WaterVerge

Is Richland, 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 ↓

2K residents served 1 water system PWSID: MO3010684
Overall Score
86.3 / 100
Violations
4 active
Last Updated
May 2026
Source
Groundwater
#193 of 509 in Missouri Top 30% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
86.3/100
waterverge.com
A- 86.3/100

Richland, MO — Water Quality Report

Richland's drinking water received a grade of A- (86.3 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,863 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 22 violations on record, including 11 health-based violations. 4 remain unresolved.

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

What to know about Richland's water

Richland ranks #193 out of 509 cities in Missouri for water quality, placing it mid-range in the state.

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

Quality Breakdown

Water quality score

See methodology →
86.3 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
36.3/45
B
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
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Richland, MO water safe to drink?

Concerns Identified

Richland's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (86.3/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 1,863 residents using groundwater (wells).

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

Recent water quality updates for Richland

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Richland's water quality assessment. Grade: A- (86.3/100).

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Revised Total Coliform 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

Contaminants: Coliform (TCR).

Key contaminant findings

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

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

Well within EPA limits.

Violation history

Richland's water system has 22 total violations on record, including 11 health-based violations. 4 remain unresolved. 1 violation was issued in the last 5 years.

TTMCLMROther
Most recent violations:
Jan 2025 Revised Total Coliform Rule Open
Jun 2018 Revised Total Coliform Rule Resolved
Oct 2015 Coliform (TCR) Resolved
Jun 2011 Coliform (TCR) Resolved
Apr 2011 Coliform (TCR) Resolved

Flood & environmental risk

Pulaski 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. Local water sources include Gasconade River Near Hazelgreen.

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 Richland's water come from?

Richland's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,863 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Gasconade River Near Hazelgreen (river).

What Richland residents can do

Install a water filter

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

Richland'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

22
Total violations
11
Health-based
4
Active / unresolved
Jan 2025
Most recent violation
Compliance Record

Violations & advisories

22 Total
4 Active
11 Health-based
18 Resolved
Violations by category
Total Coliform Rule
15
Revised Total Coliform Rule
2
Consumer Confidence Rule
1
Nitrate Rule
1
Lead and Copper Rule
1
Jan 2025 Active
Revised Total Coliform Rule
Treatment Technique
Health-Based Health 0
Jul 2010 Active
Consumer Confidence Rule
Other Violation 0
Jan 2000 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Jun 2018 Resolved
Revised Total Coliform Rule
Max Contaminant Level
Health-Based Health Resolved Jun 2018
Oct 2015 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 2015
Jun 2011 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jun 2011
Apr 2011 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 2011
Sep 2010 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 2010
Jan 2009 Resolved
Nitrate-Nitrite
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2009
Apr 2002 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Apr 2002
May 1998 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved May 1998
Jan 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jan 1998
Dec 1997 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Dec 1997
Aug 1997 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Aug 1997
Dec 1996 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Dec 1996
Oct 1996 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1996
Oct 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1993
Sep 1993 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1993
Aug 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 1992
Showing 20 of 22 violations
Environmental Risk

Flood & disaster history

5
Declared disasters
Jun 2017
Most recent
Flood
Most common type

Pulaski 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) 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 0.0 ppb from 1993 (0.0 ppb) to 2024 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,863
Water Systems
1
Water Source

Where Richland's water comes from

Groundwater

Richland'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 1,863 people through 1 water system.

Local Hydrology

Water bodies near Richland

Richland is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Gasconade River Near Hazelgreen
river
Infrastructure

Water systems serving Richland

System Name PWSID Population Source
RICHLAND PWS MO3010684 1,863 GW
Regional Comparison

How Richland compares

Full Missouri rankings →

Richland's score of 86.3/100 is above the average of 62/100 among major Missouri cities. It outscores 9 of 10 nearby cities.

Richland (this city)
86.3
St. Louis
40.9
Columbia
61.4
Missouri avg
62
City Profile

About Richland, MO

Economic Profile
$42,561
Median Income
$86,512
Median Home Value
$639/mo
Median Rent
6.1%
Unemployment
Community
32.6
Median Age
393
People / sq mi
14.4%
College Educated
71.8%
Homeownership
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Frequently asked questions

Is Richland, MO tap water safe to drink?

Richland's water quality earned a grade of A- (86.3/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #193 out of 509 cities tested in Missouri.

What contaminants are in Richland's water?

Lead was measured at 0.0 ppb (90th percentile). 22 violations are on record.

How is Richland'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 Richland?

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

Where does Richland's water come from?

Richland's water is sourced from Groundwater. The city has 1 water system serving approximately 1,863 residents.

What health violations has Richland's water system had?

Richland has 11 health-based violations on record. The most recent violation was recorded in January 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 4 violations remain unresolved.

Is Richland's groundwater at risk of contamination?

Richland 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 22 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 Richland's water compare to other cities?

Richland ranks #193 out of 509 cities in Missouri (better than 62% of state cities) and #4777 out of 15744 cities nationally (70th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Richland's small water system affect quality?

Richland's system serves approximately 1,863 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 22 violations on record.