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ROLLING HILLS MHP

PWS ID: PA7360010 · LANCASTER, Pennsylvania 17601

ROLLING HILLS MHP serves 150 people in LANCASTER, Pennsylvania using Groundwater water sources. It has 282 recorded EPA violations, including 26 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ROLLING HILLS MHP

ROLLING HILLS MHP is a private-owned community water system that delivers drinking water to 150 residents in LANCASTER, Pennsylvania (Lancaster County) through 88 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 282 total violations for this system , of which 26 (9%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 230 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Public Notice, recorded in 16 violations (Other). 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. ROLLING HILLS MHP's 282 violations sit above the Pennsylvania average. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%). 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
150
Total Violations
282
Health-Based Violations
26
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
88
County
Lancaster
School/Daycare
No
MCL Violations
14
Monitoring Violations
230
Treatment Tech Violations
12

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Public Notice Other 16 2015
Nitrate MR 14 2005
Chlorine MR 13 2017
Groundwater Rule TT 12 2015
Di(2-ethylhexyl) phthalate MR 11 2005
Consumer Confidence Rule Other 8 2012
Di(2-ethylhexyl) phthalate MCL 8 2005
BHC-GAMMA MR 8 2005
2,4-D MR 8 2005
Methoxychlor MR 8 2005
Simazine MR 7 2005
Picloram MR 7 2005
Hexachlorocyclopentadiene MR 7 2005
Carbofuran MR 7 2005
LASSO MR 7 2005
Benzo(a)pyrene MR 7 2005
Pentachlorophenol MR 7 2005
OXAMYL MR 7 2005
1,2-DIBROMO-3-CHLOROPROPANE MR 7 2005
Endothall MR 7 2005
ETHYLENE DIBROMIDE MR 7 2005
Di(2-ethylhexyl) adipate MR 7 2005
Atrazine MR 7 2005
Groundwater Rule MR 6 2025
Nitrate MCL 6 1999
Coliform (TCR) MR 3 2005
1,2,4-Trichlorobenzene MR 2 2005
cis-1,2-Dichloroethylene MR 2 2005
Xylenes, Total MR 2 2005
o-Dichlorobenzene 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 ROLLING HILLS MHP.

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 PA7360010 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 ROLLING HILLS MHP 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
2025 Groundwater Rule MR 6 SDWIS / PA7360010 / 0700
2020 Revised Total Coliform Rule MON 1 SDWIS / PA7360010 / 8000
2017 Chlorine MR 13 SDWIS / PA7360010 / 0999
2015 Public Notice Other 16 SDWIS / PA7360010 / 7500
2015 Groundwater Rule TT 12 SDWIS / PA7360010 / 0700
2012 Consumer Confidence Rule Other 8 SDWIS / PA7360010 / 7000
2005 Nitrate MR 14 SDWIS / PA7360010 / 1040
2005 Di(2-ethylhexyl) phthalate MR 11 SDWIS / PA7360010 / 2039
2005 Di(2-ethylhexyl) phthalate MCL 8 SDWIS / PA7360010 / 2039
2005 BHC-GAMMA MR 8 SDWIS / PA7360010 / 2010
2005 2,4-D MR 8 SDWIS / PA7360010 / 2105
2005 Methoxychlor MR 8 SDWIS / PA7360010 / 2015
2005 Simazine MR 7 SDWIS / PA7360010 / 2037
2005 Picloram MR 7 SDWIS / PA7360010 / 2040
2005 Hexachlorocyclopentadiene MR 7 SDWIS / PA7360010 / 2042

How ROLLING HILLS MHP Compares

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

Metric ROLLING HILLS MHP Pennsylvania avg Federal benchmark
Total violations 282 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 26 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 150 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is ROLLING HILLS MHP water safe to drink? ▼
ROLLING HILLS MHP (PWS ID: PA7360010) has 282 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does ROLLING HILLS MHP serve? ▼
ROLLING HILLS MHP serves 150 people in LANCASTER, Pennsylvania. It is a Private-owned system using Groundwater water sources with 88 service connections.
What type of violations does ROLLING HILLS MHP have? ▼
ROLLING HILLS MHP has 282 total violations: 26 health-based violations (MCL exceedances or treatment failures), 230 monitoring/reporting violations, and 12 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ROLLING HILLS MHP water? ▼
No PFAS testing data is available for ROLLING HILLS MHP under the EPA's UCMR5 monitoring program.
What water source does ROLLING HILLS MHP use? ▼
ROLLING HILLS MHP uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.

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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.

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