Is Greensburg, IN tap water safe?
The short answer
3 of the 3 utilities serving Greensburg have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Greensburg Municipal Water Works, Lake Santee Rwwd and Decatur Co. Water Corp..
Greensburg Municipal Water Works, which serves the most people here, has 1 result above the legal limit and 2 results above the health goal. The worst: Total trihalomethanes (TTHM) at 50 ppb, above the legal limit.
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 Greensburg’s ZIP codes, from EPA’s estimates.
- Open report
Greensburg Municipal Water Works
Indiana · serves 12,650 people · about 380 in Greensburg
1 result above the legal limit and 2 results above the health goal. The worst: Total trihalomethanes (TTHM) at 50 ppb, above the legal limit.
7 health-based violations since 2016
- Open report
Lake Santee Rwwd
Indiana · serves 1,500 people · under 100 in Greensburg
1 result above the legal limit and 1 result above the health goal. The worst: Haloacetic acids (HAA5) at 33 ppb, above the legal limit.
6 health-based violations since 2016
- Open report
Decatur Co. Water Corp.
Indiana · serves 3,440 people · under 100 in Greensburg
2 results above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 75.3 ppb, above the legal limit.
4 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 Greensburg Municipal Water Works’s water, which serves the most people here. Another utility’s report names what handles its own results.
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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: Total trihalomethanes (TTHM), Lead, Arsenic
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: Total trihalomethanes (TTHM), Lead, Arsenic
Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Total trihalomethanes (TTHM), Lead, Arsenic
Water testing near Greensburg
The 3 labs Indiana certifies closest to Greensburg, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Element Laboratories -Columbus
Columbus, IN · about 29 miles
Certified for bacteria
Environmental Laboratories, Inc. - Madison
Madison, IN · about 35 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts
(812) 273-6699Website: Environmental Laboratories, Inc. - Madison
Hancock Water Laboratory
Greenfield, IN · about 38 miles
Certified for bacteria
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 Greensburg
Which ZIP codes are in Greensburg: 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 Greensburg
Towns nearby with a page of their own.
What to do next
- Read Greensburg Municipal Water Works’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Total trihalomethanes (TTHM)What it does to health, where it comes from, and the certification claim that addresses it.About Total trihalomethanes (TTHM)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water