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Water Hardness in 97759

Black Butte Ranc, Oregon · Deschutes County

20 PPM
1.2 GPG
Soft
0Soft60120180300+
Verified — Annual Water Quality Report

Dataset updated March 9, 2026Matched to 11 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 11 matched water systems. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.

Source basis
4 verified treated-water sources
11 matched systems total for this ZIP; treated-water reports are prioritized when available.
Water source profile
Primarily groundwater
Groundwater commonly picks up calcium and magnesium after contact with rock and soil. This profile is weighted by known population served across matched systems.
Data recency
March 9, 2026
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 Serving 97759

These are the systems matched to this ZIP code. The displayed ZIP value is weighted toward larger known service populations when population data is available.

11 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.
Bend, City Of
OR4100100
Soft
20 PPMsurface water77,704 servedVerified — Annual Water Quality Report
Source water: 76 PPM
Redmond Water Department
OR4100693
Soft
20 PPMgroundwater37,566 servedVerified — Annual Water Quality Report
Source water: 18 PPM
Avion Wc - Greater Avion
OR4100091
Soft
20 PPMgroundwater35,332 servedVerified — Annual Water Quality Report
Source water: 18 PPM
Sisters, City Of
OR4100826
Soft
17 PPMgroundwater3,778 servedEstimated — Nearby Data
Tollgate Water Company
OR4100087
Soft
17 PPMgroundwater800 servedEstimated — Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

9773051973503097342309773452

What This Means For You

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

Your Water Is Soft

Your water hardness is in the soft range. You likely don't need a water softener. Enjoy your naturally soft 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 Black Butte Ranc, OR (97759).

Submit Your Data

Frequently Asked Questions

Is the water hard in Black Butte Ranc, OR (97759)?

The average water hardness in 97759 is 20 PPM (1.2 GPG), which is classified as soft.

Do I need a water softener in 97759?

At 20 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 97759 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 97759?

Zip code 97759 in Black Butte Ranc, Oregon is served by 11 water systems.

Learn More About Your Water

Water Hardness Scale: PPM and GPG Chart

Use the USGS water hardness scale to compare PPM, GPG, and mg/L levels from soft to very hard water.

10 min read

How to Test Water Hardness at Home

Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.

8 min read