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Transient Non-Community Water System · PWS MT0003817

North American RV Park

Coram, Montana 59913 - drinking water served from groundwater sources to 257 people, tracked in EPA SDWIS and UCMR5.

257
People served
105
EPA violations
18
Health-based
Untested
UCMR5 result

The verdict

EPA records 105 drinking-water violations at North American RV Park, 17% of them health-based - below the Montana per-system average.

105
Total EPA violations on record
17%
Health-based (MCL / treatment failure)
257
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: North American RV Park

North American RV Park is a private-owned transient non-community water system that delivers drinking water to 257 residents in Coram, Montana (Flathead County) through 127 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 105 total violations for this system , of which 18 (17%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 87 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 39 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, 28 of 45 UCMR5-tested systems have reported PFAS detections (62.2%).

North American RV Park's 105 violations sit below 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
257
Total Violations
105
Health-Based Violations
18
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
127
County
Flathead
School/Daycare
No
MCL Violations
18
Monitoring Violations
87
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 39 2014
Nitrate-Nitrite MR 30 2007
Coliform (TCR) MCL 16 2005
Revised Total Coliform Rule MON 16 2016
Nitrate MR 2 1998
Nitrate MCL 2 1998

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 North American RV Park.

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 MT0003817 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
2016 Revised Total Coliform Rule MON 16 SDWIS / MT0003817 / 8000
2014 Coliform (TCR) MR 39 SDWIS / MT0003817 / 3100
2007 Nitrate-Nitrite MR 30 SDWIS / MT0003817 / 1038
2005 Coliform (TCR) MCL 16 SDWIS / MT0003817 / 3100
1998 Nitrate MR 2 SDWIS / MT0003817 / 1040
1998 Nitrate MCL 2 SDWIS / MT0003817 / 1040

How North American RV Park Compares

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

Metric North American RV Park Montana avg Federal benchmark
Total violations 105 131.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 18 11.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 62.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 257 492 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 North American RV Park water safe to drink? ▼
North American RV Park (PWS ID: MT0003817) has 105 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 257 people using Groundwater sources.
How many people does North American RV Park serve? ▼
North American RV Park serves 257 people in Coram, Montana. It is a Private-owned system using Groundwater water sources with 127 service connections.
What type of violations does North American RV Park have? ▼
North American RV Park has 105 total violations: 18 health-based violations (MCL exceedances or treatment failures), 87 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in North American RV Park water? ▼
No PFAS testing data is available for North American RV Park under the EPA's UCMR5 monitoring program.
What water source does North American RV Park use? ▼
North American RV Park 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.