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Counties → Washington

Klickitat County, Washington

SDWIS compliance plate

Sheet WA039 · Klickitat County 55 sys · 2,241 viol · #1650/3254

VIOL-SEVERE · HEALTH-LOW · RANK-MID · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-MID · BOOK-FULL

  • VIOL-SEVERE 94.5% flagged
  • HEALTH-LOW 6.4% health
  • RANK-MID #1650/3254
  • PHOTO-FINISH ±0.2 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 96%
  • SYS-MID 55 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Grays Harbor County ( -0.2 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Klickitat County ranks #1,650 of 3,254 counties by people served, and #32 of 39 counties in Washington. See methodology · corpus placement.

Klickitat County standing, mid-flagged corpus third

Flagged-system rate 94.5% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 6.4% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,650 of 3,254 · #32 of 39 in Washington.

Flagged-rate neighbourhood around Klickitat County

Lowest/highest poles plus in-state counties nearest Klickitat County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Grant · lowest Grays Harbor · near Klickitat · this county Wahkiakum · highest 69.8% 94.1% 94.3% 94.3% 94.5% 95% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
Goldendale City Of 4,314 52 Clean
White Salmon City Of 4,077 95 Clean
Bingen Water Dept 1,758 183 -
Maryhill State Park 1,133 26 -
Glacier Springs Water Assn 992 30 -
Lyle Water System 938 8 -
Roosevelt Park 899 8 -
Glenwood Water System 629 27 -
Columbia Hills State Park 616 7 -
Wishram Water System 599 2 -
Dallesport Water District 598 71 -
Klickitat Water System 551 69 -
Brooks Memorial SP Admin 500 8 -
Dallesport Industrial Park 495 19 -
Chamberlain Lake Rest Area 467 16 -
Ponderosa Park Water System 381 11 -
Fordyce Water Assn 300 164 -
Bickleton Community 277 20 -
Mt Adams Orchard Division-Camp B 265 19 -
Murdock Water 233 117 -
Roosevelt Water System 219 130 -
Chapman Creek Housing 205 2 -
Maryhill Winery 189 18 -
Maryhill Museum of Art 186 25 -
Husum Ranch 180 23 -
Alderdale Water Assn 171 108 -
Peach Beach RV Park 150 9 -
St Johns Bakery 143 2 -
Centerville Grade School 115 139 -
Dallesport Mobile Home Park 101 22 -
B Z Corners Water Co 100 4 -
Wet Planet Rafting 99 12 -
Prospect Water Assn Inc 92 180 -
Rimrock Water Association 88 26 -
Mt Adams Orchard Division-Camp A 80 3 -
Mount Adams Orchards - Alderdale 80 0 -
Columbia Rim Water System 77 36 -
Roosevelt Regional Landfill 75 78 -
Elk Meadows Park 71 4 -
Riggleman Orchards Inc 70 45 -
Mountain View Association 60 111 -
Zollers Outdoor Odysseys 58 11 -
Under Canvas Campground 58 0 -
Roadhouse 97 54 4 -
Blue Barn Water 48 12 -
Wet Planet Rafting 2 47 5 -
Sundale Fruit Company LLC 42 5 -
New Hope Farms 37 35 -
Glacier Orchards 34 2 -
Dallesport Domestic Water Sharers 32 171 -

Compare beyond Washington

Mid-flagged peers for Klickitat County

Cross-state counties nearest Klickitat County on flagged-system share (94.5%) and cumulative violation count (2,241). 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.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

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.