Is Crownpoint Boarding School, NM Tap Water Safe to Drink?
Graded B+, with 10 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓
83.3/100
waterverge.com Crownpoint Boarding School, NM — Water Quality Report
Crownpoint Boarding School's drinking water received a grade of B+ (83.3 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,024 residents using groundwater.
Lead levels were measured at 2.2 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 104 violations on record, including 0 health-based violations. 10 remain unresolved.
What to know about Crownpoint Boarding School's water
Crownpoint Boarding School ranks #24 out of 163 cities in New Mexico for water quality, placing it above average in the state.
Crownpoint Boarding School 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, Crownpoint Boarding School 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.
Water quality score
See methodology →Is Crownpoint Boarding School, NM water safe to drink?
Crownpoint Boarding School's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (83.3/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 1,024 residents using groundwater (wells).
Recent water quality updates for Crownpoint Boarding School
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into Crownpoint Boarding School's water quality assessment. Grade: B+ (83.3/100).
Contaminants: Public Notice, Revised Total Coliform Rule.
Contaminants: Nitrate.
Contaminants: Revised Total Coliform Rule.
Federal disaster declaration (FEMA DR-4152). Flood event — may have impacted local water infrastructure.
Federal disaster declaration (FEMA DR-1936). Flood event — may have impacted local water infrastructure.
Key contaminant findings
Based on the most recent EPA sampling data for Crownpoint Boarding School's water supply.
Well within EPA limits.
Violation history
Crownpoint Boarding School's water system has 104 total violations on record, including 0 health-based violations. 10 remain unresolved. 6 violations were issued in the last 5 years.
Flood & environmental risk
McKinley County has experienced 6 federally declared disasters since 1972. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.
Where does Crownpoint Boarding School's water come from?
Crownpoint Boarding School's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,024 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.
What Crownpoint Boarding School residents can do
Recommended: NSF-certified water filter. This addresses the specific contaminants found in Crownpoint Boarding School's water.
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.
Crownpoint Boarding School'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.
Top contaminants to know
View all ↓Violation summary
Violations & advisories
Flood & disaster history
McKinley County has experienced 6 federally declared disasters since 1972. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 2.2 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how Crownpoint Boarding School compares by contaminant
Explore where Crownpoint Boarding School ranks among all New Mexico cities for specific contaminants.
Water source & infrastructure
Where Crownpoint Boarding School's water comes from
Crownpoint Boarding School'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 federal ownership and serves approximately 1,024 people through 1 water system.
Water systems serving Crownpoint Boarding School
| System Name | PWSID | Population | Source |
|---|---|---|---|
| Crownpoint Boarding School BIA | NN3534023 | 1,024 | GW |
How Crownpoint Boarding School compares
Full New Mexico rankings →Crownpoint Boarding School's score of 83.3/100 is above the average of 44/100 among major New Mexico cities. It outscores 9 of 10 nearby cities.
Nearby cities
View New Mexico rankings →About Crownpoint Boarding School, NM
Learn more about your water
Guides and resources related to Crownpoint Boarding School's water quality findings.
Frequently asked questions
Is Crownpoint Boarding School, NM tap water safe to drink?
Crownpoint Boarding School's water quality earned a grade of B+ (83.3/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #24 out of 163 cities tested in New Mexico.
What contaminants are in Crownpoint Boarding School's water?
Lead was measured at 2.2 ppb (90th percentile). 104 violations are on record.
How is Crownpoint Boarding School'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 Crownpoint Boarding School?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does Crownpoint Boarding School's water come from?
Crownpoint Boarding School's water is sourced from Groundwater. The city has 1 water system serving approximately 1,024 residents.
Is Crownpoint Boarding School's groundwater at risk of contamination?
Crownpoint Boarding School 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 104 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 Crownpoint Boarding School's water compare to other cities?
Crownpoint Boarding School ranks #24 out of 163 cities in New Mexico (better than 85% of state cities) and #6507 out of 15744 cities nationally (59th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.
Does Crownpoint Boarding School's small water system affect quality?
Crownpoint Boarding School's system serves approximately 1,024 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 104 violations on record.