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Naples Tap Water Quality Report
Naples's water has 2 contaminants above EPA MCLGs and 2 above EPA's legal limit (MCL, enforceable from April 26, 2029). We recommend using a certified water filter.
1 other system serving parts of Naples reports results above guidelines — check which system bills you. COLLIER COUNTY REGIONAL WTP (6 above guidelines)
Other systems listed for Naples with results above guidelines: GOODLAND WATER COMPANY (3 above guidelines)
Water system
NAPLES WATER DEPT
1 other system also serves parts of Naples. 1 other system is listed for Naples. See their figures
People Served
72,000
Health-based violations since 2020
0
NAPLES WATER DEPT. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Sep 2025 · NAPLES WATER DEPT
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Naples Tap Water Safe to Drink?
We strongly recommend using a certified water filter to reduce exposure: Naples's water has 4 contaminants above EPA health-based guidelines. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Naples's water.
NAPLES WATER DEPT, Naples's water system, serves 72,000 people. 1 other system also serves parts of Naples. 1 other system is listed for Naples. Each system's results are listed under its own name, never added to NAPLES WATER DEPT's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for NAPLES WATER DEPT is from Sep 2025.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Florida
Naples Water Service Areas
What these numbers actually mean for Naples, FL
We read Naples, FL’s published record and send you a short report — which findings warrant a decision, which to ignore, and what to do about it. Including when the answer is nothing.
- 2 contaminants above EPA MCLGs and 2 above EPA's legal limit (MCL, enforceable from April 26, 2029) and 9 contaminants with an EPA health goal detected in some samples (no level on file)
- 115 results on file
- 23 PFAS compounds on record
Buying a home here? Property Water Report — $49 Emailed within one business day.
Fluoride in Naples's water
COLLIER COUNTY REGIONAL WTP
PWSID FL5114069
COLLIER COUNTY REGIONAL WTP reported 0.6 mg/L, below the 0.7 mg/L U.S. Public Health Service recommendation.
NAPLES WATER DEPT
PWSID FL5110198
NAPLES WATER DEPT reported 0.68 mg/L, below the 0.7 mg/L U.S. Public Health Service recommendation.
GOODLAND WATER COMPANY
PWSID FL5110118
No fluoride level in our data for GOODLAND WATER COMPANY. Your utility's annual water quality report (CCR) lists it.
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Recommended Water Filters for Naples
Based on Naples's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA's health goals (MCLGs) or legal limits (MCL).
Culligan
ZeroWater
NSF Certified:
Flow Rate
1.9 gpm
Daily Production
1 gpd
Highlights:
- Compact design
- Easy to set up
- Affordable
- NSF-42, NSF-53, NSF-401 certified
Removes 19 contaminants:
+14 more
Strontium, Molybdenum, Fluoride, Uranium, Lead, Total PFAS, Chlorine, 25, Phosphorus, Bicarbonate, Calcium, Carbonate, Magnesium, Sodium
Santevia
Bath Filter
NSF Certified:
Flow Rate
0.36 gpm
Highlights:
- Organic cotton design reduces plastic used in construction
- Affordable upfront & ongoing cost
- The only bath filter that removed 100% chlorine with “normal” faster faucet flow
Removes 1 contaminants:
Waterdrop
A1
NSF Certified:
Flow Rate
1 gpm
Highlights:
- Performance certified
- Lower price than Philips
- Hot water dispensing
- Compact design
Removes 5 contaminants:
Whirlpool Corporation
W11256135
NSF Certified:
Capacity
1001 gal
Filter Life
3 mo
Flow Rate
0.7 gpm
Removes 19 contaminants:
+14 more
Benzene, Carbofuran, Chlorine (Free), Chlorine (Total), Chlorine Dioxide, Chlorobenzene, Cryptosporidium, Ethylbenzene, Lead, Mercury, Metolachlor, Tetrachloroethylene, Toxaphene, Turbidity
Verify Your Water Quality with Independent Testing
With 2 contaminants above EPA MCLGs and 2 above EPA's legal limit (MCL, enforceable from April 26, 2029) and 9 contaminants with an EPA health goal detected in some samples (no level on file), independent laboratory testing provides a second opinion and can track changes over time.
SimpleLab
Advanced Home Water Test
$269
Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.
Tap Score
PFAS Forever Chemicals Test
$339.95
Specialized test for PFOA, PFOS, and 24 other forever chemicals. Essential for areas near military bases, airports, or industrial sites.
Tap Score
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
With 4 contaminants above health guidelines, you may want to explore water purification options. Learn how to make distilled water at home for applications like humidifiers, CPAP machines, and baby formula.
What Naples's water readings can explain
Utility-reported data for Naples includes sulfate and a chlorine-based disinfectant — the readings behind these common tap water questions. We publish a city-level hardness figure for Naples, resolved from its water systems where they report one and estimated from county sampling where they do not. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near Naples? Public-water results do not apply to private wells. See Collier County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Water softener cost and installation in Naples
Naples's tap water measures 3.5 grains per gallon (60.2 mg/L) — moderately hard on the USGS scale, below the range where scale is usually worth treating.
Water softener cost for 3.5 gpg water in Naples — equipment and local installation labour for your ZIP code, with the sizing arithmetic shown in full. For the national picture first, read what a water softener costs — equipment, installation labour and ten-year ownership, each separated out. For Florida as a whole, read water softener cost in Florida — priced against the plumber wage published for the state.
Frequently Asked Questions About Naples Tap Water
Naples's water has 2 contaminants above EPA MCLGs and 2 above EPA's legal limit (MCL, enforceable from April 26, 2029). We strongly recommend using a certified water filter to reduce exposure to these contaminants. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Naples's water.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach NAPLES WATER DEPT. For a problem with your water now (discolored water, no water, low pressure, a leak), contact NAPLES WATER DEPT directly.
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