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City water profile

Secor water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Secor, Illinois.

Median indexed hardness

309PPM

One indexed ZIP

Range 309–309 PPM

State comparison
24 PPM above
State hardness rank
#273 of 913
Matched utilities
2
Active health records
1

City summary

What the indexed records say

Secor has 1 published ZIP profile across Woodford County. The indexed median is 309 PPM, compared with 285 PPM across Illinois.

Among the 913 Illinoiscities with an indexed median, Secor ranks #273from highest to lowest. Across all 1,065 state ZIP profiles, available estimates run from 115to 408 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.

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
20.3 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: May 22, 2017 to Jul 30, 2025.

ZIP directory

Water reports in Secor

Open a ZIP for site-level provenance and measurements.

ZIP code

61771

Very Hard

309 PPM

Nearest site
20.3 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Secor

PWSID IL2030600

Groundwater
System population served
351
Last reported
May 27, 2026

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

Mill Point Mhp

PWSID IL2035165

Groundwater
System population served
200
Last reported
May 27, 2026

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

Compliance history

What EPA records show

1 unique active health-based record appears among associated systems. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Public NoticeIL2030600Jan 16, 2026Unaddressed
ArsenicIL2030600Jan 1, 2026Archived · health-based
ArsenicIL2030600Oct 1, 2025Archived · health-based
Lead and Copper RuleIL2035165Oct 1, 2025Resolved
Public NoticeIL2030600Sep 28, 2025Unaddressed
LEAD AND COPPER RULE REVISIONSIL2030600Jul 2, 2025Unaddressed
ArsenicIL2030600Jul 1, 2025Archived · health-based
Consumer Confidence RuleIL2030600Jul 1, 2025Unaddressed
ChlorineIL2035165Jul 1, 2025Resolved
Revised Total Coliform RuleIL2035165Jul 1, 2025Resolved

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 Secor

Is the water hard?

The indexed city median is 309 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.