Archdale Water Hardness & Quality Report (2026)
Water Hardness
9.9 grains per gallon
Source
reservoir
pH Level
8.2
neutral = 7.0
Lead
0.009 mg/L
✓ Below action level
TDS
449.2 mg/L
Est. Daily Cost
$0.45
energy & soap waste
Source: USGS Water Quality Portal · Updated 2026
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 Archdale, your appliances are currently losing 23% efficiency due to mineral buildup.
| Appliance | In Archdale | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 4 yrs | 8.5 yrs | -53% |
| Washing Machine | 7.3 yrs | 12 yrs | -39% |
| Water Heater | 8.8 yrs | 15 yrs | -41% |
Regional Water Comparison
How Archdale compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Archdale, North Carolina | 169.5 mg/L | 8.9 ppt | 🟠 Hard | reservoir |
| High Point, North Carolina | 173.5 mg/L | 9.1 ppt | 🟠 Hard | reservoir |
| Thomasville, North Carolina | 91.5 mg/L | 4.9 ppt | 🟡 Moderately Hard | reservoir |
| Kernersville, North Carolina | 88 mg/L | 4.7 ppt | 🟡 Moderately Hard | reservoir |
| Greensboro, North Carolina | 92 mg/L | 4.9 ppt | 🟡 Moderately Hard | reservoir |
National Benchmark
How Archdale compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Archdale | 169.5 mg/L | 🟠 Moderate |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Archdale's Water Unique?
Local geology and source profile
Archdale, North Carolina, in Randolph County — a Randolph County city adjacent to High Point and Trinity in the Piedmont Triad region of central North Carolina — receives its water from the City of Archdale Water Department or Randolph County utilities, drawing from High Rock Lake on the Yadkin River through the central North Carolina distribution.
The hard 169.5 mg/L hardness and TDS of 449.2 mg/L reflect the Randolph County Yadkin supply's hard calcareous character — the Precambrian Carolina Slate Belt is largely insoluble but the Cambrian Uwharrie Formation calcareous metamorphic rocks and Triassic Dan River Group sediments contribute dissolved minerals to the Yadkin watershed (compare High Point NC: 166/440 in Guilford County comparable; Trinity NC: 172/458 in Randolph County comparable; Archdale consistent hard from the same Randolph County High Rock Lake Precambrian-Cambrian supply). The Yadkin watershed — Precambrian Carolina Slate Belt (insoluble — dilutant), Cambrian Uwharrie Formation (slightly calcareous — primary hardness contributor), and Quaternary Piedmont alluvium (calcareous — TDS contributor).
At 169.5 mg/L with TDS 449, Archdale's water is hard — scale builds in appliances and fixtures over months. Quarterly descaling is appropriate. The PFAS level of 8.9 ppt is elevated — a certified drinking water filter is recommended — the Randolph County central North Carolina textile and manufacturing corridor contributes to Archdale's elevated PFAS readings. Review the city's annual water quality report.
Geology & Source: Archdale in Randolph County draws from the City of Archdale Water on High Rock Lake reservoir (Randolph County, central North Carolina) — the Yadkin watershed drains Precambrian Carolina Slate Belt (insoluble) and Cambrian Uwharrie Formation (slightly calcareous) — North Carolina Randolph County High Rock Lake Precambrian-Cambrian supply produces hard water at 169.5 mg/L with TDS 449.2 mg/L.