Water Quality in Rockford, IL (61103)
EPA violation data for public water systems serving ZIP code 61103.
Active Health Violations
3 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 85% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
22,869
Population
151
Water Systems
52
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (151)
Rockford
All resolved Groundwater 147,051 people served
3 violations (5yr)
· All resolved
Lead tested: 14 ppb (limit: 15 ppb) ✓
North Park Pwd
Groundwater 35,580 people served
0 violations
Lead tested: 5.32 ppb (limit: 15 ppb) ✓
Ingersoll Milling Machine Co
Groundwater 1,000 people served
0 violations
Farm & Fleet
Groundwater 500 people served
0 violations
Farm & Fleet
Groundwater 500 people served
0 violations
Dog & Suds
Groundwater 350 people served
0 violations
Shopping Bag Supermarkets
Groundwater 300 people served
0 violations
Ymca Camp Winnebago-Standing Bear Well
Groundwater 300 people served
6 violations (5yr)
Ymca Camp Winnebago-Wilderness Well
1 health-based Groundwater 300 people served
2 violations (5yr)
· 1 health-based · All resolved
Shopping Bag Supermarkets
Groundwater 300 people served
0 violations
Ymca Camp Winnebago - Webvillion
Groundwater 300 people served
4 violations (5yr)
Page Park School
Groundwater 250 people served
0 violations
Leroy'S Restaurant
Groundwater 200 people served
0 violations
Leroy'S Restaurant
Groundwater 175 people served
0 violations
Atwood Homestead Club House
Groundwater 150 people served
0 violations
Da-Mar Lounge
Groundwater 125 people served
0 violations
Lincoln Park Boys Club
Groundwater 100 people served
0 violations
Macktown Golf Course Clubhouse
All resolved Groundwater 100 people served
4 violations (5yr)
· All resolved
Sugar Shores Camping Resort
1 health-based Groundwater 100 people served
4 violations (5yr)
· 1 health-based
Ledges Golf Course Lodge
All resolved Groundwater 100 people served
1 violation (5yr)
· All resolved
Lincoln Park Lounge
Groundwater 100 people served
0 violations
Ledges Golf Comfort
Groundwater 100 people served
0 violations
Wtvo Tv
Groundwater 100 people served
0 violations
Macktown Golf Course 15th Gree
Groundwater 100 people served
0 violations
Kwik & E-Z Food
Groundwater 100 people served
0 violations
Macktown Golf Course Picnic Ar
Groundwater 100 people served
0 violations
Macktown Golf Course #14 Tee
1 health-based Groundwater 100 people served
6 violations (5yr)
· 1 health-based · All resolved
Wcee Tv
Groundwater 100 people served
0 violations
Macktown Golf Course 5th Tee
Groundwater 100 people served
0 violations
Kwik & E-Z Food
Groundwater 100 people served
0 violations
Forest Hills Country Club (140038)
All resolved Groundwater 100 people served
3 violations (5yr)
· All resolved
Didier Greenhouse
Groundwater 75 people served
0 violations
Didier Greenhouse
Groundwater 75 people served
0 violations
Brunos Sunoco
Groundwater 50 people served
0 violations
Atwood Homestead Will Grove Hp
Groundwater 50 people served
0 violations
Pentecostal Center
Groundwater 50 people served
0 violations
West End Auction
Groundwater 50 people served
0 violations
Hononegah Fp (16428)
Groundwater 50 people served
0 violations
Kieselburg F P Red Cedar Lodg
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
West End Auction
Groundwater 50 people served
0 violations
Ledges Golf Maintenance Bldg
Groundwater 50 people served
0 violations
Atwood Homestead South Golf
Groundwater 50 people served
0 violations
Hononegah Forest Preserve (16782)
Groundwater 50 people served
0 violations
Roland Olson Fp Stuga Area
Groundwater 50 people served
0 violations
Roland Olson Bikepath Handpump
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Roland Olson-Equestrian Area
Groundwater 50 people served
0 violations
Atwood Center - Youth Building
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Brunos Sunoco
Groundwater 50 people served
0 violations
Kieselberg Black Willow Area
Groundwater 50 people served
0 violations
Hononegah Forest Preserve-North Camp Hp
Groundwater 50 people served
0 violations
Jim Skelly
Groundwater 40 people served
0 violations
Lincoln Wood Baptist Church
Groundwater 40 people served
0 violations
Jim Skelly
Groundwater 40 people served
0 violations
Don Rehberg (Thunderrock)
Groundwater 40 people served
0 violations
Jungle Jump Off
Groundwater 35 people served
0 violations
First Wesleyan Day Care
Groundwater 35 people served
0 violations
Chambers & Owen Inc
Groundwater 35 people served
0 violations
West State Laundromat
Groundwater 35 people served
0 violations
West State Laundromat
Groundwater 35 people served
0 violations
Hydrocarbon Transportation Inc
Groundwater 35 people served
0 violations
Perce Chemical
Groundwater 35 people served
0 violations
Ymca Camp Winnebago
All resolved Groundwater 35 people served
1 violation (5yr)
· All resolved
Walker & Schork International
Groundwater 35 people served
0 violations
Atwood Park & Nature Jaunt #6
Groundwater 30 people served
0 violations
Seward Bluffs Forest Preserve-Oak Ridge
Groundwater 30 people served
0 violations
Pecatonica River Fp - Boat Launch Hp
Groundwater 30 people served
0 violations
Sugar River Forest Preserve-Campground
Groundwater 30 people served
0 violations
Park Hills Golf Course (122192) House
Groundwater 30 people served
0 violations
Comstock Feeds
Groundwater 30 people served
0 violations
Winnebago Motor Homes & Traile
Groundwater 30 people served
0 violations
Indian Hills Forest Preserve
Groundwater 30 people served
0 violations
Kishwaukee Forest Preserve (97824)
Groundwater 30 people served
0 violations
Sugar River Forest Preserve-Riverview Hp
All resolved Groundwater 30 people served
2 violations (5yr)
· All resolved
Kishwaukee Fp Small Shelter
Groundwater 30 people served
0 violations
Seward Bluffs Forest Preserve-Campground
Groundwater 30 people served
0 violations
Sugar River Fp4655 Sand Flat
Groundwater 30 people served
0 violations
Sugar River Forest Preserve-Canoe Camp
Groundwater 30 people served
0 violations
Winnebago Motor Homes & Traile
Groundwater 30 people served
0 violations
Pecatonica River Fp - Ed Bldg/Shop
Groundwater 30 people served
0 violations
Hononegah Forest Preserve-Bike Path Hp
Groundwater 25 people served
0 violations
Auburn Road Church Of The Naz
Groundwater 25 people served
0 violations
Tullock Woods Well 15
Groundwater 25 people served
0 violations
Leanna Lkside Well 1
Groundwater 25 people served
0 violations
Wholesale Auto Parts
Groundwater 25 people served
0 violations
Countryside Ceramics Inc
Groundwater 25 people served
0 violations
Hononegah Forest Preserve-Campground
Groundwater 25 people served
0 violations
Burritt Grange
Groundwater 25 people served
0 violations
Kishwaukee Fp Sleepy Hollow
Groundwater 25 people served
0 violations
Camp Wildwood & Running Deer
Groundwater 25 people served
0 violations
Espenscheid Memorial Park
Groundwater 25 people served
0 violations
Kishwaukee River F P Well 4
Groundwater 25 people served
0 violations
Colored Sands Forest Preserve Bird Band
Groundwater 25 people served
0 violations
Robin Drive In Theatre
Groundwater 25 people served
0 violations
New Bedford
Groundwater 25 people served
0 violations
Countryside Ceramics Inc
Groundwater 25 people served
0 violations
Hononegah Forest Preserve-West Camp Hp
Groundwater 25 people served
0 violations
Burritt Grange
Groundwater 25 people served
0 violations
Sugar River Forest Preserve-Youth Camp
Groundwater 25 people served
0 violations
Heavenview Bible Assembly
Groundwater 25 people served
0 violations
Hononegah Forest Preserve-Towering Pines
Groundwater 25 people served
0 violations
Lee Produce
Groundwater 25 people served
0 violations
Blackhawk Springs For Presv
Groundwater 25 people served
0 violations
Joe Cooling & Sons
Groundwater 25 people served
0 violations
Hyvee Sycamore
All resolved Purchased groundwater 25 people served
1 violation (5yr)
· All resolved
Hebners Gifts
Groundwater 25 people served
0 violations
Beream Baptist Church
Groundwater 25 people served
0 violations
Winn Co Forest Preserve Dist
Groundwater 25 people served
0 violations
Lakewood Hills Subdivision
Groundwater 25 people served
0 violations
Geno'S Diner
Groundwater 25 people served
4 violations (5yr)
Atwood Vacuum Machine Co
Groundwater 25 people served
0 violations
Rockford Speedway
Groundwater 25 people served
0 violations
Fuller Forest Preserve Well #3
All resolved Groundwater 25 people served
2 violations (5yr)
· All resolved
Joe Cooling & Sons
Groundwater 25 people served
0 violations
Fuller Forest Preserve Well #1
Groundwater 25 people served
0 violations
Fuller Forest Preserve
Groundwater 25 people served
0 violations
Our Saviors Lutheran Church Sandwich
Groundwater 25 people served
0 violations
Veterans Memorial Park
Groundwater 25 people served
3 violations (5yr)
Messiah Lutheran Church
Groundwater 25 people served
0 violations
Hebners Gifts
Groundwater 25 people served
0 violations
Severson Dells Fp Handpump
Groundwater 25 people served
0 violations
Blackhawk Springs F P
Groundwater 25 people served
0 violations
Severson Dells Deer Lodge
Groundwater 25 people served
0 violations
Pecatonica Wetlands-Best Rd
Groundwater 25 people served
0 violations
Pentecostal Center
Groundwater 25 people served
0 violations
Hydroculture
Groundwater 25 people served
0 violations
Oak Ridge Forest Preserve
Groundwater 25 people served
0 violations
Even Keel Marine
Groundwater 25 people served
0 violations
The Mill
Groundwater 25 people served
0 violations
Two Rivers Forest Preserve
Groundwater 25 people served
0 violations
Kilbuck Creek F P Edgewood
Groundwater 25 people served
0 violations
Trailside Centre/Lockwood Park
Groundwater 25 people served
0 violations
Burritt Community Church
Groundwater 25 people served
0 violations
Lincoln Wood Baptist Church
Groundwater 25 people served
0 violations
Auburn Road Church Of The Naz
Groundwater 25 people served
0 violations
Lockwood Park Cookhouse
Groundwater 25 people served
0 violations
Hydroculture
Groundwater 25 people served
0 violations
B & B Electronics
Groundwater 25 people served
0 violations
Kishwaukee Gorge Fp Hand Pump
Groundwater 25 people served
0 violations
First Church Of The Brethren
Groundwater 25 people served
0 violations
Wholesale Auto Parts
Groundwater 25 people served
0 violations
Lee Produce
Groundwater 25 people served
0 violations
Laona Heights Forest Preserve
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
First Church Of The Brethren
Groundwater 25 people served
0 violations
B & B Electronics
Groundwater 25 people served
0 violations
Trask Bridge Fp Bubbler Well
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
Four Lakes Forest Preserve
Groundwater 25 people served
0 violations
Burritt Community Church
Groundwater 25 people served
0 violations
Colored Sands Forest Pres. Canoe Launch
Groundwater 25 people served
0 violations
Seward Bluffs Forest Preserve-Equestrian
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
Kilbuck Creek F P Lower Entran
Groundwater 25 people served
0 violations
Hononegah Forest Preserve Dist
Groundwater 0
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
17 violations
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
19 violations
All resolved
Public NoticeMonitoring
14 violations
Has active
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Approaching limit14 ppb measured
Action level: 15 ppb
Sampled: Jan 2025
How Does This Compare?
Rockford (61103) has more violations than 85% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 52.
Fewer violations 85th 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.
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.