PlainWater
Counties → Colorado

Alamosa County, Colorado

Water Systems
17
Population Served
16,272
Total Violations
2,084
524 health-based
PFAS Detected
1
of 1 tested

Violation Analysis

94.1%
Systems with Violations
122.6
Avg Violations per System
25.1%
Health-Based Violations

Water Source Types

GW
17 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

Alamosa Colorado water systems by violation status, EPA SDWIS records.

No violations on record (1) 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
Alamosa City Of 11,271 660 Clean
East Alamosa 1,453 119 -
Great Sand Dunes Hq 1,400 52 -
Ramble Cg 601 4 -
Sangre de Cristo Lane Seven School 445 149 -
Great Sand Dunes Pinon Flats Cg 250 12 -
Wagon Wheel MHP 160 150 -
Splashland LLC 150 59 -
Alamosa Migrant & Seasonal Head Start 109 48 -
KOA Alamosa 99 39 -
Valley Mobile Home LLC 85 728 -
San Luis Valley RV Resort 66 3 -
Rustic Rook Resort 49 18 -
Great Sand Dunes Lodge 40 26 -
Base Camp Family Campground 35 3 -
Great Sand Dunes Oasis 33 14 -
Dune Valley Distillery & Pub 26 0 -

Other Counties in Colorado

Denver County
5 systems · 1,312,794 served · 487 violations
Arapahoe County
40 systems · 864,434 served · 5,553 violations
El Paso County
140 systems · 757,938 served · 21,020 violations
Adams County
86 systems · 711,442 served · 11,205 violations
Jefferson County
113 systems · 577,729 served · 5,182 violations
Larimer County
136 systems · 519,497 served · 9,218 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Alamosa County? ▼
Alamosa County has 2,084 total drinking water violations across 17 water systems, of which 524 are health-based violations. 94.1% of systems have at least one violation.
How many people get water from Alamosa County systems? ▼
Water systems in Alamosa County serve approximately 16,272 people through 17 public water systems.
Has PFAS been detected in Alamosa County water? ▼
Of 1 water systems tested for PFAS in Alamosa County, 1 had PFAS detected (100.0% detection rate).
What types of water sources supply Alamosa County? ▼
Water systems in Alamosa County use GW (17 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. 25.1% of Alamosa 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.