Hard water in Apollo Beach, FL
County estimate from 1,533 water samples in Hillsborough County · July 2026
- FL typical
- 120 mg/L
- Softener for 3 people
- 24k grain
- Data
- County estimate
Water samples from around Apollo Beach put hardness at about 141 mg/L (8.2 gpg), which would be hard on the USGS scale. Treat this as a rough guide: it is the median of 1,533 samples taken across Hillsborough County, mostly wells and streams, not a test of Apollo Beach's treated tap water.
Apollo Beach sits 21 mg/L above the typical Florida figure of 120. None of the 10 nearest cities we track has harder water. The range nearby runs from 119 mg/L in Memphis to 141 in Riverview.
What 141 mg/L means at home
Expect white crust on faucets and showerheads, plus spots on dishes that come out of the dishwasher.
Kettles collect scale quickly. Water heaters build up sediment at the bottom of the tank, which makes them work harder over time.
Soap and detergent need a little more to lather, and soap scum shows up in the tub.
Hardness is not a health problem, and EPA sets no limit for it. It is a matter of scale and soap.
What to do about it
At 141 mg/L most of the trouble is scale, and only a few things deal with it.
Ion-exchange water softener
The standard whole-house fix. It swaps calcium and magnesium for sodium or potassium and needs salt plus a drain. Size it with the calculator below.
Salt-free conditioner
No salt and no drain line. It changes how minerals form scale instead of removing them, so water still tests hard.
Reverse osmosis or carbon filter
Under-sink reverse osmosis removes minerals from drinking water only. Plain carbon filters improve taste but do not soften.
3 people × 75 gallons a day × 8.2 gpg = 1,856 grains a day. A 24,000-grain unit regenerates about every 12 days.
EPA record for Apollo Beach's water system
We could not match Apollo Beach to a community water system in EPA's records. Your water bill or the yearly Consumer Confidence Report names the system and its ID.
Questions
Is Apollo Beach water hard?
Yes. It measures about 141 mg/L (8.2 grains per gallon), which the USGS classes as hard.
What is the water hardness in Apollo Beach in grains per gallon?
About 8.2 gpg. One grain per gallon equals 17.1 mg/L, so 141 mg/L divided by 17.1 gives 8.2.
What size water softener do I need in Apollo Beach?
For 3 people using 75 gallons each per day, 8.2 gpg works out to about 1,856 grains a day. A 24,000-grain softener covers that with a regeneration about every 12 days.
Nearby cities
- Riverview141 mg/LHard
- Brandon141 mg/LHard
- St. Petersburg129 mg/LHard
- Tampa137 mg/LHard
- Lealman129 mg/LHard
- Memphis119 mg/LModerately hard
- Ellenton119 mg/LModerately hard
- Gulfport129 mg/LHard
- Palmetto119 mg/LModerately hard
- Pinellas Park133 mg/LHard
Hardness data: TapWaterData US Water Hardness (county estimate, July 4, 2026), CC BY 4.0. Population: US Census Bureau. Violations: EPA ECHO. How we use them.