PlainWater
Counties → Colorado

Gilpin County, Colorado

Water Systems
21
Population Served
22,561
Total Violations
989
178 health-based
PFAS Detected
1
of 2 tested

Violation Analysis

100.0%
Systems with Violations
47.1
Avg Violations per System
18.0%
Health-Based Violations

Water Source Types

GW
17 systems (81%)
SW
4 systems (19%)

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

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

No violations on record (0) One or more violations (21)

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
Black Hawk City Of 15,167 239 Clean
Central City City Of 3,750 59 Clean
Gilpin County School 562 113 -
Z-Stop 500 2 -
Columbine Cg 376 38 -
Cold Springs Cg 304 30 -
Base Camp at Golden Gate Canyon 302 23 -
Ggcsp Reverends Ridge 301 26 -
Hawk Gs Properties LLC Taggerts 253 13 -
Pickle Gulch Cg 250 16 -
Trinity Mountain Ranch 122 91 -
Camp Eden 100 76 -
Ggcsp Aspen Meadows Rim Rock 100 38 -
Ggcsp Visitor Center 83 23 -
Gilpin County Public Library 79 105 -
Last Shot 72 13 -
Gilpin County Justice Center 69 14 -
Shoshoni Yoga Retreat 62 7 -
Rollinsville West Center LLC 46 6 -
Coyote Motel 34 41 -
Toss Wood Fired Eatery 29 16 -

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 Gilpin County? ▼
Gilpin County has 989 total drinking water violations across 21 water systems, of which 178 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from Gilpin County systems? ▼
Water systems in Gilpin County serve approximately 22,561 people through 21 public water systems.
Has PFAS been detected in Gilpin County water? ▼
Of 2 water systems tested for PFAS in Gilpin County, 1 had PFAS detected (50.0% detection rate).
What types of water sources supply Gilpin County? ▼
Water systems in Gilpin County use GW (17 systems), SW (4 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. 18.0% of Gilpin 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.