ZipCheckup grade for 85128: B.
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Coolidge, AZ (85128): 2 Health-Based Violations Recorded for Mapped Water Systems - 71/100
EPA data combined for 3 water systems mapped to this ZIP (largest mapped system: Arizona Water Company - Pinal Valley)
Health-based violation records by water system:
EPA records for the water systems mapped to 85128 in Coolidge, AZ contain 12 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 2 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 2 health-based violations and 10 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
- Radon EPA Zone 2 - county-level radon potential, not a home measurement.
- Flood 1 cumulative NFIP claim record. Claim evidence is historical, not current map coverage.
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No critical alerts appear in the record for Coolidge (85128); the high-priority level accounts for 1 elevated-risk finding.
Score Breakdown
Overall Home Safety Score: 71/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (8) CRITICAL
Your Water System
ZIP code 85128 in Coolidge, Arizona is mapped to the water system Arizona Water Company - Pinal Valley (EPA ID: AZ0411009). This system provides water to approximately 134,432 people from groundwater sources.
There are 3 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Arizona Water Company - Pinal Valley | AZ0411009 | 134,432 | Groundwater |
| Arizona Water Company - Tierra Grande | AZ0411076 | 1,796 | Groundwater |
| Florence Water Company | AZ0411017 | 15,900 | Groundwater |
Other Water Quality Reports in Arizona
- 85001 (Phoenix)
- 85002 (Phoenix)
- 85003 (Phoenix) - 3 violations recorded for mapped water systems
- 85004 (Phoenix) - 3 violations recorded for mapped water systems
- 85005 (Phoenix)
- 85006 (Phoenix) - 3 violations recorded for mapped water systems
- 85007 (Phoenix) - 3 violations recorded for mapped water systems
- 85008 (Phoenix) - 3 violations recorded for mapped water systems
- 85009 (Phoenix) - 3 violations recorded for mapped water systems
- 85010 (Phoenix)
- 85011 (Phoenix)
- 85012 (Phoenix) - 3 violations recorded for mapped water systems
- 85013 (Phoenix) - 3 violations recorded for mapped water systems
- 85014 (Phoenix) - 3 violations recorded for mapped water systems
- 85015 (Phoenix) - 3 violations recorded for mapped water systems
- 85016 (Phoenix) - 3 violations recorded for mapped water systems
- 85017 (Phoenix) - 3 violations recorded for mapped water systems
- 85018 (Phoenix) - 8 violations recorded for mapped water systems
- 85019 (Phoenix) - 3 violations recorded for mapped water systems
- 85020 (Phoenix) - 3 violations recorded for mapped water systems
Nearby Water Quality Reports
- 85228 (Coolidge) - <1 mi
- 85294 (Casa Grande) - 5 mi
- 85191 (Valley Farms) - 6 mi
- 85194 (Casa Grande) - 7 mi - 72 violations recorded for mapped water systems
- 85132 (Florence) - 10 mi - 72 violations recorded for mapped water systems
- 85222 (Casa Grande) - 13 mi
- 85232 (Florence) - 13 mi
- 85243 (Queen Creek) - 13 mi
- 85122 (Casa Grande) - 14 mi - 2 violations recorded for mapped water systems
- 85230 (Casa Grande) - 14 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Arizona Water Company - Pinal Valley (AZ0411009) on EPA.gov.
2 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Compliance History
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 85128.
Detected compounds: PFBS, PFPeA, PFBA, PFHxA, PFHpA, PFHxS.
Highest measured level: 0.0911 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Environmental Hazards (11) HIGH
Home & Infrastructure (6) OK
Cost & Community (9) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Coolidge
Based on local data for ZIP 85128, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Coolidge has 1 FEMA flood claim on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Roofing Inspection & Repair
Active weather alerts in Arizona increase the risk of roof damage from hail and high winds. A professional inspection can identify vulnerabilities.
Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500
Estimate Your Home Insurance NeedsService recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 85128 safe to drink?
EPA SDWIS records 12 violations since 2021 across the water systems mapped to ZIP 85128 (primary system: Arizona Water Company - Pinal Valley), including 2 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 85128's water come from?
The recorded water source for Arizona Water Company - Pinal Valley, a system mapped to ZIP code 85128, is Groundwater. This system serves approximately 134,432 people.
How does Coolidge water compare to the national average?
Coolidge's Home Safety Score ranks lower than 54% of U.S. ZIP codes, and at or above 57% within Arizona.
How can I get my water tested in Coolidge?
If Arizona Water Company - Pinal Valley supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
What is the radon risk for 85128?
85128 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Pinal County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 85128's water?
Yes, PFAS have been detected in samples from water systems mapped to 85128. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
What does the NFIP claim history show for ZIP 85128?
FEMA records contain 1 flood insurance claim filed in ZIP code 85128; the recorded rated-zone value (the most frequent one if there are several claims) is X, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Coolidge, AZ (85128): 2 Health-Based Violations Recorded for Mapped Water Systems - 71/100. https://zipcheckup.com/report/85128/
@misc{zipcheckup-report-85128,
author = {{ZipCheckup}},
title = {{Coolidge, AZ (85128): 2 Health-Based Violations Recorded for Mapped Water Systems - 71/100}},
year = {2026},
url = {https://zipcheckup.com/report/85128/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 85128
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 85228 | Coolidge, AZ | <1 mi | N/A | 0 |
| 85294 | Casa Grande, AZ | 5.1 mi | N/A | 0 |
| 85191 | Valley Farms, AZ | 5.6 mi | N/A | 0 |
| 85194 | Casa Grande, AZ | 6.7 mi | N/A | 72 |
| 85132 | Florence, AZ | 10.4 mi | D | 72 |
| 85222 | Casa Grande, AZ | 12.9 mi | N/A | 0 |
| 85232 | Florence, AZ | 13.0 mi | N/A | 0 |
| 85243 | Queen Creek, AZ | 13.3 mi | N/A | 0 |
| 85122 | Casa Grande, AZ | 13.5 mi | B | 2 |
| 85230 | Casa Grande, AZ | 13.9 mi | N/A | 0 |
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