WaterVerge

Is Lukachukai Community School New, AZ Tap Water Safe to Drink?

Graded B, with 6 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

500 residents served 1 water system PWSID: NN0435012
Overall Score
78.7 / 100
Violations
6 active
Last Updated
May 2026
Source
Purchased ground water
#124 of 292 in Arizona Top 55% nationally
Federal
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
BGRADE
Water Quality Grade
78.7/100
waterverge.com
B 78.7/100

Lukachukai Community School New, AZ — Water Quality Report

Lukachukai Community School New's drinking water received a grade of B (78.7 out of 100), indicating good water quality. The city's 1 water system serves approximately 500 residents using purchased ground water.

Lead levels were measured at 0.6 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 8 violations on record, including 0 health-based violations. 6 remain unresolved.

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

What to know about Lukachukai Community School New's water

Lukachukai Community School New ranks #124 out of 292 cities in Arizona for water quality, placing it mid-range in the state.

Lukachukai Community School New purchases its water from a regional wholesaler, meaning quality depends on both the supplier's treatment and the local distribution system's condition.

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

The system has seen 6 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
78.7 out of 100 Grade B
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
36.7/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.6 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
0/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Purchased ground water.
Water Safety

Is Lukachukai Community School New, AZ water safe to drink?

Concerns Identified

Lukachukai Community School New's drinking water has significant quality concerns based on EPA testing data. With a grade of B (78.7/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 500 residents using groundwater (wells).

6
Active Violations
0.6 ppb
Lead (90th %ile)
6 events
Disaster History

Recent water quality updates for Lukachukai Community School New

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Lukachukai Community School New's water quality assessment. Grade: B (78.7/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Disaster
SEVERE STORMS AND FLOODING

Federal disaster declaration (FEMA DR-4620). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3241). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Lukachukai Community School New's water supply.

Lead Within Limits
Detected: 0.6 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Lukachukai Community School New's water system has 8 total violations on record, including 0 health-based violations. 6 remain unresolved. 6 violations were issued in the last 5 years.

MONMRRPTOther
Most recent violations:
Mar 2025 Revised Total Coliform Rule Resolved
Jan 2025 Lead and Copper Rule Open
Jul 2024 Lead and Copper Rule Open
Jan 2024 Lead and Copper Rule Open
Oct 2023 Revised Total Coliform Rule Open

Flood & environmental risk

Apache County has experienced 6 federally declared disasters since 1970. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE STORMS AND FLOODING
Flood FEMA DR-4620
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3241
SEVERE STORMS, TORNADOES & FLOODING
Flood FEMA DR-977

Where does Lukachukai Community School New's water come from?

Lukachukai Community School New's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 500 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Lukachukai Community School New residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Lukachukai Community School New'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

Lukachukai Community School New'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
0.6 ppb
EPA Action Level: 15 ppb · 4% of limit
Safe Level
Compliance Record

Violation summary

8
Total violations
0
Health-based
6
Active / unresolved
Mar 2025
Most recent violation
Compliance Record

Violations & advisories

8 Total
6 Active
0 Health-based
2 Resolved
Violations by category
Revised Total Coliform Rule
4
Lead and Copper Rule
3
Stage 2 Disinfectants and Disinfection Byproducts Rule
1
Jan 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2023 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Apr 2016 Active
Revised Total Coliform Rule
Other Violation 0
Oct 2013 Active
Stage 2 Disinfectants and Disinfection Byproducts Rule
Monitoring & Reporting
Monitoring & Reporting 0
Mar 2025 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Mar 2025
Sep 2023 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Sep 2023
Environmental Risk

Flood & disaster history

6
Declared disasters
Sep 2021
Most recent
Flood
Most common type

Apache County has experienced 6 federally declared disasters since 1970. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2021
SEVERE STORMS AND FLOODING
Flood FEMA #4620
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3241
Jan 1993
SEVERE STORMS, TORNADOES & FLOODING
Flood FEMA #977
Oct 1983
SEVERE STORMS & FLOODING
Flood FEMA #691
Mar 1978
SEVERE STORMS & FLOODING
Flood FEMA #551
Sep 1970
HEAVY RAINS & FLASH
Flood FEMA #294

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.6 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level (90th percentile)

Latest reading: 0.6 ppb (2024)

EPA action level: 15 ppb

Contaminant Rankings

See how Lukachukai Community School New compares by contaminant

Explore where Lukachukai Community School New ranks among all Arizona cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Purchased Groundwater
Operator
Federal
Population Served
500
Water Systems
1
Water Source

Where Lukachukai Community School New's water comes from

Purchased Groundwater

Lukachukai Community School New purchases its water supply from a regional wholesale provider rather than treating raw water directly.

Water quality depends on both the wholesaler's treatment standards and the condition of Lukachukai Community School New's local distribution pipes and storage facilities.

Purchased water systems are common in suburban areas and smaller communities that lack the infrastructure for independent treatment.

The system is operated by federal ownership and serves approximately 500 people through 1 water system.

Infrastructure

Water systems serving Lukachukai Community School New

System Name PWSID Population Source
Lukachukai Community School new NN0435012 500 GWP
Regional Comparison

How Lukachukai Community School New compares

Full Arizona rankings →

Lukachukai Community School New's score of 78.7/100 is above the average of 42/100 among major Arizona cities. It outscores 10 of 10 nearby cities.

Lukachukai Community School New (this city)
78.7
Phoenix
37.5
Tucson
38.1
Mesa
40.6
Chandler
40.5
Gilbert
34.8
Arizona avg
42
City Profile

About Lukachukai Community School New, AZ

Wikipedia →

Lukachukai is a census-designated place (CDP) in Apache County, Arizona, United States. The population was 1,701 at the 2010 census. It is within the Navajo Nation.

Economic Profile
$28,750
Median Income
$850/mo
Median Rent
19.7%
Unemployment
Community
31.9
Median Age
30
People / sq mi
12.5%
College Educated
88.9%
Homeownership
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Frequently asked questions

Is Lukachukai Community School New, AZ tap water safe to drink?

Lukachukai Community School New's water quality earned a grade of B (78.7/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #124 out of 292 cities tested in Arizona.

What contaminants are in Lukachukai Community School New's water?

Lead was measured at 0.6 ppb (90th percentile). 8 violations are on record.

How is Lukachukai Community School New'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 Lukachukai Community School New?

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

Where does Lukachukai Community School New's water come from?

Lukachukai Community School New's water is sourced from Purchased ground water. The city has 1 water system serving approximately 500 residents.

Is Lukachukai Community School New's groundwater at risk of contamination?

Lukachukai Community School New 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 8 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 Lukachukai Community School New's water compare to other cities?

Lukachukai Community School New ranks #124 out of 292 cities in Arizona (better than 58% of state cities) and #8583 out of 15744 cities nationally (46th percentile). The grade of B reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Lukachukai Community School New's small water system affect quality?

Lukachukai Community School New's system serves approximately 500 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 8 violations on record.