D22/100
CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC — Water Quality Report 2026
Serving 1,435 people · Illinois
Water Source
Groundwater
County
—
System ID
IL1975480
Violations
55
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: January 21, 2022 – March 10, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2021 – September 30, 2021Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC
Is CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC water safe to drink?
CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC water receives a grade of D (22/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 55 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC detected?
31 contaminants were tested in CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC have any EPA violations?
Yes, CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC has 55 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, MCL. 5 are health-based violations.
How many people does CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC serve?
CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC serves approximately 1,435 people, Illinois. The system provides water to 1 community: Joliet.
What type of water does CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC provide?
CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL1975480.
How does CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC compare to other utilities in Illinois?
CRYSTAL LAWNS ADDITION IMPROVEMENT ASSOC scores 22/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Illinois state page for a full comparison of water systems.