Phoenixville Water Hardness & Quality Report (2026)
Water Hardness
11.1 grains per gallon
Source
reservoir
pH Level
8.3
neutral = 7.0
Lead
0.007 mg/L
✓ Below action level
TDS
463.4 mg/L
Est. Daily Cost
$0.51
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 Phoenixville, your appliances are currently losing 25% efficiency due to mineral buildup.
| Appliance | In Phoenixville | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 3.3 yrs | 8.5 yrs | -61% |
| Washing Machine | 6.6 yrs | 12 yrs | -45% |
| Water Heater | 8 yrs | 15 yrs | -47% |
Regional Water Comparison
How Phoenixville compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Phoenixville, Pennsylvania | 190.5 mg/L | 9.8 ppt | 🔴 Very Hard | reservoir |
| Limerick, Pennsylvania | 186.5 mg/L | 9.6 ppt | 🔴 Very Hard | reservoir |
| King of Prussia, Pennsylvania | 91 mg/L | 4.5 ppt | 🟡 Moderately Hard | reservoir |
| West Norriton, Pennsylvania | 195 mg/L | 10 ppt | 🔴 Very Hard | reservoir |
| Wayne, Pennsylvania | 165.5 mg/L | 8.5 ppt | 🟠 Hard | reservoir |
National Benchmark
How Phoenixville compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Phoenixville | 190.5 mg/L | 🔴 High |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Phoenixville's Water Unique?
Local geology and source profile
Phoenixville, Pennsylvania, in Chester County — a Chester County borough adjacent to Spring City and Collegeville on the Schuylkill River in the upper Schuylkill Valley — receives its municipal water from Phoenixville Borough Water, drawing from the Schuylkill River at the Phoenixville intake (Chester County) through the Phoenixville treatment plant.
The hard 190.5 mg/L hardness and elevated TDS of 463.4 mg/L reflect the upper Schuylkill River's calcareous character. The Schuylkill River at Chester County drains the Pennsylvania Piedmont — Precambrian Wissahickon Formation schist (low solubility metamorphic), Ordovician Nittany Dolomite (high purity dolomite — major hardness source), and Triassic Brunswick Formation calcareous redbeds (the primary Schuylkill calcareous contributor). The cumulative Nittany Dolomite and Brunswick redbed carbonate loading produces the hard upper Schuylkill supply, consistent with other Schuylkill-served communities in southeast Pennsylvania.
At 190.5 mg/L, Phoenixville's water is hard — scale builds steadily in kettles and appliances, dishwashers benefit from rinse aid, and water heaters should be descaled annually. Monthly descaling is recommended. The PFAS level of 9.8 ppt warrants a certified reverse osmosis drinking water filter — the Chester County southeast Pennsylvania industrial corridor (Phoenixville's historic steel manufacturing legacy — a major PFAS point source), and the Schuylkill River PFAS legacy from the Philadelphia-Chester Valley industrial complex contribute to Phoenixville's very elevated readings.
Geology & Source: Phoenixville in Chester County draws from Phoenixville Borough Water on the Schuylkill River (Chester County, southeast Pennsylvania) — the Schuylkill drains the Pennsylvania Piedmont (Precambrian Wissahickon schist, Ordovician Nittany Dolomite) and Triassic Brunswick calcareous redbeds — Pennsylvania Chester County Schuylkill River Piedmont-Triassic watershed produces hard water at 190.5 mg/L with TDS 463.4 mg/L in this Chester County Pennsylvania borough.