Skip to content

City water profile

Black Mountain water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Black Mountain, North Carolina.

Median indexed hardness

26PPM

One indexed ZIP

Range 25.9–25.9 PPM

State comparison
15 PPM below
State hardness rank
#353 of 381
Matched utilities
3
Active health records
0

City summary

What the indexed records say

Black Mountain has 1 published ZIP profile across Buncombe County. The indexed median is 26 PPM, compared with 41 PPM across North Carolina.

Among the 381 North Carolinacities with an indexed median, Black Mountain ranks #353from highest to lowest. Across all 519 state ZIP profiles, available estimates run from 4.7to 267.5 PPM.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community. At least one estimate is marked low confidence, so observation distance and date deserve extra attention.

Hardness distribution

How local ZIP estimates compare

Soft1 ZIP
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
51.5 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 0Low: 1

Observation window: Jul 20, 2016 to Nov 7, 2017.

ZIP directory

Water reports in Black Mountain

Open a ZIP for site-level provenance and measurements.

ZIP code

28711

Soft

25.9 PPM

Nearest site
51.5 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Black Mountain, Town Of

PWSID NC0111020

Surface water
System population served
11,976
Last reported
Jun 26, 2026

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

Christmount Christian Assembly

PWSID NC0111108

Groundwater
System population served
250
Last reported
Jun 26, 2026

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

Ymca-Blue Ridge Assembly

PWSID NC0111104

Groundwater
System population served
200
Last reported
Jun 26, 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.

RecordSystemPeriodStatus
Public NoticeNC0111020Mar 27, 2026Resolved
Public NoticeNC0111020Feb 27, 2026Resolved
Public NoticeNC0111108Feb 27, 2026Addressed
Public NoticeNC0111108Feb 27, 2026Addressed
Public NoticeNC0111020Dec 18, 2025Resolved
Revised Total Coliform RuleNC0111020Dec 1, 2024Resolved
ChlorineNC0111020Dec 1, 2024Resolved
Revised Total Coliform RuleNC0111108Dec 1, 2024Resolved
ChlorineNC0111108Dec 1, 2024Resolved
LEAD AND COPPER RULE REVISIONSNC0111020Oct 17, 2024Resolved · health-based

Practical next steps

Move from index to evidence

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

Questions people ask

About water in Black Mountain

Is the water hard?

The indexed city median is 26 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.