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City water profile

Water hardness in Davenport

Find official utility reports, understand hardness, and check the water system serving your home in Davenport, Iowa.

Utility-reported hardness

Not yet available

Check your provider and source →
State comparison
Unavailable
Evidence comparison rank
—
Matched utilities
5
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 →
Convert a hardness result →Test your tap →

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.

Iowa-American Wtr Co-Davenport

IA8222001 · Surface water · 147,720 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
0.001 mg/L
Action level
0.015 mg/L

7% of the listed benchmark

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

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Ponderosa Park Mhp

IA8222612 · Surface water · 320 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 mg/L
Action level
0.015 mg/L

0% of the listed benchmark

Monitoring period: Jul 1, 2025 to Dec 31, 2025

Violation history (2)
Imported violation history for Ponderosa Park Mhp
RuleStatusPeriod
TTHMArchivedAug 1, 2025 to Aug 31, 2025
Total Haloacetic Acids (HAA5)ArchivedAug 1, 2025 to Aug 31, 2025

Mt Joy Mobile Home Park

IA8222603 · Groundwater · 140 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 (2)

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
5.0e-4 mg/L
Action level
0.015 mg/L

3% of the listed benchmark

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

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level
Reported level
1.4 mg/L
Action level
1.3 mg/L

108% of the listed benchmark

Monitoring period: Jan 1, 2005 to Dec 31, 2007

Violation history (1)
Imported violation history for Mt Joy Mobile Home Park
RuleStatusPeriod
Revised Total Coliform RuleResolvedSep 1, 2023 to Sep 30, 2023

Knollcrest Hoa

IA8222301 · Groundwater · 42 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 (2)

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
0.014 mg/L
Action level
0.015 mg/L

93% of the listed benchmark

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

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level
Reported level
1.8 mg/L
Action level
1.3 mg/L

138% of the listed benchmark

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

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Fashionable Meadows

IA8222601 · Groundwater · 40 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
8.0e-4 mg/L
Action level
0.015 mg/L

5% of the listed benchmark

Monitoring period: Jul 1, 2024 to Dec 31, 2024

Violation history (1)
Imported violation history for Fashionable Meadows
RuleStatusPeriod
Consumer Confidence RuleUnaddressedJul 1, 2025

City summary

What the indexed records say

Davenport has 6 published ZIP profiles across Scott County. The regional-evidence median is 279 PPM. The city does not meet the stricter comparison standard.

The 203–355 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 hard5 ZIPs

5 of 6 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
21.7 miles
Profiles with evidence
5/6

Confidence labels

High: 0Moderate: 3Low: 2

Observation window: May 23, 2018 to Jun 1, 2026.

ZIP directory

Water reports in Davenport

Open a ZIP for site-level provenance and measurements.

ZIP code

52801

Very Hard

279 PPM

Nearest site
21.7 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

52802

Very Hard

355 PPM

Nearest site
24.8 mi
Confidence
Low

View full ZIP evidence →

ZIP code

52803

Very Hard

279 PPM

Nearest site
20.9 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

52804

No estimate

—

Nearest site
— mi
Confidence
—

View full ZIP evidence →

ZIP code

52806

Very Hard

203 PPM

Nearest site
23.4 mi
Confidence
Low

View full ZIP evidence →

ZIP code

52807

Very Hard

279 PPM

Nearest site
18 mi
Confidence
Moderate

View full ZIP evidence →

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 Davenport

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.