Clearwater, Florida

City of Clearwater 2024 Annual Water Quality Report. No hardness-as-CaCO3 number printed. Narrative says disinfection uses monochloramines. Chlorine residual row 2.89 ppm (range 0.4–5.2). No Measure S-style residential softener ban turned up.

Cited chemistry for ClearwaterA chart of numbers printed on the utility report, each labeled with its unit. Missing numbers are left off.Chloramines2.89 ppm (range 0.4–5.2)TTHMs68.6 ppb (range 35.1–77.1)HAA528.7 ppb (range 8.9–46.2)WQR
Cited numbers from the utility report. Length follows the printed value against a labeled scale — not a health ranking. If the report has no number, it is not on the chart.
  1. Chloramines2.89 ppm (range 0.4–5.2)
  2. TTHMs68.6 ppb (range 35.1–77.1)
  3. HAA528.7 ppb (range 8.9–46.2)

Best match for Clearwater

Whole-house catalytic carbon for chloramine

A single black whole-house carbon tank with a control head, installed in a garage and connected to copper pipe.
Whole-house carbon tank. No brine tank.

Catalytic carbon with a chloramine claim (NSF/ANSI 42 for chloramine). Regular chlorine carbon is the wrong box.

Shop catalytic carbon for chloramine

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Other options that still fit

On the report

Water utility
City of Clearwater Public Utilities
Hardness
The 2024 CCR describes reverse osmosis that removes hardness-causing salts. It does not print a hardness-as-CaCO3 number we could read. This file does not invent grains. — City of Clearwater 2024 Annual Water Quality Report
Disinfectant
Chlorine row 2.89 ppm (range 0.4–5.2), MRDL 4.0, City of Clearwater column, sampled 1/24–12/24. Footnote 7 says for chloramines or chlorine the level detected is the highest RAA. Narrative says the water is disinfected using monochloramines. Chloramine, not free chlorine only. — City of Clearwater 2024 Annual Water Quality Report
Brine / salt to the sewer
No district prohibition found in current research. Searched city water and sewer pages for a residential self-regenerating softener or brine-drain ban like LACSD Measure S. None turned up. Ask the sewer agency on the bill before you cut a brine drain.

Also around here

Extra context besides the utility report and the chart above — geology, an unregulated table, or a published study. Not a second set of printed tap numbers.

Clearwater drinking water is City of Clearwater Public Utilities (Floridan aquifer wells, RO, and purchased water columns). No City of Clearwater residential softener ban like LACSD Measure S turned up. Ask the sewer agency on the bill before you cut a brine drain. This is not a legal opinion.

The 2024 report does not print a hardness-as-CaCO3 number. Narrative says disinfection uses monochloramines. The City chlorine/chloramine row prints 2.89 ppm (0.4–5.2). TTHMs 68.6 ppb (35.1–77.1). HAA5 28.7 ppb (8.9–46.2). Those are the City columns — not a blend with Pinellas or Tampa Bay Water. Kitchen shopping stays the Cloud RO / Waterdrop path already used on other cities if a listing is why you are looking.

Sources

  1. 2024 Annual Water Quality Report — City of Clearwater Public Utilities. Accessed 2026-09-11.

Updated September 11, 2026. A city file is chemistry we can cite plus the sewer rule. No invented detections.