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City water profile

Water hardness in Cape Girardeau

Find official utility reports, understand hardness, and check the water system serving your home in Cape Girardeau, Missouri.

Utility-reported hardness

Not yet available

Check your provider and source →
State comparison
Unavailable
Evidence comparison rank
—
Matched utilities
4
Active health records
0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Cape Girardeau Pws

MO4010136 · Groundwater · 39,941 people served system-wide

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

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
0.0036 mg/L
Action level
0.015 mg/L

24% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Violation history (6)
Imported violation history for Cape Girardeau Pws
RuleStatusPeriod
Public NoticeResolvedMay 21, 2025 to Jun 1, 2025
Groundwater RuleHealth-basedResolvedApr 1, 2025 to Apr 30, 2025
Public NoticeResolvedFeb 21, 2025 to Jun 1, 2025
Groundwater RuleArchivedNov 1, 2024 to Nov 30, 2024
Groundwater RuleResolvedApr 1, 2024 to Apr 30, 2024
Groundwater RuleResolvedJan 1, 2024 to Jan 31, 2024

Cape Girardeau County Pwsd 2

MO4024097 · Groundwater · 2,913 people served system-wide

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

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
0.0051 mg/L
Action level
0.015 mg/L

34% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Violation history (2)
Imported violation history for Cape Girardeau County Pwsd 2
RuleStatusPeriod
Lead and Copper RuleResolvedOct 1, 2024 to Apr 7, 2025
E. COLIResolvedNov 1, 2021 to Dec 20, 2021

Cape Girardeau County Pwsd 5

MO4021532 · Groundwater · 485 people served system-wide

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

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
9.3e-4 mg/L
Action level
0.015 mg/L

6% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Violation history (2)
Imported violation history for Cape Girardeau County Pwsd 5
RuleStatusPeriod
Lead and Copper RuleUnaddressedDec 30, 2025
LEAD AND COPPER RULE REVISIONSUnaddressedJul 2, 2025

Parkwood Estates Llc

MO4048083 · Groundwater · 350 people served system-wide

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

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
0.002 mg/L
Action level
0.015 mg/L

14% of the listed benchmark

Monitoring period: Jan 1, 2021 to Dec 31, 2023

Violation history (4)
Imported violation history for Parkwood Estates Llc
RuleStatusPeriod
LEAD AND COPPER RULE REVISIONSUnaddressedJul 2, 2025
Consumer Confidence RuleResolvedJul 1, 2025 to Nov 25, 2025
Consumer Confidence RuleResolvedJul 1, 2022 to Nov 29, 2022
Consumer Confidence RuleResolvedJul 1, 2021 to Oct 17, 2022

City summary

What the indexed records say

Cape Girardeau has 2 published ZIP profiles across Cape Girardeau County. The regional-evidence median is 249 PPM. The city does not meet the stricter comparison standard.

The 249–249 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
7.9 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 0Low: 2

Observation window: Aug 23, 2016 to Oct 16, 2019.

ZIP directory

Water reports in Cape Girardeau

Open a ZIP for site-level provenance and measurements.

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. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Cape Girardeau

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

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.