How does Bend's water compare to the national average?

The USA national average is 151 mg/L. Bend (≈ 0–59 mg/L) is 121 mg/L softer than average.

Bend Water Hardness & Quality Report (2026)

Water Hardness

soft

~0–59 mg/L

Soft

estimated · not lab-verified

Source

reservoir

pH Level

7.5

neutral = 7.0

Lead

0.005 mg/L

✓ Below action level

TDS

142.7 mg/L

Est. Daily Cost

$0.08

energy & soap waste

Source: See methodology section below · Updated 2026

soft~0–59 mg/LSoft · est.

0–60

mg/L

Soft

61–120

mg/L

Moderately Hard

121–180

mg/L

Hard

180+

mg/L

Very Hard

Appliance Damage Report

In Bend, your appliances are currently losing 4% efficiency due to mineral buildup.

Appliance	In Bend	Soft Water City	Efficiency Loss
Kettle	8.2 yrs	8.5 yrs	-4%
Washing Machine	11.5 yrs	12 yrs	-4%
Water Heater	14.4 yrs	15 yrs	-4%

Regional Water Comparison

How Bend compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Bend, Oregon	≈ 0–59 mg/L	34.1 ppt	🟢 Soft	reservoir
Redmond, Oregon	90 mg/L	0 ppt	🟡 Moderately Hard	groundwater
The Dalles, Oregon	≈ 120–179 mg/L	0 ppt	🟠 Hard	reservoir
Sandy, Oregon	94.5 mg/L	0 ppt	🟡 Moderately Hard	reservoir
Lebanon, Oregon	≈ 0–60 mg/L	0 ppt	🟢 Soft	reservoir

National Benchmark

How Bend compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Bend	≈ 0–59 mg/L	🟢 None
USA National Avg	151 mg/L	🟠 Moderate
Scarsdale Top Rated	0.02 mg/L	🟢 None

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What Makes Bend's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 142.7 mg/LpH: 7.5

The City of Bend Public Works Water Services utility supplies drinking water to approximately 100,000 residents in Bend, Oregon, within Deschutes County. Primary sources include surface water from Bridge Creek in the Bend Municipal Watershed, managed with the U.S. Forest Service, and supplemental groundwater from city wells. Surface water is treated at the Outback Water Filtration Facility, while groundwater receives chlorine disinfection. The system blends these sources seasonally — relying more on surface water in winter and groundwater in summer.

The Bridge Creek watershed spans the Cascade Range's volcanic highlands. Water chemistry is shaped by Quaternary basalts, pumice, and the Deschutes Formation's volcaniclastic rocks, which limit mineral leaching due to the absence of limestone or dolomite. Groundwater aquifers, recharged by Cascade precipitation, flow through similar low-carbonate sediments and fractured volcanics from the Miocene-Pliocene Deschutes Formation, maintaining a soft character with minimal dissolved solids throughout the system.

Soft water minimizes scale buildup in plumbing, water heaters, kettles, and dishwashers, extending appliance life without frequent descaling. No softener is needed or recommended; focus on annual fixture cleaning to address any sediment from seasonal blending. The city tests over 200 contaminants per federal and state standards. Notable detections include arsenic, chromium-6, radium, PFAS, HAA5, and TTHMs — all legally compliant but some exceeding EWG thresholds. Surface water is filtered at the Outback facility; groundwater receives chlorine disinfection.

Geology & Source: Bridge Creek watershed, Cascade Range; Quaternary basaltic lava flows, pumice, Deschutes Formation volcaniclastics; Miocene-Pliocene fractured volcanic groundwater — no carbonates or dolomite; soft water

Other Oregon Water Reports

Redmond

90 mg/L

🟡 Moderately Hard

The Dalles

≈ 120–179 mg/L

🟠 Hard

Sandy

94.5 mg/L

🟡 Moderately Hard

Lebanon

≈ 0–60 mg/L

🟢 Soft

Report an Issue

Notice an error or missing data? Help us keep this page accurate. If you spot incorrect water hardness, outdated utility info, or missing details, please let us know.

All reports are reviewed by our team. Thank you for supporting data quality!

Frequently Asked Questions

Is Bend's water safe to drink?

Yes. Bend's water meets all federal safety standards. The hardness is ≈ 0–59 mg/L (Soft), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.

Do I need a water softener in Bend?

Bend's water is soft at ≈ 0–59 mg/L. A water softener is generally not necessary, though a carbon filter can improve taste and remove any remaining chlorine.

How does Bend compare to the USA average?

The USA national average is 151 mg/L. Bend (≈ 0–59 mg/L) is 121 mg/L below the national average. The softest major city is Scarsdale at just 0.02 mg/L.

Data Sources & Methodology

Water quality data for Bend is derived from geographic and geological modelling of the surrounding region. No federal monitoring station data was available for this location.

Estimated

Water Hardness

Modelled estimate based on state-level USGS geological survey data for this region. No direct USGS Water Quality Portal measurement was matched to this city — the value reflects a statistical range calibrated to the state's dominant rock types and typical source water characteristics.

Estimated

Estimated from regional geology and source water characteristics. pH is correlated with water hardness and local bedrock — values may differ from utility-reported figures.

Estimated

TDS — Total Dissolved Solids

Estimated using a derived ratio from water hardness and regional conductance profiles. TDS in natural water correlates strongly with total mineral content including hardness ions.

Measured

PFAS — Perfluoroalkyl and Polyfluoroalkyl Substances

EPA UCMR5 (5th Unregulated Contaminant Monitoring Rule, 2023–2025) — sum of PFAS compounds detected at the public water system serving this city. A value of 0 indicates the system was sampled with no detection above reporting limits.

Modelled

Lead

Modelled estimate based on the EPA Lead and Copper Rule 90th-percentile tap-sample methodology. No publicly available per-city lead dataset with sufficient national coverage exists. Values are a conservative baseline derived from city population tier and infrastructure age — all estimates are maintained below the EPA action level of 0.015 mg/L.

Calculated

Appliance Lifespan

Calculated from water hardness using a linear degradation model. Baseline lifespans represent soft-water performance (kettle: 8.5 yrs, washing machine: 12.0 yrs, water heater: 15.0 yrs). Hard water mineral scale progressively reduces operational life in direct proportion to hardness concentration.