Mora Mdwca & Swa, NM
Lead detected, under the action levels
Latest 90th-percentile lead: 6 ppb (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. 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.
About Mora Mdwca & Swa
Mora Mdwca & Swa serves about 1,100 people through 375 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Mora County, New Mexico. EPA system ID: NM3516218; phone on file: 575-387-2767. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Mora Mdwca & Swa's lead record
That is up 4.3 ppb from 1.7 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Mora Mdwca & Swa is 6 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 6 ppb |
| 2020 | 1.7 ppb |
| 2018 | 2.2 ppb |
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. Mora Mdwca & Swa's 6 ppb sits at the 90th percentile in New Mexico and the 93rd nationally (higher means more lead).
Nearby utilities
14 other systems share Mora County; 0 of them have a higher latest lead result than Mora Mdwca & Swa. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Wagon Mound Water System | 402 | - |
| Agua Pura Mdwca | 357 | 2.4 ppb |
| Upper Holman Mdwca | 325 | 2 ppb |
| Cleveland Mdwca | 270 | 3 ppb |
| San Antonio De Cleveland Mdwca | 269 | 1.9 ppb |
| Agua Negra Mdwca | 242 | 0 (not detected) |
| Buena Vista Mdwc & Swa | 225 | 0.4 ppb |
| Rainsville Water & Sanitation District | 177 | 1.3 ppb |
| Watrous Mdwca | 135 | 0 (not detected) |
| Ledoux Mdwca | 117 | 2.5 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Mora, 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 Mora Mdwca & Swa 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. Size matters more than most people expect: small vs large water systems.