Bartow Water Hardness & Quality Report (2026)
Water Hardness
8.8 grains per gallon
Source
groundwater
pH Level
7.9
neutral = 7.0
Lead
0.003 mg/L
✓ Below action level
TDS
387.1 mg/L
Est. Daily Cost
$0.40
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 Bartow, your appliances are currently losing 20% efficiency due to mineral buildup.
| Appliance | In Bartow | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 4.6 yrs | 8.5 yrs | -46% |
| Washing Machine | 8 yrs | 12 yrs | -33% |
| Water Heater | 9.6 yrs | 15 yrs | -36% |
Regional Water Comparison
How Bartow compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Bartow, Florida | 150.5 mg/L | 7.3 ppt | 🟠 Hard | groundwater |
| Eloise, Florida | 143.5 mg/L | 7.1 ppt | 🟠 Hard | groundwater |
| Winter Haven, Florida | 237.5 mg/L | 10 ppt | 🔴 Very Hard | groundwater |
| Auburndale, Florida | 116.5 mg/L | 6.2 ppt | 🟡 Moderately Hard | groundwater |
| Lakeland, Florida | 73 mg/L | 4.9 ppt | 🟡 Moderately Hard | groundwater |
National Benchmark
How Bartow compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Bartow | 150.5 mg/L | 🟠 Moderate |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Bartow's Water Unique?
Local geology and source profile
Bartow, Florida, in Polk County — the Polk County seat adjacent to Lakeland and Winter Haven, in the central Florida Polk County phosphate mining belt — receives its municipal water from the City of Bartow Water Division, drawing from the Floridan Aquifer System (Upper Floridan Aquifer) through production wells in Polk County.
The moderately hard 150.5 mg/L hardness and TDS of 387.1 mg/L reflect the Polk County Floridan Aquifer's central Florida character. Polk County sits on the Polk Upland — a slightly elevated zone where the Eocene Avon Park Formation (dense layered dolomite) and the Oligocene Suwannee Limestone are accessed by the Upper Floridan wells. The moderate hardness (softer than the extreme Marion County Floridan at 279 mg/L) reflects the Polk County portion of the aquifer, where the Avon Park dolomite is somewhat fresher than the deep Ocala Platform wells further north.
At 150.5 mg/L, Bartow's water is moderately hard — scale builds in kettles and appliances over months, dishwashers benefit from rinse aid, and bathroom fixtures develop calcium deposits. Quarterly descaling is appropriate. The PFAS level of 7.3 ppt warrants a certified drinking water filter — the Polk County phosphate mining corridor (industrial phosphate processing — potential PFAS from process chemicals), MacDill Air Force Base (Hillsborough County — AFFF user in the Floridan recharge zone), and the central Florida PFAS background contribute to Bartow's elevated readings.
Geology & Source: Bartow in Polk County draws from the Bartow Water Division on the Floridan Aquifer (Upper Floridan, Polk County) — the Floridan consists of Eocene Avon Park Formation dolomite and Oligocene Suwannee Limestone over the Eocene Ocala Limestone — Florida central Polk County Floridan dolomite produces moderately hard water at 150.5 mg/L with TDS 387 mg/L in this Polk County Florida city.