WaterVerge

Is Licking, MO Tap Water Safe to Drink?

Graded A, with 4 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

5K residents served 2 water systems PWSID: MO4010467
Overall Score
90.3 / 100
Violations
4 active
Last Updated
May 2026
Source
Groundwater
#78 of 509 in Missouri Top 15% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
90.3/100
waterverge.com
A 90.3/100

Licking, MO — Water Quality Report

Licking's drinking water received a grade of A (90.3 out of 100), indicating excellent water quality. The city's 2 water systems serve approximately 5,179 residents using groundwater.

Lead levels were measured at 1.2 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 23 violations on record, including 15 health-based violations. 4 remain unresolved.

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

What to know about Licking's water

Licking ranks #78 out of 509 cities in Missouri for water quality, placing it above average in the state.

Licking 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.

Quality Breakdown

Water quality score

See methodology →
90.3 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
40.3/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.2 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Licking, MO water safe to drink?

Concerns Identified

Licking's drinking water has significant quality concerns based on EPA testing data. With a grade of A (90.3/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 5,179 residents using groundwater (wells).

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

Recent water quality updates for Licking

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Licking's water quality assessment. Grade: A (90.3/100).

Violation
1 drinking water violation recorded

Contaminants: LEAD AND COPPER RULE REVISIONS.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

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

Federal disaster declaration (FEMA DR-4317). Flood event — may have impacted local water infrastructure.

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

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

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Coliform (TCR).

Key contaminant findings

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

Lead Within Limits
Detected: 1.2 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Licking's water system has 23 total violations on record, including 15 health-based violations. 4 remain unresolved. 1 violation was issued in the last 5 years.

RPTOtherMCLMR
Most recent violations:
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Jul 2020 Consumer Confidence Rule Open
Aug 2009 Coliform (TCR) Resolved
Nov 2007 Coliform (TCR) Resolved
Dec 2005 Coliform (TCR) Resolved

Flood & environmental risk

Texas County has experienced 5 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.

SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS AND FLOODING
Flood FEMA DR-4317
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4250
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-3374

Where does Licking's water come from?

Licking's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 5,179 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Licking residents can do

Install a water filter

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

Licking'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
1.2 ppb
EPA Action Level: 15 ppb · 8% of limit
Safe Level
Compliance Record

Violation summary

23
Total violations
15
Health-based
4
Active / unresolved
Oct 2024
Most recent violation
Compliance Record

Violations & advisories

23 Total
4 Active
15 Health-based
19 Resolved
Violations by category
Total Coliform Rule
19
Lead and Copper Rule Revisions
1
Consumer Confidence Rule
1
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Jul 2020 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Active
Compliance Violation
Monitoring 0
Aug 2009 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Aug 2009
Nov 2007 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Nov 2007
Dec 2005 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2005
Nov 2005 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Nov 2005
Sep 2004 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 2004
Jul 2004 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jul 2004
Oct 2003 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 2003
Jun 2002 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2002
Sep 2001 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 2001
Sep 2001 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 2001
Dec 2000 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Dec 2000
Aug 2000 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Aug 2000
Jul 2000 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jul 2000
Oct 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1998
Sep 1998 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 1998
Aug 1998 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Aug 1998
Showing 20 of 23 violations
Environmental Risk

Flood & disaster history

5
Declared disasters
Jun 2017
Most recent
Flood
Most common type

Texas County has experienced 5 federally declared disasters since 1993. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jun 2017
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS AND FLOODING
Flood FEMA #4317
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) 1.2 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 1.2 ppb from 1993 (0.0 ppb) to 2025 (1.2 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
5,179
Water Systems
2
Water Source

Where Licking's water comes from

Groundwater

Licking'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 5,179 people through 2 water systems.

Infrastructure

Water systems serving Licking

System Name PWSID Population Source
LICKING PWS MO4010467 2,781 GW
TEXAS COUNTY PWSD 4 MO4024609 2,398 GW
Regional Comparison

How Licking compares

Full Missouri rankings →

Licking's score of 90.3/100 is above the average of 62/100 among major Missouri cities. It outscores 10 of 10 nearby cities.

Licking (this city)
90.3
St. Louis
40.9
Columbia
61.4
Missouri avg
62
City Profile

About Licking, MO

Economic Profile
$32,202
Median Income
$123,505
Median Home Value
$583/mo
Median Rent
12.9%
Unemployment
Community
37.4
Median Age
505
People / sq mi
5.4%
College Educated
51.8%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Licking, MO tap water safe to drink?

Licking's water quality earned a grade of A (90.3/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #78 out of 509 cities tested in Missouri.

What contaminants are in Licking's water?

Lead was measured at 1.2 ppb (90th percentile). 23 violations are on record.

How is Licking'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 Licking?

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

Where does Licking's water come from?

Licking's water is sourced from Groundwater. The city has 2 water systems serving approximately 5,179 residents.

What health violations has Licking's water system had?

Licking has 15 health-based violations 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. 4 violations remain unresolved.

Is Licking's groundwater at risk of contamination?

Licking 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 23 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 Licking's water compare to other cities?

Licking ranks #78 out of 509 cities in Missouri (better than 85% of state cities) and #2283 out of 15744 cities nationally (86th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.