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Water Hardness in Bardsdale, CA

California · 1 zip codes · 25 matched water systems

403 PPM
23.6 GPG
Very Hard
0Soft60120180300+
Verified — State Lab Tested

City avg (weighted): 417 PPM

Dataset updated March 9, 202625 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

System used for this reading
Oxnard Water Dept
CA5610007
Water source: surface water
Source year: 2024
Serves: 200,232
USGS environmental estimate: 601 PPM
Source context

How this city reading is built

This city reading is a weighted rollup across 25 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
4 verified treated-water sources
25 matched systems total for this city; treated-water reports are prioritized when available.
Water source profile
Primarily surface water
Surface-water hardness can shift with reservoirs, runoff, season, and treatment. This profile is weighted by known population served across matched systems.
Data recency
Report years 2024
Dataset rebuilt March 9, 2026; individual utility reporting years can vary.

Hardness is a mineral-content reading, not a drinking-water safety rating. Use it for scale, appliance, and softener decisions; check your utility report or test your tap before sizing treatment equipment. See how we calculate local readings.

Water Systems in Bardsdale

These systems are matched to Bardsdale, CA. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.

25 water systems
PWSID is the public water system identifier. Data Source shows whether the hardness value comes from a treated-water report, USGS monitoring, or a local estimate; source year is shown when available.
Oxnard Water Dept
CA5610007
Very Hard
403 PPMsurface water200,232 servedVerified — State Lab Tested
Source water: 601 PPM
Ventura Water Department
CA5610017
Very Hard
601 PPMsurface water113,500 servedHigh Confidence — USGS Monitoring
Ventura Wwd No. 8 - Simi Valley
CA5610023
Hard
193 PPMsurface water94,738 servedVerified — State Lab Tested
Source water: 790 PPM
Cal American Water Co
CA5610040
Very Hard
254 PPMsurface water66,809 servedHigh Confidence — USGS Monitoring
City Of Thousand Oaks Water Department
CA5610020
Very Hard
790 PPMsurface water53,157 servedHigh Confidence — USGS Monitoring
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Bardsdale, CA

What This Means For You

Recommendations are based on the displayed hardness reading. Confirm your tap reading before sizing or buying treatment equipment.

Very Hard Water - Treatment Strongly Recommended

Your water is very hard. Without treatment, you can expect significant scale buildup in pipes and appliances, higher energy bills from reduced water heater efficiency, and persistent issues with skin and hair dryness.

Recommended Products

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | Size Calculator | How to Test Your Water

Know your water hardness?

If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Bardsdale, CA.

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Frequently Asked Questions

How hard is the water in Bardsdale, CA?

The citywide weighted average water hardness in Bardsdale, CA is 417 PPM (24.4 GPG), classified as very hard. This is based on 25 matched water systems. The gauge highlights Oxnard Water Dept, a verified treated-water system, because individual systems can differ from the citywide average.

Do I need a water softener in Bardsdale, CA?

With a citywide average hardness of 417 PPM, a water softener is recommended for homes in Bardsdale. Confirm your tap reading before sizing equipment.

Is hard water in Bardsdale, CA safe to drink?

Water hardness itself is a mineral-content reading, not a drinking-water safety rating. Calcium and magnesium are naturally occurring minerals, but you should check your utility's Consumer Confidence Report for contaminant and compliance information.

How many water systems serve Bardsdale, CA?

Bardsdale, California is served by 25 matched water systems across 1 zip code.

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