B77/100
BATES COUNTY PWSD 4 — Water Quality Report 2026
Serving 2,348 people · Missouri
Water Source
Purchased Surface Water
County
—
System ID
MO1024033
Violations
7
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
1
Health-Related
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: July 3, 2025 – September 9, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2025 – March 31, 2025Rule: Stage 2 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 BATES COUNTY PWSD 4
Is BATES COUNTY PWSD 4 water safe to drink?
BATES COUNTY PWSD 4 water receives a grade of B (77/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has BATES COUNTY PWSD 4 detected?
1 contaminants were tested in BATES COUNTY PWSD 4's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does BATES COUNTY PWSD 4 have any EPA violations?
Yes, BATES COUNTY PWSD 4 has 7 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 4 are health-based violations.
How many people does BATES COUNTY PWSD 4 serve?
BATES COUNTY PWSD 4 serves approximately 2,348 people, Missouri. The system provides water to 1 community: Foster.
What type of water does BATES COUNTY PWSD 4 provide?
BATES COUNTY PWSD 4 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 MO1024033.
How does BATES COUNTY PWSD 4 compare to other utilities in Missouri?
BATES COUNTY PWSD 4 scores 77/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Missouri state page for a full comparison of water systems.