Harrisburg, Pennsylvania

Capital Region Water 2025 Water Quality Report (2024 data), PWS 7220049. No hardness-as-CaCO3 number printed. Distribution chlorine 1.15 ppm lowest (range 1.15–2.20). No Measure S-style residential softener ban turned up.

Cited chemistry for HarrisburgA chart of numbers printed on the utility report, each labeled with its unit. Missing numbers are left off.Chlorine1.15–2.20 ppmTTHMs59.6 ppb LRAA (range 32.5–80.2)HAA551.7 ppb LRAA (range 23.9–71.3)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. Chlorine1.15–2.20 ppm
  2. TTHMs59.6 ppb LRAA (range 32.5–80.2)
  3. HAA551.7 ppb LRAA (range 23.9–71.3)

Best match for Harrisburg

Whole-house carbon for chlorine

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.

That is chlorine. A whole-house carbon filter with an NSF/ANSI 42 chlorine claim is the usual match. A softener will not take chlorine out.

Shop whole-house carbon

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Other options that still fit

On the report

Water utility
Capital Region Water
Hardness
The 2025 CCR table we opened did not print a hardness-as-CaCO3 number. This file does not invent grains. — Capital Region Water 2025 Water Quality Report
Disinfectant
Distribution chlorine lowest 1.15 ppm (range 1.15–2.20), MinRDL 0.2, sampled 09/19/2024. Entry-point chlorine 2.20 ppm (range 1.15–2.20). Free chlorine, not chloramine. Narrative describes chlorine disinfection. — Capital Region Water 2025 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.

Harrisburg drinking water on this file is Capital Region Water, PWS 7220049 (DeHart Dam and Reservoir; Susquehanna River as secondary). No Capital Region Water 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 2025 report we opened does not print a hardness-as-CaCO3 number. Distribution chlorine 1.15–2.20 ppm. TTHMs highest LRAA 59.6 ppb (32.5–80.2). HAA5 highest LRAA 51.7 ppb (23.9–71.3). Kitchen shopping stays the Cloud RO / Waterdrop path already used on other cities if a listing is why you are looking.

Sources

  1. 2025 Water Quality Report (2024 data) — Capital Region Water. Accessed 2026-09-11.

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