Highland Wsc, TX
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2021-2023). 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 Highland Wsc
Highland Wsc serves about 441 people through 147 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 Parker County, Texas. EPA system ID: TX1840031. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
The highest 90th-percentile result EPA holds for Highland Wsc is 0 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
Against other Texas systems
Of the 4,447 Texas systems with a lead result, the median latest reading is 0.28 ppb; 15 are over 15 ppb right now and 202 have gone over at some point. Highland Wsc's reported as 0 (not detected) sits at the 19th percentile in Texas and the 21st nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
69 other systems share Parker County; 23 of them have a higher latest lead result than Highland Wsc. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Walnut Creek Sud | 40,410 | 1.2 ppb |
| City Of Weatherford | 37,002 | 0 (not detected) |
| City Of Willow Park | 7,439 | 2.35 ppb |
| Parker County Sud Surface | 6,300 | 0 (not detected) |
| City Of Aledo | 5,521 | 0 (not detected) |
| City Of Springtown | 3,781 | 0 (not detected) |
| City Of Reno | 3,526 | 1.62 ppb |
| City Of Hudson Oaks | 3,487 | 0 (not detected) |
| Western Lake Estates | 2,982 | 0 (not detected) |
| Town Of Annetta Deer Creek | 2,418 | 1.5 ppb |
Next steps for Hudson Oaks, TX
Look up your address in Highland Wsc'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 Highland Wsc whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1500 ppb (copper action level 1,300 ppb).
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. Small systems behave differently: why small systems go over more often.