Is Cayuga, IN tap water safe?
The short answer
Neither of the 2 utilities serving Cayuga has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records.
Cayuga Water Department, which serves the most people here, has 2 results above the health goal. The worst: Arsenic at 1.6 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
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 Cayuga’s ZIP codes, from EPA’s estimates.
- Open report
Cayuga Water Department
Indiana · serves 1,162 people · under 100 in Cayuga
2 results above the health goal. The worst: Arsenic at 1.6 ppb, above the health goal.
No health-based violations since 2016
- Open report
City of Georgetown (Illinois)
Indiana · serves 50 people · lists Cayuga among the places it serves
Nothing in its records is above a health goal.
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 Cayuga Water Department’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Arsenic, Lead
Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic, Lead
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic, Lead
Water testing near Cayuga
The 3 labs Indiana certifies closest to Cayuga, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Montgomery CHD Microbiology Laboratory
Crawfordville, IN · about 32 miles
Certified for bacteria
McCoy & McCoy Laboratories, a Pace Analytical Services Company
Farmersburg, IN · about 46 miles
Certified for bacteria
(812) 696-5076Website: McCoy & McCoy Laboratories, a Pace Analytical Services Company
Environmental Laboratories, Inc. - Lafayette
Lafayette, IN · about 48 miles
Certified for bacteria
(888) 932-6699Website: Environmental Laboratories, Inc. - Lafayette
Indiana Department of Health laboratory: Test kits for well water: nitrate, fluoride, and arsenic, lead and copper, ordered from the lab and returned by mail. They are open to the public. Nitrate is $10 a sample plus $6.50 shipping per order, fluoride $10 plus shipping, and the arsenic, lead and copper kit $20 plus $6.50 shipping. Water Testing, Indiana Department of Health.
All 81 certified labs for IndianaZIP codes in Cayuga
Which ZIP codes are in Cayuga: 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: Indiana Department of Health, certified drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Cayuga
Other towns in Vermillion County with a page of their own.
What to do next
- Read Cayuga Water Department’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for ArsenicRanked by certification and what they cost over five years.The best reverse osmosis systems, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water