F0/100
NEOGA — Water Quality Report 2026
Serving 1,636 people · Illinois
Water Source
Purchased Surface Water
County
—
System ID
IL0350150
Violations
48
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
1
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – July 3, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – August 22, 2022Enforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved
Maximum Contaminant Level Violation
When: August 1, 2021 – August 31, 2021Rule: Total Coliform RuleEnforcement: 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 NEOGA
Is NEOGA water safe to drink?
NEOGA water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 48 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has NEOGA detected?
1 contaminants were tested in NEOGA's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does NEOGA have any EPA violations?
Yes, NEOGA has 48 EPA violation(s) on record, with the most recent in 2023. Violation types include Other, MCL, TT. 32 are health-based violations.
How many people does NEOGA serve?
NEOGA serves approximately 1,636 people, Illinois. The system provides water to 1 community: Neoga.
What type of water does NEOGA provide?
NEOGA sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IL0350150.
How does NEOGA compare to other utilities in Illinois?
NEOGA scores 0/100 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.