Drinking water quality · 2024
· Verified
What's in Evansville, IN tap water
14 contaminants were measured in the Evansville, IN water system's 2024 annual report. Each is shown below against its federal limit.
- Reporting year
- 2024
- Contaminants measured
- 14
- Over federal limit
- 0
- Approaching the limit
- 2
- Service area
- IN
PFAS — EPA UCMR5 (2023–2025)
1 PFAS compound detected in Evansville, IN
The EPA finalized the first-ever federal drinking-water limits for six PFAS compounds in April 2024. These numbers come straight from EPA's UCMR5 lab dataset — every U.S. system serving more than 3,300 people tested every PFAS sample at an entry point to its distribution system. PFAS not listed below were either tested and not detected, or not yet sampled.
Lithium
● Detected (no federal limit)below national p90 (76.59999999999991 mg/L across detecting U.S. systems)
Where your water comes from · EPA SDWIS
Evansville, IN's drinking water comes from surface water, drawn from 1 source.
Source
- OHIO RIVER INTAKE
Treatment
- TREATMENT PLANT
Distribution
Historical readings · EPA Six-Year Review (2012–2019)
11 historically-detected contaminants in Evansville, IN
Every U.S. public water system reports compliance-monitoring data to EPA. The Six-Year Review releases the 2012–2019 window as a single dataset — here's what your system reported, year by year. Values shown are the highest detection per analyte per year, compared to the federal MCL.
| Contaminant | Worst detection | EPA limit | Years (2012–2019) |
|---|---|---|---|
HAA5 worst: 2015 | 0.0598 mg/L 100% | 0.06 mg/L | '12'13'14'15'16'17'18'19 |
TTHM worst: 2018 | 0.078 mg/L 98% | 0.08 mg/L | '12'13'14'15'16'17'18'19 |
ATRAZINE worst: 2012 | 0.0012 mg/L within above national p90 | 0.003 mg/L | '12'13'14'16'17'18'19 |
FLUORIDE worst: 2012 | 0.91 mg/L within | 4 mg/L | '12'13'14'15'16'17'18'19 |
GROSS ALPHA worst: 2019 | 2.3 pCi/L within | 15 pCi/L | '19 |
NITRATE worst: 2017 | 1.4 mg/L within | 10 mg/L | '12'13'14'15'16'17'18'19 |
NITRATE NITRITE worst: 2017 | 1.4 mg/L within | 10 mg/L | '13'14'15'17'18'19 |
SIMAZINE worst: 2013 | 0.00008 mg/L within | 0.004 mg/L | '12'13 |
TWOFOURD worst: 2013 | 0.0005 mg/L within below national p90 | 0.07 mg/L | '13'15'16'17 |
COPPER worst: 2018 | 0.078 mg/L below national p90 | — | '18 |
LEAD worst: 2018 | 0.002 mg/L | — | '18 |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChloramineA longer-lasting disinfectant made by combining chlorine with ammonia. | 0.5–3.4 mg/LRangeSystem-wide | 4 mg/LMRDL | Approaching the limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 0.88AverageSystem-wide | 5MCL | Within the limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.04 NTUAverageSystem-wide | 0.3 NTUMCL | Within the limit |
| TOCTotal organic carbon — a measure of organic material dissolved in the water. | 3.53 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| SulfateA naturally occurring mineral from rock and soil. | 53.4 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| SodiumA naturally occurring salt component. | 25 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
People also ask about Evansville, IN's water
+Is Evansville, IN tap water safe to drink in 2024?
Every one of the 14 contaminants measured in Evansville, IN's 2024 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Evansville, IN tap water?
14 contaminants were measured in Evansville, IN's 2024 Consumer Confidence Report, spanning metals, inorganic chemicals, and disinfection byproducts. 11 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Are any contaminants in Evansville, IN tap water approaching the federal limit?
2 contaminants are between 80% and 100% of the federal limit in this report: Lithium and Chloramine. Approaching means measured but not in violation — a margin that can close quickly if conditions change.
+Where does the data on this page come from?
Every value is transcribed from Evansville, IN's 2024 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Evansville, IN's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2024 report; a new report will replace it once the utility publishes its next annual update.