A85/100
DOUGLAS CO RWD 4 — Water Quality Report 2026
Serving 3,000 people · Kansas
Water Source
Purchased Surface Water
County
—
System ID
KS2004509
Violations
11
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
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: April 1, 2024 – June 30, 2024Rule: Stage 2 DBPREnforcement: 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: April 1, 2024 – June 30, 2024Rule: 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 DOUGLAS CO RWD 4
Is DOUGLAS CO RWD 4 water safe to drink?
DOUGLAS CO RWD 4 water receives a grade of A (85/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has DOUGLAS CO RWD 4 detected?
31 contaminants were tested in DOUGLAS CO RWD 4's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does DOUGLAS CO RWD 4 have any EPA violations?
Yes, DOUGLAS CO RWD 4 has 11 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, MCL, Other. 1 are health-based violations.
How many people does DOUGLAS CO RWD 4 serve?
DOUGLAS CO RWD 4 serves approximately 3,000 people, Kansas. The system provides water to 1 community: Baldwin City.
What type of water does DOUGLAS CO RWD 4 provide?
DOUGLAS CO RWD 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 KS2004509.
How does DOUGLAS CO RWD 4 compare to other utilities in Kansas?
DOUGLAS CO RWD 4 scores 85/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Kansas state page for a full comparison of water systems.