WaterVerge

Is New Florence, 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 ↓

769 residents served 1 water system PWSID: MO6010565
Overall Score
89.1 / 100
Violations
5 active
Last Updated
May 2026
Source
Groundwater
#118 of 509 in Missouri Top 20% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
89.1/100
waterverge.com
A- 89.1/100

New Florence, MO — Water Quality Report

New Florence's drinking water received a grade of A- (89.1 out of 100), indicating good water quality. The city's 1 water system serves approximately 769 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 19 violations on record, including 3 health-based violations. 5 remain unresolved.

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

What to know about New Florence's water

New Florence ranks #118 out of 509 cities in Missouri for water quality, placing it above average in the state.

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

Quality Breakdown

Water quality score

See methodology →
89.1 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
42.1/45
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
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is New Florence, MO water safe to drink?

Concerns Identified

New Florence's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (89.1/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 769 residents using groundwater (wells).

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

Recent water quality updates for New Florence

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into New Florence's water quality assessment. Grade: A- (89.1/100).

Disaster
SEVERE STORMS AND FLOODING

Federal disaster declaration (FEMA DR-4665). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence 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-3374). Flood event — may have impacted local water infrastructure.

Key contaminant findings

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

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

Well within EPA limits.

Violation history

New Florence's water system has 19 total violations on record, including 3 health-based violations. 5 remain unresolved. 1 violation was issued in the last 5 years.

MONOtherMRMCL
Most recent violations:
Jul 2021 Revised Total Coliform Rule Resolved
Jul 2020 Consumer Confidence Rule Open
Jul 2019 Consumer Confidence Rule Open
Feb 2018 Revised Total Coliform Rule Resolved
Oct 2017 Lead and Copper Rule Open

Flood & environmental risk

Montgomery County has experienced 7 federally declared disasters since 1973. 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 AND FLOODING
Flood FEMA DR-4665
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-3374
FLOODING
Flood FEMA DR-3325

Where does New Florence's water come from?

New Florence's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 769 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What New Florence residents can do

Install a water filter

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

New Florence'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

19
Total violations
3
Health-based
5
Active / unresolved
Jul 2021
Most recent violation
Compliance Record

Violations & advisories

19 Total
5 Active
3 Health-based
14 Resolved
Violations by category
Total Coliform Rule
10
Revised Total Coliform Rule
4
Consumer Confidence Rule
3
Lead and Copper Rule
1
Jul 2020 Active
Consumer Confidence Rule
Other Violation 0
Jul 2019 Active
Consumer Confidence Rule
Other Violation 0
Oct 2017 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2012 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Jul 2021 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jul 2021
Feb 2018 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Feb 2018
Oct 2017 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Oct 2017
Jan 2017 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jan 2017
Jul 2010 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jul 2010
Jan 2002 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jan 2002
Jun 2001 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2001
Oct 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1998
Sep 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1998
Aug 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 1998
Jun 1997 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1997
Apr 1996 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 1996
Nov 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 1992
Jun 1991 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jul 1991
Industrial pollution

Top industrial polluters within 10 miles of New Florence

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
CHRISTY MINERALS LLC
Other · O'BRIEN INDUSTRIAL HOLDING
HIGH HILL, MO63350
4.1 mi
CERTAINTEED JONESBURG ROOFING PLANT
Petroleum · SAINT-GOBAIN CORP
JONESBURG, MO63351
8.7 mi
CARGILL FEED & NUTRITION MONTGOMERY CITY
Food · CARGILL INC
MONTGOMERY CITY, MO63361
4.6 mi
PURINA ANIMAL NUTRITION LLC - MONTGOMERY CITY
Food · LAND O LAKES INC
MONTGOMERY CITY, MO63361
6.1 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

7
Declared disasters
Aug 2022
Most recent
Flood
Most common type

Montgomery County has experienced 7 federally declared disasters since 1973. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Aug 2022
SEVERE STORMS AND FLOODING
Flood FEMA #4665
Jan 2016
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #3374
Jun 2011
FLOODING
Flood FEMA #3325
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3232
Jul 1993
SEVERE STORMS & FLOODING
Flood FEMA #995
Oct 1986
SEVERE STORMS & FLOODING
Flood FEMA #779

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).
Contaminant Rankings

See how New Florence compares by contaminant

Explore where New Florence ranks among all Missouri cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
769
Water Systems
1
Water Source

Where New Florence's water comes from

Groundwater

New Florence'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 769 people through 1 water system.

Infrastructure

Water systems serving New Florence

System Name PWSID Population Source
NEW FLORENCE PWS MO6010565 769 GW
Regional Comparison

How New Florence compares

Full Missouri rankings →

New Florence's score of 89.1/100 is above the average of 62/100 among major Missouri cities. It outscores 9 of 10 nearby cities.

New Florence (this city)
89.1
St. Louis
40.9
Columbia
61.4
Missouri avg
62
City Profile

About New Florence, MO

Wikipedia →

New Florence is a city in Montgomery County, Missouri, United States. The population was 641 at the 2020 census, down from 769 in 2010.

Economic Profile
$41,250
Median Income
$89,528
Median Home Value
$850/mo
Median Rent
4.2%
Unemployment
Community
47.5
Median Age
96
People / sq mi
15.4%
College Educated
71.2%
Homeownership
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Frequently asked questions

Is New Florence, MO tap water safe to drink?

New Florence's water quality earned a grade of A- (89.1/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #118 out of 509 cities tested in Missouri.

What contaminants are in New Florence's water?

Lead was measured at 0.0 ppb (90th percentile). 19 violations are on record.

How is New Florence'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 New Florence?

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

Where does New Florence's water come from?

New Florence's water is sourced from Groundwater. The city has 1 water system serving approximately 769 residents.

What health violations has New Florence's water system had?

New Florence has 3 health-based violations on record. The most recent violation was recorded in July 2021. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 5 violations remain unresolved.

Is New Florence's groundwater at risk of contamination?

New Florence 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 19 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 New Florence's water compare to other cities?

New Florence ranks #118 out of 509 cities in Missouri (better than 77% of state cities) and #3053 out of 15744 cities nationally (81th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does New Florence's small water system affect quality?

New Florence's system serves approximately 769 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 19 violations on record.