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States → Colorado

Transient Non-Community Water System · PWS CO0227166

Castle Lakes Campground Resort

Lake City, Colorado 81235 - drinking water served from groundwater sources to 105 people, tracked in EPA SDWIS and UCMR5.

105
People served
18
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 18 drinking-water violations at Castle Lakes Campground Resort - below the Colorado per-system average.

18
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
105
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Castle Lakes Campground Resort

Castle Lakes Campground Resort is a private-owned transient non-community water system that delivers drinking water to 105 residents in Lake City, Colorado (Hinsdale County) through 60 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 18 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 12 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 6 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Colorado, EPA tracks 2,193 public water systems serving 7,473,456 people, with 238,796 cumulative violations and 30,589 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 108.9 violations. Statewide, 37 of 163 UCMR5-tested systems have reported PFAS detections (22.7%).

Castle Lakes Campground Resort's 18 violations sit below the Colorado average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
105
Total Violations
18
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
60
County
Hinsdale
School/Daycare
No
MCL Violations
0
Monitoring Violations
12
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 6 1999
Revised Total Coliform Rule RPT 4 2016
Revised Total Coliform Rule MON 3 2016
Nitrate MR 3 1994

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Castle Lakes Campground Resort.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID CO0227166 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Colorado Drinking Water Authority

Colorado Department of Public Health and Environment, Water Quality Control is the primacy agency that licenses and inspects Castle Lakes Campground Resort under EPA-delegated authority.

Open CO regulator portal

Source: Colorado Department of Public Health and Environment, Water Quality Control

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2016 Revised Total Coliform Rule RPT 4 SDWIS / CO0227166 / 8000
2016 Revised Total Coliform Rule MON 3 SDWIS / CO0227166 / 8000
1999 Coliform (TCR) MR 6 SDWIS / CO0227166 / 3100
1994 Nitrate MR 3 SDWIS / CO0227166 / 1040

How Castle Lakes Campground Resort Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Castle Lakes Campground Resort Colorado avg Federal benchmark
Total violations 18 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 13.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 22.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 105 3,408 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,193 regulated public water systems in Colorado.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Castle Lakes Campground Resort water safe to drink? ▼
Castle Lakes Campground Resort (PWS ID: CO0227166) has 18 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 105 people using Groundwater sources.
How many people does Castle Lakes Campground Resort serve? ▼
Castle Lakes Campground Resort serves 105 people in Lake City, Colorado. It is a Private-owned system using Groundwater water sources with 60 service connections.
What type of violations does Castle Lakes Campground Resort have? ▼
Castle Lakes Campground Resort has 18 total violations: 0 health-based violations (MCL exceedances or treatment failures), 12 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Castle Lakes Campground Resort water? ▼
No PFAS testing data is available for Castle Lakes Campground Resort under the EPA's UCMR5 monitoring program.
What water source does Castle Lakes Campground Resort use? ▼
Castle Lakes Campground Resort uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

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 system's figures are rendered directly from 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.