Is tap water safe in Bonita Springs?

EPA SDWIS shows no active health-based violation in this profile's reporting window. That is not the same as proving every contaminant is absent, and federal data can lag state and utility records.

How hard is the water in Bonita Springs, FL?

Nearby USGS observations produce an estimate of 319 ppm (18.7 grains per gallon), classified as very hard. This is not a tap measurement.

Do I need a water softener in ZIP code 34110?

At 319 ppm, a correctly sized whole-house softener can reduce scale buildup and hard-water spotting. Treatment for hardness does not remove all health-related contaminants.

City water profile

Bonita Springs water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Bonita Springs, Florida.

Median indexed hardness

319PPM

3 indexed ZIPs

Range 319–319 PPM

State comparison: 39 PPM above
State hardness rank: #90 of 290
Matched utilities: 2
Active health records: 0

City summary

What the indexed records say

Bonita Springs has 3 published ZIP profiles across Collier County and Lee County. The indexed median is 319 PPM, compared with 280 PPM across Florida.

Among the 290 Floridacities with an indexed median, Bonita Springs ranks #90from highest to lowest. Across all 603 state ZIP profiles, available estimates run from 20to 374.5 PPM.

The 319–319 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard3 ZIPs

3 of 3 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 7.3 miles
Profiles with evidence: 3/3

Confidence labels

High: 0Moderate: 3Low: 0

Observation window: Apr 1, 2019 to Jan 28, 2026.

ZIP directory

Water reports in Bonita Springs

Open a ZIP for site-level provenance and measurements.

ZIP code

34110

Very Hard

319 PPM

Nearest site: 7.3 mi
Confidence: Moderate

View full ZIP evidence →

ZIP code

34134

Very Hard

319 PPM

Nearest site: 8.2 mi
Confidence: Moderate

View full ZIP evidence →

ZIP code

34135

Very Hard

319 PPM

Nearest site: 4.4 mi
Confidence: Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Bonita Springs Utilities

PWSID FL5360025

Groundwater

System population served: 76,033
Last reported: May 18, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Citrus Park Rv Resort (bonita Terra)

PWSID FL5360048

Groundwater

System population served: 3,282
Last reported: May 18, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Compliance history

What EPA records show

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

Record	System	Period	Status
Nitrate	FL5360048	Jan 1, 2025	Resolved
Lead and Copper Rule	FL5360048	Jan 1, 2024	Resolved
TTHM	FL5360048	Jan 1, 2024	Archived
E. COLI	FL5360048	Jan 1, 2024	Resolved
Total Haloacetic Acids (HAA5)	FL5360048	Jan 1, 2024	Archived
E. COLI	FL5360048	Sep 1, 2023	Resolved
Revised Total Coliform Rule	FL5360048	Sep 1, 2023	Resolved · health-based
Revised Total Coliform Rule	FL5360025	Jul 1, 2023	Resolved
E. COLI	FL5360048	Aug 1, 2022	Archived
Revised Total Coliform Rule	FL5360048	Aug 1, 2022	Archived

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other Florida communities

Everglades

Collier County

281 PPM median

Immokalee

Collier County

285 PPM median

Marco Island

Collier County

313 PPM median

Naples

Collier County

319 PPM median

Englewood

Sarasota County

319 PPM median

Venice

Sarasota County

319 PPM median

Search all 291 Florida cities →

Questions people ask

About water in Bonita Springs

Is the water hard?

The indexed city median is 319 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.