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Ashland Water Hardness & Quality Report (2026)

Water Hardness

soft

~0–59 mg/L

Soft

estimated · not lab-verified

Source

reservoir

pH Level

7

neutral = 7.0

Lead

0.008 mg/L

✓ Below action level

TDS

490 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 Ashland, your appliances are currently losing 4% efficiency due to mineral buildup.

ApplianceIn AshlandSoft Water CityEfficiency 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 Ashland compares to its nearest neighbours

CityHardnessPFAS (ppt)RiskSource
Ashland, Oregon≈ 0–59 mg/L0 ppt🟢 Softreservoir
Medford, Oregon≈ 60–120 mg/L0 ppt🟡 Moderately Hardreservoir
Central Point, Oregon≈ 0–60 mg/L0 ppt🟢 Softreservoir
Grants Pass, Oregon59 mg/L0 ppt🟢 Softreservoir
Klamath Falls, Oregon≈ 120–179 mg/L31.2 ppt🟠 Hardgroundwater

National Benchmark

How Ashland compares to the USA average

BenchmarkHardnessAppliance Risk
Ashland≈ 0–59 mg/L🟢 None
USA National Avg151 mg/L🟠 Moderate
Scarsdale Top Rated0.02 mg/L🟢 None

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What Makes Ashland's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 490 mg/LpH: 7

The Ashland Water Department serves over 22,000 residents in Ashland, Oregon, primarily in Jackson County. The utility draws its supply from Ashland Creek, collected at Reeder Reservoir in the Siskiyou Mountains, part of the Rogue River Basin. Water is treated at the Ashland Water Treatment Plant through conventional processes including coagulation, sedimentation, filtration, and disinfection. The main office is located at 90 N Mountain Ave, Ashland, OR 97520, with 24/7 emergency contact available at 541-488-2211. This is a protected mountain surface source with minimal groundwater influence.

The Ashland Creek watershed spans the rugged Klamath Mountains geomorphic province, encompassing granitic intrusions and metavolcanic terranes of Paleozoic age, including the Applegate Group metasediments and Western Hayfork Terrane volcanics. These igneous and metamorphic bedrock types contribute minimal dissolved calcium and magnesium. Quick infiltration through fractured, silica-rich bedrock and forested slopes minimizes contact with lime-bearing soils, yielding a naturally soft supply characteristically low in dissolved solids.

As a soft water supply, Ashland experiences negligible scale buildup, sparing appliances like water heaters, dishwashers, and coffee makers from mineral deposits. Soap lathers easily without excess use, and plumbing maintains efficiency over time with basic care. No water softener is needed or recommended. Water quality testing shows compliance with EPA and Oregon Health Authority standards, earning a B grade overall with pH around 7.2. Chromium (hexavalent) and total trihalomethanes (TTHMs) exceed health advocacy guidelines per independent analyses, though levels meet legal limits; barium, nitrates, and nitrites are detected at low measurable amounts.

Geology & Source: Ashland Creek watershed, Siskiyou Mountains — Reeder Reservoir fed by granitic and metavolcanic Paleozoic rocks; Applegate Group metasediments and Western Hayfork Terrane volcanics; silica-rich, low-mineral geology produces soft supply

Other Oregon Water Reports

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Frequently Asked Questions

Is Ashland's water safe to drink?
Yes. Ashland'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 Ashland?
Ashland'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 Ashland compare to the USA average?
The USA national average is 151 mg/L. Ashland (≈ 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 Ashland 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

pH

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.