Linton Hall School, VA
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.
About Linton Hall School
Linton Hall School serves about 350 people through 7 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Prince William County, Virginia. EPA system ID: VA6153475; phone on file: 571-428-2576. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is down 1.8 ppb from 1.8 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Linton Hall School is 9 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 1.8 ppb |
| 2019 | 1.8 ppb |
| 2017 | 9 ppb |
Where this result ranks
Of the 996 Virginia systems with a lead result, the median latest reading is 0 ppb; 3 are over 15 ppb right now and 59 have gone over at some point. Linton Hall School's reported as 0 (not detected) sits at the 26th percentile in Virginia and the 20th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Prince William County
10 other systems share Prince William County; 4 of them have a higher latest lead result than Linton Hall School. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Pwcsa - East | 168,747 | 0 (not detected) |
| Pwcsa - West | 136,409 | 0 (not detected) |
| Dale City | 72,062 | 0 (not detected) |
| Mcb Quantico - Mainside | 19,000 | 1.98 ppb |
| Quantico Mcb-Camp Barrett | 8,689 | 3.8 ppb |
| Bull Run Mountain/Evergreen (Brme) | 1,803 | 2.27 ppb |
| Quantico, Town Of | 650 | 0 (not detected) |
| Woodbridge Mhp Llc | 320 | 7.3 ppb |
| Pwcsa - Hoadly Manor | 207 | 0 (not detected) |
| Pwcsa - Carters Grove | 105 | 0 (not detected) |
Next steps for Bristow, VA
Look up your address in Linton Hall School'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 Linton Hall School 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. The lead result guide covers how utilities pick the homes they sample. A zero today does not rule out a jump later - the rules are tightening in 2027.