F19/100
ELWOOD — Water Quality Report 2026
Serving 2,229 people · Illinois
Water Source
Groundwater
County
—
System ID
IL1970350
Violations
73
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Unresolved
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.
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 ELWOOD
Is ELWOOD water safe to drink?
ELWOOD water receives a grade of F (19/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 73 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has ELWOOD detected?
1 contaminants were tested in ELWOOD's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does ELWOOD have any EPA violations?
Yes, ELWOOD has 73 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, TT. 2 are health-based violations.
How many people does ELWOOD serve?
ELWOOD serves approximately 2,229 people, Illinois. The system provides water to 1 community: Elwood.
What type of water does ELWOOD provide?
ELWOOD sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL1970350.
How does ELWOOD compare to other utilities in Illinois?
ELWOOD scores 19/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Illinois state page for a full comparison of water systems.