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Non-Transient Non-Community Water System · PWS PA7220387

East Hanover Elem Sch

Hummelstown, Pennsylvania 17036 - drinking water served from groundwater sources to 440 people, tracked in EPA SDWIS and UCMR5.

440
People served
176
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 176 drinking-water violations at East Hanover Elem Sch, 2% of them health-based - above the Pennsylvania per-system average.

176
Total EPA violations on record
2%
Health-based (MCL / treatment failure)
440
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: East Hanover Elem Sch

East Hanover Elem Sch is a local-owned non-transient non-community water system that delivers drinking water to 440 residents in Hummelstown, Pennsylvania (Dauphin County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 176 total violations for this system , of which 4 (2%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 167 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 21 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 Pennsylvania, EPA tracks 7,701 public water systems serving 12,630,061 people, with 1,159,868 cumulative violations and 68,517 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 150.6 violations. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%).

East Hanover Elem Sch's 176 violations sit above the Pennsylvania 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
440
Total Violations
176
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Dauphin
School/Daycare
Yes
MCL Violations
4
Monitoring Violations
167
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 21 2016
Nitrite MR 13 2019
Nitrate MR 11 2019
DICHLOROMETHANE MR 6 1994
o-Dichlorobenzene MR 6 1994
1,1-Dichloroethylene MR 6 1994
trans-1,2-Dichloroethylene MR 6 1994
1,1,1-Trichloroethane MR 6 1994
Carbon tetrachloride MR 6 1994
1,2-Dichloropropane MR 6 1994
Trichloroethylene MR 6 1994
CHLOROBENZENE MR 6 1994
Toluene MR 6 1994
cis-1,2-Dichloroethylene MR 6 1994
1,1,2-Trichloroethane MR 6 1994
Tetrachloroethylene MR 6 1994
Ethylbenzene MR 6 1994
p-Dichlorobenzene MR 6 1994
Styrene MR 6 1994
1,2-Dichloroethane MR 6 1994
Xylenes, Total MR 6 1994
Benzene MR 6 1994
Coliform (TCR) MCL 4 2007
1,2,4-Trichlorobenzene MR 4 1994
Coliform (TCR) MR 2 1997
Diquat MR 2 2018

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 East Hanover Elem Sch.

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 PA7220387 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Pennsylvania Drinking Water Authority

Pennsylvania DEP, Bureau of Safe Drinking Water is the primacy agency that licenses and inspects East Hanover Elem Sch under EPA-delegated authority.

Open PA regulator portal

Source: Pennsylvania DEP, Bureau of Safe Drinking Water

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
2019 Nitrite MR 13 SDWIS / PA7220387 / 1041
2019 Nitrate MR 11 SDWIS / PA7220387 / 1040
2018 Diquat MR 2 SDWIS / PA7220387 / 2032
2016 Lead and Copper Rule MR 21 SDWIS / PA7220387 / 5000
2007 Coliform (TCR) MCL 4 SDWIS / PA7220387 / 3100
1997 Coliform (TCR) MR 2 SDWIS / PA7220387 / 3100
1994 DICHLOROMETHANE MR 6 SDWIS / PA7220387 / 2964
1994 o-Dichlorobenzene MR 6 SDWIS / PA7220387 / 2968
1994 1,1-Dichloroethylene MR 6 SDWIS / PA7220387 / 2977
1994 trans-1,2-Dichloroethylene MR 6 SDWIS / PA7220387 / 2979
1994 1,1,1-Trichloroethane MR 6 SDWIS / PA7220387 / 2981
1994 Carbon tetrachloride MR 6 SDWIS / PA7220387 / 2982
1994 1,2-Dichloropropane MR 6 SDWIS / PA7220387 / 2983
1994 Trichloroethylene MR 6 SDWIS / PA7220387 / 2984
1994 CHLOROBENZENE MR 6 SDWIS / PA7220387 / 2989

How East Hanover Elem Sch Compares

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

Metric East Hanover Elem Sch Pennsylvania avg Federal benchmark
Total violations 176 150.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 440 1,640 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,701 regulated public water systems in Pennsylvania.

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 East Hanover Elem Sch water safe to drink? ▼
East Hanover Elem Sch (PWS ID: PA7220387) has 176 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 440 people using Groundwater sources.
How many people does East Hanover Elem Sch serve? ▼
East Hanover Elem Sch serves 440 people in Hummelstown, Pennsylvania. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does East Hanover Elem Sch have? ▼
East Hanover Elem Sch has 176 total violations: 4 health-based violations (MCL exceedances or treatment failures), 167 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in East Hanover Elem Sch water? ▼
No PFAS testing data is available for East Hanover Elem Sch under the EPA's UCMR5 monitoring program.
What water source does East Hanover Elem Sch use? ▼
East Hanover Elem Sch 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.