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

The USA national average is 151 mg/L. Forestdale (≈ 120–179 mg/L) is 1 mg/L softer than average.

Forestdale Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

reservoir

pH Level

8.1

neutral = 7.0

Lead

0.007 mg/L

✓ Below action level

TDS

367 mg/L

Est. Daily Cost

$0.40

energy & soap waste

Source: See methodology section below · Updated 2026

hard~120–179 mg/LHard · 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 Forestdale, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Forestdale	Soft Water City	Efficiency Loss
Kettle	6.8 yrs	8.5 yrs	-20%
Washing Machine	9.6 yrs	12 yrs	-20%
Water Heater	12 yrs	15 yrs	-20%

Regional Water Comparison

How Forestdale compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Forestdale, Alabama	≈ 120–179 mg/L	7.3 ppt	🟠 Hard	reservoir
Fairfield, Alabama	≈ 120–179 mg/L	4.1 ppt	🟠 Hard	reservoir
Birmingham, Alabama	≈ 60–120 mg/L	62.5 ppt	🟡 Moderately Hard	reservoir
Pleasant Grove, Alabama	≈ 120–179 mg/L	8.2 ppt	🟠 Hard	reservoir
Gardendale, Alabama	≈ 120–179 mg/L	4 ppt	🟠 Hard	reservoir

National Benchmark

How Forestdale compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Forestdale	≈ 120–179 mg/L	🟠 Moderate
USA National Avg	151 mg/L	🟠 Moderate
Scarsdale Top Rated	0.02 mg/L	🟢 None

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What Makes Forestdale's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 367 mg/LpH: 8.1

Forestdale, Alabama, appears to receive its water supply from the Birmingham Water Works Board (BWWB), drawing from Inland Lake in Jefferson County. While specific details for Forestdale's service area and treatment processes remain unconfirmed due to a lack of direct municipal documentation, BWWB's general reports suggest a connection. Third-party data places Forestdale's water in the moderately hard category, around 90 PPM or 5.3 GPG, which aligns with the region's geological characteristics.

The water in this area is shaped by the Alabama Valley and Ridge province, specifically drawing from Mississippian Bangor Limestone and Pennsylvanian Pottsville Formation. These geological layers, particularly the highly calcareous nature of the Bangor Limestone, contribute significantly to the water's hardness. The presence of limestone and other calcareous materials in the bedrock and soil allows minerals like calcium and magnesium to dissolve into the water as it travels through the underground aquifers and surface sources.

Homeowners in Forestdale might notice some soap scum in bathrooms and occasional spotting on dishes and fixtures, common effects of moderately hard water. While these issues are generally minor and don't typically necessitate immediate treatment, understanding your water's composition can be helpful for maintaining appliances. For the most accurate and official water quality information, including specific mineral content and compliance data, residents should contact the Birmingham Water Works Board directly and request their latest Consumer Confidence Report.

Geology & Source: Mississippian Bangor Limestone and Pennsylvanian Pottsville Formation; calcareous rock produces hard water

Other Alabama Water Reports

Fairfield

≈ 120–179 mg/L

🟠 Hard

Birmingham

≈ 60–120 mg/L

🟡 Moderately Hard

Pleasant Grove

≈ 120–179 mg/L

🟠 Hard

Gardendale

≈ 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 Forestdale's water safe to drink?

Yes. Forestdale's water meets all federal safety standards. The hardness is ≈ 120–179 mg/L (Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.

Do I need a water softener in Forestdale?

At ≈ 120–179 mg/L (Hard), Forestdale'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 20%.

How does Forestdale compare to the USA average?

The USA national average is 151 mg/L. Forestdale (≈ 120–179 mg/L) is 1 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 Forestdale 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.