Water Quality Report · Updated May 12, 2026
ANDERSON WATER DEPARTMENT
ANDERSON WATER DEPARTMENT delivers tap water graded C (73/100) by TapWaterSafety.org. The utility serves approximately 55,212 residents in ANDERSON, Indiana using groundwater under direct influence. The most significant water quality concerns are: Total trihalomethanes (TTHMs) significantly above health guideline; Arsenic significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline. For questions, the utility can be reached at 765-602-6060.
Is ANDERSON tap water safe to drink?
ANDERSON WATER DEPARTMENT delivers tap water that earns a grade of C (73/100) from TapWaterSafety.org — an average rating, with several contaminants above health guidelines but generally compliant with US legal limits.
The utility serves 55,212 residents in ANDERSON, drawing from groundwater under direct influence.
Public testing data identifies 6 contaminants in this water above EWG's health-based guidelines, including: Total trihalomethanes (TTHMs), Arsenic, Haloacetic acids (HAA9), Haloacetic acids (HAA5), Nitrate, Chromium (hexavalent). For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
Quick actions for ANDERSON residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for ANDERSON WATER DEPARTMENT.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 29.4 ppb, 196x above the EWG health guideline of 0.15 ppb.
Arsenic significantly above health guideline
Moderate concernArsenic detected at 0.72 ppb, 180x above the EWG health guideline of 0.004 ppb.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 10.2 ppb, 170x above the EWG health guideline of 0.06 ppb.
Contact ANDERSON WATER DEPARTMENT
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for ANDERSON
Filters matched to the specific contaminants in this water supply.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
Reverse Osmosis
$249-$750Arsenic is most effectively removed by reverse osmosis. Some specialized adsorptive filters also work.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
Score breakdown
This utility's overall score of 73/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). Why we show multiple standards →
| Contaminant | Detected | EWG US health-based |
EPA US legal |
EU DWD Europe |
WHO global |
CA PHG strictest US |
Tested sample year |
Status |
|---|---|---|---|---|---|---|---|---|
| Total trihalomethanes (TTHMs) Disinfection byproduct |
29.4 ppb | 0.15 | 80.0 | 100 | — | — | — | 196× over |
| Arsenic Heavy metal |
0.72 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 180× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
10.2 ppb | 0.06 | — | — | — | — | — | 170× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
13.5 ppb | 0.1 | 60.0 | 60 | — | — | — | 135× over |
| Nitrate Inorganic |
0.154 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 1.1× over |
| Chromium (hexavalent) Heavy metal |
0.0216 ppb | 0.02 | — | — | — | — | — | 1.1× over |
| Barium Heavy metal |
155.6 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Molybdenum Other |
6.56 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Trichloroethylene Volatile organic compound |
0.0415 ppb | 0.4 | 5.0 | 10 | 20 | 1.7 | — | Below guideline |
| Di(2-ethylhexyl) phthalate Semi-volatile organic compound |
0.0469 ppb | 3.0 | 6.0 | — | — | — | — | Below guideline |
| Chlorate Disinfection byproduct |
2.24 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
0.182 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Strontium Radiological |
0.386 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.826 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.
Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
ANDERSON WATER DEPARTMENT service area
This water system serves 1 community in Madison County, Indiana. Click any city for its dedicated tap water quality page.
Find the right filter for ANDERSON water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.