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City water profile

Roswell water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Roswell, New Mexico.

Median indexed hardness

419PPM

2 indexed ZIPs

Range 396–442 PPM

State comparison
191 PPM above
State hardness rank
#31 of 160
Matched utilities
4
Active health records
2

City summary

What the indexed records say

Roswell has 2 published ZIP profiles across Chaves County. The indexed median is 419 PPM, compared with 228 PPM across New Mexico.

Among the 160 New Mexicocities with an indexed median, Roswell ranks #31from highest to lowest. Across all 195 state ZIP profiles, available estimates run from 74.2to 688.5 PPM.

The 396–442 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

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard2 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
25.8 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 1Low: 1

Observation window: Jul 3, 2016 to Sep 19, 2024.

ZIP directory

Water reports in Roswell

Open a ZIP for site-level provenance and measurements.

ZIP code

88201

Very Hard

396 PPM

Nearest site
21.3 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

88203

Very Hard

442 PPM

Nearest site
25.8 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Roswell Municipal Water System

PWSID NM3520203

Groundwater
System population served
54,025
Last reported
Jun 16, 2026

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

Berrendo Cooperative Wua

PWSID NM3552903

Groundwater
System population served
4,304
Last reported
Jun 16, 2026

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

Cumberland Cooperative Wua

PWSID NM3520103

Groundwater
System population served
588
Last reported
Jun 16, 2026

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

Wild Willys Rv Park

PWSID NM3593003

Groundwater
System population served
142
Last reported
Jun 16, 2026

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

Compliance history

What EPA records show

2 unique active health-based records appear among associated systems. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
E. COLINM3520203Aug 16, 2025Unaddressed
Public NoticeNM3552903Jun 4, 2025Unaddressed
Groundwater RuleNM3520203Jun 1, 2025Unaddressed · health-based
Groundwater RuleNM3520203Jun 1, 2025Unaddressed · health-based
LEAD AND COPPER RULE REVISIONSNM3593003Oct 17, 2024Resolved · health-based
LEAD AND COPPER RULE REVISIONSNM3593003Oct 17, 2024Resolved
Public NoticeNM3520203Jun 7, 2024Resolved
Revised Total Coliform RuleNM3552903Apr 1, 2024Resolved
Consumer Confidence RuleNM3520103Jul 1, 2022Resolved
Consumer Confidence RuleNM3593003Jul 1, 2021Resolved

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 Roswell

Is the water hard?

The indexed city median is 419 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.