WaterVerge

Is Wausa, NE Tap Water Safe to Drink?

Graded A, with 2 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

762 residents served 2 water systems PWSID: NE3110711
Overall Score
91.2 / 100
Violations
2 active
Last Updated
May 2026
Source
Groundwater
#57 of 200 in Nebraska Top 12% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
91.2/100
waterverge.com
A 91.2/100

Wausa, NE — Water Quality Report

Wausa's drinking water received a grade of A (91.2 out of 100), indicating excellent water quality. The city's 2 water systems serve approximately 762 residents using groundwater.

Lead levels were measured at 2.6 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 5 violations on record, including 3 health-based violations. 2 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Wausa's water

Wausa ranks #57 out of 200 cities in Nebraska for water quality, placing it mid-range in the state.

Wausa relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

As a small community water system, Wausa may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
91.2 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44.2/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.6 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Wausa, NE water safe to drink?

Use Caution

Wausa's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (91.2/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 2 water systems serve approximately 762 residents using groundwater (wells).

2
Active Violations
2.6 ppb
Lead (90th %ile)
8 events
Disaster History

Recent water quality updates for Wausa

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Wausa's water quality assessment. Grade: A (91.2/100).

Disaster
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING

Federal disaster declaration (FEMA DR-4420). Flood event — may have impacted local water infrastructure.

Disaster
FLOODING

Federal disaster declaration (FEMA DR-4013). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Coliform (TCR).

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Coliform (TCR).

Key contaminant findings

Based on the most recent EPA sampling data for Wausa's water supply.

Lead Within Limits
Detected: 2.6 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Wausa's water system has 5 total violations on record, including 3 health-based violations. 2 remain unresolved.

MCLMR
Most recent violations:
Aug 2000 Coliform (TCR) Resolved
Jul 1994 Lead and Copper Rule Open
Oct 1992 Coliform (TCR) Resolved
Aug 1992 Coliform (TCR) Resolved

Flood & environmental risk

Knox County has experienced 8 federally declared disasters since 1967. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4420
FLOODING
Flood FEMA DR-4013
FLOODING
Flood FEMA DR-3323

Where does Wausa's water come from?

Wausa's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 762 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Wausa residents can do

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Wausa's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
2.6 ppb
EPA Action Level: 15 ppb · 17% of limit
Safe Level
Compliance Record

Violation summary

5
Total violations
3
Health-based
2
Active / unresolved
Aug 2000
Most recent violation
Compliance Record

Violations & advisories

5 Total
2 Active
3 Health-based
3 Resolved
Violations by category
Total Coliform Rule
3
Lead and Copper Rule
1
Jul 1994 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Aug 2000 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Aug 2000
Oct 1992 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1992
Aug 1992 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Aug 1992
Environmental Risk

Drought conditions

D3 — extreme drought

Knox County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

12
Weeks at D2+ (current streak)
16.3%
Months in D2+ (last 30y)
12
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

8
Declared disasters
Mar 2019
Most recent
Flood
Most common type

Knox County has experienced 8 federally declared disasters since 1967. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Mar 2019
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #4420
Aug 2011
FLOODING
Flood FEMA #4013
Jun 2011
FLOODING
Flood FEMA #3323
Sep 2005
HURRICANE KATRINA EVACUEES
Hurricane FEMA #3245
Mar 1978
STORMS, ICE JAMS, SNOWMELT & FLOODING
Flood FEMA #552
Jul 1971
FLOODS
Flood FEMA #308

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.6 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 1.3 ppb from 2004 (2.9 ppb) to 2023 (1.6 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
762
Water Systems
2
Source breakdown
Groundwater
1
Purchased Groundwater
1
Water Source

Where Wausa's water comes from

Groundwater

Wausa's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by local government ownership and serves approximately 762 people through 2 water systems.

Infrastructure

Water systems serving Wausa

System Name PWSID Population Source
WAUSA, VILLAGE OF NE3110711 592 GW
WAU COL RWS - WEST SIDE NE3121370 170 GWP
Regional Comparison

How Wausa compares

Full Nebraska rankings →

Wausa's score of 91.2/100 is above the average of 66/100 among major Nebraska cities. It outscores 10 of 10 nearby cities.

Wausa (this city)
91.2
Omaha
56.5
Lincoln
56.5
Kearney
70
Nebraska avg
66
City Profile

About Wausa, NE

Wikipedia →

Wausa is a village in Knox County, Nebraska, United States. As of the 2020 census, Wausa had a population of 592.

Economic Profile
$57,500
Median Income
$78,968
Median Home Value
$763/mo
Median Rent
2.9%
Unemployment
Community
47.1
Median Age
445
People / sq mi
20.7%
College Educated
87.7%
Homeownership
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Frequently asked questions

Is Wausa, NE tap water safe to drink?

Wausa's water quality earned a grade of A (91.2/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #57 out of 200 cities tested in Nebraska.

What contaminants are in Wausa's water?

Lead was measured at 2.6 ppb (90th percentile). 5 violations are on record.

How is Wausa's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Wausa?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Wausa's water come from?

Wausa's water is sourced from Groundwater. The city has 2 water systems serving approximately 762 residents.

What health violations has Wausa's water system had?

Wausa has 3 health-based violations on record. The most recent violation was recorded in August 2000. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Wausa's groundwater at risk of contamination?

Wausa uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 5 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Wausa's water compare to other cities?

Wausa ranks #57 out of 200 cities in Nebraska (better than 72% of state cities) and #1844 out of 15744 cities nationally (88th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.