Is Mahomet, IL tap water safe?
The short answer
None of the 3 utilities serving Mahomet has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Illinois’s records.
Mahomet, which serves the most people here, has 1 result above the health goal. The worst: Lead at 1.4 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from Mahomet is moderately hard, 94 mg/L (5.5 grains per gallon). How Illinois’s water compares.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Mahomet’s ZIP codes, from EPA’s estimates.
- Open report
Mahomet
Illinois · serves 7,000 people · about 1,100 in Mahomet
1 result above the health goal. The worst: Lead at 1.4 ppb, above the health goal. Hardness: moderately hard, 94 mg/L (5.5 grains per gallon).
No health-based violations since 2016
- Open report
IL American - Champaign
Illinois · serves 150,000 people · about 440 in Mahomet
2 results above the health goal. The worst: Arsenic at 1.0 ppb, above the health goal. Hardness: soft to moderately hard depending on the source, 40 to 85 mg/L (2.3 to 5 grains per gallon).
No health-based violations since 2016
- Open report
Sangamon Valley PWD
Illinois · serves 5,300 people · about 420 in Mahomet
Nothing in its records is above a health goal. Hardness: moderately hard, typically 76 mg/L (4.5 grains per gallon).
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Mahomet’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Mahomet
The lab Illinois certifies closest to Mahomet, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Key Laboratory Services, Inc.
Monticello, IL · about 15 miles
Certified for bacteria
Illinois Department of Public Health: Coliform bacteria and nitrate testing for private wells, with sample bottles from your local health department, or from the department's nearest regional office where there is none. You mail the sample to the lab, and results come back through the health department. Well Sampling for Coliform & Nitrate, Illinois Department of Public Health.
All 30 certified labs for IllinoisWhich ZIP codes are in Mahomet: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Illinois Department of Public Health, certified water microbiology laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Mahomet
Other towns in Champaign County with a page of their own.
What to do next
- Read Mahomet’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water