Water Quality Report · Updated May 12, 2026
METROPOLITAN UTILITIES DISTRICT
METROPOLITAN UTILITIES DISTRICT delivers tap water graded D (60/100) by TapWaterSafety.org. The utility serves approximately 660,000 residents in OMAHA, Nebraska using surface water. The most significant water quality concerns are: Arsenic significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline. For questions, the utility can be reached at 402-504-7147.
Is OMAHA tap water safe to drink?
METROPOLITAN UTILITIES DISTRICT delivers tap water that earns a grade of D (60/100) from TapWaterSafety.org — a below-average rating, with multiple concerns including arsenic significantly above health guideline.
The utility serves 660,000 residents in OMAHA, drawing from surface water.
Public testing data identifies 14 contaminants in this water above EWG's health-based guidelines, including: Arsenic, Haloacetic acids (HAA9), Total trihalomethanes (TTHMs), Bromochloroacetic acid, Haloacetic acids (HAA5), Bromodichloromethane, Dichloroacetic acid, Chloroform, Dibromoacetic acid, Dibromochloromethane, Trichloroacetic acid, Chromium (hexavalent), Nitrate and nitrite, Radium, combined (-226 and -228). 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 OMAHA residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for METROPOLITAN UTILITIES DISTRICT.
Arsenic significantly above health guideline
Moderate concernArsenic detected at 2.59 ppb, 648x above the EWG health guideline of 0.004 ppb.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 33.2 ppb, 553x above the EWG health guideline of 0.06 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 40.2 ppb, 268x above the EWG health guideline of 0.15 ppb.
Contact METROPOLITAN UTILITIES DISTRICT
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 OMAHA
Filters matched to the specific contaminants in this water supply.
Reverse Osmosis
$249-$750Arsenic is most effectively removed by reverse osmosis. Some specialized adsorptive filters also work.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
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 60/100 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 |
|---|---|---|---|---|---|---|---|---|
| Arsenic Heavy metal |
2.59 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 648× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
33.2 ppb | 0.06 | — | — | — | — | — | 553× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
40.2 ppb | 0.15 | 80.0 | 100 | — | — | — | 268× over |
| Bromochloroacetic acid Disinfection byproduct |
5.06 ppb | 0.02 | — | — | — | — | — | 253× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
19.3 ppb | 0.1 | 60.0 | 60 | — | — | — | 193× over |
| Bromodichloromethane Disinfection byproduct |
11.0 ppb | 0.06 | — | — | — | — | — | 184× over |
| Dichloroacetic acid Disinfection byproduct |
13.6 ppb | 0.2 | — | — | — | — | — | 68× over |
| Chloroform Disinfection byproduct |
23.5 ppb | 0.4 | — | — | — | — | — | 59× over |
| Dibromoacetic acid Disinfection byproduct |
1.74 ppb | 0.03 | — | — | — | — | — | 58× over |
| Dibromochloromethane Disinfection byproduct |
5.3 ppb | 0.1 | — | — | — | — | — | 53× over |
| Trichloroacetic acid Disinfection byproduct |
3.28 ppb | 0.1 | — | — | — | — | — | 33× over |
| Chromium (hexavalent) Heavy metal |
0.609 ppb | 0.02 | — | — | — | — | — | 30× over |
| Nitrate and nitrite Inorganic |
1.15 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 8.2× over |
| Radium, combined (-226 and -228) Radiological |
0.16 pCi/L | 0.05 | 5.0 | — | — | — | — | 3.2× over |
| Bromoform Disinfection byproduct |
0.299 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Atrazine Pesticide/Herbicide |
0.0409 ppb | 0.1 | 3.0 | 0.1 | 100 | 0.15 | — | Below guideline |
| Vanadium Other |
4.2 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Antimony Heavy metal |
0.121 ppb | 1.0 | 6.0 | 10 | 20 | 1 | — | Below guideline |
| Barium Heavy metal |
75.6 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Molybdenum Other |
3.81 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Selenium Heavy metal |
2.16 ppb | 30.0 | 50.0 | 20 | 40 | 30 | — | Below guideline |
| Chlorate Disinfection byproduct |
4.73 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.674 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
0.88 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Strontium Radiological |
0.294 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Chromium (total) Heavy metal |
1.06 ppb | — | 100.0 | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.623 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
| Quinoline Other |
0.00295 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.
METROPOLITAN UTILITIES DISTRICT service area
This water system serves 1 community in Douglas County, Nebraska. Click any city for its dedicated tap water quality page.
Find the right filter for OMAHA water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.