Marble Community Wtr System, NC
Lead detected, under the action levels
Latest 90th-percentile lead: 5.5 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.
Marble Community Wtr System at a glance
Marble Community Wtr System serves about 999 people through 490 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Cherokee County, North Carolina. EPA system ID: NC0120025; phone on file: 828-557-8023. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is up 2.5 ppb from 3 ppb in the period ending 2016. The highest 90th-percentile result EPA holds for Marble Community Wtr System is 5.5 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 5.5 ppb |
| 2016 | 3 ppb |
How Marble Community Wtr System compares
Of the 1,925 North Carolina systems with a lead result, the median latest reading is 0 ppb; 5 are over 15 ppb right now and 75 have gone over at some point. Marble Community Wtr System's 5.5 ppb sits at the 94th percentile in North Carolina and the 92nd nationally (higher means more lead).
Neighbouring systems
5 other systems share Cherokee County; 0 of them have a higher latest lead result than Marble Community Wtr System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Murphy, Town Of | 4,498 | 0 (not detected) |
| Andrews, Town Of | 3,284 | 0 (not detected) |
| Bear Paw Resort | 909 | 0 (not detected) |
| Granny Squirrel | 142 | 2.5 ppb |
| The Sanctuary At Vance Mtn | 30 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Marble, NC 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 Marble Community Wtr System 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. Size matters more than most people expect: small vs large water systems.