Lake Marion Regional Water Sys (3820003)
EPA ID: SC3820003 · 25 people served · 1 ZIP code
Even as other utilities in the region logged violations, Lake Marion Regional Water Sys (3820003) kept a clean EPA record — five years, no issues, 25 people served.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Demographics
The Lake Marion Regional Water Sys (3820003) serves a community with a median household income of $50,673 and an estimated 4,658 residents across its service area. Approximately 41% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 85% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
🌊 Where Does Your Water Come From?
Lake Marion Regional Water Sys (3820003)'s water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 1% of homes in Orangeburg County, South Carolina rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in South Carolina
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Lake Marion Regional Water Sys (3820003) (EPA ID: SC3820003) is a community water system in South Carolina that serves approximately 25 people from surface water sources.
This system serves ZIP code 29142 in Santee.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 29142 — Santee
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Lake Marion Regional Water Sys (3820003) (SC3820003) on EPA.gov.
Frequently Asked Questions
Is Lake Marion Regional Water Sys (3820003) water safe to drink?
Based on EPA records, Lake Marion Regional Water Sys (3820003) has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Lake Marion Regional Water Sys (3820003) serve?
Lake Marion Regional Water Sys (3820003) serves approximately 25 people across 1 ZIP code in South Carolina.
Where does Lake Marion Regional Water Sys (3820003) get its water?
The primary water source is surface water.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.