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City water profile

Danville water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Danville, Virginia.

Median indexed hardness

41PPM

2 indexed ZIPs

Range 40.7–41.9 PPM

State comparison
7 PPM above
State hardness rank
#23 of 37
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Danville has 2 published ZIP profiles across Pittsylvania County. The indexed median is 41 PPM, compared with 34 PPM across Virginia.

Among the 37 Virginiacities with an indexed median, Danville ranks #23from highest to lowest. Across all 133 state ZIP profiles, available estimates run from 9to 253 PPM.

The 40.7–41.9 PPM range shows how much the available ZIP estimates vary within the city label. At least one estimate is marked low confidence, so observation distance and date deserve extra attention.

Hardness distribution

How local ZIP estimates compare

Soft2 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
36.4 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 0Low: 2

Observation window: Jan 15, 2016 to Jun 24, 2026.

ZIP directory

Water reports in Danville

Open a ZIP for site-level provenance and measurements.

ZIP code

24540

Soft

40.7 PPM

Nearest site
36.4 mi
Confidence
Low

View full ZIP evidence →

ZIP code

24541

Soft

41.9 PPM

Nearest site
35.9 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Danville, City Of

PWSID VA5590100

Surface water
System population served
42,590
Last reported
May 19, 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
TTHMVA5590100Apr 1, 2023Resolved · health-based
TTHMVA5590100Jan 1, 2023Resolved · health-based
TTHMVA5590100Oct 1, 2022Resolved · 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 Danville

Is the water hard?

The indexed city median is 41 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.