PlainWater
Counties → Montana

Richland County, Montana

Water Systems
16
Population Served
7,074
Total Violations
4,453
271 health-based
PFAS Detected
1
of 1 tested

Violation Analysis

100.0%
Systems with Violations
278.3
Avg Violations per System
6.1%
Health-Based Violations

Water Source Types

GW
16 systems (100%)

PFAS Contamination

1
Systems Tested
1
PFAS Detected
100.0%
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

Richland Montana water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (16)

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
Sidney City Of 5,000 6 Clean
Fairview Town Of 1,000 750 -
Lambert Sewer and Water Assn 150 519 -
Redwood Park Work Camp Phase 1 150 17 -
Sidney Richland County Airport Unapprove 115 24 -
Savage Public School 114 309 -
Cattlemen's Cafe 100 75 -
Richland Co Valley View Wua 85 486 -
Rau School District No 21 80 1,091 -
Valley Fuel and Supply 75 64 -
Central Water Conditioning 50 74 -
Mount Pleasant Estates 45 474 -
Four Seasons Trailer Court 30 305 -
America First Rvp LLC 30 39 -
Reynolds Market Sidney 25 89 -
Sidney Gymnastics Club 25 131 -

Other Counties in Montana

Yellowstone County
116 systems · 168,956 served · 16,006 violations
Gallatin County
207 systems · 147,444 served · 30,683 violations
Missoula County
243 systems · 138,758 served · 31,553 violations
Flathead County
324 systems · 105,538 served · 20,270 violations
Cascade County
98 systems · 96,521 served · 15,613 violations
Lewis and Clark County
162 systems · 67,948 served · 24,270 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Richland County? ▼
Richland County has 4,453 total drinking water violations across 16 water systems, of which 271 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from Richland County systems? ▼
Water systems in Richland County serve approximately 7,074 people through 16 public water systems.
Has PFAS been detected in Richland County water? ▼
Of 1 water systems tested for PFAS in Richland County, 1 had PFAS detected (100.0% detection rate).
What types of water sources supply Richland County? ▼
Water systems in Richland County use GW (16 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. 6.1% of Richland 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.