ, Public Water Supply Section

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	Total Haloacetic Acids (HAA5)	MR	10	SDWIS / NC0241535 / 2456
2016	TTHM	MR	5	SDWIS / NC0241535 / 2950
2007	Lead and Copper Rule	MR	5	SDWIS / NC0241535 / 5000
2006	Nitrate	MR	1	SDWIS / NC0241535 / 1040
2004	Benzene	MR	4	SDWIS / NC0241535 / 2990
2004	Tetrachloroethylene	MR	4	SDWIS / NC0241535 / 2987
2004	cis-1,2-Dichloroethylene	MR	4	SDWIS / NC0241535 / 2380
2004	trans-1,2-Dichloroethylene	MR	4	SDWIS / NC0241535 / 2979
2004	Vinyl chloride	MR	4	SDWIS / NC0241535 / 2976
2004	p-Dichlorobenzene	MR	4	SDWIS / NC0241535 / 2969
2004	o-Dichlorobenzene	MR	4	SDWIS / NC0241535 / 2968
2004	1,2-Dichloropropane	MR	4	SDWIS / NC0241535 / 2983
2004	Carbon tetrachloride	MR	4	SDWIS / NC0241535 / 2982
2004	1,1,1-Trichloroethane	MR	4	SDWIS / NC0241535 / 2981
2004	DICHLOROMETHANE	MR	4	SDWIS / NC0241535 / 2964

How Oak Ridge Elem School Compares

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

Metric	Oak Ridge Elem School	North Carolina avg	Federal benchmark
Total violations	127	104.4	SDWA compliance, any non-zero count is a recorded breach
Health-based violations	9	7.7	Indicates a contaminant exceeded a federal MCL
PFAS detection	None	60.6%	EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served	790	1,968	Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 5,020 regulated public water systems in North Carolina.

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 Oak Ridge Elem School water safe to drink? ▼

Oak Ridge Elem School (PWS ID: NC0241535) has 127 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 790 people using Groundwater sources.

How many people does Oak Ridge Elem School serve? ▼

Oak Ridge Elem School serves 790 people in Greensboro, North Carolina. It is a Local-owned system using Groundwater water sources with 1 service connections.

What type of violations does Oak Ridge Elem School have? ▼

Oak Ridge Elem School has 127 total violations: 9 health-based violations (MCL exceedances or treatment failures), 115 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in Oak Ridge Elem School water? ▼

No PFAS testing data is available for Oak Ridge Elem School under the EPA's UCMR5 monitoring program.

What water source does Oak Ridge Elem School use? ▼

Oak Ridge Elem 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.