F7/100
CITY OF MARKS — Water Quality Report 2026
Serving 2,099 people · Mississippi
Water Source
Groundwater
County
—
System ID
MS0600007
Violations
86
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
0
Health-Related
TIER 3Unresolved
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: January 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
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: January 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: 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 CITY OF MARKS
Is CITY OF MARKS water safe to drink?
CITY OF MARKS water receives a grade of F (7/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 86 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CITY OF MARKS detected?
1 contaminants were tested in CITY OF MARKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF MARKS have any EPA violations?
Yes, CITY OF MARKS has 86 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, MCL. 1 are health-based violations.
How many people does CITY OF MARKS serve?
CITY OF MARKS serves approximately 2,099 people, Mississippi. The system provides water to 1 community: Marks.
What type of water does CITY OF MARKS provide?
CITY OF MARKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MS0600007.
How does CITY OF MARKS compare to other utilities in Mississippi?
CITY OF MARKS scores 7/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Mississippi state page for a full comparison of water systems.