Whittier Sanitary District, NC
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
Whittier Sanitary District serves about 252 people through 98 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Swain County, North Carolina. EPA system ID: NC0187020. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
Against the period ending 2016 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Whittier Sanitary District is 0 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2016 | 0 (not detected) |
Against other North Carolina systems
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. Whittier Sanitary District's reported as 0 (not detected) sits at the 41st percentile in North Carolina and the 17th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Swain County
4 other systems share Swain County; 1 of them has a higher latest lead result than Whittier Sanitary District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Bryson City, Town Of | 4,395 | 0 (not detected) |
| Smoky Mtn Country Club Estates | 318 | 0 (not detected) |
| Nantahala Outdoor--Flint Ridge | 66 | 0 (not detected) |
| Pelohi Cove | 46 | 7 ppb |
Next steps for Whittier, NC
Look up your address in Whittier Sanitary District'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 Whittier Sanitary District 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.