Bryan Water Hardness & Quality Report (2026)
Water Hardness
21.8 grains per gallon
Source
mixed
pH Level
8.5
neutral = 7.0
Lead
0.008 mg/L
✓ Below action level
TDS
1117.6 mg/L
Est. Daily Cost
$1.00
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 Bryan, your appliances are currently losing 45% efficiency due to mineral buildup.
| Appliance | In Bryan | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 1.5 yrs | 8.5 yrs | -82% |
| Washing Machine | 3 yrs | 12 yrs | -75% |
| Water Heater | 5 yrs | 15 yrs | -67% |
Regional Water Comparison
How Bryan compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Bryan, Texas | 374 mg/L | 11 ppt | 🔴 Very Hard | mixed |
| College Station, Texas | 416.5 mg/L | 11.9 ppt | 🔴 Very Hard | mixed |
| Brenham, Texas | 259 mg/L | 8.6 ppt | 🔴 Very Hard | mixed |
| Huntsville, Texas | 275 mg/L | 8.9 ppt | 🔴 Very Hard | mixed |
| Cypress, Texas | 370.5 mg/L | 10.9 ppt | 🔴 Very Hard | mixed |
National Benchmark
How Bryan compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Bryan | 374 mg/L | 🔴 High |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Bryan's Water Unique?
Local geology and source profile
Bryan, Texas — the Brazos County seat in the Brazos Valley, paired with College Station and home to Texas A&M University — draws its municipal water supply from Lake Bryan (a City of Bryan impoundment on Steep Creek in Brazos County) and from the City of Bryan's groundwater wells accessing the Simsboro Sand Formation of the Wilcox Group, via the City of Bryan Public Utilities Water Division. Bryan operates both surface water reservoirs and groundwater systems in the Brazos Valley. Water hardness in Bryan reaches 374 mg/L — classified as extremely hard, among the highest municipal water hardness readings in Texas.
Bryan's extremely hard supply reflects the Brazos Valley's geology. Lake Bryan and the Steep Creek watershed drain the Brazos County Blackland Prairie — underlain by Cretaceous Austin Chalk and the highly reactive Taylor Marl (calcareous clay — among the most reactive chalk formations in Texas for dissolving calcium). The Brazos Valley is situated in the heart of the Texas Austin Chalk belt — a thick, highly fractured chalk formation that weathers intensely and releases massive dissolved calcium loads. Groundwater from the Simsboro Sand (Eocene Wilcox Group) in Brazos County also shows high dissolved solids from the calcareous Eocene formations.
At 374 mg/L, Bryan residents face extreme hard water challenges throughout the home. Scale deposits form within days on faucet aerators, showerheads, shower glass, and tile. Dishwashers require rinse-aid and monthly internal cleaning with descaler, and water heaters need semi-annual professional inspection. City of Bryan Public Utilities consistently delivers water meeting all Texas TCEQ and EPA Safe Drinking Water Act requirements.
Geology & Source: Reservoir supply from Lake Somerville (Yegua Creek) and Lake Bryan via the City of Bryan Public Utilities Water Division — the Brazos River Valley Eocene Yegua Formation (lignitic clay, sand, and calcareous concretions) and Cretaceous Austin Chalk and Eagle Ford Shale drainage of Brazos County; very hard supply at 374 mg/L — one of the highest hardness readings in Texas.