Water Quality in 85607 — Douglas, AZ
EPA data for DOUGLAS CITY OF
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 85607 in Douglas, Arizona is served by DOUGLAS CITY OF (EPA ID: AZ0402014). This system provides water to approximately 16,656 people from groundwater sources.
There are 6 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 |
|---|---|---|---|
| January 1, 2025 | Stage 1 DBP Rule | Monitoring | Unresolved |
| January 1, 2024 | Revised Total Coliform Rule | Monitoring | Resolved |
| January 1, 2024 | Revised Total Coliform Rule | Monitoring | Unresolved |
| January 1, 2024 | Revised Total Coliform Rule | Monitoring | Resolved |
| October 1, 2023 | Revised Total Coliform Rule | Monitoring | Resolved |
| October 1, 2023 | Revised Total Coliform Rule | Monitoring | Unresolved |
| October 1, 2023 | Revised Total Coliform Rule | Monitoring | Resolved |
| August 27, 2023 | Contaminant 0700 | Health-based | Resolved |
| August 27, 2023 | Contaminant 0700 | Health-based | Resolved |
| January 1, 2023 | Stage 1 DBP Rule | Monitoring | Resolved |
| January 1, 2023 | Stage 1 DBP Rule | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for water systems serving this ZIP code:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Revised Total Coliform Rule | Microbiological | 13 | No |
| Consumer Confidence Report Rule | Reporting | 4 | No |
| Stage 1 DBP Rule | Treatment Technique | 3 | No |
| Contaminant 0700 | Other | 2 | Yes |
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 |
|---|---|---|---|
| DOUGLAS CITY OF | AZ0402014 | 16,656 | Groundwater |
| BISBEE DOUGLAS INTL AIRPORT | AZ0402061 | 2,600 | Groundwater |
| MONTE VISTA WATER COMPANY | AZ0402043 | 150 | Groundwater |
| COCHISE COLLEGE PARK WATER ASSOC | AZ0402040 | 83 | Groundwater |
| TWIN BUTTES RV, LLC | AZ0402360 | 79 | 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
- 85135 (Hayden) — 91 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
Nearby Water Quality Reports
- 85635 (Sierra Vista) — 44 mi — 431 violations
- 85621 (Nogales) — 83 mi — 237 violations
- 85701 (Tucson) — 103 mi — 214 violations
- 88030 (Deming, NM) — 122 mi — 14 violations
- 88061 (Silver City, NM) — 124 mi — 18 violations
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for DOUGLAS CITY OF (AZ0402014) on EPA.gov.
Frequently Asked Questions
Is the tap water in 85607 safe to drink?
Douglas’s water system has recorded 2 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 85607’s water come from?
The primary water source for this area is groundwater. DOUGLAS CITY OF serves approximately 16,656 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 85607 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 85607. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 85607?
Radon zone data is not available for ZIP code 85607. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.