Water Quality in 85135 — Hayden, AZ
EPA data for HAYDEN TOWN OF
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 85135 in Hayden, Arizona is served by HAYDEN TOWN OF (EPA ID: AZ0404054). This system provides water to approximately 517 people from groundwater sources.
There are 2 community water systems serving this area.
Lead & Copper in Your Water
No Lead & Copper Rule sampling data available for systems serving this ZIP code.
Violation Summary
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| August 6, 2025 | Lead and Copper Rule | Monitoring | Unresolved |
| August 1, 2025 | Revised Total Coliform Rule | Monitoring | Unresolved |
| July 1, 2025 | Surface Water Treatment Rule | Monitoring | Unresolved |
| July 1, 2025 | Surface Water Treatment Rule | Monitoring | Unresolved |
| January 1, 2025 | Stage 1 DBP Rule | Monitoring | Unresolved |
| January 1, 2025 | Haloacetic Acids (HAA5) | Monitoring | Unresolved |
| January 1, 2025 | Total Trihalomethanes (TTHM) | Monitoring | Unresolved |
| December 28, 2024 | Contaminant 0700 | Health-based | Resolved |
| December 28, 2024 | Contaminant 0700 | Health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Resolved |
| October 1, 2024 | Stage 1 DBP Rule | Monitoring | Unresolved |
| July 1, 2024 | Stage 1 DBP Rule | Monitoring | Unresolved |
| July 1, 2024 | Contaminant 1064 | Monitoring | Unresolved |
| July 1, 2024 | Contaminant 1925 | Monitoring | Unresolved |
| July 1, 2024 | Contaminant 1927 | Monitoring | Unresolved |
| July 1, 2024 | Contaminant 1996 | Monitoring | Unresolved |
| July 1, 2024 | Contaminant 1919 | Monitoring | Unresolved |
| July 1, 2024 | Contaminant 1064 | Monitoring | Unresolved |
| July 1, 2024 | Contaminant 1925 | Monitoring | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for water systems serving this ZIP code:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 9 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 9 | No |
| Stage 1 DBP Rule | Treatment Technique | 9 | No |
| Contaminant 1064 | Other | 9 | No |
| Contaminant 1925 | Other | 9 | No |
| Contaminant 1927 | Other | 9 | No |
| Contaminant 1996 | Other | 9 | No |
| Contaminant 1919 | Other | 9 | No |
| Surface Water Treatment Rule | Treatment Technique | 8 | No |
| Consumer Confidence Report Rule | Reporting | 5 | No |
| Stage 2 DBP Rule | Treatment Technique | 2 | Yes |
| Contaminant 0700 | Other | 2 | Yes |
| Lead and Copper Rule | Treatment Technique | 1 | No |
| Revised Total Coliform Rule | Microbiological | 1 | No |
Need help with your water quality?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| HAYDEN TOWN OF | AZ0404054 | 517 | Groundwater |
| ARAVAIPA WATER COMPANY | AZ0411003 | 60 | Groundwater |
What You Can Do
- Request your water system’s Consumer Confidence Report (CCR) — Your utility is required to publish this annually
- Consider a home water test — Independent testing can reveal issues in your specific plumbing
- Install a certified water filter — NSF-certified filters can address specific contaminants
- Contact your water provider — Ask about current treatment and any ongoing remediation
Need help with water testing or filtration?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Other Water Quality Reports in Arizona
- 85001 (Phoenix) — 248 violations
- 85117 (Apache Junction) — 263 violations
- 85122 (Casa Grande) — 52 violations
- 85123 (Arizona City) — 94 violations
- 85127 (Chandler Heights) — 6 violations
- 85128 (Coolidge) — 101 violations
- 85131 (Eloy) — 139 violations
- 85132 (Florence) — 109 violations
- 85137 (Kearny) — 82 violations
- 85138 (Maricopa) — 428 violations
- 85140 (San Tan Valley) — 90 violations
- 85141 (Picacho) — 88 violations
- 85142 (Queen Creek) — 70 violations
- 85145 (Red Rock) — 43 violations
- 85172 (Stanfield) — 92 violations
- 85173 (Superior) — 11 violations
- 85201 (Mesa) — 38 violations
- 85224 (Chandler) — 259 violations
- 85233 (Gilbert) — 364 violations
- 85250 (Scottsdale) — 34 violations
Nearby Water Quality Reports
- 85137 (Kearny) — 8 mi — 82 violations
- 85173 (Superior) — 27 mi — 11 violations
- 85132 (Florence) — 33 mi — 109 violations
- 85117 (Apache Junction) — 38 mi — 263 violations
- 85128 (Coolidge) — 43 mi — 101 violations
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for HAYDEN TOWN OF (AZ0404054) on EPA.gov.
Frequently Asked Questions
Is the tap water in 85135 safe to drink?
Hayden’s water system has recorded 3 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
Where does 85135’s water come from?
The primary water source for this area is groundwater. HAYDEN TOWN OF serves approximately 517 people.
How can I get my water tested?
Contact your local water utility for a free water quality report, or hire a certified lab for independent home water testing. The EPA recommends testing annually if you use a private well.
Does 85135 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 85135. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 85135?
Radon zone data is not available for ZIP code 85135. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.