WaterVerge

Is Curtis, NE Tap Water Safe to Drink?

Graded B+, with 3 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

806 residents served 1 water system PWSID: NE3106302
Overall Score
84.6 / 100
Violations
3 active
Last Updated
May 2026
Source
Groundwater
#140 of 200 in Nebraska Top 37% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
84.6/100
waterverge.com
B+ 84.6/100

Curtis, NE — Water Quality Report

Curtis's drinking water received a grade of B+ (84.6 out of 100), indicating good water quality. The city's 1 water system serves approximately 806 residents using groundwater.

Lead levels were measured at 2.8 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 6 violations on record, including 1 health-based violation. 3 remain unresolved.

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

What to know about Curtis's water

Curtis ranks #140 out of 200 cities in Nebraska for water quality, placing it below average in the state.

Curtis 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, Curtis may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
84.6 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
40.6/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
19/20
A
Lead at 2.8 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Curtis, NE water safe to drink?

Concerns Identified

Curtis's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (84.6/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 806 residents using groundwater (wells).

3
Active Violations
2.8 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Curtis

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Curtis's water quality assessment. Grade: B+ (84.6/100).

Violation
1 drinking water violation recorded

Contaminants: LEAD AND COPPER RULE REVISIONS.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

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

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

Disaster
HURRICANE KATRINA EVACUEES

Federal disaster declaration (FEMA DR-3245). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 2.8 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Curtis's water system has 6 total violations on record, including 1 health-based violation. 3 remain unresolved. 3 violations were issued in the last 5 years.

RPTOtherMRMCL
Most recent violations:
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Jul 2023 Consumer Confidence Rule Open
Jan 2023 Lead and Copper Rule Open
Sep 2010 Coliform (TCR) Resolved
Jan 2005 Gross Alpha, Excl. Radon and U Resolved

Flood & environmental risk

Frontier County has experienced 4 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
HURRICANE KATRINA EVACUEES
Hurricane FEMA DR-3245
SEVERE STORMS AND FLOODING
Flood FEMA DR-998

Where does Curtis's water come from?

Curtis's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 806 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Curtis residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Curtis's water.

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

Curtis'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
2.8 ppb
EPA Action Level: 15 ppb · 19% of limit
Safe Level
Compliance Record

Violation summary

6
Total violations
1
Health-based
3
Active / unresolved
Oct 2024
Most recent violation
Compliance Record

Violations & advisories

6 Total
3 Active
1 Health-based
3 Resolved
Violations by category
Total Coliform Rule
2
Lead and Copper Rule Revisions
1
Consumer Confidence Rule
1
Lead and Copper Rule
1
Radionuclides and Revised Rad Rule
1
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Jul 2023 Active
Consumer Confidence Rule
Other Violation 0
Jan 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Sep 2010 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 2010
Jan 2005 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 2010
Jul 2004 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 2004
Environmental Risk

Drought conditions

D4 — exceptional drought

Frontier County is currently in D4 (exceptional drought) per the U.S. Drought Monitor (week of May 5, 2026). 21.6% of the county is in D4 (exceptional) drought. Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

12
Weeks at D2+ (current streak)
22.3%
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

4
Declared disasters
Mar 2019
Most recent
Flood
Most common type

Frontier County has experienced 4 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
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

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.8 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 increased by 0.6 ppb from 2004 (2.2 ppb) to 2019 (2.8 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
806
Water Systems
1
Water Source

Where Curtis's water comes from

Groundwater

Curtis'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 806 people through 1 water system.

Infrastructure

Water systems serving Curtis

System Name PWSID Population Source
CURTIS, CITY OF NE3106302 806 GW
Regional Comparison

How Curtis compares

Full Nebraska rankings →

Curtis's score of 84.6/100 is above the average of 66/100 among major Nebraska cities. It outscores 10 of 10 nearby cities.

Curtis (this city)
84.6
Omaha
56.5
Lincoln
56.5
Kearney
70
Nebraska avg
66
City Profile

About Curtis, NE

Wikipedia →

Curtis is a city in Frontier County, Nebraska, United States. As of the 2020 census, the population of the city was 806. It is home to the Nebraska College of Technical Agriculture.

Economic Profile
$49,722
Median Income
$133,083
Median Home Value
$488/mo
Median Rent
5.8%
Unemployment
Community
28.5
Median Age
253
People / sq mi
17%
College Educated
53.7%
Homeownership
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Frequently asked questions

Is Curtis, NE tap water safe to drink?

Curtis's water quality earned a grade of B+ (84.6/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #140 out of 200 cities tested in Nebraska.

What contaminants are in Curtis's water?

Lead was measured at 2.8 ppb (90th percentile). 6 violations are on record.

How is Curtis'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 Curtis?

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

Where does Curtis's water come from?

Curtis's water is sourced from Groundwater. The city has 1 water system serving approximately 806 residents.

What health violations has Curtis's water system had?

Curtis has 1 health-based violation on record. The most recent violation was recorded in October 2024. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 3 violations remain unresolved.

Is Curtis's groundwater at risk of contamination?

Curtis 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 6 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 Curtis's water compare to other cities?

Curtis ranks #140 out of 200 cities in Nebraska (better than 30% of state cities) and #5797 out of 15744 cities nationally (63th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Curtis's small water system affect quality?

Curtis's system serves approximately 806 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 6 violations on record.