Tanglewood Estates, TX
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2024-2024). 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.
Tanglewood Estates at a glance
Tanglewood Estates serves about 720 people through 240 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Parker County, Texas. EPA system ID: TX1840011; phone on file: 512-990-4400. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Tanglewood Estates's lead record
Against the period ending 2024 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Tanglewood Estates is 0 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2024 | 0 (not detected) |
How Tanglewood Estates compares
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. Tanglewood Estates's reported as 0 (not detected) sits at the 24th percentile in Texas and the 25th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
69 other systems share Parker County; 23 of them have a higher latest lead result than Tanglewood Estates. 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 Austin, TX
Look up your address in Tanglewood Estates'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 Tanglewood Estates 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.