Is White Hills, MO Tap Water Safe to Drink?
Graded D, with 62 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓
47/100
waterverge.com White Hills, MO — Water Quality Report
White Hills's drinking water received a grade of D (47 out of 100), indicating poor water quality. The city's 2 water systems serve approximately 671 residents using groundwater.
Lead levels were measured at 0.0 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 273 violations on record, including 21 health-based violations. 62 remain unresolved.
What to know about White Hills's water
White Hills ranks #483 out of 509 cities in Missouri for water quality, placing it among the lowest-rated in the state.
White Hills 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, White Hills may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
The system has seen 22 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.
Water quality score
See methodology →Is White Hills, MO water safe to drink?
White Hills's drinking water has significant quality concerns based on EPA testing data. With a grade of D (47/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 671 residents using groundwater (wells).
Recent water quality updates for White Hills
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into White Hills's water quality assessment. Grade: D (47/100).
Contaminants: Total Haloacetic Acids (HAA5), TTHM, Arsenic.
Contaminants: Arsenic.
Contaminants: Lead and Copper Rule.
Key contaminant findings
Based on the most recent EPA sampling data for White Hills's water supply.
Well within EPA limits.
Violation history
White Hills's water system has 273 total violations on record, including 21 health-based violations. 62 remain unresolved. 22 violations were issued in the last 5 years.
Where does White Hills's water come from?
White Hills's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 671 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Creve Coeur Creek At Chesterfield (river), Creve Coeur Creek Near Creve Coeur (river), Fee Fee Creek Near Bridgeton (river), River Des Peres Near University City (river), River Des Peres Tributary At Pagedale (river).
What White Hills residents can do
Recommended: NSF-certified water filter. This addresses the specific contaminants found in White Hills'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.
Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.
Top contaminants to know
View all ↓Violation summary
Violations & advisories
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. | 0.0 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how White Hills compares by contaminant
Explore where White Hills ranks among all Missouri cities for specific contaminants.
Water source & infrastructure
Where White Hills's water comes from
White Hills'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 private ownership and serves approximately 671 people through 2 water systems.
Water bodies near White Hills
White Hills is located near 5 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.
Water systems serving White Hills
| System Name | PWSID | Population | Source |
|---|---|---|---|
| CS WHITE HILLS WATER COMPANY UNIT 1 | AZ0408149 | 338 | GW |
| CS WHITE HILLS WATER COMPANY UNITS 3 4 6 | AZ0408039 | 333 | GW |
How White Hills compares
Full Missouri rankings →White Hills's score of 47/100 is below the average of 62/100 among major Missouri cities. It outscores 4 of 10 nearby cities. 6 of 10 nearby cities score higher.
Nearby cities
View Missouri rankings →About White Hills, MO
Wikipedia →Des Peres is a city in west St. Louis County, Missouri, United States. The population was 9,193 at the 2020 census.
Learn more about your water
Guides and resources related to White Hills's water quality findings.
Explore water quality across Mohave
Frequently asked questions
Is White Hills, MO tap water safe to drink?
White Hills's water quality earned a grade of D (47/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #483 out of 509 cities tested in Missouri.
What contaminants are in White Hills's water?
Lead was measured at 0.0 ppb (90th percentile). 273 violations are on record.
How is White Hills'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 White Hills?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does White Hills's water come from?
White Hills's water is sourced from Groundwater. The city has 2 water systems serving approximately 671 residents.
What health violations has White Hills's water system had?
White Hills has 21 health-based violations on record. The most recent violation was recorded in July 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 62 violations remain unresolved.
Is White Hills's groundwater at risk of contamination?
White Hills 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 273 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 White Hills's water compare to other cities?
White Hills ranks #483 out of 509 cities in Missouri (better than 5% of state cities) and #13794 out of 15744 cities nationally (12th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.