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Community Water System · PWS MT0000615

Camelot HOA

Helena, Montana 59602 - drinking water served from groundwater sources to 96 people, tracked in EPA SDWIS and UCMR5.

96
People served
279
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 279 drinking-water violations at Camelot HOA, 4% of them health-based - above the Montana per-system average.

279
Total EPA violations on record
4%
Health-based (MCL / treatment failure)
96
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Camelot HOA

Camelot HOA is a private-owned community water system that delivers drinking water to 96 residents in Helena, Montana (Lewis and Clark County) through 24 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 279 total violations for this system , of which 12 (4%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 250 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 121 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 Montana, EPA tracks 2,263 public water systems serving 1,112,267 people, with 297,270 cumulative violations and 25,922 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 131.4 violations. Statewide, 5 of 45 UCMR5-tested systems have reported PFAS detections (11.1%).

Camelot HOA's 279 violations sit above the Montana 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
96
Total Violations
279
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
24
County
Lewis and Clark
School/Daycare
No
MCL Violations
12
Monitoring Violations
250
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 121 2012
Di(2-ethylhexyl) phthalate MR 57 2009
Consumer Confidence Rule Other 13 2009
Nickel MR 12 2002
Thallium, Total MR 12 2002
Coliform (TCR) MCL 12 2002
Antimony, Total MR 12 2002
Beryllium, Total MR 12 2002
Lead and Copper Rule MR 6 2004
Nitrate MR 4 1998
Revised Total Coliform Rule MON 3 2018
Nitrate-Nitrite MR 3 2008
Fluoride MR 1 1981
Mercury MR 1 1981
Asbestos MR 1 2002
Selenium MR 1 1981
Barium MR 1 1981
Arsenic MR 1 1981
Chromium MR 1 1981
Cadmium MR 1 1981

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 Camelot HOA.

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 MT0000615 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Montana Drinking Water Authority

Montana's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find MT regulator via EPA SDWIS

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
2018 Revised Total Coliform Rule MON 3 SDWIS / MT0000615 / 8000
2012 Coliform (TCR) MR 121 SDWIS / MT0000615 / 3100
2009 Di(2-ethylhexyl) phthalate MR 57 SDWIS / MT0000615 / 2039
2009 Consumer Confidence Rule Other 13 SDWIS / MT0000615 / 7000
2008 Nitrate-Nitrite MR 3 SDWIS / MT0000615 / 1038
2004 Lead and Copper Rule MR 6 SDWIS / MT0000615 / 5000
2002 Nickel MR 12 SDWIS / MT0000615 / 1036
2002 Thallium, Total MR 12 SDWIS / MT0000615 / 1085
2002 Coliform (TCR) MCL 12 SDWIS / MT0000615 / 3100
2002 Antimony, Total MR 12 SDWIS / MT0000615 / 1074
2002 Beryllium, Total MR 12 SDWIS / MT0000615 / 1075
2002 Asbestos MR 1 SDWIS / MT0000615 / 1094
1998 Nitrate MR 4 SDWIS / MT0000615 / 1040
1981 Fluoride MR 1 SDWIS / MT0000615 / 1025
1981 Mercury MR 1 SDWIS / MT0000615 / 1035

How Camelot HOA Compares

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

Metric Camelot HOA Montana avg Federal benchmark
Total violations 279 131.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 11.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 11.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 96 492 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,263 regulated public water systems in Montana.

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 Camelot HOA water safe to drink? ▼
Camelot HOA (PWS ID: MT0000615) has 279 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 96 people using Groundwater sources.
How many people does Camelot HOA serve? ▼
Camelot HOA serves 96 people in Helena, Montana. It is a Private-owned system using Groundwater water sources with 24 service connections.
What type of violations does Camelot HOA have? ▼
Camelot HOA has 279 total violations: 12 health-based violations (MCL exceedances or treatment failures), 250 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Camelot HOA water? ▼
No PFAS testing data is available for Camelot HOA under the EPA's UCMR5 monitoring program.
What water source does Camelot HOA use? ▼
Camelot HOA uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.