Water Quality in 98901 — Yakima, WA
EPA data for YAKIMA WATER DIVISION CITY OF
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 98901 in Yakima, Washington is served by YAKIMA WATER DIVISION CITY OF (EPA ID: WA5399150). This system provides water to approximately 112,858 people from surface water sources.
There are 88 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 |
|---|---|---|---|
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| August 1, 2023 | Consumer Confidence Report Rule | Health-based | Resolved |
| August 1, 2023 | Consumer Confidence Report Rule | Health-based | Resolved |
| August 1, 2023 | Consumer Confidence Report Rule | Health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for water systems serving this ZIP code:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting | 5 | Yes |
| Surface Water Treatment Rule | Treatment Technique | 3 | No |
| Contaminant 2210 | Other | 3 | No |
| Contaminant 2214 | Other | 3 | No |
| PFOA | PFAS | 3 | No |
| PFNA | PFAS | 3 | No |
| Dichloroacetic Acid | Disinfection Byproducts | 3 | No |
| Contaminant 2965 | Other | 3 | No |
| Bromodichloromethane | Disinfection Byproducts | 3 | No |
| Dibromochloromethane | Disinfection Byproducts | 3 | No |
| Bromoform | Disinfection Byproducts | 3 | No |
| Chlorodibromomethane | Disinfection Byproducts | 3 | No |
| Contaminant 2978 | Other | 3 | No |
| Trichloroacetic Acid | Disinfection Byproducts | 3 | No |
| Monobromoacetic Acid | Disinfection Byproducts | 3 | 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 |
|---|---|---|---|
| YAKIMA WATER DIVISION CITY OF | WA5399150 | 112,858 | Surface water |
| NOB HILL WATER ASSOCIATION | WA5359700 | 36,026 | Groundwater |
| YAK CO - TERRACE HEIGHTS | WA5306029 | 8,410 | Groundwater |
| Snake River Housing Water System | WA5300710 | 3,036 | Groundwater |
| TIETON WATER DEPT CITY OF | WA5388300 | 1,475 | 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 Washington
- 98001 (Auburn) — 4 violations
- 98003 (Federal Way) — 5 violations
- 98004 (Bellevue)
- 98010 (Black Diamond)
- 98011 (Bothell) — 9 violations
- 98014 (Carnation) — 163 violations
- 98019 (Duvall) — 1 violation
- 98020 (Edmonds) — 1 violation
- 98022 (Enumclaw) — 1 violation
- 98024 (Fall City)
- 98027 (Issaquah) — 9 violations
- 98028 (Kenmore)
- 98030 (Kent) — 2 violations
- 98033 (Kirkland) — 3 violations
- 98036 (Lynnwood) — 6 violations
- 98038 (Maple Valley) — 7 violations
- 98052 (Redmond) — 2 violations
- 98055 (Renton) — 2 violations
- 98072 (Woodinville) — 6 violations
- 98074 (Sammamish) — 10 violations
Nearby Water Quality Reports
- 98801 (Wenatchee) — 58 mi
- 99352 (Richland) — 63 mi
- 99336 (Kennewick) — 69 mi — 195 violations
- 99301 (Pasco) — 71 mi — 265 violations
- 97039 (Moro, OR) — 78 mi — 2 violations
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for YAKIMA WATER DIVISION CITY OF (WA5399150) on EPA.gov.
Frequently Asked Questions
Is the tap water in 98901 safe to drink?
Yakima’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 98901’s water come from?
The primary water source for this area is surface water. YAKIMA WATER DIVISION CITY OF serves approximately 112,858 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 98901 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 98901. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 98901?
Radon zone data is not available for ZIP code 98901. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.