WaterVerge

Is Hermitage, MO Tap Water Safe to Drink?

Graded A-, with 5 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

621 residents served 1 water system PWSID: MO5010361
Overall Score
85.9 / 100
Violations
5 active
Last Updated
May 2026
Source
Groundwater
#206 of 509 in Missouri Top 32% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
85.9/100
waterverge.com
A- 85.9/100

Hermitage, MO — Water Quality Report

Hermitage's drinking water received a grade of A- (85.9 out of 100), indicating good water quality. The city's 1 water system serves approximately 621 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 7 violations on record, including 2 health-based violations. 5 remain unresolved.

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

What to know about Hermitage's water

Hermitage ranks #206 out of 509 cities in Missouri for water quality, placing it mid-range in the state.

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

Quality Breakdown

Water quality score

See methodology →
85.9 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
43.9/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 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: Groundwater.
Water Safety

Is Hermitage, MO water safe to drink?

Concerns Identified

Hermitage's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (85.9/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 621 residents using groundwater (wells).

5
Active Violations
0.0 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Hermitage

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Hermitage's water quality assessment. Grade: A- (85.9/100).

Disaster
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING

Federal disaster declaration (FEMA DR-4250). Flood event — may have impacted local water infrastructure.

Disaster
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING

Federal disaster declaration (FEMA DR-3374). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

Contaminants: Coliform (TCR).

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Groundwater Rule.

Key contaminant findings

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

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Hermitage's water system has 7 total violations on record, including 2 health-based violations. 5 remain unresolved.

MRTTMCL
Most recent violations:
Oct 2013 Lead and Copper Rule Open
Jun 2012 Coliform (TCR) Resolved
Sep 2011 Groundwater Rule Open
Apr 2011 Lead and Copper Rule Open
Apr 2008 Stage 2 Disinfectants and Disinfection Byproducts Rule Open

Flood & environmental risk

Hickory County has experienced 4 federally declared disasters since 1993. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Pomme De Terre Lake Near Hermitage, Pomme De Terre River Near Hermitage, Pomme De Terre River At Hermitage.

SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4250
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-3374
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3232

Where does Hermitage's water come from?

Hermitage's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 621 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Pomme De Terre Lake Near Hermitage (lake), Pomme De Terre River Near Hermitage (river), Pomme De Terre River At Hermitage (river).

What Hermitage residents can do

Install a water filter

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

Hermitage'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
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Compliance Record

Violation summary

7
Total violations
2
Health-based
5
Active / unresolved
Oct 2013
Most recent violation
Compliance Record

Violations & advisories

7 Total
5 Active
2 Health-based
2 Resolved
Violations by category
Lead and Copper Rule
2
Total Coliform Rule
2
Ground Water Rule
1
Stage 2 Disinfectants and Disinfection Byproducts Rule
1
Oct 2013 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Sep 2011 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Apr 2011 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Apr 2008 Active
Stage 2 Disinfectants and Disinfection Byproducts Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Jun 2012 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2012
Nov 2004 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Nov 2004
Environmental Risk

Flood & disaster history

4
Declared disasters
Jan 2016
Most recent
Flood
Most common type

Hickory County has experienced 4 federally declared disasters since 1993. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jan 2016
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #4250
Jan 2016
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #3374
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3232
Jul 1993
SEVERE STORMS & FLOODING
Flood FEMA #995

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 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 decreased by 5.0 ppb from 1993 (5.0 ppb) to 2023 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
621
Water Systems
1
Water Source

Where Hermitage's water comes from

Groundwater

Hermitage'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 621 people through 1 water system.

Local Hydrology

Water bodies near Hermitage

Hermitage is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Pomme De Terre Lake Near Hermitage
lake
Pomme De Terre River Near Hermitage
river
Pomme De Terre River At Hermitage
river
Infrastructure

Water systems serving Hermitage

System Name PWSID Population Source
HERMITAGE PWS MO5010361 621 GW
Regional Comparison

How Hermitage compares

Full Missouri rankings →

Hermitage's score of 85.9/100 is above the average of 62/100 among major Missouri cities. It outscores 9 of 10 nearby cities.

Hermitage (this city)
85.9
St. Louis
40.9
Columbia
61.4
Missouri avg
62
City Profile

About Hermitage, MO

Economic Profile
$20,990
Median Income
$97,848
Median Home Value
$645/mo
Median Rent
27.5%
Unemployment
Community
60.4
Median Age
204
People / sq mi
13.1%
College Educated
70.1%
Homeownership
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Frequently asked questions

Is Hermitage, MO tap water safe to drink?

Hermitage's water quality earned a grade of A- (85.9/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #206 out of 509 cities tested in Missouri.

What contaminants are in Hermitage's water?

Lead was measured at 0.0 ppb (90th percentile). 7 violations are on record.

How is Hermitage'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 Hermitage?

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

Where does Hermitage's water come from?

Hermitage's water is sourced from Groundwater. The city has 1 water system serving approximately 621 residents.

What health violations has Hermitage's water system had?

Hermitage has 2 health-based violations on record. The most recent violation was recorded in October 2013. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 5 violations remain unresolved.

Is Hermitage's groundwater at risk of contamination?

Hermitage 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 7 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 Hermitage's water compare to other cities?

Hermitage ranks #206 out of 509 cities in Missouri (better than 60% of state cities) and #5052 out of 15744 cities nationally (68th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Hermitage's small water system affect quality?

Hermitage's system serves approximately 621 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 7 violations on record.