Public water system · IL2015500
ActiveNorth Park PWD
At a glance
North Park PWD (PWSID IL2015500) is an active community water system in Winnebago County, Illinois. It reports serving 35,580 people through 12,958 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in October 2007.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
35,580
Service connections
12,958
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does North Park PWD compare with other water systems in Winnebago County?
By EPA's size categories, North Park PWD is a large system (10,001 to 100,000 people). Winnebago County has 137 active public water systems, and North Park PWD is the 2nd-largest of them by population served. Its population served is about 19 times the county average of 1,841 people per system, and accounts for 14% of the 252,201 people reported by systems filed under the county. Across Illinois, the 3,872 active systems average 3,204 people each. Nationally, the average active community water system reports serving 6,703 people, so North Park PWD is about 5.3 times that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Illinois has 1,773 active community water systems, 46% of the state's 3,872 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,808 Illinois systems (73%) list groundwater as their primary source.
Who owns and regulates North Park PWD?
EPA lists North Park PWD as owned by a local government. The IL state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 19 of the 137 active systems in Winnebago County (14%) are also owned by a local government.
Does North Park PWD have drinking water violations?
EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in October 2007. The violations listed here began between June 1977 and October 2007. By type: 4 monitoring and reporting and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Tetrachloroethylene (2 of them). EPA lists 4 as resolved and 2 as archived. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2007-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2000-09-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1999-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Tetrachloroethylenecode 2987 | Yes | Resolved |
| 1999-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Tetrachloroethylenecode 2987 | Yes | Resolved |
| 1993-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1977-06-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 6 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
North Park PWD: frequently asked questions
Who runs North Park PWD?
North Park PWD (PWSID IL2015500) is a community water system owned by a local government. It is regulated by the IL state drinking water program.
How many people does North Park PWD serve?
North Park PWD reports serving 35,580 people through 12,958 service connections in Winnebago County, Illinois.
Where does North Park PWD get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does North Park PWD have any drinking water violations?
EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in October 2007. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is North Park PWD's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in October 2007. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find North Park PWD's water quality report?
As a community water system, North Park PWD must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Winnebago County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rockford | Winnebago | 147,051 | Community | Groundwater |
| Loves Park | Winnebago | 23,335 | Community | Groundwater |
| Il American-South Beloit | Winnebago | 7,893 | Community | Purchased groundwater |
| Rockton | Winnebago | 7,685 | Community | Groundwater |
| Cherry Valley | Winnebago | 4,731 | Community | Groundwater |
| Winnebago | Winnebago | 2,940 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “North Park PWD, PWSID IL2015500, Illinois”, https://aquacensus.com/water-systems/illinois/north-park-pwd-il2015500 (data as of October 1, 2026).