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Santa Fe, NM · 113,442 people served · EPA data 2021–2026

Tap water quality in Santa Fe, New Mexico

Santa Fe's water systems logged 16 health-based EPA violations in 2021–2026, most recently in 2025 — most often lead and copper rule revisions. Health-based violations mean a federal limit or treatment standard was exceeded; check the systems below and your utility's annual report for specifics.

CFair
Santa Fe water grade: C
Fair — our A–F grade from this city's EPA compliance record, relative to New Mexico and the nation. How we grade →
Health-based violations, 2021–202616
Lead And Copper Rule Revisions13
Groundwater Rule3
Santa Fe Water System (City Of)90,810 served
Eldorado Area Water And Sanitation Dist.7,082 served
Santa Fe County South Sector6,775 served
Santa Fe County West Sector3,150 served
New Mexico quality rank#7 / 51 (95.9/100)
New Mexico avg hardness252 PPM (very hard)
Want to know what's actually in your Santa Fe water?

Averages describe states, not your faucet. A certified home water test screens for lead, nitrates, bacteria and dozens of other contaminants — the same categories EPA regulates.

Test your water at home

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Santa Fe tap water FAQ

Is tap water safe to drink in Santa Fe?

Santa Fe's systems logged 16 health-based violations in 2021–2026, most commonly lead and copper rule revisions. A violation is a red flag for a period of time, not a permanent condition — your utility's current Consumer Confidence Report shows today's status, and a certified home test shows what's at your tap.

Who supplies Santa Fe's water?

Santa Fe Water System (City Of) (serving about 90,810 people); Eldorado Area Water And Sanitation Dist. (serving about 7,082 people); Santa Fe County South Sector (serving about 6,775 people); Santa Fe County West Sector (serving about 3,150 people). Data: EPA Safe Drinking Water Information System, July 2026.

How hard is the water in Santa Fe?

City-level hardness isn't published in a single federal dataset, but New Mexico averages 252 PPM — "very hard" on the USGS scale. Your utility's water quality report lists Santa Fe's exact hardness, or a $10 test strip tells you in a minute. If it comes back over 120 PPM, see our water softener guidance in the purification calculator.

Do I need a water filter in Santa Fe?

With 16 health-based violations on record in 2021–2026, a certified filter is reasonable insurance here: reverse osmosis ($150–$1,300 installed, Angi 2026) covers lead, nitrates and PFAS at the tap. Test first ($50–$200) so you buy for what's actually present.

Want to know what's actually in your Santa Fe water?

Averages describe states, not your faucet. A certified home water test screens for lead, nitrates, bacteria and dozens of other contaminants — the same categories EPA regulates.

Test your water at home

We may earn a commission if you request quotes through this link. It costs you nothing and never affects the data we publish.