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City water profile

Port Hueneme water quality

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

Median indexed hardness

370PPM

2 indexed ZIPs

Range 336–403 PPM

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

City summary

What the indexed records say

Port Hueneme has 2 published ZIP profiles across Ventura County. The indexed median is 370 PPM, compared with 189 PPM across California.

Among the 242 Californiacities with an indexed median, Port Hueneme ranks #24from highest to lowest. Across all 678 state ZIP profiles, available estimates run from 3.3to 728.5 PPM.

The 336–403 PPM range shows how much the available ZIP estimates vary within the city label. At least one estimate is marked low confidence, so observation distance and date deserve extra attention.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard2 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
46.8 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 0Low: 2

Observation window: Apr 5, 2016 to Apr 14, 2022.

ZIP directory

Water reports in Port Hueneme

Open a ZIP for site-level provenance and measurements.

ZIP code

93041

Very Hard

336 PPM

Nearest site
46.8 mi
Confidence
Low

View full ZIP evidence →

ZIP code

93043

Very Hard

403 PPM

Nearest site
45.7 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Port Hueneme City Water Dept

PWSID CA5610009

Surface water
System population served
21,407
Last reported
Jun 22, 2026

A municipal system, in-state city, and served county all agree with this Census 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 RuleCA5610009Mar 1, 2024Resolved

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 Port Hueneme

Is the water hard?

The indexed city median is 370 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.