Gallina Water System, NM
Exceeded the action level in the past
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2023-2023). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Gallina Water System at a glance
Gallina Water System serves about 99 people through 32 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 Rio Arriba County, New Mexico. EPA system ID: NM3502021; phone on file: 575-638-1019. They can tell you what your service line is made of and whether they pay to replace it.
Gallina Water System's lead record
Against the period ending 2022 (0.28 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Gallina Water System is 27 ppb across 3 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
| 2022 | 0.28 ppb |
| 2019 | 27 ppb over 15 |
Against other New Mexico systems
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. Gallina Water System's reported as 0 (not detected) sits at the 6th percentile in New Mexico and the 9th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
40 other systems share Rio Arriba County; 30 of them have a higher latest lead result than Gallina Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Espanola Water System | 12,012 | 0 (not detected) |
| Chama Water System | 1,573 | 9.1 ppb |
| Agua Sana Wua | 1,514 | 0 (not detected) |
| El Rito Regional Water & Waste Water Asn | 1,200 | 4.1 ppb |
| Greater Chimayo Mdwca | 1,050 | 2.3 ppb |
| Alcalde Mdwca | 927 | 0.56 ppb |
| Chamita Mdwca | 902 | 0 (not detected) |
| Truchas Mdwca | 629 | 3.1 ppb |
| Velarde Mdwca | 543 | 4.1 ppb |
| Dixon Mdwca | 500 | 1.5 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Gallina, NM may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Gallina Water System 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. More in what a past exceedance means today.