PlainWater
Counties → Vermont

Chittenden County, Vermont

Water Systems
96
Population Served
150,283
Total Violations
8,045
1,281 health-based
PFAS Detected
1
of 10 tested

Violation Analysis

89.6%
Systems with Violations
83.8
Avg Violations per System
15.9%
Health-Based Violations

Water Source Types

GW
28 systems (29%)
SW
22 systems (23%)

PFAS Contamination

10
Systems Tested
1
PFAS Detected
10.0%
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

Chittenden Vermont water systems by violation status, EPA SDWIS records.

No violations on record (3) One or more violations (47)

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
Burlington Dept Public Works Water Div 42,000 13 Clean
South Burlington City Water System 19,500 2 Clean
Colchester Water System 11,299 2 -
Essex Town Water System 9,734 2 Clean
Essex Jct Water Dept 9,500 2 Clean
Winooski Water Dept 8,500 2 Clean
Colchester Fire District 2 8,300 46 Detected
Milton Water Dept 8,000 12 Clean
Williston Water Dept 7,259 2 Clean
Shelburne Water Dept 5,764 2 Clean
Hinesburg Water Dept 2,800 253 -
Village of Jericho Water System 1,410 9 -
Richmond Water Dept 1,048 50 Clean
Bolton Community Water System 1,030 438 -
Jericho Underhill Water 825 48 -
Westbury Park 663 26 -
Williston Sb Rest Area I89 661 37 -
Hillcrest MHP Inc 615 83 -
Charlotte Central School 550 906 -
Malletts Bay Water Co 533 8 -
Sand Bar State Park 528 0 -
Wake Robin Corp 519 38 -
St George Community Cooperative 420 116 -
Westford Elementary School 394 55 -
Riverview Commons 388 129 -
Point Bay Marina 305 216 -
North Ave Co-Op 301 69 -
Jericho East Home Owners Association 300 162 -
Camp Dudley at Kiniya 273 28 -
Milton Mobile Home Park 260 49 -
Williston Golf Club 250 18 -
Fernwood Manor MHP 250 180 -
South Burlington Fire District 250 65 -
Shelburne Farms 235 154 -
North Harbor 225 80 -
Brewster Pierce School 217 142 -
Camp Precast 213 110 -
Williston Fire District 1 212 14 -
Lyman Meadows 212 111 -
Cedar Knoll Country Club 210 0 -
Thompsons Point Association 204 153 -
Good Shepherd Lutheran Church 204 24 -
Mount Philo State Park 200 32 -
Windemere MHP 199 19 -
Jericho Fire District 1 190 85 -
Smilie Memorial Elementary School 170 48 -
Northernshire 166 408 -
Underhill Central School 165 158 -
Sleepy Hollow Ski and Bike Center 150 42 -
Mansfield Barn 134 0 -

Other Counties in Vermont

Rutland County
172 systems · 71,079 served · 26,092 violations
Windsor County
165 systems · 68,991 served · 15,601 violations
Windham County
199 systems · 68,946 served · 22,614 violations
Washington County
127 systems · 61,446 served · 15,111 violations
Bennington County
124 systems · 44,748 served · 11,101 violations
Franklin County
82 systems · 36,880 served · 7,456 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Chittenden County? ▼
Chittenden County has 8,045 total drinking water violations across 96 water systems, of which 1,281 are health-based violations. 89.6% of systems have at least one violation.
How many people get water from Chittenden County systems? ▼
Water systems in Chittenden County serve approximately 150,283 people through 96 public water systems.
Has PFAS been detected in Chittenden County water? ▼
Of 10 water systems tested for PFAS in Chittenden County, 1 had PFAS detected (10.0% detection rate).
What types of water sources supply Chittenden County? ▼
Water systems in Chittenden County use GW (28 systems), SW (22 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. 15.9% of Chittenden 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.