Sws-Landrum Wtp (Sc4210003), 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.
Who runs the water here
Sws-Landrum Wtp (Sc4210003) serves about 5,143 people through 2,393 service connections, which makes it a medium-sized 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: SC4210003; phone on file: 864-580-5642. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
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 Sws-Landrum Wtp (Sc4210003) is 3 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 | 3 ppb |
Where this result ranks
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. Sws-Landrum Wtp (Sc4210003)'s reported as 0 (not detected) sits at the 29th percentile in South Carolina and the 35th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
6 other systems share Spartanburg County; 0 of them have a higher latest lead result than Sws-Landrum Wtp (Sc4210003). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Spartanburg Water System (Sc4210001) | 166,364 | 0 (not detected) |
| 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) |
| Metro Subdistrict B (Sc4220003) | 1,851 | 0 (not detected) |
What to do in your house
Look up your address in Sws-Landrum Wtp (Sc4210003)'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 Sws-Landrum Wtp (Sc4210003) 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. What a 90th-percentile result does and does not tell you: how to read a lead result. A zero today does not rule out a jump later - the rules are tightening in 2027.