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City water profile

Santa Fe water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Santa Fe, New Mexico.

Median indexed hardness

95PPM

3 indexed ZIPs

Range 95–95 PPM

State comparison
133 PPM below
State hardness rank
#157 of 160
Matched utilities
10
Active health records
10

City summary

What the indexed records say

Santa Fe has 3 published ZIP profiles across Santa Fe County. The indexed median is 95 PPM, compared with 228 PPM across New Mexico.

Among the 160 New Mexicocities with an indexed median, Santa Fe ranks #157from highest to lowest. Across all 195 state ZIP profiles, available estimates run from 74.2to 688.5 PPM.

The 95–95 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard3 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

3 of 3 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
9.4 miles
Profiles with evidence
3/3

Confidence labels

High: 0Moderate: 3Low: 0

Observation window: Jan 25, 2016 to Apr 2, 2026.

ZIP directory

Water reports in Santa Fe

Open a ZIP for site-level provenance and measurements.

Public water systems

Utilities associated with this city

Santa Fe Water System (city Of)

PWSID NM3505126

Surface water
System population served
90,810
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Eldorado Area Water And Sanitation Dist.

PWSID NM3537326

Surface water
System population served
7,082
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Santa Fe County South Sector

PWSID NM3500826

Surface water
System population served
6,775
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Santa Fe County West Sector

PWSID NM3500926

Surface water
System population served
3,150
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Las Campanas Water System

PWSID NM3500626

Surface water
System population served
1,937
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Sunlit Hills Water System

PWSID NM3505226

Groundwater
System population served
1,018
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Agua Fria Water Association

PWSID NM3503926

Groundwater
System population served
611
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Bishops Lodge

PWSID NM3593226

Groundwater
System population served
450
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

La Cienega Mdwca

PWSID NM3537526

Groundwater
System population served
321
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Canoncito At Apache Canyon

PWSID NM3510026

Groundwater
System population served
250
Last reported
Jun 16, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Compliance history

What EPA records show

10 unique active health-based records appear among associated systems. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Public NoticeNM3505126Feb 28, 2026Unaddressed
Revised Total Coliform RuleNM3571426Feb 1, 2026Resolved
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based
Groundwater RuleNM3580526Jan 22, 2026Unaddressed · health-based

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Santa Fe

Is the water hard?

The indexed city median is 95 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.