A100/100
SOUTHWATER INC — Water Quality Report 2026
Serving 2,185 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0030020
Violations
0
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
This system has a clean compliance history.
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 SOUTHWATER INC
Is SOUTHWATER INC water safe to drink?
SOUTHWATER INC water receives a grade of A (100/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has SOUTHWATER INC detected?
1 contaminants were tested in SOUTHWATER INC's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SOUTHWATER INC have any EPA violations?
No, SOUTHWATER INC has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does SOUTHWATER INC serve?
SOUTHWATER INC serves approximately 2,185 people, Illinois.
What type of water does SOUTHWATER INC provide?
SOUTHWATER INC sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0030020.
How does SOUTHWATER INC compare to other utilities in Illinois?
SOUTHWATER INC scores 100/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Illinois state page for a full comparison of water systems.