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Public water system record

Jasper Waterworks Corporation

Serves an area of Wayne County, IL that includes Fairfield · 1,578 people served

Federal records show 5 health-based violations and no monitoring/reporting issues for Jasper Waterworks Corporation in the last ten years. The most serious issue in this window was a CARBON, TOTAL violation that EPA lists as archived, not resolved.

  • IL1910020
  • FAIRFIELD
  • IL
  • 1,578 served

System profile

Source water Purchased surface water
ZIP 62837
EPA system ID IL1910020

Verify this system on EPA ECHO →

Health-based violations, last 10 years
5
Resolved
4
Unresolved
0
Archived by EPA
1
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • Jasper Waterworks Corporation buys its water from Fairfield.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.113 mg/L, federal limit 0.08 mg/L (1.4 times the limit), 2023.
  • Most recent formal enforcement: compliance order (no penalty) by Illinois, January 2024.
  • Record on file since 2004, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 709 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
CARBON, TOTAL
Treatment technique failure
 210 Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.089 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Apr 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.108 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
 220 Jan 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.11 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
 220 Oct 1, 2023 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.113 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
 220 Jul 1, 2023 Resolved No

Full record since 2004

EPA's records for Jasper Waterworks Corporation go back to 2004. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 2 1
2010 to October 18, 2016 0 1
2020s 5 0

Most recent health-based violation before October 19, 2016: Total Coliform, began July 2004, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
 Jul 1, 2004 Resolved
Total Coliform (acute)
Contaminant limit exceeded
 Jul 1, 2004 Resolved

Enforcement actions

Illinois regulators took 1 formal enforcement action against Jasper Waterworks Corporation in 2024. The most recent was a compliance order (no penalty) in January 2024.

Date By Action Violations covered
Jan 26, 2024 Illinois Compliance order (no penalty) 4 violations (4 health-based): Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

4 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

CARBON, TOTAL

1 incident

The system did not complete a treatment step or action that federal rules require for CARBON, TOTAL (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Jasper Waterworks Corporation buys its water from Fairfield. It lists no wells or intakes of its own. 1 other community water system buys water from Jasper Waterworks Corporation.

Buys water from

Community systems that buy water from it

Annual water quality report

Jasper Waterworks Corporation must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Illinois.

Certified drinking water labs by state EPA guidance for private wells