PlainWater
Counties → Pennsylvania

Westmoreland County, Pennsylvania

Water Systems
82
Population Served
262,918
Total Violations
12,979
584 health-based
PFAS Detected
2
of 5 tested

Violation Analysis

98.8%
Systems with Violations
158.3
Avg Violations per System
4.5%
Health-Based Violations

Water Source Types

GW
40 systems (49%)
SW
10 systems (12%)

PFAS Contamination

5
Systems Tested
2
PFAS Detected
40.0%
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

Westmoreland Pennsylvania water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (50)

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
Mawc Sweeney Plant 143,000 71 Clean
New Kensington Muni Auth 47,800 47 Clean
Latrobe Muni Auth 30,000 244 Clean
Highridge Water Auth 16,000 249 Detected
Derry Boro Muni Auth 6,500 330 Detected
Ligonier Twp Muni Auth 3,293 538 -
Mawc Furnace Run 3,100 229 -
Youngstown Boro Muni Auth 2,730 111 -
Excela Westmoreland Hospital 1,500 275 -
Torrance State Hospital 997 701 -
Waterford Waterworks 389 429 -
Bradys Restaurant 300 45 -
Laurel Mtn State Park Ski Area 300 124 -
Meadows Mobile Home Park 250 548 -
Champion Lakes Golf Club 250 107 -
Glassmere Food Mart #251 250 91 -
Mt Pleasant Twp Vfd Club 250 55 -
Laurelville Mennonite Ch Ctr 250 68 -
Madison KOA Campground 250 53 -
Amf Belle Vernon 250 27 -
Murrysville Golf Club 240 27 -
Valley Sch of Ligonier 238 469 -
Ligonier Cc 200 98 -
Andiamo by Rizzos Malibar Inn 200 44 -
Laurel Mountain Christian Camp 200 132 -
Roaring Run Resort 200 81 -
Bush Recreation Area 200 66 -
Mannitto Gc 200 196 -
Lazy Acres Campground 190 109 -
Fox Den Acres Campground 175 81 -
Jills Tastyland 150 61 -
River Forest Inn 150 38 -
Laurel Summit State Park 150 106 -
Composidie Inc 129 711 -
The Hideout 125 86 -
Stanton Hills Community 100 1,293 -
Donut Chef 100 79 -
Shootin Bull Tavern 100 50 -
Rolling Fields Gc 100 40 -
Road Toad 100 132 -
Mirror Lake Campground 100 108 -
Antiochian Village 100 56 -
Pike Run Cc 100 42 -
Sweeties 100 25 -
Bonfire Restaurant 100 65 -
Fairfield Manor MHP 92 681 -
Sun Dial Village MHP 90 729 -
Key Bellevilles Inc 85 486 -
Bells Banquets 75 24 -
Brendas Market & Deli 75 52 -

Other Counties in Pennsylvania

Allegheny County
69 systems · 2,014,752 served · 5,241 violations
Philadelphia County
6 systems · 1,601,175 served · 447 violations
Montgomery County
172 systems · 1,274,688 served · 36,032 violations
Bucks County
299 systems · 599,107 served · 59,577 violations
Lancaster County
434 systems · 406,457 served · 39,193 violations
York County
208 systems · 389,602 served · 25,528 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Westmoreland County? ▼
Westmoreland County has 12,979 total drinking water violations across 82 water systems, of which 584 are health-based violations. 98.8% of systems have at least one violation.
How many people get water from Westmoreland County systems? ▼
Water systems in Westmoreland County serve approximately 262,918 people through 82 public water systems.
Has PFAS been detected in Westmoreland County water? ▼
Of 5 water systems tested for PFAS in Westmoreland County, 2 had PFAS detected (40.0% detection rate).
What types of water sources supply Westmoreland County? ▼
Water systems in Westmoreland County use GW (40 systems), SW (10 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. 4.5% of Westmoreland 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.