Transient Non-Community Water System · PWS IL3129122

Pioneer Center for Human Services

Woodstock, Illinois 60098 - drinking water served from groundwater sources to 200 people, tracked in EPA SDWIS and UCMR5.

Compiled by PlainWater Editorial, Drinking Water Quality Editorial Team · May 15, 2026

200
People served: 726
EPA violations: 0
Health-based: Untested
UCMR5 result

The verdict

EPA records 726 drinking-water violations at Pioneer Center for Human Services - above the Illinois per-system average.

726
Total EPA violations on record: 0%
Health-based (MCL / treatment failure): 200
People served by this system: N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Pioneer Center for Human Services

Pioneer Center for Human Services is a private-owned transient non-community water system that delivers drinking water to 200 residents in Woodstock, Illinois (McHenry County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 726 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 726 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 cis-1,2-Dichloroethylene, recorded in 13 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 Illinois, EPA tracks 5,117 public water systems serving 12,576,876 people, with 355,322 cumulative violations and 52,932 health-based violations on record. About 81% of systems in the state carry at least one violation, and state-wide the average per system is 69.4 violations. Statewide, 123 of 487 UCMR5-tested systems have reported PFAS detections (25.3%).

Pioneer Center for Human Services's 726 violations sit above the Illinois 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

200

Total Violations

726

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Transient Non-Community
Owner Type: Private
Connections: 1
County: McHenry
School/Daycare: No
MCL Violations: 0
Monitoring Violations: 726
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
cis-1,2-Dichloroethylene	MR	13	2019
DICHLOROMETHANE	MR	13	2019
o-Dichlorobenzene	MR	13	2019
p-Dichlorobenzene	MR	13	2019
1,1-Dichloroethylene	MR	13	2019
1,2-Dichloroethane	MR	13	2019
Carbon tetrachloride	MR	13	2019
1,2-Dichloropropane	MR	13	2019
Tetrachloroethylene	MR	13	2019
Toluene	MR	13	2019
Ethylbenzene	MR	13	2019
Styrene	MR	13	2019
Xylenes, Total	MR	13	2019
trans-1,2-Dichloroethylene	MR	13	2019
1,1,1-Trichloroethane	MR	13	2019
1,1,2-Trichloroethane	MR	13	2019
1,2,4-Trichlorobenzene	MR	13	2019
Vinyl chloride	MR	13	2019
CHLOROBENZENE	MR	13	2019
Benzene	MR	13	2019
Trichloroethylene	MR	13	2019
Lead and Copper Rule	MR	13	2018
Thallium, Total	MR	12	2017
Selenium	MR	12	2017
Barium	MR	12	2017
CYANIDE	MR	12	2017
Cadmium	MR	12	2017
Chromium	MR	12	2017
Antimony, Total	MR	12	2017
Arsenic	MR	12	2017

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 Pioneer Center for Human Services.

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 IL3129122 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Illinois Drinking Water Authority

Illinois EPA, Bureau of Water is the primacy agency that licenses and inspects Pioneer Center for Human Services under EPA-delegated authority.

Open IL regulator portal

Source: Illinois EPA, Bureau of 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	cis-1,2-Dichloroethylene	MR	13	SDWIS / IL3129122 / 2380
2019	DICHLOROMETHANE	MR	13	SDWIS / IL3129122 / 2964
2019	o-Dichlorobenzene	MR	13	SDWIS / IL3129122 / 2968
2019	p-Dichlorobenzene	MR	13	SDWIS / IL3129122 / 2969
2019	1,1-Dichloroethylene	MR	13	SDWIS / IL3129122 / 2977
2019	1,2-Dichloroethane	MR	13	SDWIS / IL3129122 / 2980
2019	Carbon tetrachloride	MR	13	SDWIS / IL3129122 / 2982
2019	1,2-Dichloropropane	MR	13	SDWIS / IL3129122 / 2983
2019	Tetrachloroethylene	MR	13	SDWIS / IL3129122 / 2987
2019	Toluene	MR	13	SDWIS / IL3129122 / 2991
2019	Ethylbenzene	MR	13	SDWIS / IL3129122 / 2992
2019	Styrene	MR	13	SDWIS / IL3129122 / 2996
2019	Xylenes, Total	MR	13	SDWIS / IL3129122 / 2955
2019	trans-1,2-Dichloroethylene	MR	13	SDWIS / IL3129122 / 2979
2019	1,1,1-Trichloroethane	MR	13	SDWIS / IL3129122 / 2981

How Pioneer Center for Human Services Compares

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

Metric	Pioneer Center for Human Services	Illinois avg	Federal benchmark
Total violations	726	69.4	SDWA compliance, any non-zero count is a recorded breach
Health-based violations	0	10.3	Indicates a contaminant exceeded a federal MCL
PFAS detection	None	25.3%	EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served	200	2,458	Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 5,117 regulated public water systems in Illinois.

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 Pioneer Center for Human Services water safe to drink? ▼

Pioneer Center for Human Services (PWS ID: IL3129122) has 726 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 200 people using Groundwater sources.

How many people does Pioneer Center for Human Services serve? ▼

Pioneer Center for Human Services serves 200 people in Woodstock, Illinois. It is a Private-owned system using Groundwater water sources with 1 service connections.

What type of violations does Pioneer Center for Human Services have? ▼

Pioneer Center for Human Services has 726 total violations: 0 health-based violations (MCL exceedances or treatment failures), 726 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in Pioneer Center for Human Services water? ▼

No PFAS testing data is available for Pioneer Center for Human Services under the EPA's UCMR5 monitoring program.

What water source does Pioneer Center for Human Services use? ▼

Pioneer Center for Human Services uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.

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.