A94/100
SUMTER CITY OF (SC4310001) — Water Quality Report 2026
Serving 53,070 people · South Carolina
Water Source
Groundwater
County
—
System ID
SC4310001
Violations
3
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2009.
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 SUMTER CITY OF (SC4310001)
Is SUMTER CITY OF (SC4310001) water safe to drink?
SUMTER CITY OF (SC4310001) water receives a grade of A (94/100), which is considered excellent. Out of 66 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SUMTER CITY OF (SC4310001) detected?
66 contaminants were tested in SUMTER CITY OF (SC4310001)'s water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SUMTER CITY OF (SC4310001) have any EPA violations?
Yes, SUMTER CITY OF (SC4310001) has 3 EPA violation(s) on record, with the most recent in 2009. Violation types include MR, Other.
How many people does SUMTER CITY OF (SC4310001) serve?
SUMTER CITY OF (SC4310001) serves approximately 53,070 people, South Carolina. The system provides water to 1 community: Sumter.
What type of water does SUMTER CITY OF (SC4310001) provide?
SUMTER CITY OF (SC4310001) sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is SC4310001.
How does SUMTER CITY OF (SC4310001) compare to other utilities in South Carolina?
SUMTER CITY OF (SC4310001) scores 94/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our South Carolina state page for a full comparison of water systems.