PlainWater
Counties → Washington

Klickitat County, Washington

Water Systems
55
Population Served
23,094
Total Violations
2,241
144 health-based
PFAS Detected
1
of 2 tested

Violation Analysis

94.5%
Systems with Violations
40.7
Avg Violations per System
6.4%
Health-Based Violations

Water Source Types

GW
48 systems (87%)
SW
2 systems (4%)

PFAS Contamination

2
Systems Tested
1
PFAS Detected
50.0%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Klickitat Washington water systems by violation status, EPA SDWIS records.

No violations on record (2) One or more violations (48)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

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 -

Other Counties in Washington

King County
217 systems · 3,193,095 served · 20,636 violations
Pierce County
359 systems · 1,138,508 served · 14,826 violations
Snohomish County
170 systems · 947,238 served · 8,193 violations
Spokane County
164 systems · 621,798 served · 9,829 violations
Clark County
72 systems · 615,931 served · 9,864 violations
Thurston County
322 systems · 395,780 served · 24,330 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Klickitat County? ▼
Klickitat County has 2,241 total drinking water violations across 55 water systems, of which 144 are health-based violations. 94.5% of systems have at least one violation.
How many people get water from Klickitat County systems? ▼
Water systems in Klickitat County serve approximately 23,094 people through 55 public water systems.
Has PFAS been detected in Klickitat County water? ▼
Of 2 water systems tested for PFAS in Klickitat County, 1 had PFAS detected (50.0% detection rate).
What types of water sources supply Klickitat County? ▼
Water systems in Klickitat County use GW (48 systems), SW (2 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 6.4% of Klickitat County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - 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 Editorial

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.