WaterVerge

Is Bement, IL 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 ↓

2K residents served 1 water system PWSID: IL1470050
Overall Score
80 / 100
Violations
3 active
Last Updated
May 2026
Source
Groundwater
#569 of 891 in Illinois Top 51% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
80/100
waterverge.com
B+ 80/100

Bement, IL — Water Quality Report

Bement's drinking water received a grade of B+ (80 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,661 residents using groundwater.

Lead levels were measured at 1.5 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 8 violations on record, including 1 health-based violation. 3 remain unresolved.

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

What to know about Bement's water

Bement ranks #569 out of 891 cities in Illinois for water quality, placing it below average in the state.

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

Quality Breakdown

Water quality score

See methodology →
80 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
37/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
16/20
B
Lead at 1.5 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 Bement, IL water safe to drink?

Concerns Identified

Bement's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (80/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 1,661 residents using groundwater (wells).

3
Active Violations
1.5 ppb
Lead (90th %ile)
1 event
Disaster History

Recent water quality updates for Bement

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Bement's water quality assessment. Grade: B+ (80/100).

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Lead and Copper Rule.

Violation
2 drinking water violations recorded

Contaminants: Total Haloacetic Acids (HAA5), TTHM.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3230). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 1.5 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Copper Exceeds Limit
Detected: 1.50 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

Bement's water system has 8 total violations on record, including 1 health-based violation. 3 remain unresolved. 4 violations were issued in the last 5 years.

OtherTTMR
Most recent violations:
Jul 2025 Consumer Confidence Rule Open
Apr 2024 Lead and Copper Rule Open
Jan 2024 Total Haloacetic Acids (HAA5) Resolved
Jan 2024 TTHM Resolved
Dec 1991 Gross Alpha, Excl. Radon and U Resolved

Flood & environmental risk

Piatt County has experienced 1 federally declared disaster since 2005. 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 Sangamon River, Lake Fork.

HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3230

Where does Bement's water come from?

Bement's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,661 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Sangamon River (river), Lake Fork (river).

What Bement residents can do

Install a water filter

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

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
1.5 ppb
EPA Action Level: 15 ppb · 10% of limit
Safe Level
Copper (90th percentile)
Inorganic
Over Limit
1.50 mg/L
EPA Action Level: 1.3 mg/L · +15% over limit
Exceeds Limit
Compliance Record

Violation summary

8
Total violations
1
Health-based
3
Active / unresolved
Jul 2025
Most recent violation
Compliance Record

Violations & advisories

8 Total
3 Active
1 Health-based
5 Resolved
Violations by category
Radionuclides and Revised Rad Rule
3
Stage 2 Disinfectants and Disinfection Byproducts Rule
2
Consumer Confidence Rule
1
Lead and Copper Rule
1
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Apr 2024 Active
Lead and Copper Rule
Treatment Technique
Health-Based Health 0
Active
Compliance Violation
Monitoring 0
Jan 2024 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Dec 1991 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Feb 1992
Dec 1991 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Feb 1992
Jun 1977 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1981
Industrial pollution

Top industrial polluters within 10 miles of Bement

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
VIOBIN PRODUCTS LLC
Food · NA
MONTICELLO, IL61856
7.1 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

1
Declared disasters
Sep 2005
Most recent
Hurricane
Most common type

Piatt County has experienced 1 federally declared disaster since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3230

Recommended water filters

Based on contaminants detected in Bement'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) 1.5 15 ppb Inorganic Safe
Copper (90th percentile) 1.50 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 increased by 0.7 ppb from 1993 (0.0 ppb) to 2025 (0.7 ppb).

Copper level trend (90th percentile)

EPA action level: 1.3 mg/L
Copper has decreased by 0.000 mg/L from 2002 (1.500 mg/L) to 2023 (1.500 mg/L).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,661
Water Systems
1
Water Source

Where Bement's water comes from

Groundwater

Bement'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 1,661 people through 1 water system.

Local Hydrology

Water bodies near Bement

Bement is located near 2 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Sangamon River
river
Lake Fork
river
Infrastructure

Water systems serving Bement

System Name PWSID Population Source
BEMENT IL1470050 1,661 GW
Regional Comparison

How Bement compares

Full Illinois rankings →

Bement's score of 80/100 is above the average of 56/100 among major Illinois cities. It outscores 7 of 10 nearby cities.

Bement (this city)
80
Chicago
35.2
Aurora
45.5
Joliet
38.5
Naperville
81.2
Champaign
91.9
Illinois avg
56
City Profile

About Bement, IL

Economic Profile
$67,011
Median Income
$98,699
Median Home Value
$770/mo
Median Rent
3.6%
Unemployment
Community
42.2
Median Age
769
People / sq mi
16.8%
College Educated
81.7%
Homeownership
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Frequently asked questions

Is Bement, IL tap water safe to drink?

Bement's water quality earned a grade of B+ (80/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #569 out of 891 cities tested in Illinois.

What contaminants are in Bement's water?

Lead was measured at 1.5 ppb (90th percentile). 8 violations are on record.

How is Bement'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 Bement?

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

Where does Bement's water come from?

Bement's water is sourced from Groundwater. The city has 1 water system serving approximately 1,661 residents.

What health violations has Bement's water system had?

Bement has 1 health-based violation 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. 3 violations remain unresolved.

Is Bement's groundwater at risk of contamination?

Bement 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 8 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 Bement's water compare to other cities?

Bement ranks #569 out of 891 cities in Illinois (better than 36% of state cities) and #8061 out of 15744 cities nationally (49th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Bement's small water system affect quality?

Bement's system serves approximately 1,661 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 8 violations on record.