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City water profile

Sacramento water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Sacramento, California.

Median indexed hardness

246PPM

18 indexed ZIPs

Range 206.5–281.5 PPM

State comparison
57 PPM above
State hardness rank
#54 of 242
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Sacramento has 18 published ZIP profiles across Sacramento County. The indexed median is 246 PPM, compared with 189 PPM across California.

Among the 242 Californiacities with an indexed median, Sacramento ranks #54from highest to lowest. Across all 678 state ZIP profiles, available estimates run from 3.3to 728.5 PPM.

The 206.5–281.5 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard18 ZIPs

18 of 18 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
8.5 miles
Profiles with evidence
18/18

Confidence labels

High: 0Moderate: 18Low: 0

Observation window: Jan 13, 2016 to Jun 3, 2026.

ZIP directory

Water reports in Sacramento

Open a ZIP for site-level provenance and measurements.

ZIP code

95811

Very Hard

237 PPM

Nearest site
9.6 mi
Confidence
Moderate

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ZIP code

95814

Very Hard

237 PPM

Nearest site
8.6 mi
Confidence
Moderate

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ZIP code

95815

Very Hard

263.5 PPM

Nearest site
10.8 mi
Confidence
Moderate

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ZIP code

95816

Very Hard

254 PPM

Nearest site
8.5 mi
Confidence
Moderate

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ZIP code

95817

Very Hard

254 PPM

Nearest site
7 mi
Confidence
Moderate

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ZIP code

95818

Very Hard

233 PPM

Nearest site
6.8 mi
Confidence
Moderate

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ZIP code

95819

Very Hard

274 PPM

Nearest site
8.4 mi
Confidence
Moderate

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ZIP code

95820

Very Hard

273 PPM

Nearest site
6.3 mi
Confidence
Moderate

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ZIP code

95822

Very Hard

229 PPM

Nearest site
4 mi
Confidence
Moderate

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ZIP code

95823

Very Hard

273 PPM

Nearest site
3.5 mi
Confidence
Moderate

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ZIP code

95824

Very Hard

273 PPM

Nearest site
5.4 mi
Confidence
Moderate

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ZIP code

95826

Very Hard

281.5 PPM

Nearest site
9 mi
Confidence
Moderate

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ZIP code

95831

Very Hard

221 PPM

Nearest site
3.2 mi
Confidence
Moderate

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ZIP code

95832

Very Hard

229 PPM

Nearest site
0.6 mi
Confidence
Moderate

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ZIP code

95833

Very Hard

221 PPM

Nearest site
11.3 mi
Confidence
Moderate

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ZIP code

95834

Very Hard

223 PPM

Nearest site
12.4 mi
Confidence
Moderate

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ZIP code

95835

Very Hard

206.5 PPM

Nearest site
14.8 mi
Confidence
Moderate

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ZIP code

95838

Very Hard

263.5 PPM

Nearest site
13.5 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

City Of Sacramento Main

PWSID CA3410020

Surface water
System population served
527,979
Last reported
Jun 22, 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.

No violation records are included in the current lookback window.

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 Sacramento

Is the water hard?

The indexed city median is 246 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.