Anderson Island, WA: 7 Health-Based Violations Recorded for Mapped Water Systems
EPA data combined for 5 water systems mapped to this ZIP (largest mapped system: Lake Josephine Riviera)
Health-based violation records by water system:
EPA records for the water systems mapped to 98303 in Anderson Island, WA contain 9 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 7 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 7 health-based violations and 2 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result of 0.0026 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
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Safety records for Anderson Island (98303) contain exactly one critical finding.
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 (6) CRITICAL
Your Water System
ZIP code 98303 in Anderson Island, Washington is mapped to the water system Lake Josephine Riviera (EPA ID: WA5343980). This system provides water to approximately 1,380 people from groundwater sources.
There are 5 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Lake Josephine Riviera | WA5343980 | 1,380 | Groundwater |
| Palmer Lake | WA5365745 | 1,924 | Groundwater |
| Cole | WA5335363 | 257 | Groundwater |
| Mcneil Island Water | WA5352900 | 692 | Groundwater |
| Driftwood Point Water System | WA5302667 | 143 | Groundwater |
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
- 98351 (Longbranch) - 4 mi - 9 violations recorded for mapped water systems
- 98516 (Olympia) - 5 mi - 6 violations recorded for mapped water systems
- 98327 (Dupont) - 5 mi - 1 violation recorded for mapped water systems
- 98388 (Steilacoom) - 6 mi
- 98433 (Tacoma) - 6 mi
- 98467 (University Place) - 7 mi - 1 violation recorded for mapped water systems
- 98333 (Fox Island) - 7 mi
- 98498 (Lakewood) - 7 mi - 1 violation recorded for mapped water systems
- 98492 (Lakewood) - 8 mi
- 98506 (Olympia) - 8 mi - 7 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 Lake Josephine Riviera (WA5343980) 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.
Compliance History
Environmental Hazards (10) HIGH
Home & Infrastructure (7) OK
Cost & Community (7) OK
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Frequently Asked Questions
Is the tap water in 98303 safe to drink?
EPA SDWIS records 9 violations since 2021 across the water systems mapped to ZIP 98303 (primary system: Lake Josephine Riviera), including 7 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 98303's water come from?
The recorded water source for Lake Josephine Riviera, a system mapped to ZIP code 98303, is Groundwater. This system serves approximately 1,380 people.
How can I get my water tested in Anderson Island?
If Lake Josephine Riviera 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 98303 tap water?
The Lead and Copper Rule record selected for 98303 reports a 90th-percentile lead result of 0.0026 mg/L for a water system mapped to this ZIP (record date 2024-12-31). 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 98303?
98303 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Pierce County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
How to cite this page
ZipCheckup. (2026). Anderson Island, WA: 7 Health-Based Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/98303/
@misc{zipcheckup-report-98303,
author = {{ZipCheckup}},
title = {{Anderson Island, WA: 7 Health-Based Violations Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/98303/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 98303
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 98351 | Longbranch, WA | 3.8 mi | N/A | 9 |
| 98516 | Olympia, WA | 4.6 mi | A | 6 |
| 98327 | Dupont, WA | 5.4 mi | A | 1 |
| 98388 | Steilacoom, WA | 5.6 mi | A | 0 |
| 98433 | Tacoma, WA | 6.3 mi | B | 0 |
| 98467 | University Place, WA | 7.2 mi | A | 1 |
| 98333 | Fox Island, WA | 7.3 mi | N/A | 0 |
| 98498 | Lakewood, WA | 7.4 mi | B | 1 |
| 98492 | Lakewood, WA | 7.8 mi | N/A | 0 |
| 98506 | Olympia, WA | 8.5 mi | B | 7 |
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