Water Quality Report · Updated May 12, 2026
ANKENY, CITY OF
ANKENY, CITY OF delivers tap water graded C (65/100) by TapWaterSafety.org. The utility serves approximately 76,207 residents in ANKENY, Iowa using surface water (purchased). The most significant water quality concerns are: Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline; Arsenic significantly above health guideline. For questions, the utility can be reached at 515-965-6485.
Is ANKENY tap water safe to drink?
ANKENY, CITY OF delivers tap water that earns a grade of C (65/100) from TapWaterSafety.org — an average rating, with several contaminants above health guidelines but generally compliant with US legal limits.
The utility serves 76,207 residents in ANKENY, drawing from surface water (purchased).
Public testing data identifies 15 contaminants in this water above EWG's health-based guidelines, including: Total trihalomethanes (TTHMs), Haloacetic acids (HAA9), Arsenic, Bromodichloromethane, Dibromochloromethane, Haloacetic acids (HAA5), Dibromoacetic acid, Chloroform, Dichloroacetic acid, Trichloroacetic acid, Nitrate, Radium, combined (-226 and -228), Bromoform, Chromium (hexavalent), Bromochloromethane. 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 ANKENY residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for ANKENY, CITY OF.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 47.9 ppb, 319x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 16.6 ppb, 277x above the EWG health guideline of 0.06 ppb.
Arsenic significantly above health guideline
Moderate concernArsenic detected at 1.0 ppb, 250x above the EWG health guideline of 0.004 ppb.
Contact ANKENY, CITY OF
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 ANKENY
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 65/100 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 |
47.9 ppb | 0.15 | 80.0 | 100 | — | — | — | 319× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
16.6 ppb | 0.06 | — | — | — | — | — | 277× over |
| Arsenic Heavy metal |
1.0 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 250× over |
| Bromodichloromethane Disinfection byproduct |
13.3 ppb | 0.06 | — | — | — | — | — | 222× over |
| Dibromochloromethane Disinfection byproduct |
8.85 ppb | 0.1 | — | — | — | — | — | 88× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
8.56 ppb | 0.1 | 60.0 | 60 | — | — | — | 86× over |
| Dibromoacetic acid Disinfection byproduct |
1.94 ppb | 0.03 | — | — | — | — | — | 65× over |
| Chloroform Disinfection byproduct |
23.2 ppb | 0.4 | — | — | — | — | — | 58× over |
| Dichloroacetic acid Disinfection byproduct |
5.27 ppb | 0.2 | — | — | — | — | — | 26× over |
| Trichloroacetic acid Disinfection byproduct |
1.46 ppb | 0.1 | — | — | — | — | — | 15× over |
| Nitrate Inorganic |
1.07 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 7.6× over |
| Radium, combined (-226 and -228) Radiological |
0.32 pCi/L | 0.05 | 5.0 | — | — | — | — | 6.4× over |
| Bromoform Disinfection byproduct |
2.19 ppb | 0.5 | — | — | — | — | — | 4.4× over |
| Chromium (hexavalent) Heavy metal |
0.0693 ppb | 0.02 | — | — | — | — | — | 3.5× over |
| Bromochloromethane Other |
0.0974 ppb | 0.06 | — | — | — | — | — | 1.6× over |
| Chlorate Disinfection byproduct |
154.7 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Atrazine* Pesticide/Herbicide |
0.0333 ppb | 0.1 | 3.0 | 0.1 | 100 | 0.15 | — | Below guideline |
| Molybdenum Other |
6.07 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Dichloromethane (methylene chloride)* Volatile organic compound |
0.2 ppb | 4.0 | 5.0 | — | — | — | — | Below guideline |
| Vanadium Other |
0.922 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
1.47 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Cobalt Other |
0.745 ppb | 70.0 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.104 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.287 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 4-Androstene-3,17-dione* Other |
0.099 ppt | — | — | — | — | — | — | Below guideline |
| cis-1,2-Dichloroethylene* Volatile organic compound |
0.207 ppb | — | 70.0 | — | — | — | — | Below guideline |
| Dalapon* Pesticide/Herbicide |
0.2 ppb | — | 200.0 | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.97 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
| Lithium Other |
23.0 ppb | — | — | — | — | — | — | Below guideline |
| Metolachlor* Pesticide/Herbicide |
0.2 ppb | — | — | — | — | — | — | Below guideline |
| Nitrite* Inorganic |
0.000278 ppm | — | 1.0 | — | — | — | — | Below guideline |
| o-toluidine * Other |
0.000917 ppb | — | — | — | — | — | — | Below guideline |
| Quinoline* Other |
0.065 ppb | — | — | — | — | — | — | 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.
ANKENY, CITY OF service area
This water system serves 1 community in Polk County, Iowa. Click any city for its dedicated tap water quality page.
Find the right filter for ANKENY water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.