D & S Trailer Ranch, NM
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2024-2026). 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
D & S Trailer Ranch serves about 109 people through 32 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Mckinley County, New Mexico. EPA system ID: NM3559717; phone on file: 505-863-5370. Call that number and ask whether your address has a lead, galvanized or unknown service line.
D & S Trailer Ranch's lead record
The highest 90th-percentile result EPA holds for D & S Trailer Ranch is 0 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
How D & S Trailer Ranch compares
Of the 504 New Mexico systems with a lead result, the median latest reading is 1.4 ppb; 14 are over 15 ppb right now and 46 have gone over at some point. D & S Trailer Ranch's reported as 0 (not detected) sits at the 7th percentile in New Mexico and the 10th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
14 other systems share Mckinley County; 10 of them have a higher latest lead result than D & S Trailer Ranch. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Gallup Water System | 20,880 | 0 (not detected) |
| Gamerco Water & Sanitation | 1,744 | 8.3 ppb |
| Thoreau Water & Sanitation District | 1,173 | 1.2 ppb |
| Ramah Water & Sanitation District | 517 | 1.5 ppb |
| Yah Ta Hey W & Sd | 435 | 1.4 ppb |
| Whispering Cedars Water Association | 425 | 2 ppb |
| White Cliffs Mdwua | 323 | 2 ppb |
| Top Of The World Water Association Corp | 177 | 0 (not detected) |
| Bluewater Lake Mdwca | 135 | 5.3 ppb |
| Coal Basin Dwua | 116 | 10 ppb |
Next steps for Gallup, NM
Look up your address in D & S Trailer Ranch'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 D & S Trailer Ranch 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.