Water Quality in Omaha, NE: 3 Violations Recorded for Mapped Water Systems

Data: EPA Safe Drinking Water Information System (SDWIS)

Water Quality Overview

Omaha, Nebraska has directly mapped EPA water-system data for 33 ZIP codes. This page reports typed compliance facts and does not relabel the multi-source Home Safety Score as a drinking-water grade.

The available EPA records report 3 violations (all classified as monitoring/reporting type in the available record) across 33 directly mapped ZIP records with reported counts.

Lead Levels

The average of the reported 90th-percentile lead results across the ZIP codes of Omaha is 0.0123 mg/L; the EPA action level of 0.015 mg/L applies to a water system's own 90th-percentile result and is not a safety threshold (EPA's health goal for lead is zero). No exceedances appear among the 33 ZIP records with known lead status.

With 61% of homes built before 1986, Omaha has a higher-than-average risk of lead from older plumbing. Lead solder was banned in 1986, and homes built before this date may have lead in pipes, solder joints, or fixtures.

Water Systems Serving Omaha

Omaha is served by 9 community water systems regulated under the Safe Drinking Water Act. About 564,566 people live in the area (49 ZIP codes, Census); this is not the systems' reported service population.

Each water system is identified by a Public Water System ID (PWSID) and is required to:

• Test for over 90 regulated contaminants on a regular schedule
• Report results to the EPA and state regulators
• Issue an annual Consumer Confidence Report (CCR) to all customers
• Take corrective action when violations occur

EPA records list 140 enforcement actions against water systems serving Omaha. Enforcement actions range from informal compliance assistance to formal orders and penalties.

How to Check Your Water in Omaha

1. Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels and violation history

2. Request your CCR - your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants

3. Get a home test - certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel

4. Consider filtration - NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics

5. Check for advisories - monitor your local utility website and local news for boil water advisories or system alerts

Contaminants Detected in Omaha Water Systems

The following contaminants have been detected or caused violations across Omaha's water systems:

The standard column shows the EPA Maximum Contaminant Level (MCL) except for lead and copper, whose value is an action level that triggers corrective steps and is not an MCL. Health-based violations are MCL, MRDL and treatment-technique violations.

EPA Enforcement History

The EPA and state regulators have taken 6 enforcement actions against water systems serving Omaha. Recent actions:

Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2024-10-17.

Omaha vs. Nearby Nebraska Cities

How Omaha's water quality compares to similar cities in Nebraska:

Recommended Water Filters for Omaha

Based on contaminants detected in Omaha's water supply, these filter types are recommended:

Reverse Osmosis (under-sink)

• Removes: Lead
• Effectiveness: 95-99%
• Cost range: $150–$500
• Certification: NSF/ANSI 58
• Recommended products:
  • Waterdrop G3P800
  • Aquasana AQ-5200
  • Clearly Filtered Pitcher

Granular Activated Carbon (GAC, whole-house POE)

• Removes: Total Trihalomethanes (TTHM)
• Effectiveness: 80-99%
• Cost range: $400–$2000
• Certification: NSF/ANSI 53
• Recommended products:
  • Aquasana AQ-5200
  • Aquasana EQ-1000 Rhino

Water Quality by ZIP Code in Omaha

EPA coverage and recorded violations can differ across Omaha's ZIP codes. Missing counts are shown as unavailable, not zero:

Common Questions About Omaha Water

These are the most common questions residents search for about water quality in Omaha, Nebraska:

Is Omaha water hard or soft? Water hardness varies by source. Omaha's 9 water systems use multiple sources. Check your ZIP code report for specific hardness data.

Can I drink Omaha tap water? City-level EPA records cannot determine safety at a specific tap. No health-based violations are recorded across 33 directly mapped ZIP records with known counts, but this is not a property-level safety guarantee.

What is the best water filter for Omaha? Based on detected contaminants, a reverse osmosis (under-sink) filter is most recommended. See our Water Filter Matcher for personalized recommendations.

Omaha vs. Nebraska Average

Understanding how Omaha compares to the broader Nebraska average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.

To see how individual neighborhoods compare, check the ZIP code reports below - water quality can vary significantly even within Omaha.

ZIP Codes in Omaha

Omaha spans 49 ZIP codes. EPA water-system coverage is available for 33 directly mapped ZIP codes. Check each ZIP code for detailed contaminant data, violation history, and system information.

Data Sources

• Water quality: EPA Safe Drinking Water Information System (SDWIS)
• Lead/copper: EPA Lead and Copper Rule sampling data
• Radon: EPA Map of Radon Zones
• Enforcement: EPA ECHO database
• Filter recommendations: NSF/ANSI certified products

Source reporting periods vary. See each cited source for its publication schedule.