PlainWater
Counties → Washington

Franklin County, Washington

Water Systems
79
Population Served
132,513
Total Violations
3,941
481 health-based
PFAS Detected
1
of 2 tested

Violation Analysis

74.7%
Systems with Violations
49.9
Avg Violations per System
12.2%
Health-Based Violations

Water Source Types

GW
48 systems (61%)
SW
2 systems (3%)

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

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

No violations on record (11) One or more violations (39)

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
Pasco Water Department 116,342 62 Clean
Connell City Of 5,150 133 Clean
Basin City Water Sewer District 1,740 68 -
Lamb-Weston Pasco 650 40 -
Pasco Port of 210 500 27 -
Mesa Water Department 495 74 -
Country Mercantile 398 31 -
White Bluff Water Association 386 49 -
Ringold Domestic Water Corp 340 54 -
West Mesa Domestic Water Assn 316 244 -
Palouse Falls State Park 292 11 -
Kahlotus City Of 262 326 -
Cypress Country Estates 253 45 -
Edwin Markham 216 63 -
Clark Addition Water System 189 6 -
Unit 67 184 3 -
Levey Park 181 3 -
West 15 Domestic Water Assn 150 85 -
Old German Baptist Church New Conf 140 16 -
Pasco Heights Domestic Water Assn 135 54 -
Radar Hill Water System 128 119 -
Rangeview 122 27 -
Scootenay Water Assn Inc 120 309 -
Pasco Golfland Inc 108 40 -
Eltopia Water Association 100 227 -
Ringold Farmworker Housing 99 6 -
Zirkle-Pasco Ranch #4 99 2 -
North Slope Estates Property 97 20 -
Windust Park 97 0 -
Zirkle - Pasco Ranch 1 96 0 -
Zirkle - Pasco Ranch #2 96 0 -
Zirkle - Pasco Ranch #3 96 0 -
Hi-Point Housing 96 2 -
Ice Harbor Riverview 96 0 -
Flat Top Ranch West Bank Housing 96 3 -
Zirkle-Pasco Ranch #5 96 0 -
Underwood H2A Housing 1 96 0 -
Canyon Farm Camp 96 21 -
Underwood H2A Housing 2 96 0 -
Sagemoor Cherry Harvest Camp 96 2 -
Borton - Mesa Rock Ranch 96 0 -
Chiawana - Klingeman Ranch 95 181 -
Graystone WS 94 14 -
Arrow Ridge Farmworker Housing 93 0 -
Hi-Point 2 93 0 -
Coulee Flats Dairy 83 86 -
Clearwater Domestic Water Assn 78 89 -
River Ridge Estates 77 9 -
Riverside H2A Housing 77 4 -
Country Christian Center 75 12 -

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 Franklin County? ▼
Franklin County has 3,941 total drinking water violations across 79 water systems, of which 481 are health-based violations. 74.7% of systems have at least one violation.
How many people get water from Franklin County systems? ▼
Water systems in Franklin County serve approximately 132,513 people through 79 public water systems.
Has PFAS been detected in Franklin County water? ▼
Of 2 water systems tested for PFAS in Franklin County, 1 had PFAS detected (50.0% detection rate).
What types of water sources supply Franklin County? ▼
Water systems in Franklin 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. 12.2% of Franklin 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.