D38/100
Mccormick Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 10,318 residents · South Carolina
What's In Mccormick's Tap Water?
31
Contaminants Tested
1
Exceed EPA Limits
0
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.009 µg/L | 0.004 µg/L | Over Limit |
EPA Violation History
5
Violations (last 5yr)
0
Unresolved
5
Health-Related
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2023 – March 31, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2022 – September 30, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2022 – June 30, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2022 – March 31, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
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
Water Utility Details
MCCORMICK CPW (3510001)
Population Served
1,818
Water Source
Surface Water
System ID
SC3510001
MCCORMICK CO W&SA (SC3520002)
Population Served
8,500
Water Source
Purchased Surface Water
System ID
SC3520002
Frequently Asked Questions About Mccormick Water
Is Mccormick tap water safe to drink?
Mccormick, South Carolina tap water receives a grade of D (38/100), which is considered poor. 1 contaminant(s) exceed EPA maximum contaminant levels and 40 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Mccormick's water?
Of the 34 contaminants tested in Mccormick's water supply, the most notable include PFOS. 1 contaminant(s) exceed EPA legal limits (MCLs). 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Mccormick have any water quality violations?
Yes, Mccormick has 40 EPA violation(s) on record, with the most recent in 2023. Violation types include MCL, MR, Other. 19 of these are health-based violations, which are the most serious category.
Do I need a water filter in Mccormick?
Based on EPA data, using a water filter in Mccormick is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Mccormick's tap water come from?
Mccormick's drinking water is sourced from surface water and supplied by MCCORMICK CPW (3510001) and 1 other water system(s). The system serves approximately 10,318 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Mccormick's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Mccormick's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Mccormick's water compare to other cities in South Carolina?
Mccormick's water quality score of 38/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our South Carolina state page to see how all cities in the state compare.
What should I do if I'm concerned about Mccormick's water quality?
If you have concerns about Mccormick's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (MCCORMICK CPW (3510001)) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.