Alligator Rural Water, SC
Lead detected, under the action levels
Latest 90th-percentile lead: 0.15 ppb (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. 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.
About Alligator Rural Water
Alligator Rural Water serves about 4,743 people through 1,851 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 groundwater, in Chesterfield County, South Carolina. EPA system ID: SC1320004; phone on file: 843-335-6464. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
Against the period ending 2022 (0.4 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Alligator Rural Water is 0.78 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.15 ppb |
| 2022 | 0.4 ppb |
| 2019 | 0.37 ppb |
| 2016 | 0.78 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. Alligator Rural Water's 0.15 ppb sits at the 38th percentile in South Carolina and the 41st nationally (higher means more lead).
Other water systems in Chesterfield County
8 other systems share Chesterfield County; 8 of them have a higher latest lead result than Alligator Rural Water. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Chesterfield Co Rural Water (Sc1320003) | 25,691 | 2.5 ppb |
| Cheraw Town Of (Sc1310001) | 6,325 | 1.7 ppb |
| Pageland Town Of | 3,467 | 3.4 ppb |
| Chesterfield Town Of (1310002) | 1,670 | 3.2 ppb |
| Mcbee Town Of (Sc1310004) | 1,239 | 1.6 ppb |
| Jefferson Town Of (Sc1310005) | 948 | 4.6 ppb |
| Country Village Mhp (Sc1360008) | 96 | 2.3 ppb |
| Westside Estates Apts (Sc1370300) | 87 | 0.26 ppb |
Next steps for Mcbee, SC
Test your own tap with a certified lab first-draw sample; Mcbee, 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 Alligator Rural Water 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. Systems that went over once often dip back under; here is what that means.