Historical Compliance Records SC

Darlington City of (sc1610001)

EPA ID: SC1610001 ยท 7,142 people served ยท 2 ZIP codes

ZipCheckup's reading of EPA records for Darlington City of (sc1610001) (SC1610001): 3 violations on record since 2021. 3 violations on file at Darlington City of (sc1610001), none open; 7,142 people served.

Data: EPA SDWIS

7,142
People Served
2
ZIP Codes Served
3
Violations (since 2021)
Groundwater
Water Source
0.0002 mg/L
Most recent lead 90th percentile on record (monitoring period ending 2023-12-31)
2
Contaminants Flagged
$94K
Median Home Value in ZIP Codes Served

Service Area Map

Coverage area for Darlington City of (sc1610001) Source: EPA SDWIS service area boundaries.

Service area boundary

Demographics of ZIP Codes Served

$42,732
Median Household Income
23,868
Population of ZIP Codes Served (Census)
81%
Disadvantaged Population
70th
Poverty Percentile
80th
Energy Burden Percentile
51%
Pre-1986 Housing

The ZIP codes associated with Darlington City of (sc1610001) have a median household income of $42,732 and about 23,868 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 51% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: On average, 81% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

Darlington City of (sc1610001)'s water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Low Risk
Source Contamination Risk
40th
Wastewater Discharge Proximity
20th
Superfund Site Proximity

Infrastructure Risk

42 yr
Estimated pipe age (modeled from housing age)
Copper
Likely pipe material (modeled)
28 yr
Est. Remaining Life
Stable
Decay Status
Installed 60% of expected lifespan used (estimate) End of life

Comparable Water Systems

Similar-sized systems in South Carolina

Bgwc I-20 (sc3250012)
7,146 people
0 violations
A 0 violations
0 violations
2 violations
0 violations

Cost of Inaction

Illustrative per-household cost scenario based on stated assumptions:

Estimated Healthcare Costs $500

Annual per household (ZipCheckup estimate)

Estimated Cumulative Cost Per Household

5 years
$2,500
10 years
$5,000
20 years
$10,000

Individual costs vary by household size, property, and health factors. These estimates are for awareness, not financial advice.

System Overview

Darlington City of (sc1610001) (EPA ID: SC1610001) is a community water system in South Carolina that serves approximately 7,142 people from groundwater sources.

This system provides water to 2 ZIP codes across 1 community.

Violation History

No current noncompliance in the accepted 2026Q2 snapshot. The 3 records in the 2021-2026 window are classified as resolved or archived, not current.

Status breakdown for accepted records with record years 2021-2026: 3 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Date Contaminant Type Status
December 30, 2023 Lead and Copper Rule Non-health-based Resolved
October 1, 2022 Consumer Confidence Rule Non-health-based Resolved
July 1, 2022 Consumer Confidence Rule Non-health-based Resolved

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Consumer Confidence Rule Other (notice or report rule) 2 No
Lead and Copper Rule Monitoring & Reporting 1 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
0.0002 mg/L No 2023-12-31

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Need help with your water quality?

Typical cost: Water test: typically $20โ€“$50 (DIY kit) ยท Professional inspection: $150โ€“$400

Find the Right Water Filter

Free tip: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by SC or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Darlington City of (sc1610001) (SC1610001) on EPA.gov.

Frequently Asked Questions

Is Darlington City of (sc1610001) water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Darlington City of (sc1610001); its 3 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Darlington City of (sc1610001) serve?

Darlington City of (sc1610001) serves approximately 7,142 people across 2 ZIP codes in South Carolina.

Where does Darlington City of (sc1610001) get its water?

The primary water source is groundwater.

Federal UCMR5 PFAS Monitoring: No PFAS Reported Above Reporting Levels

This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were reported above UCMR5 minimum reporting levels.

Samples collected
232

EPA's April 2024 PFAS rule sets MCLs of 4 ppt for PFOA and PFOS and 10 ppt for PFHxS, PFNA and HFPO-DA (GenX); water systems must comply from 2029. Other PFAS compounds have no individual federal MCL. A state standard is shown only where this system's state has its own enforceable PFAS limit. Detection results are EPA UCMR5 samples, not a measurement at your tap.

Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) โ€” per-system federal sampling, 2023โ€“2025. EPA UCMR5 monitoring program โ†’

Understand PFAS health context and filtration โ†’

How Water Systems Appear in Rankings

Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.

Frequently Asked Questions

Should I use a water filter? ▼
Given 3 recorded violations, review the violation types and dates; a filter certified for a specific contaminant of concern can reduce that contaminant at the tap. Monitoring or reporting violations are not something a filter addresses.
How many people does Darlington City of (sc1610001) serve? ▼
Darlington City of (sc1610001) serves approximately 7,142 people with drinking water across 2 ZIP codes.
What is Darlington City of (sc1610001)'s water source? ▼
Darlington City of (sc1610001) draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Darlington City of (sc1610001)'s water? ▼
The most recent 90th-percentile lead result on record is 0.0002 mg/L (sample period ending 2023-12-31). This is at or below the EPA lead action level, which triggers system action and is not a safe level; the EPA health goal for lead is zero.
What is the demographic profile of the ZIP codes associated with Darlington City of (sc1610001)? ▼
The ZIP codes mapped to Darlington City of (sc1610001) have a median household income of $42,732 (Census ZIP-code estimate). In CEJST data, 81% of census tracts in the counties mapped to this area are designated disadvantaged (average across mapped ZIP codes), which may indicate greater vulnerability to environmental health risks.
Where does Darlington City of (sc1610001) get its water? ▼
Darlington City of (sc1610001)'s water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

How to cite this page

APA ZipCheckup. (n.d.). Darlington City of (sc1610001) (SC): 3 EPA Violations. https://zipcheckup.com/water-system/sc1610001/
BibTeX
@misc{zipcheckup-water-system-sc1610001,
  author = {{ZipCheckup}},
  title  = {{Darlington City of (sc1610001) (SC): 3 EPA Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/sc1610001/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Darlington City of (sc1610001) (EPA ID: SC1610001) - request the latest Consumer Confidence Report or ask about specific contaminants.

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