WaterVerge

Is Mulberry Grove, IL Tap Water Safe to Drink?

Graded B+, with 2 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

548 residents served 1 water system PWSID: IL0050100
Overall Score
82.4 / 100
Violations
2 active
Last Updated
May 2026
Source
Purchased surface water
#486 of 891 in Illinois Top 45% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
82.4/100
waterverge.com
B+ 82.4/100

Mulberry Grove, IL — Water Quality Report

Mulberry Grove's drinking water received a grade of B+ (82.4 out of 100), indicating good water quality. The city's 1 water system serves approximately 548 residents using purchased surface water.

Lead levels were measured at 3.9 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 20 violations on record, including 11 health-based violations. 2 remain unresolved.

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

What to know about Mulberry Grove's water

Mulberry Grove ranks #486 out of 891 cities in Illinois for water quality, placing it below average in the state.

The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.

As a small community water system, Mulberry Grove may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
82.4 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
35.4/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
18/20
A
Lead at 3.9 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Purchased surface water.
Water Safety

Is Mulberry Grove, IL water safe to drink?

Use Caution

Mulberry Grove's tap water meets most EPA standards but has areas that warrant attention. With a grade of B+ (82.4/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 548 residents using surface water (rivers, lakes, or reservoirs).

2
Active Violations
3.9 ppb
Lead (90th %ile)
1 event
Disaster History

Recent water quality updates for Mulberry Grove

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Mulberry Grove's water quality assessment. Grade: B+ (82.4/100).

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Total Haloacetic Acids (HAA5).

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Total Haloacetic Acids (HAA5).

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

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 Mulberry Grove's water supply.

Lead Within Limits
Detected: 3.9 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Mulberry Grove's water system has 20 total violations on record, including 11 health-based violations. 2 remain unresolved. 4 violations were issued in the last 5 years.

MCLOtherMR
Most recent violations:
Jul 2022 Total Haloacetic Acids (HAA5) Resolved
Apr 2022 Total Haloacetic Acids (HAA5) Resolved
May 2021 Public Notice Open
Jan 2021 TTHM Resolved
Oct 2019 Total Haloacetic Acids (HAA5) Resolved

Flood & environmental risk

Bond 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 Hurricane Creek.

HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3230

Where does Mulberry Grove's water come from?

Mulberry Grove's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 548 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include Hurricane Creek (river).

What Mulberry Grove residents can do

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.

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

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
3.9 ppb
EPA Action Level: 15 ppb · 26% of limit
Safe Level
Compliance Record

Violation summary

20
Total violations
11
Health-based
2
Active / unresolved
Jul 2022
Most recent violation
Compliance Record

Violations & advisories

20 Total
2 Active
11 Health-based
18 Resolved
5 SNC
Violations by category
Total Coliform Rule
10
Stage 2 Disinfectants and Disinfection Byproducts Rule
7
Public Notice Rule and Revised PN Rule
1
Lead and Copper Rule
1
Radionuclides and Revised Rad Rule
1
May 2021 Active
Public Notice
Other Violation 0
Oct 1993 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2022 Resolved
Total Haloacetic Acids (HAA5)
Max Contaminant Level
Health-Based Health Resolved Sep 2022
Apr 2022 Resolved
Total Haloacetic Acids (HAA5)
Max Contaminant Level
Health-Based Health Resolved Jun 2022
Jan 2021 Resolved
TTHM
Max Contaminant Level
SNC Health Resolved Mar 2021
Oct 2019 Resolved
Total Haloacetic Acids (HAA5)
Max Contaminant Level
SNC Health Resolved Dec 2019
Apr 2016 Resolved
Total Haloacetic Acids (HAA5)
Max Contaminant Level
SNC Health Resolved Jun 2016
Jan 2016 Resolved
Total Haloacetic Acids (HAA5)
Max Contaminant Level
SNC Health Resolved Mar 2016
Oct 2015 Resolved
Total Haloacetic Acids (HAA5)
Max Contaminant Level
SNC Health Resolved Dec 2015
Aug 1999 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 1999
Jul 1999 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 1999
Jul 1999 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jul 1999
Oct 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1993
Oct 1993 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1993
Sep 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 1993
Sep 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Sep 1993
Sep 1993 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1993
May 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved May 1992
Nov 1991 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 1991
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 Mulberry Grove

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
CARLISLE CONSTRUCTION MATERIALS LLC
Plastics and Rubber · CARLISLE COS INC
GREENVILLE, IL62246
6.8 mi
FCI GREENVILLE
Other · US DEPARTMENT OF JUSTICE
GREENVILLE, IL62246
9.0 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

1
Declared disasters
Sep 2005
Most recent
Hurricane
Most common type

Bond 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

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 3.9 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 2.9 ppb from 1994 (1.0 ppb) to 2024 (3.9 ppb).
Contaminant Rankings

See how Mulberry Grove compares by contaminant

Explore where Mulberry Grove ranks among all Illinois cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Purchased Surface Water
Operator
Local Government
Population Served
548
Water Systems
1
Water Source

Where Mulberry Grove's water comes from

Purchased Surface Water

Mulberry Grove's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.

These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.

The system is operated by local government ownership and serves approximately 548 people through 1 water system.

Local Hydrology

Water bodies near Mulberry Grove

Mulberry Grove is located near 1 notable water body. As a surface water system, these water bodies may directly influence the city's drinking water supply.

Hurricane Creek
river
Infrastructure

Water systems serving Mulberry Grove

System Name PWSID Population Source
MULBERRY GROVE IL0050100 548 SWP
Regional Comparison

How Mulberry Grove compares

Full Illinois rankings →

Mulberry Grove's score of 82.4/100 is above the average of 56/100 among major Illinois cities. It outscores 8 of 10 nearby cities.

Mulberry Grove (this city)
82.4
Chicago
35.2
Aurora
45.5
Joliet
38.5
Naperville
81.2
Champaign
91.9
Illinois avg
56
City Profile

About Mulberry Grove, IL

Economic Profile
$55,132
Median Income
$90,296
Median Home Value
$791/mo
Median Rent
5.2%
Unemployment
Community
35.4
Median Age
276
People / sq mi
10%
College Educated
74.1%
Homeownership
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Frequently asked questions

Is Mulberry Grove, IL tap water safe to drink?

Mulberry Grove's water quality earned a grade of B+ (82.4/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #486 out of 891 cities tested in Illinois.

What contaminants are in Mulberry Grove's water?

Lead was measured at 3.9 ppb (90th percentile). 20 violations are on record.

How is Mulberry Grove'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 Mulberry Grove?

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

Where does Mulberry Grove's water come from?

Mulberry Grove's water is sourced from Purchased surface water. The city has 1 water system serving approximately 548 residents.

What health violations has Mulberry Grove's water system had?

Mulberry Grove has 11 health-based violations on record. The most recent violation was recorded in July 2022. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

How does Mulberry Grove's water compare to other cities?

Mulberry Grove ranks #486 out of 891 cities in Illinois (better than 45% of state cities) and #7010 out of 15744 cities nationally (56th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Mulberry Grove's small water system affect quality?

Mulberry Grove's system serves approximately 548 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 20 violations on record.