WaterVerge

Is Bloomfield, MO Tap Water Safe to Drink?

Graded B — but Copper was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓

3K residents served 2 water systems PWSID: MO4010078
Overall Score
77.9 / 100
Violations
9 active
Last Updated
May 2026
Source
Groundwater
#339 of 509 in Missouri Top 56% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
BGRADE
Water Quality Grade
77.9/100
waterverge.com
B 77.9/100

Bloomfield, MO — Water Quality Report

Bloomfield's drinking water received a grade of B (77.9 out of 100), indicating good water quality. The city's 2 water systems serve approximately 2,583 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 2 health-based violations. 9 remain unresolved.

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

What to know about Bloomfield's water

Bloomfield ranks #339 out of 509 cities in Missouri for water quality, placing it below average in the state.

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

Quality Breakdown

Water quality score

See methodology →
77.9 out of 100 Grade B
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
36.9/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
16/20
B
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Bloomfield, MO water safe to drink?

Concerns Identified

Bloomfield's drinking water has significant quality concerns based on EPA testing data. With a grade of B (77.9/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 2,583 residents using groundwater (wells).

9
Active Violations
0.0 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Bloomfield

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Bloomfield's water quality assessment. Grade: B (77.9/100).

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Groundwater Rule.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

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.

Key contaminant findings

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

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

Well within EPA limits.

Copper Exceeds Limit
Detected: 1.84 mg/L Limit: 1.3 mg/L (EPA Action Level)

Exceeds EPA action level. Copper can leach from household plumbing — flush taps for 30 seconds before drinking.

Violation history

Bloomfield's water system has 22 total violations on record, including 2 health-based violations. 9 remain unresolved. 5 violations were issued in the last 5 years.

OtherMRMONMCL
Most recent violations:
Jul 2025 Consumer Confidence Rule Open
Mar 2025 Groundwater Rule Resolved
Jul 2024 Consumer Confidence Rule Open
Feb 2021 Revised Total Coliform Rule Resolved
Jan 2021 Revised Total Coliform Rule Resolved

Flood & environmental risk

Stoddard 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.

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 Bloomfield's water come from?

Bloomfield's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 2,583 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Bloomfield residents can do

Install a water filter

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

Bloomfield'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
Copper (90th percentile)
Inorganic
Over Limit
1.84 mg/L
EPA Action Level: 1.3 mg/L · +20% over limit
Exceeds Limit
Compliance Record

Violation summary

22
Total violations
2
Health-based
9
Active / unresolved
Jul 2025
Most recent violation
Compliance Record

Violations & advisories

22 Total
9 Active
2 Health-based
13 Resolved
Violations by category
Revised Total Coliform Rule
9
Consumer Confidence Rule
5
Total Coliform Rule
3
Ground Water Rule
1
Public Notice Rule and Revised PN Rule
1
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Nov 2020 Active
Public Notice
Other Violation 0
Jul 2020 Active
Consumer Confidence Rule
Other Violation 0
Jul 2012 Active
Consumer Confidence Rule
Other Violation 0
Jul 2012 Active
Consumer Confidence Rule
Other Violation 0
Jan 2011 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Active
Compliance Violation
Monitoring 0
Mar 2025 Resolved
Groundwater Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2025
Feb 2021 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Feb 2021
Jan 2021 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jan 2021
Dec 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Dec 2020
Nov 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Nov 2020
Oct 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Oct 2020
Mar 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Mar 2020
Jan 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jan 2020
Oct 2019 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Oct 2019
May 2019 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved May 2019
Jul 2013 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 2013
Showing 20 of 22 violations
Industrial pollution

Top industrial polluters within 10 miles of Bloomfield

Industrial polluters nearby

Reported releases to surface water by facilities near Bloomfield, ranked by pounds discharged annually.

FacilityTop chemicalTo surface water (lbs/yr)Distance
TYSON CHICKEN INC.
Food · TYSON FOODS INC
DEXTER, MO63841
6.6 mi
FAURECIA CLEAN MOBILITY
Transportation Equipment · FAURECIA USA HOLDINGS INC
DEXTER, MO63841
6.6 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Drought conditions

D3 — extreme drought

Stoddard County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
11.6%
Months in D2+ (last 30y)
14
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

4
Declared disasters
Jan 2016
Most recent
Flood
Most common type

Stoddard 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

Recommended water filters

Based on contaminants detected in Bloomfield's water supply, we recommend the following filter types.

🔧
For Copper
Reverse Osmosis or KDF Filter
Copper exceeds the EPA action level of 1.3 mg/L

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Copper (90th percentile) 1.84 1.3 mg/L Inorganic Over Limit
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 2025 (0.0 ppb).

Copper level (90th percentile)

Latest reading: 1.430 mg/L (2010)

EPA action level: 1.3 mg/L

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
2,583
Water Systems
2
Source breakdown
Groundwater
1
Purchased Groundwater
1
Water Source

Where Bloomfield's water comes from

Groundwater

Bloomfield'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 2,583 people through 2 water systems.

Infrastructure

Water systems serving Bloomfield

System Name PWSID Population Source
BLOOMFIELD PWS MO4010078 1,933 GW
STODDARD COUNTY PWSD 5 MO4024585 650 GWP
Regional Comparison

How Bloomfield compares

Full Missouri rankings →

Bloomfield's score of 77.9/100 is above the average of 62/100 among major Missouri cities. It outscores 6 of 10 nearby cities.

Bloomfield (this city)
77.9
St. Louis
40.9
Columbia
61.4
Missouri avg
62
City Profile

About Bloomfield, MO

Economic Profile
$42,446
Median Income
$65,707
Median Home Value
$778/mo
Median Rent
8.1%
Unemployment
Community
41.5
Median Age
681
People / sq mi
10.7%
College Educated
66.7%
Homeownership
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Frequently asked questions

Is Bloomfield, MO tap water safe to drink?

Bloomfield's water quality earned a grade of B (77.9/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #339 out of 509 cities tested in Missouri.

What contaminants are in Bloomfield's water?

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

How is Bloomfield'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 Bloomfield?

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

Where does Bloomfield's water come from?

Bloomfield's water is sourced from Groundwater. The city has 2 water systems serving approximately 2,583 residents.

What health violations has Bloomfield's water system had?

Bloomfield has 2 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. 9 violations remain unresolved.

Is Bloomfield's groundwater at risk of contamination?

Bloomfield 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 Bloomfield's water compare to other cities?

Bloomfield ranks #339 out of 509 cities in Missouri (better than 33% of state cities) and #8853 out of 15744 cities nationally (44th percentile). The grade of B reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.