South Jordan Water Hardness & Quality Report (2026)
Water Hardness
20.4 grains per gallon
Source
mixed
pH Level
8.5
neutral = 7.0
Lead
0.009 mg/L
✓ Below action level
TDS
1108.6 mg/L
Est. Daily Cost
$0.93
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 South Jordan, your appliances are currently losing 45% efficiency due to mineral buildup.
| Appliance | In South Jordan | 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 South Jordan compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ South Jordan, Utah | 349.5 mg/L | 4.9 ppt | 🔴 Very Hard | mixed |
| South Jordan Heights, Utah | 349 mg/L | 4.9 ppt | 🔴 Very Hard | mixed |
| Riverton, Utah | 254 mg/L | 3.4 ppt | 🔴 Very Hard | mixed |
| West Jordan, Utah | 160.5 mg/L | 2 ppt | 🟠 Hard | mixed |
| Sandy, Utah | 293 mg/L | 4 ppt | 🔴 Very Hard | mixed |
National Benchmark
How South Jordan compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ South Jordan | 349.5 mg/L | 🔴 High |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes South Jordan's Water Unique?
Local geology and source profile
South Jordan, Utah, in Salt Lake County in the rapidly growing southwest Salt Lake Valley — one of Utah's fastest-growing cities and a major technology sector hub (Silicon Slopes corridor) — draws its municipal water supply through the City of South Jordan Public Works Water Division, sourcing from the Jordan Valley Water Conservancy District (JVWCD) which delivers a blend of Central Utah Project (CUP) imported water (Colorado River Basin), Provo River Project (Utah Lake–Provo River Wasatch Front), and local Salt Lake Valley groundwater. Water hardness in South Jordan reaches 349.5 mg/L — classified as very hard, one of the highest in the Salt Lake Valley.
South Jordan's extreme hardness reflects the Jordan Valley's exceptional calcareous geology compounded by desert concentration. The Jordan River drains Utah Lake (fed by the Provo River from the Wasatch Range limestone terrain) — the Wasatch Range Cambrian and Ordovician carbonate formations (the Ophir Shale, Tintic Quartzite transition zone, and the reactive Cambrian Bowman Limestone and Maxfield Limestone) are among the most reactive calcareous formations in Utah. The Great Salt Lake Desert connection through the Jordan River means that evaporation under the dry Utah climate concentrates dissolved minerals further. The southwest Salt Lake Valley (South Jordan zone) consistently shows the highest hardness readings in the JVWCD distribution system, reflecting both the calcareous supply and the southernmost, highest-mineral distribution zone characteristics.
At 349.5 mg/L, South Jordan residents face severe hard water challenges. Heavy scale deposits form rapidly on all fixtures and surfaces — weekly to bi-weekly descaling is essential. Water heaters need semi-annual professional inspection. Jordan Valley Water Conservancy District consistently delivers water meeting all Utah DDW and EPA Safe Drinking Water Act requirements, but home water softeners are strongly advisable.
Geology & Source: Mixed supply from Jordan Valley Water Conservancy District (JVWCD) — Colorado River Basin (Central Utah Project), Provo River Project, and local Salt Lake Valley Jordan River watershed supply — the Wasatch Range calcareous Cambrian–Ordovician limestone and the Salt Lake Valley alluvial basin; very hard supply at 349.5 mg/L — one of the hardest supplies in the Salt Lake Valley, reflecting the Jordan Valley supply blend and the Bonneville Basin calcareous geology.