How does North Branch's water compare to the national average?

The USA national average is 151 mg/L. North Branch (≈ 180+ mg/L) is 189 mg/L harder than average.

North Branch Water Hardness & Quality Report (2026)

Water Hardness

very hard

180+ mg/L

Very Hard

estimated · not lab-verified

Source

groundwater

pH Level

7.8

neutral = 7.0

Lead

0.003 mg/L

✓ Below action level

TDS

246.5 mg/L

Est. Daily Cost

$0.91

energy & soap waste

Source: See methodology section below · Updated 2026

very hard180+ mg/LVery Hard · 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 North Branch, your appliances are currently losing 45% efficiency due to mineral buildup.

Appliance	In North Branch	Soft Water City	Efficiency Loss
Kettle	4.7 yrs	8.5 yrs	-45%
Washing Machine	6.6 yrs	12 yrs	-45%
Water Heater	8.3 yrs	15 yrs	-45%

Regional Water Comparison

How North Branch compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ North Branch, Minnesota	≈ 180+ mg/L	0 ppt	🔴 Very Hard	groundwater
Forest Lake, Minnesota	≈ 120–179 mg/L	0 ppt	🟠 Hard	groundwater
East Bethel, Minnesota	≈ 120–179 mg/L	6.1 ppt	🟠 Hard	groundwater
Hugo, Minnesota	≈ 180+ mg/L	128.7 ppt	🔴 Very Hard	groundwater
Lino Lakes, Minnesota	≈ 120–179 mg/L	129.4 ppt	🟠 Hard	groundwater

National Benchmark

How North Branch compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ North Branch	≈ 180+ mg/L	🔴 High
USA National Avg	151 mg/L	🟠 Moderate
Scarsdale Top Rated	0.02 mg/L	🟢 None

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What Makes North Branch's Water Unique?

Local geology and source profile

Source: GroundwaterTDS: 246.5 mg/LpH: 7.8

The North Branch municipal water utility serves around 5,263 residents in Washington County, Minnesota. This utility manages two water treatment plants, drawing exclusively from groundwater sourced from glacial aquifers situated beneath the city. North Branch distributes this water via a dependable municipal network to residences, commercial establishments, and public facilities across its service region. The water supply originates in Quaternary-age glacial aquifers, characterized by sand and gravel formations resting atop Precambrian granite bedrock.

This area's geology is shaped by Pleistocene glaciation, which left behind mineral-rich till abundant in calcium and magnesium. When groundwater filters through these glacial layers, it dissolves these minerals, resulting in a hard water supply typical for the Twin Cities metro area and surrounding Washington County. The underlying bedrock consists of Precambrian granite, but the water's hardness is primarily influenced by the overlying glacial deposits.

With its very hard classification, North Branch water can lead to visible mineral buildup on dishes and glassware, making laundry feel stiff or look dull. It also diminishes the lathering power of soaps and detergents. Scale accumulation within water heaters, pipes, and appliances like dishwashers and washing machines is a frequent issue. Installing a water softener is highly recommended to safeguard your plumbing, prolong appliance life, and enhance cleaning product efficacy. The utility operates two treatment plants to ensure consistent delivery of safe, reliable drinking water.

Geology & Source: Quaternary glacial aquifers; sand and gravel deposits overlying Precambrian granite; calcium and magnesium minerals from glacial till produce hard water

Other Minnesota Water Reports

Forest Lake

≈ 120–179 mg/L

🟠 Hard

East Bethel

≈ 120–179 mg/L

🟠 Hard

Hugo

≈ 180+ mg/L

🔴 Very Hard

Lino Lakes

≈ 120–179 mg/L

🟠 Hard

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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 North Branch's water safe to drink?

Yes. North Branch's water meets all federal safety standards. The hardness is ≈ 180+ mg/L (Very Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.

Do I need a water softener in North Branch?

At ≈ 180+ mg/L (Very Hard), North Branch's water will cause significant limescale on kettles, washing machines, and water heaters. A water softener or descaler is strongly recommended to extend appliance lifespan and reduce energy bills by up to 45%.

How does North Branch compare to the USA average?

The USA national average is 151 mg/L. North Branch (≈ 180+ mg/L) is 189 mg/L above the national average. The softest major city is Scarsdale at just 0.02 mg/L.

Data Sources & Methodology

Water quality data for North Branch 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.