Spartanburg Water System (Sc4210001), SC
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2023-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
About Spartanburg Water System (Sc4210001)
Spartanburg Water System (Sc4210001) serves about 166,364 people through 72,298 service connections, which makes it a very large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Spartanburg County, South Carolina. EPA system ID: SC4210001; phone on file: 864-580-5642. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2022 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Spartanburg Water System (Sc4210001) is 0 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2016 | 0 (not detected) |
Against other South Carolina systems
Of the 553 South Carolina systems with a lead result, the median latest reading is 0.73 ppb; 3 are over 15 ppb right now and 47 have gone over at some point. Spartanburg Water System (Sc4210001)'s reported as 0 (not detected) sits at the 38th percentile in South Carolina and the 40th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Spartanburg County
6 other systems share Spartanburg County; 0 of them have a higher latest lead result than Spartanburg Water System (Sc4210001). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Sjwd Middle Tyger Wtp (Sc4220006) | 89,531 | 0 (not detected) |
| Inman Campobello W/D (4220002) | 41,007 | 0 (not detected) |
| Woodruff Roebuck W/D (Sc4220007) | 32,038 | 0 (not detected) |
| Lcf Water District (Sc4220010) | 18,152 | 0 (not detected) |
| Sws-Landrum Wtp (Sc4210003) | 5,143 | 0 (not detected) |
| Metro Subdistrict B (Sc4220003) | 1,851 | 0 (not detected) |
What to do in your house
Look up your address in Spartanburg Water System (Sc4210001)'s service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Spartanburg Water System (Sc4210001) whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. Why sampled homes are the worst-case ones is in the guide to reading the number. A zero today does not rule out a jump later - the rules are tightening in 2027.