F0/100
LAMAR PWS — Water Quality Report 2026
Serving 4,500 people · Missouri
Water Source
Surface Water
County
—
System ID
MO5010446
Violations
56
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
3
Unresolved
0
Health-Related
TIER 3Unresolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2024 – September 30, 2024Rule: Surface Water Treatment RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Missed required monitoring deadline
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2024 – September 30, 2024Rule: Surface Water Treatment RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Missed required monitoring deadline
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2024 – September 30, 2024Rule: Surface Water Treatment RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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 LAMAR PWS
Is LAMAR PWS water safe to drink?
LAMAR PWS water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 56 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has LAMAR PWS detected?
31 contaminants were tested in LAMAR PWS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LAMAR PWS have any EPA violations?
Yes, LAMAR PWS has 56 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, MCL, TT. 25 are health-based violations.
How many people does LAMAR PWS serve?
LAMAR PWS serves approximately 4,500 people, Missouri. The system provides water to 1 community: Lamar.
What type of water does LAMAR PWS provide?
LAMAR PWS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MO5010446.
How does LAMAR PWS compare to other utilities in Missouri?
LAMAR PWS scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Missouri state page for a full comparison of water systems.