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Non-Transient Non-Community Water System · PWS OH7848812

Maplewood Elementary K-6

Cortland, Ohio 44410 - drinking water served from groundwater sources to 320 people, tracked in EPA SDWIS and UCMR5.

320
People served
421
EPA violations
67
Health-based
Untested
UCMR5 result

The verdict

EPA records 421 drinking-water violations at Maplewood Elementary K-6, 16% of them health-based - above the Ohio per-system average.

421
Total EPA violations on record
16%
Health-based (MCL / treatment failure)
320
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Maplewood Elementary K-6

Maplewood Elementary K-6 is a local-owned non-transient non-community water system that delivers drinking water to 320 residents in Cortland, Ohio (Trumbull County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 421 total violations for this system , of which 67 (16%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 350 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Arsenic, recorded in 50 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 Ohio, EPA tracks 4,181 public water systems serving 11,085,226 people, with 288,388 cumulative violations and 52,412 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. Statewide, 204 of 346 UCMR5-tested systems have reported PFAS detections (59%).

Maplewood Elementary K-6's 421 violations sit above the Ohio 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
320
Total Violations
421
Health-Based Violations
67
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Trumbull
School/Daycare
Yes
MCL Violations
63
Monitoring Violations
350
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 50 2009
Xylenes, Total MR 15 2003
1,2-Dichloropropane MR 15 2003
CHLOROBENZENE MR 15 2003
Benzene MR 15 2003
1,2,4-Trichlorobenzene MR 15 2003
Vinyl chloride MR 15 2003
1,2-Dichloroethane MR 15 2003
Tetrachloroethylene MR 15 2003
1,1-Dichloroethylene MR 15 2003
Carbon tetrachloride MR 15 2003
Toluene MR 15 2003
Styrene MR 15 2003
trans-1,2-Dichloroethylene MR 15 2003
o-Dichlorobenzene MR 15 2003
p-Dichlorobenzene MR 15 2003
1,1,2-Trichloroethane MR 15 2003
Trichloroethylene MR 15 2003
cis-1,2-Dichloroethylene MR 15 2003
1,1,1-Trichloroethane MR 15 2003
DICHLOROMETHANE MR 15 2003
Ethylbenzene MR 15 2003
TTHM MCL 13 2012
Arsenic MR 10 2007
Nitrate MR 8 1996
1,2-DIBROMO-3-CHLOROPROPANE MR 4 1995
ETHYLENE DIBROMIDE MR 4 1995
Total Haloacetic Acids (HAA5) MR 4 2010
Lead and Copper Rule TT 4 2020
Coliform (TCR) MR 3 2001

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 Maplewood Elementary K-6.

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 OH7848812 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Ohio Drinking Water Authority

Ohio EPA, Division of Drinking and Ground Waters is the primacy agency that licenses and inspects Maplewood Elementary K-6 under EPA-delegated authority.

Open OH regulator portal

Source: Ohio EPA, Division of Drinking and Ground Waters

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
2020 Lead and Copper Rule TT 4 SDWIS / OH7848812 / 5000
2012 TTHM MCL 13 SDWIS / OH7848812 / 2950
2010 Total Haloacetic Acids (HAA5) MR 4 SDWIS / OH7848812 / 2456
2009 Arsenic MCL 50 SDWIS / OH7848812 / 1005
2007 Arsenic MR 10 SDWIS / OH7848812 / 1005
2003 Xylenes, Total MR 15 SDWIS / OH7848812 / 2955
2003 1,2-Dichloropropane MR 15 SDWIS / OH7848812 / 2983
2003 CHLOROBENZENE MR 15 SDWIS / OH7848812 / 2989
2003 Benzene MR 15 SDWIS / OH7848812 / 2990
2003 1,2,4-Trichlorobenzene MR 15 SDWIS / OH7848812 / 2378
2003 Vinyl chloride MR 15 SDWIS / OH7848812 / 2976
2003 1,2-Dichloroethane MR 15 SDWIS / OH7848812 / 2980
2003 Tetrachloroethylene MR 15 SDWIS / OH7848812 / 2987
2003 1,1-Dichloroethylene MR 15 SDWIS / OH7848812 / 2977
2003 Carbon tetrachloride MR 15 SDWIS / OH7848812 / 2982

How Maplewood Elementary K-6 Compares

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

Metric Maplewood Elementary K-6 Ohio avg Federal benchmark
Total violations 421 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 67 12.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 59% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 320 2,651 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,181 regulated public water systems in Ohio.

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 Maplewood Elementary K-6 water safe to drink? ▼
Maplewood Elementary K-6 (PWS ID: OH7848812) has 421 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 320 people using Groundwater sources.
How many people does Maplewood Elementary K-6 serve? ▼
Maplewood Elementary K-6 serves 320 people in Cortland, Ohio. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does Maplewood Elementary K-6 have? ▼
Maplewood Elementary K-6 has 421 total violations: 67 health-based violations (MCL exceedances or treatment failures), 350 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Maplewood Elementary K-6 water? ▼
No PFAS testing data is available for Maplewood Elementary K-6 under the EPA's UCMR5 monitoring program.
What water source does Maplewood Elementary K-6 use? ▼
Maplewood Elementary K-6 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.