Skip to content

City water profile

Sahuarita water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Sahuarita, Arizona.

Median indexed hardness

245PPM

One indexed ZIP

Range 245–245 PPM

State comparison
4 PPM above
State hardness rank
#74 of 133
Matched utilities
10
Active health records
0

City summary

What the indexed records say

Sahuarita has 1 published ZIP profile across Pima County. The indexed median is 245 PPM, compared with 241 PPM across Arizona.

Among the 133 Arizonacities with an indexed median, Sahuarita ranks #74from highest to lowest. Across all 285 state ZIP profiles, available estimates run from 66.4to 1250 PPM.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard1 ZIP

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
24.3 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jan 11, 2016 to Mar 31, 2026.

ZIP directory

Water reports in Sahuarita

Open a ZIP for site-level provenance and measurements.

ZIP code

85629

Very Hard

245 PPM

Nearest site
24.3 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Sahuarita Water Company

PWSID AZ0410312

Groundwater
System population served
18,178
Last reported
May 14, 2026

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

Gw Farmers Water Co - Santa Rita Springs

PWSID AZ0410213

Groundwater
System population served
3,990
Last reported
May 14, 2026

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

Gw Farmers Water Co - Sahuarita Highland

PWSID AZ0410414

Groundwater
System population served
492
Last reported
May 14, 2026

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

Shiloh Water Company

PWSID AZ0410450

Groundwater
System population served
309
Last reported
May 14, 2026

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

Los Arboles Mobile Home Park

PWSID AZ0420175

Groundwater
System population served
303
Last reported
May 14, 2026

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

Mobile Home Properties

PWSID AZ0410319

Groundwater
System population served
114
Last reported
May 14, 2026

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

Sahuarita Village Water Company

PWSID AZ0410123

Groundwater
System population served
93
Last reported
May 14, 2026

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

Gw Ocotillo Water - Sierrita Foothills

PWSID AZ0410270

Groundwater
System population served
84
Last reported
May 14, 2026

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

Lazy Acres Mhp

PWSID AZ0420176

Groundwater
System population served
75
Last reported
May 14, 2026

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

Santa Rita Heights Mhp

PWSID AZ0420419

Groundwater
System population served
50
Last reported
May 14, 2026

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

Compliance history

What EPA records show

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Revised Total Coliform RuleAZ0410450Feb 1, 2026Archived
Revised Total Coliform RuleAZ0410319Feb 1, 2026Resolved
Revised Total Coliform RuleAZ0410319Jan 1, 2026Resolved
Revised Total Coliform RuleAZ0410319Dec 1, 2025Resolved
Revised Total Coliform RuleAZ0410123Oct 1, 2025Resolved
E. COLIAZ0410450Jul 23, 2025Resolved
LEAD AND COPPER RULE REVISIONSAZ0410123Jul 2, 2025Unaddressed
Public NoticeAZ0410123Dec 20, 2024Resolved
LEAD AND COPPER RULE REVISIONSAZ0410123Oct 17, 2024Resolved
LEAD AND COPPER RULE REVISIONSAZ0410123Oct 17, 2024Resolved · 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 Sahuarita

Is the water hard?

The indexed city median is 245 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.