Elkton Water Hardness & Quality Report (2026)
Water Hardness
9.9 grains per gallon
Source
reservoir
pH Level
8.1
neutral = 7.0
Lead
0.007 mg/L
✓ Below action level
TDS
401.9 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 Elkton, your appliances are currently losing 23% efficiency due to mineral buildup.
| Appliance | In Elkton | 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 Elkton compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Elkton, Maryland | 169 mg/L | 9.2 ppt | 🟠 Hard | reservoir |
| Glasgow, Delaware | 151.5 mg/L | 8.8 ppt | 🟠 Hard | groundwater |
| Newark, Delaware | 81 mg/L | 5.2 ppt | 🟡 Moderately Hard | groundwater |
| Brookside, Delaware | 101 mg/L | 6.2 ppt | 🟡 Moderately Hard | groundwater |
| Bear, Delaware | 85 mg/L | 5.4 ppt | 🟡 Moderately Hard | groundwater |
National Benchmark
How Elkton compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Elkton | 169 mg/L | 🟠 Moderate |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Elkton's Water Unique?
Local geology and source profile
Elkton, Maryland, in Cecil County — the Cecil County seat adjacent to North East and Chesapeake City at the head of Chesapeake Bay in northeast Maryland — receives its municipal water from the Elkton Water Division, drawing from the Elk River (Cecil County) through the northeast Maryland water treatment system.
The hard 169 mg/L hardness and elevated TDS of 401.9 mg/L (elevated TDS/hardness ratio — suggesting additional mineral loading beyond calcium carbonate) reflect the northeast Maryland Piedmont watershed's significant calcareous character — harder than the Baltimore Loch Raven-fed communities (Lutherville-Timonium: 132.5 mg/L) due to the Elk River's concentrated Cambrian Cockeysville Marble exposure. The Elk River drainage (Cecil County) crosses the Maryland Piedmont — Cambrian Cockeysville Marble (high purity crystalline limestone — very high hardness contributor), Ordovician Octoraro Formation (calcareous phyllite), and Precambrian Glenarm Group gneiss (partially calcareous). The Cockeysville Marble exposure produces the hard northeast Maryland supply.
At 169 mg/L, Elkton'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 9.2 ppt warrants a certified reverse osmosis drinking water filter — Aberdeen Proving Ground (Harford County — AFFF, in the adjacent Susquehanna-Chesapeake watershed, significant PFAS plume), and the Cecil County northeast Maryland industrial corridor contribute to Elkton's elevated readings.
Geology & Source: Elkton in Cecil County draws from the Elkton Water Division on the Elk River (Cecil County, northeast Maryland) — the Elk River drains the Maryland Piedmont (Cambrian Cockeysville Marble, Ordovician Octoraro Formation calcareous) — Maryland Cecil County Elk River Piedmont calcareous watershed produces hard water at 169 mg/L with TDS 401.9 mg/L in this Cecil County Maryland city.