WaterVerge

Is Stromsburg, NE Tap Water Safe to Drink?

Graded B — but Copper was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓

1K residents served 1 water system PWSID: NE3114303
Overall Score
79.5 / 100
Violations
2 active
Last Updated
May 2026
Source
Groundwater
#167 of 200 in Nebraska Top 53% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
BGRADE
Water Quality Grade
79.5/100
waterverge.com
B 79.5/100

Stromsburg, NE — Water Quality Report

Stromsburg's drinking water received a grade of B (79.5 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,155 residents using groundwater.

Lead levels were measured at 9.1 ppb (90th percentile), which is within EPA limits but above recommended levels. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 9 violations on record, including 7 health-based violations. 2 remain unresolved.

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

What to know about Stromsburg's water

Stromsburg ranks #167 out of 200 cities in Nebraska for water quality, placing it among the lowest-rated in the state.

Stromsburg 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.

While lead levels are within EPA limits, they are above the recommended 5 ppb threshold that health organizations consider ideal. A point-of-use filter adds an extra layer of protection.

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

Quality Breakdown

Water quality score

See methodology →
79.5 out of 100 Grade B
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
43.5/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
9/20
D
Lead at 9.1 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 Stromsburg, NE water safe to drink?

Use Caution

Stromsburg's tap water meets most EPA standards but has areas that warrant attention. With a grade of B (79.5/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 1,155 residents using groundwater (wells).

2
Active Violations
9.1 ppb
Lead (90th %ile)
5 events
Disaster History

Recent water quality updates for Stromsburg

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Stromsburg's water quality assessment. Grade: B (79.5/100).

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

Federal disaster declaration (FEMA DR-4420). 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

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

Disaster
SEVERE STORMS, ICE JAMS, AND FLOODING

Federal disaster declaration (FEMA DR-1902). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

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

Key contaminant findings

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

Lead Elevated
Detected: 9.1 ppb Limit: 15 ppb (EPA Action Level)

Within EPA limits but above the American Academy of Pediatrics recommended level of 1 ppb. An NSF 53-certified filter provides additional protection.

Copper Exceeds Limit
Detected: 2.08 mg/L Limit: 1.3 mg/L (EPA Action Level)

Exceeds EPA action level. Copper can leach from household plumbing — flush taps for 30 seconds before drinking.

Violation history

Stromsburg's water system has 9 total violations on record, including 7 health-based violations. 2 remain unresolved.

MCLMRTT
Most recent violations:
Jan 2013 Coliform (TCR) Resolved
Sep 2012 Coliform (TCR) Resolved
Jul 2007 Coliform (TCR) Resolved
Mar 2004 Coliform (TCR) Resolved
Jan 1998 Lead and Copper Rule Open

Flood & environmental risk

Polk County has experienced 5 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
SEVERE STORMS, ICE JAMS, AND FLOODING
Flood FEMA DR-1902
HURRICANE KATRINA EVACUEES
Hurricane FEMA DR-3245

Where does Stromsburg's water come from?

Stromsburg's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,155 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Stromsburg 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.

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

Monitor alerts during storms

Stromsburg'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
9.1 ppb
EPA Action Level: 15 ppb · 61% of limit
Safe Level
Copper (90th percentile)
Inorganic
Over Limit
2.08 mg/L
EPA Action Level: 1.3 mg/L · +20% over limit
Exceeds Limit
Compliance Record

Violation summary

9
Total violations
7
Health-based
2
Active / unresolved
Jan 2013
Most recent violation
Compliance Record

Violations & advisories

9 Total
2 Active
7 Health-based
7 Resolved
Violations by category
Total Coliform Rule
7
Lead and Copper Rule
1
Jan 1998 Active
Lead and Copper Rule
Treatment Technique
Health-Based Health 0
Active
Compliance Violation
Monitoring 0
Jan 2013 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jan 2013
Sep 2012 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 2012
Jul 2007 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jul 2007
Mar 2004 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2004
Apr 1997 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Apr 1997
Oct 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1993
Sep 1992 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 1992
Environmental Risk

Drought conditions

D2 — severe drought

Polk County is currently in D2 (severe 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.

8
Weeks at D2+ (current streak)
14.5%
Months in D2+ (last 30y)
8
Weeks at D2+ (last 5y)

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

Environmental Risk

Flood & disaster history

5
Declared disasters
Mar 2019
Most recent
Flood
Most common type

Polk County has experienced 5 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
Apr 2010
SEVERE STORMS, ICE JAMS, AND FLOODING
Flood FEMA #1902
Sep 2005
HURRICANE KATRINA EVACUEES
Hurricane FEMA #3245
Jul 1993
SEVERE STORMS AND FLOODING
Flood FEMA #998
Jul 1967
SEVERE STORMS & FLOODING
Flood FEMA #228

Recommended water filters

Based on contaminants detected in Stromsburg's water supply, we recommend the following filter types.

🚰
For Lead
Reverse Osmosis or NSF 53-Certified Pitcher
Lead detected at 9.1 ppb
Read our guide →
🔧
For Copper
Reverse Osmosis or KDF Filter
Copper exceeds the EPA action level of 1.3 mg/L

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 9.1 15 ppb Inorganic Safe
Copper (90th percentile) 2.08 1.3 mg/L Inorganic Over Limit
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has increased by 8.1 ppb from 2001 (1.0 ppb) to 2025 (9.1 ppb).

Copper level trend (90th percentile)

EPA action level: 1.3 mg/L
Copper has decreased by 0.350 mg/L from 1993 (2.430 mg/L) to 2025 (2.080 mg/L).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,155
Water Systems
1
Water Source

Where Stromsburg's water comes from

Groundwater

Stromsburg'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 1,155 people through 1 water system.

Infrastructure

Water systems serving Stromsburg

System Name PWSID Population Source
STROMSBURG, CITY OF NE3114303 1,155 GW
Regional Comparison

How Stromsburg compares

Full Nebraska rankings →

Stromsburg's score of 79.5/100 is above the average of 66/100 among major Nebraska cities. It outscores 9 of 10 nearby cities.

Stromsburg (this city)
79.5
Omaha
56.5
Lincoln
56.5
Kearney
70
Nebraska avg
66
City Profile

About Stromsburg, NE

Wikipedia →

Stromsburg is a city in Polk County, Nebraska, United States. The population was 1,028 as per the 2020 census.

Economic Profile
$58,162
Median Income
$134,908
Median Home Value
$615/mo
Median Rent
2.2%
Unemployment
Community
45.6
Median Age
366
People / sq mi
24.4%
College Educated
75.5%
Homeownership
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Frequently asked questions

Is Stromsburg, NE tap water safe to drink?

Stromsburg's water quality earned a grade of B (79.5/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #167 out of 200 cities tested in Nebraska.

What contaminants are in Stromsburg's water?

Lead was measured at 9.1 ppb (90th percentile). 9 violations are on record.

How is Stromsburg'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 Stromsburg?

While lead levels are within EPA limits, a filter adds extra protection. Based on current data, basic filtration should suffice for additional peace of mind.

Where does Stromsburg's water come from?

Stromsburg's water is sourced from Groundwater. The city has 1 water system serving approximately 1,155 residents.

What health violations has Stromsburg's water system had?

Stromsburg has 7 health-based violations on record. The most recent violation was recorded in January 2013. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Stromsburg's groundwater at risk of contamination?

Stromsburg 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 9 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 Stromsburg's water compare to other cities?

Stromsburg ranks #167 out of 200 cities in Nebraska (better than 17% of state cities) and #8248 out of 15744 cities nationally (48th percentile). The grade of B reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Stromsburg's small water system affect quality?

Stromsburg's system serves approximately 1,155 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 9 violations on record.