Atascocita Water Hardness & Quality Report (2026)
Water Hardness
19.2 grains per gallon
Source
mixed
pH Level
8.5
neutral = 7.0
Lead
0.007 mg/L
✓ Below action level
TDS
930.8 mg/L
Est. Daily Cost
$0.87
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 Atascocita, your appliances are currently losing 44% efficiency due to mineral buildup.
| Appliance | In Atascocita | 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 Atascocita compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Atascocita, Texas | 328 mg/L | 10 ppt | 🔴 Very Hard | mixed |
| Humble, Texas | 261 mg/L | 8.6 ppt | 🔴 Very Hard | mixed |
| New Caney, Texas | 150 mg/L | 6.2 ppt | 🟠 Hard | mixed |
| Aldine, Texas | 130.5 mg/L | 5.8 ppt | 🟠 Hard | mixed |
| Cloverleaf, Texas | 368.5 mg/L | 10.8 ppt | 🔴 Very Hard | mixed |
National Benchmark
How Atascocita compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Atascocita | 328 mg/L | 🔴 High |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Atascocita's Water Unique?
Local geology and source profile
Atascocita, Texas, an unincorporated community in northeast Harris County (one of Houston's largest unincorporated suburbs on the San Jacinto River near Lake Houston) — draws its municipal water supply from the Gulf Coast Aquifer (Chicot and Evangeline Aquifers) and Lake Houston (East Fork and West Fork San Jacinto River reservoir) via Harris County Municipal Utility Districts (MUDs) serving the Atascocita area. Water hardness in Atascocita reaches 328 mg/L — classified as very hard, substantially higher than Houston proper (131 mg/L on the same Lake Houston system).
Atascocita's very high hardness compared to Houston (131 mg/L) reflects the Gulf Coast Aquifer's dominant contribution in the northeast Harris County MUD system. The northeast Harris County MUDs serving Atascocita draw primarily from the Gulf Coast Aquifer — the Chicot Aquifer (Pleistocene Beaumont Formation and Lissie Formation — calcareous shell-bearing clay and sand with gypsum interbeds) and Evangeline Aquifer (Pliocene Goliad Formation — calcareous). These Gulf Coast formations are rich in calcareous shell material, gypsum, and calcium carbonate cement, producing very hard groundwater in northeast Harris County. The MUDs in Atascocita may have less Lake Houston surface water blending than Houston proper's supply, resulting in a higher groundwater fraction and the 328 mg/L very hard supply.
At 328 mg/L, Atascocita residents face significant hard water challenges. Scale deposits form rapidly on all fixtures and surfaces — monthly or more frequent descaling with citric acid solution is essential. Water heaters need annual professional inspection. Harris County MUDs consistently deliver water meeting all Texas TCEQ and EPA Safe Drinking Water Act requirements.
Geology & Source: Groundwater from the Gulf Coast Aquifer (Chicot Aquifer and Evangeline Aquifer) and surface water from Lake Houston (San Jacinto River) via the Harris County Municipal Utility Districts (MUDs) — the Pleistocene Beaumont and Lissie Formation Gulf Coast aquifer and the East Texas calcareous Gulf Coastal Plain drainage; very hard supply at 328 mg/L in northeast Harris County.