Public water system · IL0330020
ActiveHardinville Water Company
At a glance
Hardinville Water Company (PWSID IL0330020) is an active community water system in Crawford County, Illinois. It reports serving 3,403 people through 1,277 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; none is health-based, and the most recent began in October 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,403
Service connections
1,277
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Hardinville Water Company compare with other water systems in Crawford County?
By EPA's size categories, Hardinville Water Company is a medium system (3,301 to 10,000 people). Crawford County has 8 active public water systems, and Hardinville Water Company is the 2nd-largest of them by population served. Its population served is about 31% above the county average of 2,595 people per system, and accounts for 16% of the 20,758 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 Hardinville Water Company is about half of 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 Hardinville Water Company?
EPA lists Hardinville Water Company 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. 6 of the 8 active systems in Crawford County (75%) are also owned by a local government.
Does Hardinville Water Company have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in October 2010. The violations listed here began between June 1994 and October 2010. By type: 6 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 5 as archived and 1 as resolved. 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2010-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 1998-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1996-03-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1996-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1995-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1994-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Hardinville Water Company: frequently asked questions
Who runs Hardinville Water Company?
Hardinville Water Company (PWSID IL0330020) is a community water system owned by a local government. It is regulated by the IL state drinking water program.
How many people does Hardinville Water Company serve?
Hardinville Water Company reports serving 3,403 people through 1,277 service connections in Crawford County, Illinois.
Where does Hardinville Water Company 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 Hardinville Water Company have any drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in October 2010. 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 Hardinville Water Company'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; none is health-based, and the most recent began in October 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Hardinville Water Company's water quality report?
As a community water system, Hardinville Water Company 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 Crawford County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Robinson-Palestine Water Commission | Crawford | 11,331 | Community | Groundwater |
| Oblong | Crawford | 2,321 | Community | Purchased groundwater |
| Eaton PWD | Crawford | 1,655 | Community | Purchased groundwater |
| Robinson Correctional Center | Crawford | 1,085 | Community | Purchased groundwater |
| Hutsonville | Crawford | 613 | Community | Purchased groundwater |
| Flat Rock | Crawford | 325 | Community | Purchased 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, “Hardinville Water Company, PWSID IL0330020, Illinois”, https://aquacensus.com/water-systems/illinois/hardinville-water-company-il0330020 (data as of October 1, 2026).