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DDLC CORPORATION

PWS ID: PA7500839 · SHERMANSDALE, Pennsylvania 17090

DDLC CORPORATION serves 100 people in SHERMANSDALE, Pennsylvania using Groundwater water sources. It has 430 recorded EPA violations, including 12 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: DDLC CORPORATION

DDLC CORPORATION is a private-owned non-transient non-community water system that delivers drinking water to 100 residents in SHERMANSDALE, Pennsylvania (Perry County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 430 total violations for this system , of which 12 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 399 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 Chlorine, recorded in 27 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. DDLC CORPORATION's 430 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
100
Total Violations
430
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
3
County
Perry
School/Daycare
No
MCL Violations
12
Monitoring Violations
399
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 27 2012
1,2,4-Trichlorobenzene MR 17 1995
cis-1,2-Dichloroethylene MR 17 1995
Xylenes, Total MR 17 1995
DICHLOROMETHANE MR 17 1995
o-Dichlorobenzene MR 17 1995
trans-1,2-Dichloroethylene MR 17 1995
1,2-Dichloroethane MR 17 1995
1,1,1-Trichloroethane MR 17 1995
Trichloroethylene MR 17 1995
1,1,2-Trichloroethane MR 17 1995
Tetrachloroethylene MR 17 1995
CHLOROBENZENE MR 17 1995
Benzene MR 17 1995
Styrene MR 17 1995
p-Dichlorobenzene MR 17 1995
1,1-Dichloroethylene MR 17 1995
Carbon tetrachloride MR 17 1995
1,2-Dichloropropane MR 17 1995
Toluene MR 17 1995
Ethylbenzene MR 17 1995
Coliform (TCR) MR 10 2009
Arsenic MCL 9 2024
Public Notice Other 8 2024
Nitrite MR 7 1995
Nitrate MR 6 2005
Lead and Copper Rule MR 4 1999
Coliform (TCR) MCL 3 1997
Diquat MR 3 2016
Endothall MR 2 2016

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 DDLC CORPORATION.

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 PA7500839 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 DDLC CORPORATION 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
2024 Arsenic MCL 9 SDWIS / PA7500839 / 1005
2024 Public Notice Other 8 SDWIS / PA7500839 / 7500
2016 Diquat MR 3 SDWIS / PA7500839 / 2032
2016 Endothall MR 2 SDWIS / PA7500839 / 2033
2012 Chlorine MR 27 SDWIS / PA7500839 / 0999
2009 Coliform (TCR) MR 10 SDWIS / PA7500839 / 3100
2005 Nitrate MR 6 SDWIS / PA7500839 / 1040
1999 Lead and Copper Rule MR 4 SDWIS / PA7500839 / 5000
1997 Coliform (TCR) MCL 3 SDWIS / PA7500839 / 3100
1995 1,2,4-Trichlorobenzene MR 17 SDWIS / PA7500839 / 2378
1995 cis-1,2-Dichloroethylene MR 17 SDWIS / PA7500839 / 2380
1995 Xylenes, Total MR 17 SDWIS / PA7500839 / 2955
1995 DICHLOROMETHANE MR 17 SDWIS / PA7500839 / 2964
1995 o-Dichlorobenzene MR 17 SDWIS / PA7500839 / 2968
1995 trans-1,2-Dichloroethylene MR 17 SDWIS / PA7500839 / 2979

How DDLC CORPORATION Compares

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

Metric DDLC CORPORATION Pennsylvania avg Federal benchmark
Total violations 430 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 12 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 100 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 DDLC CORPORATION water safe to drink? ▼
DDLC CORPORATION (PWS ID: PA7500839) has 430 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Groundwater sources.
How many people does DDLC CORPORATION serve? ▼
DDLC CORPORATION serves 100 people in SHERMANSDALE, Pennsylvania. It is a Private-owned system using Groundwater water sources with 3 service connections.
What type of violations does DDLC CORPORATION have? ▼
DDLC CORPORATION has 430 total violations: 12 health-based violations (MCL exceedances or treatment failures), 399 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in DDLC CORPORATION water? ▼
No PFAS testing data is available for DDLC CORPORATION under the EPA's UCMR5 monitoring program.
What water source does DDLC CORPORATION use? ▼
DDLC CORPORATION 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.

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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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