Wahkiakum County, Washington
SDWIS compliance plate
Sheet WA069 · Wahkiakum County 6 sys · 726 viol · #2920/3254
VIOL-SEVERE · HEALTH-LOW · RANK-BOTTOM · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-TINY · BOOK-MOST
- VIOL-SEVERE 100.0% flagged
- HEALTH-LOW 12.4% health
- RANK-BOTTOM #2920/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-NONE No UCMR5 set
- SRC-GW GW lead 67%
- SYS-TINY 6 systems
- BOOK-MOST 6/7 fields
Nearest flagged-rate peer: Pacific County (+ 0 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Wahkiakum County ranks #2,920 of 3,254 counties by people served, and #38 of 39 counties in Washington. See methodology · corpus placement.
Wahkiakum County standing, mid-flagged corpus third
Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 12.4% is health-based share in the middle third (≤ 24.5%) . No UCMR5 tests in this extract for Wahkiakum County . Population served ranks #2,920 of 3,254 · #38 of 39 in Washington.
Flagged-rate neighbourhood around Wahkiakum County
Lowest/highest poles plus in-state counties nearest Wahkiakum County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Cathlamet Water Dept | 1,636 | 498 | - |
| Puget Island | 920 | 7 | - |
| Western Wahkiakum | 791 | 66 | - |
| Skamokawa Water System | 259 | 123 | - |
| Skamokawa Vista Park | 87 | 27 | - |
| County Line Park | 25 | 5 | - |
Compare beyond Washington
Mid-flagged peers for Wahkiakum County
Cross-state counties nearest Wahkiakum County on flagged-system share (100.0%) and cumulative violation count (726). In-state neighbours stay on the compliance plate above.
Similar flagged-system rate
Nearest cross-state counties by % of SDWIS systems with at least one violation on record.
Similar violation load
Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).
Read our methodology · Check your water system - how this data is sourced, computed, and verified.
Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.