No health-based violations on EPA record since 2016.
Serves about 320 people (88 connections) with groundwater bought from Roodhouse.
From EPA's record for IL0610450. PurityMap is independent of Patterson (Inc As Wilmington).
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No health-based violations in the last 10 years, from EPA's SDWIS compliance database.
No lab results for other contaminants (like PFAS) are on file for this system. EPA required that testing from systems serving more than 3,300 people, plus a sample of smaller ones.
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
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Follow this water →Patterson (Inc As Wilmington)'s phone number on EPA record is 217-320-8694. Its mailing address is PO Box 30, PATTERSON, IL 62078.
According to EPA's record, Patterson (Inc As Wilmington) uses groundwater bought from Roodhouse.
No health-based violations on EPA record since 2016. EPA also lists 2 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
Lead was not detected at the 90th percentile of tap samples in Patterson (Inc As Wilmington)'s latest lead and copper round, which ended in December 2025. The federal action level is 15 µg/L.
PurityMap has no verified website for Patterson (Inc As Wilmington). Its phone number on EPA record is 217-320-8694. Its mailing address on EPA record is PO Box 30, PATTERSON, IL 62078. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.