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Non-Transient Non-Community Water System · PWS MO4180635

Doe Run Company Buick Smelter

Boss, Missouri 65440-0000 - drinking water served from groundwater sources to 311 people, tracked in EPA SDWIS and UCMR5.

311
People served
106
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 106 drinking-water violations at Doe Run Company Buick Smelter - above the Missouri per-system average.

106
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
311
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Doe Run Company Buick Smelter

Doe Run Company Buick Smelter is a private-owned non-transient non-community water system that delivers drinking water to 311 residents in Boss, Missouri (Iron County) through 6 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 106 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 97 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 5 violations (MON). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Missouri, EPA tracks 2,823 public water systems serving 5,855,885 people, with 201,695 cumulative violations and 54,821 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 71.4 violations. Statewide, 71 of 230 UCMR5-tested systems have reported PFAS detections (30.9%).

Doe Run Company Buick Smelter's 106 violations sit above the Missouri 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
311
Total Violations
106
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
6
County
Iron
School/Daycare
No
MCL Violations
0
Monitoring Violations
97
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 5 2024
BHC-GAMMA MR 4 2014
Toxaphene MR 4 2014
OXAMYL MR 4 2014
Simazine MR 4 2014
Picloram MR 4 2014
Hexachlorocyclopentadiene MR 4 2014
Aldicarb sulfone MR 4 2014
Aldicarb MR 4 2014
Atrazine MR 4 2014
Heptachlor MR 4 2014
Heptachlor epoxide MR 4 2014
2,4-D MR 4 2014
HEXACHLOROBENZENE MR 4 2014
Pentachlorophenol MR 4 2014
Chlordane MR 4 2014
Methoxychlor MR 4 2014
2,4,5-TP MR 4 2014
Carbofuran MR 4 2014
Dalapon MR 4 2014
Dinoseb MR 4 2014
Endrin MR 4 2014
Aldicarb sulfoxide MR 4 2014
LASSO MR 4 2014
Public Notice Other 2 2025
LEAD AND COPPER RULE REVISIONS RPT 1 2024

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 Doe Run Company Buick Smelter.

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 MO4180635 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Missouri Drinking Water Authority

Missouri DNR, Public Drinking Water Branch is the primacy agency that licenses and inspects Doe Run Company Buick Smelter under EPA-delegated authority.

Open MO regulator portal

Source: Missouri DNR, Public Drinking Water Branch

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
2025 Public Notice Other 2 SDWIS / MO4180635 / 7500
2024 Revised Total Coliform Rule MON 5 SDWIS / MO4180635 / 8000
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / MO4180635 / 5200
2014 BHC-GAMMA MR 4 SDWIS / MO4180635 / 2010
2014 Toxaphene MR 4 SDWIS / MO4180635 / 2020
2014 OXAMYL MR 4 SDWIS / MO4180635 / 2036
2014 Simazine MR 4 SDWIS / MO4180635 / 2037
2014 Picloram MR 4 SDWIS / MO4180635 / 2040
2014 Hexachlorocyclopentadiene MR 4 SDWIS / MO4180635 / 2042
2014 Aldicarb sulfone MR 4 SDWIS / MO4180635 / 2044
2014 Aldicarb MR 4 SDWIS / MO4180635 / 2047
2014 Atrazine MR 4 SDWIS / MO4180635 / 2050
2014 Heptachlor MR 4 SDWIS / MO4180635 / 2065
2014 Heptachlor epoxide MR 4 SDWIS / MO4180635 / 2067
2014 2,4-D MR 4 SDWIS / MO4180635 / 2105

How Doe Run Company Buick Smelter Compares

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

Metric Doe Run Company Buick Smelter Missouri avg Federal benchmark
Total violations 106 71.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 19.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 30.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 311 2,074 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,823 regulated public water systems in Missouri.

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 Doe Run Company Buick Smelter water safe to drink? ▼
Doe Run Company Buick Smelter (PWS ID: MO4180635) has 106 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 311 people using Groundwater sources.
How many people does Doe Run Company Buick Smelter serve? ▼
Doe Run Company Buick Smelter serves 311 people in Boss, Missouri. It is a Private-owned system using Groundwater water sources with 6 service connections.
What type of violations does Doe Run Company Buick Smelter have? ▼
Doe Run Company Buick Smelter has 106 total violations: 0 health-based violations (MCL exceedances or treatment failures), 97 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Doe Run Company Buick Smelter water? ▼
No PFAS testing data is available for Doe Run Company Buick Smelter under the EPA's UCMR5 monitoring program.
What water source does Doe Run Company Buick Smelter use? ▼
Doe Run Company Buick Smelter uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.