Mathews Heights (Sc2450021), SC
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 15 ppb (monitoring period 2022-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Mathews Heights (Sc2450021) at a glance
Mathews Heights (Sc2450021) serves about 73 people through 30 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Greenwood County, South Carolina. EPA system ID: SC2450021; phone on file: 864-993-5880. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is up 10 ppb from 5 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Mathews Heights (Sc2450021) is 15 ppb across 3 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 15 ppb over 10 |
| 2021 | 5 ppb |
| 2018 | 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. Mathews Heights (Sc2450021)'s 15 ppb sits at the 99th percentile in South Carolina and the 99th nationally (higher means more lead).
Neighbouring systems
5 other systems share Greenwood County; 0 of them have a higher latest lead result than Mathews Heights (Sc2450021). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Greenwood Cpw (2410001) | 52,022 | 4 ppb |
| Ware Shoals Town Of (Sc2410003) | 3,174 | 0 (not detected) |
| Ninety Six Cpw (Sc2410002) | 2,880 | 0 (not detected) |
| Mitchell Mhp (Sc2460001) | 43 | 3 ppb |
| Country Acres (Sc2450057) | 34 | 4 ppb |
Next steps for Greenwood, SC
Test your own tap with a certified lab first-draw sample; Greenwood, SC may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Mathews Heights (Sc2450021) 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. See what changes at 10 ppb in 2027.