Lincoln Mdwca, NM
Lead detected, under the action levels
Latest 90th-percentile lead: 3.8 ppb (monitoring period 2022-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Who runs the water here
Lincoln Mdwca serves about 125 people through 47 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 Lincoln County, New Mexico. EPA system ID: NM3512914; phone on file: 575-973-7626. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is up 2.2 ppb from 1.6 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Lincoln Mdwca is 3.8 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 3.8 ppb |
| 2021 | 1.6 ppb |
| 2018 | 2.4 ppb |
How Lincoln Mdwca 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. Lincoln Mdwca's 3.8 ppb sits at the 81st percentile in New Mexico and the 86th nationally (higher means more lead).
Other water systems in Lincoln County
18 other systems share Lincoln County; 7 of them have a higher latest lead result than Lincoln Mdwca. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Ruidoso Water System | 15,947 | 2.3 ppb |
| Alto Lakes Water And Sanitation District | 2,870 | 6.1 ppb |
| Ruidoso Downs Water System | 2,146 | 1.5 ppb |
| Capitan Water System | 1,821 | 2.1 ppb |
| Carrizozo Water System | 1,136 | 2 ppb |
| Cds Rainmakers Util Llc Rancho Ruidoso | 877 | 2.5 ppb |
| Bonita Park Nazarene Conference Center | 460 | 4.2 ppb |
| Sun Valley Water And Sanitation District | 443 | 36.1 ppb |
| Lincoln Hills Water Co-Op | 338 | 0 (not detected) |
| Corona Water System | 333 | 1.2 ppb |
Next steps for Lincoln, NM
Test your own tap with a certified lab first-draw sample; Lincoln, 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 Lincoln Mdwca 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. The action level is dropping - the 10 ppb rule from 2027.