No health-based violations on EPA record since 2016.
Serves about 438 people (175 connections) with groundwater from its own wells.
From EPA's record for IL1875050. PurityMap is independent of Little Swan Lake SD.
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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 →Little Swan Lake SD's phone number on EPA record is 309-333-3762. Its mailing address is 122 South 11th street, MONMOUTH, IL 61462.
According to EPA's record, Little Swan Lake SD uses groundwater from its own wells.
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 Little Swan Lake SD's latest lead and copper round, which ended in June 2026. The federal action level is 15 µg/L.
PurityMap has no verified website for Little Swan Lake SD. Its phone number on EPA record is 309-333-3762. Its mailing address on EPA record is 122 South 11th street, MONMOUTH, IL 61462. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.