Water Quality in Rock Falls, IL (61071)
EPA violation data for public water systems serving ZIP code 61071.
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 13 monitoring/reporting violations.
More violations than 76% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
13,581
Population
108
Water Systems
17
Violations (5yr)
4
Health-Based
Location
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Water Systems Serving This Area (108)
Rock Falls
All resolved Groundwater 8,620 people served
5 violations (5yr)
· All resolved
Lead tested: 3.1 ppb (limit: 15 ppb) ✓
Liesure Lake
Groundwater 5,000 people served
0 violations
Clint Hocking
Groundwater 5,000 people served
0 violations
Liesure Lake
Groundwater 5,000 people served
0 violations
Montmorency School
Groundwater 413 people served
0 violations
Crystal Lake Recreation Beach
1 health-based Groundwater 300 people served
3 violations (5yr)
· 1 health-based · All resolved
Montmorency School
Groundwater 250 people served
0 violations
Lead tested: 3 ppb (limit: 15 ppb) ✓
Country Acres Mhp (Whiteside County)
Groundwater 232 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Riverdale School
Groundwater 175 people served
0 violations
Il Forge
Groundwater 160 people served
0 violations
Anixter Communications
Groundwater 135 people served
0 violations
East Coloma School North Well
Groundwater 125 people served
0 violations
East Coloma School-South Well
Groundwater 125 people served
0 violations
East Coloma School East Well
Groundwater 125 people served
0 violations
Rock River Golf And Pool
Groundwater 120 people served
0 violations
Riverdale School
Groundwater 100 people served
0 violations
Pjs Skybox
Groundwater 100 people served
0 violations
Angelos Pizzeria
Groundwater 100 people served
0 violations
Logan Park
3 health-based Groundwater 80 people served
5 violations (5yr)
· 3 health-based · All resolved
Riverdale Preschool Center
Groundwater 80 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Anixter Communication
Groundwater 75 people served
0 violations
Eagle Inn
Groundwater 75 people served
0 violations
Anixter Communication
Groundwater 75 people served
0 violations
Ifh Group
All resolved Groundwater 75 people served
1 violation (5yr)
· All resolved
Lead tested: 2.6 ppb (limit: 15 ppb) ✓
Hill Fastner Corp.
Groundwater 70 people served
0 violations
Hill Fastner Corp
Groundwater 70 people served
0 violations
Lawrence Bros
Groundwater 60 people served
0 violations
Larson Mfg
Groundwater 50 people served
0 violations
Charles O Larson
Groundwater 50 people served
0 violations
Express Lane Gas & Food Mart
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Hill Fastener
Groundwater 40 people served
0 violations
Rock River Country Club
Groundwater 30 people served
0 violations
Board Of Dir Rock River Cc
Groundwater 30 people served
0 violations
Board Of Directors-Rock River
Groundwater 30 people served
0 violations
Rock River Country Club
Groundwater 30 people served
0 violations
Board Of Dir Rock River Cc
Groundwater 30 people served
0 violations
Board Of Dir Rock River Cc
Groundwater 30 people served
0 violations
Rock River Country Club
Groundwater 30 people served
0 violations
Board Of Dir Rock River Cc
Groundwater 30 people served
0 violations
Board Of Dir Rock River Cc
Groundwater 30 people served
0 violations
Board Of Dir Rock River Cc
Groundwater 30 people served
0 violations
Il Forge Locker Room
Groundwater 30 people served
0 violations
Harvest Time Bible Ch-Auditor
Groundwater 25 people served
0 violations
Whiteside Efficiencies Rms 22-
Groundwater 25 people served
0 violations
Wilhelm
Groundwater 25 people served
0 violations
Lawrence & Sons Const
Groundwater 25 people served
0 violations
Il Forge Downstairs Locker Rm
Groundwater 25 people served
0 violations
Poci'S Rock River Gardens
Groundwater 25 people served
0 violations
Whiteside Co Airport
Groundwater 25 people served
0 violations
Sunset Motel
Groundwater 25 people served
0 violations
Sunset Motel
Groundwater 25 people served
0 violations
Rotary Intl Park
Groundwater 25 people served
0 violations
Dog N Suds
Groundwater 25 people served
0 violations
Cleveland Estate
Groundwater 25 people served
0 violations
Whiteside Efficiencies & Mini
Groundwater 25 people served
0 violations
Suma Huma
Groundwater 25 people served
0 violations
Il Forge Press Room
Groundwater 25 people served
0 violations
Harvest Time Bible Church Education
Groundwater 25 people served
0 violations
Shady Nook
Groundwater 25 people served
0 violations
Saunder'S Trucking
Groundwater 25 people served
0 violations
Lake Wa-Pa-Hoo
Groundwater 25 people served
0 violations
Poci Fruit & Veg Mkt
Groundwater 25 people served
0 violations
Whiteside Co Airport
Groundwater 25 people served
0 violations
Sav A Lot Rock Falls
Purchased groundwater 25 people served
0 violations
Dog N Suds
Groundwater 25 people served
0 violations
Marantha Baptist
Groundwater 25 people served
0 violations
Moore Tires Inc
All resolved Groundwater 25 people served
2 violations (5yr)
· All resolved
Cleveland Estate
Groundwater 25 people served
0 violations
Good Shephard Lutheran
Groundwater 25 people served
0 violations
Rock River Provision
Groundwater 25 people served
0 violations
Angelo'S Pizzeria
Groundwater 25 people served
0 violations
Board Of Directors
Groundwater 25 people served
0 violations
Eagle Inn
Groundwater 25 people served
0 violations
Lawrence & Sons Const
Groundwater 25 people served
0 violations
Whiteside Efficiencies Rms 14-
Groundwater 25 people served
0 violations
Club 30
Groundwater 25 people served
0 violations
Coleta Sportsmen'S Club Inc
Groundwater 25 people served
0 violations
Celletti'S Sportland
Groundwater 25 people served
0 violations
Spalding Used Parts
Groundwater 25 people served
0 violations
Gaulrapp Turkey Farm
Groundwater 25 people served
0 violations
Rock River Country Club
Groundwater 25 people served
0 violations
Arrow Motel
Groundwater 25 people served
0 violations
Shore Acres Marina
Groundwater 25 people served
0 violations
Harvest Time Bible Ch-Fellowsh
Groundwater 25 people served
0 violations
Lake Wa-Pa-Hoo
Groundwater 25 people served
0 violations
Country Market Antiques
Groundwater 25 people served
0 violations
Marantha Baptist
Groundwater 25 people served
0 violations
Spalding Used Parts
Groundwater 25 people served
0 violations
Crystal Lake Motel
Groundwater 25 people served
0 violations
Eldorado, The
Groundwater 25 people served
0 violations
Rock River Provision
Groundwater 25 people served
0 violations
Jul'S Motel
Groundwater 25 people served
0 violations
Good Shephard Lutheran
Groundwater 25 people served
0 violations
Whiteside Efficiencies Rms 1-1
Groundwater 25 people served
0 violations
Apostolic The
Groundwater 25 people served
0 violations
Poci Fruit & Veg Mkt
Groundwater 25 people served
0 violations
Route 30 Slots & Cocktails
Groundwater 25 people served
0 violations
Saunder'S Trucking
Groundwater 25 people served
0 violations
Celletti'S Sportland
Groundwater 25 people served
0 violations
Apostolic The
Groundwater 25 people served
0 violations
S O I Hwy Garage
Groundwater 25 people served
0 violations
Gaulrapp Turkey Farm
Groundwater 25 people served
0 violations
S O I Hwy Garage
Groundwater 25 people served
0 violations
Club 30
Groundwater 25 people served
0 violations
Arrow Motel
Groundwater 25 people served
0 violations
Crystal Lake Motel
Groundwater 25 people served
0 violations
Jul'S Motel
Groundwater 25 people served
0 violations
Il Forge
Groundwater 12 people served
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
6 violations
All resolved
Public NoticeMonitoring
4 violations
All resolved
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
2 violations
All resolved
ChlorineMonitoring
Used to disinfect water — generally safe at regulated levels.
2 violations
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
2 violations
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit3.1 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
How Does This Compare?
Rock Falls (61071) has more violations than 76% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 17.
Fewer violations 76th 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.