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City water profile

Ashland water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Ashland, Montana.

Median indexed hardness

197PPM

One indexed ZIP

Range 197–197 PPM

State comparison
75 PPM above
State hardness rank
#44 of 117
Matched utilities
2
Active health records
0

City summary

What the indexed records say

Ashland has 1 published ZIP profile across Powder River County. The indexed median is 197 PPM, compared with 122 PPM across Montana.

Among the 117 Montanacities with an indexed median, Ashland ranks #44from highest to lowest. Across all 145 state ZIP profiles, available estimates run from 0.2to 799.5 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

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard1 ZIP

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
63 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 0Low: 1

Observation window: Jul 13, 2016 to Aug 22, 2016.

ZIP directory

Water reports in Ashland

Open a ZIP for site-level provenance and measurements.

ZIP code

59003

Very Hard

197 PPM

Nearest site
63 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

St Labre Indian School

PWSID MT0000018

Groundwater
System population served
650
Last reported
Jun 29, 2026

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

Ashland Water And Sewer Dist

PWSID MT0000458

Groundwater
System population served
400
Last reported
Jun 29, 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
Revised Total Coliform RuleMT0000458Feb 1, 2026Resolved
TTHMMT0000018Oct 1, 2025Resolved · health-based
Revised Total Coliform RuleMT0000458Jun 1, 2025Resolved
Total Haloacetic Acids (HAA5)MT0000018Jan 1, 2025Resolved
TTHMMT0000018Jan 1, 2025Resolved
TTHMMT0000018Jul 1, 2024Resolved · health-based
Consumer Confidence RuleMT0000458Jul 1, 2024Resolved
TTHMMT0000018Apr 1, 2024Resolved · health-based
Nitrate-NitriteMT0000018Jan 1, 2024Resolved
TTHMMT0000018Jan 1, 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 Ashland

Is the water hard?

The indexed city median is 197 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.