Water Quality in Rockford, IL (61105)

EPA violation data for public water systems serving ZIP code 61105.

Past Health-Based Violations

4 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 11 monitoring/reporting violations.

More violations than 73% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

28

Water Systems

15

Violations (5yr)

4

Health-Based

Location

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Water Systems Serving This Area (28)

Lawrence Park-Osp Fill Source

Groundwater 920 people served
0 violations

White Pines Forest State Park (97303)

Groundwater 750 people served
0 violations

Forest Hills Country Club (57422)

Groundwater 590 people served
0 violations

Singer Mhc

Purchased groundwater 500 people served
0 violations

Rockford Speedway Racetrack

2 health-based
Groundwater 300 people served
3 violations (5yr) · 2 health-based · All resolved

Freeport P D Oakdale Nature Preserve

Groundwater 250 people served
0 violations

Rockford Speedway Convention C

Groundwater 250 people served
0 violations

Camp Mccormick - Kitchen

Groundwater 150 people served
0 violations

Maple Aire Campground (19976)

Groundwater 150 people served
0 violations

Wrex Tv

Groundwater 100 people served
0 violations

Willow Creek Resort (1834)

Groundwater 100 people served
0 violations

Willow Creek Resort (16816)

Groundwater 75 people served
0 violations

Life Technologies Corporation

All resolved
Groundwater 50 people served
2 violations (5yr) · All resolved
Lead tested: 7 ppb (limit: 15 ppb)

Hononegah Forest Preserve (16352)

Groundwater 50 people served
0 violations

Roy Gayle Baseball Park

1 health-based
Groundwater 45 people served
3 violations (5yr) · 1 health-based · All resolved

Muller Pinehurst Dairy Inc

Groundwater 44 people served
0 violations

Atwood Park & Nature Jaunt #3

Groundwater 40 people served
0 violations

Pecatonica River Fp (102764)

Groundwater 30 people served
0 violations

Seward Bluffs Forest Preserve (95745)

Groundwater 30 people served
0 violations

Pecatonica River Fp (102749)

Groundwater 30 people served
0 violations

Seward Bluffs Forest Preserve (95737)

Groundwater 30 people served
0 violations

Monsanto Barn

Groundwater 25 people served
0 violations

Pecatonica River Forest Preser

Groundwater 25 people served
0 violations

Wrex Tv

1 health-based
Groundwater 25 people served
7 violations (5yr) · 1 health-based · All resolved
Lead tested: 3 ppb (limit: 15 ppb)

Freeport Metal Specialties

Groundwater 25 people served
0 violations

Atwood Park & Nature Jaunt #1

Groundwater 25 people served
0 violations

Bright Flower Nursery

Groundwater 25 people served
0 violations

Seward Bluffs Forest Preserve (47233)

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

5 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

4 violations
All resolved
Public NoticeMonitoring
2 violations
All resolved
Di(2-ethylhexyl) adipateMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
3 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Rockford (61105) has more violations than 73% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 15.

Fewer violations 73th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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