Ridgeway Town Of (Sc2010002), SC
Lead detected, under the action levels
Latest 90th-percentile lead: 3 ppb (monitoring period 2026-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Who runs the water here
Ridgeway Town Of (Sc2010002) serves about 950 people through 342 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Fairfield County, South Carolina. EPA system ID: SC2010002; phone on file: 803-337-2213. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Ridgeway Town Of (Sc2010002)'s lead record
Against the period ending 2025 (3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Ridgeway Town Of (Sc2010002) is 6 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 3 ppb |
| 2025 | 3 ppb |
| 2024 | 0 (not detected) |
| 2021 | 6 ppb |
| 2018 | 4 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. Ridgeway Town Of (Sc2010002)'s 3 ppb sits at the 79th percentile in South Carolina and the 82nd nationally (higher means more lead).
Neighbouring systems
6 other systems share Fairfield County; 2 of them have a higher latest lead result than Ridgeway Town Of (Sc2010002). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Winnsboro Town Of (2010001) | 10,391 | 12 ppb |
| Midcounty Water Dist 2 (Sc2020004) | 3,500 | 0 (not detected) |
| Jenkinsville Water Company (Sc2020001) | 2,550 | 4 ppb |
| Mitford Water District (Sc2020005) | 1,878 | 0 (not detected) |
| Midcounty Water Dist 1 (2020002) | 1,487 | 0 (not detected) |
| Ridgeway Manor (Sc2070002) | 158 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Ridgeway, 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 Ridgeway Town Of (Sc2010002) 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. Size matters more than most people expect: small vs large water systems.