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City water profile

Waco water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Waco, Texas.

Median indexed hardness

246PPM

9 indexed ZIPs

Range 173–245.5 PPM

State comparison
135 PPM above
State hardness rank
#116 of 523
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Waco has 9 published ZIP profiles across Mclennan County. The indexed median is 246 PPM, compared with 111 PPM across Texas.

Among the 523 Texascities with an indexed median, Waco ranks #116from highest to lowest. Across all 1,026 state ZIP profiles, available estimates run from 5.4to 500.5 PPM.

The 173–245.5 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
Hard1 ZIP
Very hard8 ZIPs

9 of 9 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 miles
Profiles with evidence
9/9

Confidence labels

High: 0Moderate: 5Low: 4

Observation window: Feb 3, 2016 to Aug 26, 2020.

ZIP directory

Water reports in Waco

Open a ZIP for site-level provenance and measurements.

ZIP code

76701

Very Hard

245.5 PPM

Nearest site
25.8 mi
Confidence
Low

View full ZIP evidence →

ZIP code

76704

Very Hard

245.5 PPM

Nearest site
25 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

76705

Hard

173 PPM

Nearest site
23.8 mi
Confidence
Moderate

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ZIP code

76707

Very Hard

245.5 PPM

Nearest site
25.1 mi
Confidence
Low

View full ZIP evidence →

ZIP code

76708

Very Hard

226 PPM

Nearest site
19 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

76710

Very Hard

245.5 PPM

Nearest site
25 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

76711

Very Hard

245.5 PPM

Nearest site
27.7 mi
Confidence
Low

View full ZIP evidence →

ZIP code

76712

Very Hard

245.5 PPM

Nearest site
24.5 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

76798

Very Hard

245.5 PPM

Nearest site
26.7 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

City Of Waco

PWSID TX1550008

Surface water
System population served
146,241
Last reported
Jun 26, 2026

A municipal system, in-state city, and served county all agree with this Census 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.

No violation records are included in the current lookback window.

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 Waco

Is the water hard?

The indexed city median is 246 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.