Olympia, WA (98505): 1 Violation Recorded for Mapped Water Systems
EPA data for City of Olympia
EPA records for the water systems mapped to 98505 in Olympia, WA contain 1 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 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 1 violation (non-health) (since 2021).
- Lead The reported 90th-percentile lead result of 0.0034 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- PFAS At least one PFAS result is above an EPA MCL value (UCMR5 sampling; MCL compliance required from 2029).
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
Get updates when new water-quality data is available for your area
Free alerts when new EPA data affects ZIP code 98505. No spam - just safety updates.
Unsubscribe anytime. We only send updates when your safety score changes. See our Privacy Policy.
See incorrect data? Let us know
Although the dataset for Olympia (98505) is limited in scope, one critical condition stands as the only elevated finding on record.
Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
Canonical components
Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (8) HIGH
Your Water System
ZIP code 98505 in Olympia, Washington is mapped to the water system City of Olympia (EPA ID: WA5363450). This system provides water to approximately 126,966 people from groundwater sources.
Other Water Quality Reports in Washington
- 98001 (Auburn) - 6 violations recorded for mapped water systems
- 98002 (Auburn) - 2 violations recorded for mapped water systems
- 98003 (Federal Way) - 1 violation recorded for mapped water systems
- 98004 (Bellevue) - 3 violations recorded for mapped water systems
- 98005 (Bellevue)
- 98006 (Bellevue) - 5 violations recorded for mapped water systems
- 98007 (Bellevue)
- 98008 (Bellevue)
- 98009 (Bellevue)
- 98010 (Black Diamond)
- 98011 (Bothell) - 1 violation recorded for mapped water systems
- 98012 (Bothell) - 2 violations recorded for mapped water systems
- 98013 (Burton)
- 98014 (Carnation) - 3 violations recorded for mapped water systems
- 98015 (Bellevue)
- 98019 (Duvall) - 45 violations recorded for mapped water systems
- 98020 (Edmonds) - 3 violations recorded for mapped water systems
- 98021 (Bothell) - 5 violations recorded for mapped water systems
- 98022 (Enumclaw) - 2 violations recorded for mapped water systems
- 98023 (Federal Way) - 1 violation recorded for mapped water systems
Nearby Water Quality Reports
- 98504 (Olympia) - 4 mi
- 98507 (Olympia) - 4 mi
- 98508 (Olympia) - 4 mi
- 98599 (Olympia) - 4 mi
- 98502 (Olympia) - 5 mi - 34 violations recorded for mapped water systems
- 98506 (Olympia) - 6 mi - 7 violations recorded for mapped water systems
- 98501 (Olympia) - 6 mi - 9 violations recorded for mapped water systems
- 98511 (Tumwater) - 8 mi
- 98512 (Olympia) - 8 mi - 5 violations recorded for mapped water systems
- 98503 (Lacey) - 10 mi - 5 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for City of Olympia (WA5363450) on EPA.gov.
4 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.
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 98505. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.
Detected compounds: PFOS, PFBS, PFOA, PFHxA, PFPeA.
Highest measured level: 0.0058 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 (9) HIGH
Home & Infrastructure (3) OK
Cost & Community (7) OK
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Olympia
Based on local data for ZIP 98505, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Roofing Inspection & Repair
Active weather alerts in Washington 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 98505 safe to drink?
EPA SDWIS records 1 violation since 2021 across the water systems mapped to ZIP 98505 (primary system: City of Olympia), including 0 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 98505's water come from?
The recorded water source for City of Olympia, a system mapped to ZIP code 98505, is Groundwater. This system serves approximately 126,966 people.
How can I get my water tested in Olympia?
If City of Olympia 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.
Is lead a concern in 98505 tap water?
The Lead and Copper Rule record selected for 98505 reports a 90th-percentile lead result of 0.0034 mg/L for a water system mapped to this ZIP (record date 2025-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 98505?
98505 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Thurston 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 98505's water?
Yes, PFAS have been detected in samples from water systems mapped to 98505. One or more PFAS results are above the level of a federal PFAS MCL with compliance required from 2029. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
How to cite this page
ZipCheckup. (2026). Olympia, WA (98505): 1 Violation Recorded for Mapped Water Systems. https://zipcheckup.com/report/98505/
@misc{zipcheckup-report-98505,
author = {{ZipCheckup}},
title = {{Olympia, WA (98505): 1 Violation Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/98505/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 98505
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 98504 | Olympia, WA | 4.0 mi | N/A | 0 |
| 98507 | Olympia, WA | 4.0 mi | N/A | 0 |
| 98508 | Olympia, WA | 4.0 mi | N/A | 0 |
| 98599 | Olympia, WA | 4.0 mi | N/A | 0 |
| 98502 | Olympia, WA | 4.6 mi | C | 34 |
| 98506 | Olympia, WA | 5.7 mi | B | 7 |
| 98501 | Olympia, WA | 5.9 mi | B | 9 |
| 98511 | Tumwater, WA | 7.6 mi | N/A | 0 |
| 98512 | Olympia, WA | 8.3 mi | A | 5 |
| 98503 | Lacey, WA | 9.5 mi | B | 5 |
Nearby ZIP Code Reports
2026 Rankings for Your Area
Overall safety breakdown
Home Safety Score →Find the right water filter
Water Filter Matcher →Compare filters, tests & services
Compare My Options →Compare with another ZIP
Compare Tool →2026 Rankings