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TWIN OAKS PCH

PWS ID: PA2080349 · GRANVILLE SUMMIT, Pennsylvania 16926

TWIN OAKS PCH serves 25 people in GRANVILLE SUMMIT, Pennsylvania using Groundwater water sources. It has 273 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TWIN OAKS PCH

TWIN OAKS PCH is a private-owned non-transient non-community water system that delivers drinking water to 25 residents in GRANVILLE SUMMIT, Pennsylvania (Bradford County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 273 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 264 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is 1,2,4-Trichlorobenzene, recorded in 12 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. TWIN OAKS PCH's 273 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
25
Total Violations
273
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Bradford
School/Daycare
No
MCL Violations
0
Monitoring Violations
264
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 12 2011
cis-1,2-Dichloroethylene MR 12 2011
Xylenes, Total MR 12 2011
DICHLOROMETHANE MR 12 2011
o-Dichlorobenzene MR 12 2011
p-Dichlorobenzene MR 12 2011
trans-1,2-Dichloroethylene MR 12 2011
1,1,1-Trichloroethane MR 12 2011
Carbon tetrachloride MR 12 2011
Trichloroethylene MR 12 2011
1,1,2-Trichloroethane MR 12 2011
Ethylbenzene MR 12 2011
Styrene MR 12 2011
1,1-Dichloroethylene MR 12 2011
Tetrachloroethylene MR 12 2011
Toluene MR 12 2011
1,2-Dichloroethane MR 12 2011
Benzene MR 12 2011
1,2-Dichloropropane MR 12 2011
CHLOROBENZENE MR 12 2011
Diquat MR 8 2022
Glyphosate MR 7 2022
Lead and Copper Rule MR 5 2011
Nitrate MR 2 1980
Arsenic MR 1 2011
Coliform (TCR) MR 1 2010

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 TWIN OAKS PCH.

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 PA2080349 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 TWIN OAKS PCH 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
2022 Diquat MR 8 SDWIS / PA2080349 / 2032
2022 Glyphosate MR 7 SDWIS / PA2080349 / 2034
2011 1,2,4-Trichlorobenzene MR 12 SDWIS / PA2080349 / 2378
2011 cis-1,2-Dichloroethylene MR 12 SDWIS / PA2080349 / 2380
2011 Xylenes, Total MR 12 SDWIS / PA2080349 / 2955
2011 DICHLOROMETHANE MR 12 SDWIS / PA2080349 / 2964
2011 o-Dichlorobenzene MR 12 SDWIS / PA2080349 / 2968
2011 p-Dichlorobenzene MR 12 SDWIS / PA2080349 / 2969
2011 trans-1,2-Dichloroethylene MR 12 SDWIS / PA2080349 / 2979
2011 1,1,1-Trichloroethane MR 12 SDWIS / PA2080349 / 2981
2011 Carbon tetrachloride MR 12 SDWIS / PA2080349 / 2982
2011 Trichloroethylene MR 12 SDWIS / PA2080349 / 2984
2011 1,1,2-Trichloroethane MR 12 SDWIS / PA2080349 / 2985
2011 Ethylbenzene MR 12 SDWIS / PA2080349 / 2992
2011 Styrene MR 12 SDWIS / PA2080349 / 2996

How TWIN OAKS PCH Compares

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

Metric TWIN OAKS PCH Pennsylvania avg Federal benchmark
Total violations 273 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 25 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 TWIN OAKS PCH water safe to drink? ▼
TWIN OAKS PCH (PWS ID: PA2080349) has 273 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 25 people using Groundwater sources.
How many people does TWIN OAKS PCH serve? ▼
TWIN OAKS PCH serves 25 people in GRANVILLE SUMMIT, Pennsylvania. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does TWIN OAKS PCH have? ▼
TWIN OAKS PCH has 273 total violations: 0 health-based violations (MCL exceedances or treatment failures), 264 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TWIN OAKS PCH water? ▼
No PFAS testing data is available for TWIN OAKS PCH under the EPA's UCMR5 monitoring program.
What water source does TWIN OAKS PCH use? ▼
TWIN OAKS PCH 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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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial