Lake City, SC Water Safety: 85/100 (2026)
1 ZIP code · 4 water systems · Updated 2026-06-03
Water systems serving Lake City hold a strong EPA compliance record — the city places among the better-performing areas in SC with few health-based violations on file.
How Lake City Compares
Data: EPA SDWIS Last verified: 2026-06-03
Lake City Water: The Quick Version
- Average lead level: 0.0013 mg/L.
- Homes built before 1986: 62% — older plumbing may contain lead solder.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 16.94 — above typical levels.
Water Systems Serving Lake City
Lake City, SC draws its residential water from 3 separate providers among the 4 federally tracked systems. Each operates independently, with its own infrastructure, rate structure, and compliance record.
Overview
We track water quality and home safety data for 1 ZIP code in Lake City, South Carolina, covering 4 community water systems serving approximately 12,284 people.
No EPA violations recorded across any ZIP codes in Lake City — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Lake City: A (85/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Lake City water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0013 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 29560 | A | Lake City City of (sc2110007) | 9,191 |
All ZIP Codes in Lake City
- 29560 [A]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
CDC Health Data for Lake City
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
How Old Is Lake City's Housing Stock?
With 62% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Viewed through the lens of construction era, Lake City is predominantly an older city — a median build year of 1971 puts most of the residential inventory in the range where pre-1986 plumbing materials were the standard.
Over half of homes in Lake City were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Lake City: Remediation Cost in Perspective
For most Lake City homeowners, estimated remediation represents a moderate equity share — manageable with planning.
Remediation costs are moderate relative to home values in Lake City. The estimated $800–$1,800 range is manageable for most homeowners but still worth budgeting for. Home values are 48% below the South Carolina average.
Protecting Children from Lead in Lake City
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
If 62% of the Lake City inventory comes from before the federal ban on lead-bearing solder — and if utility samples sit at or near 0.015 mg/L — the gap between citywide averages and one specific faucet becomes a practical concern rather than a theoretical one. That is why one-home reads exist as a separate measurement. A certified filter through retailer networks addresses confirmed exposure where it appears in a household.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Lake City
Flood activity in Lake City is neither negligible nor at the level of the highest-exposure areas in the NFIP dataset. The 57-claim record and 100% flood zone coverage suggest a community that has experienced recurrent events but has not faced the kind of sustained, severe exposure where water-supply contamination becomes a primary public health concern. It sits in a middle range where flood history merits inclusion in any complete local water quality picture.
Lake City has a moderate flood history with 57 FEMA claims averaging $12,407 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,200</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Lake City, SC