Longhorn Meadows Addition, AZ
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.
Longhorn Meadows Addition at a glance
Longhorn Meadows Addition serves about 855 people through 285 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Denton County, Arizona. EPA system ID: TX0610217; phone on file: 623-935-1100. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
The highest 90th-percentile result EPA holds for Longhorn Meadows Addition is 0 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
Against other Arizona systems
Of the 730 Arizona systems with a lead result, the median latest reading is 0 ppb; 9 are over 15 ppb right now and 58 have gone over at some point. Longhorn Meadows Addition's reported as 0 (not detected) sits at the 42nd percentile in Arizona and the 26th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
2 other systems share Denton County; 0 of them have a higher latest lead result than Longhorn Meadows Addition. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Double Rock Estates | 105 | 0 (not detected) |
| Meadow Ranch Water System | 36 | 0 (not detected) |
Next steps for Glendale, AZ
Look up your address in Longhorn Meadows Addition'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 Longhorn Meadows Addition 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.