City of White Sulphur Springs
EPA ID: MT0000360 · 1,000 people served · 1 ZIP code
City of White Sulphur Springs carries 3 open EPA violations that remain unresolved in the federal system — approximately 1,000 people fall within its service area.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for City of White Sulphur Springs Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The City of White Sulphur Springs serves a community with a median household income of $59,231 and an estimated 1,703 residents across its service area. Approximately 65% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
City of White Sulphur Springs's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 0% of homes in Meagher County, Montana rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How City of White Sulphur Springs compares to EPA limits
What This Means For You
Arsenic at 1 mg/L exceeds the EPA maximum of 0.01 mg/L.
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Total Organic Carbon at 1 mg/L exceeds the EPA maximum of mg/L.
Comparable Water Systems
Similar-sized systems in Montana
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
City of White Sulphur Springs (EPA ID: MT0000360) is a community water system in Montana that serves approximately 1,000 people from surface water sources.
This system serves ZIP code 59645 in White Sulphur Springs.
Average Home Safety Score: C (62/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| June 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| October 1, 2024 | Stage 1 DBP Rule | Monitoring | Unresolved |
| January 1, 2024 | Total Organic Carbon | Monitoring | Unresolved |
| October 1, 2023 | Stage 1 DBP Rule | Monitoring | Unresolved |
| July 1, 2023 | Surface Water Treatment Rule | Monitoring | Resolved |
| January 1, 2023 | Arsenic | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Surface Water Treatment Rule | Treatment Failure | 2 | No |
| Consumer Confidence Report Rule | Reporting Failure | 2 | No |
| Arsenic | Inorganic | 1 | No |
| Total Organic Carbon | Disinfection Byproducts | 1 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 59645 | 0.002 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 59645 — White Sulphur Springs
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for City of White Sulphur Springs (MT0000360) on EPA.gov.
Frequently Asked Questions
Is City of White Sulphur Springs water safe to drink?
City of White Sulphur Springs has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.
How many people does City of White Sulphur Springs serve?
City of White Sulphur Springs serves approximately 1,000 people across 1 ZIP code in Montana.
Where does City of White Sulphur Springs get its water?
The primary water source is surface water.
Water Source & Treatment
Where this water originates and how it's treated before reaching your tap.
Source: WHITE SULPHUR SPRINGS CITY OF Consumer Confidence Report.
ZipCheckup is not affiliated with this water utility. Treatment and source data are sourced from the utility's published CCR filings.
Treatment regime
How this utility classifies its treatment process and what each reported treatment chemical does.
Treatment classification and chemical list sourced from WHITE SULPHUR SPRINGS CITY OF Consumer Confidence Report.
Treatment intensity is a ZipCheckup-derived classification based on the chemicals and processes the utility reports. Chemicals and contamination sources are taken verbatim from the utility's CCR filing. Routine federal monitoring and contaminant testing shown elsewhere on this page determine whether the water meets safety standards, not the treatment classification.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Notable events and violations
This section summarizes events the utility chose to disclose in its most recent Consumer Confidence Report, plus any federal compliance violations the utility recorded against itself. Both lists are utility-authored — ZipCheckup does not audit, judge, or reorder them.
Federal compliance violations on record
These entries are taken verbatim from the utility's CCR violations section. EPA defines four broad violation categories: Maximum Contaminant Level (MCL), Treatment Technique (TT), Monitoring & Reporting (M&R), and Public Notification (PN).
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MCL · 1,1,1-Trichloroethane2024-01-01/2024-12-31
Failed to test for contaminant 1,1,1-Trichloroethane during 2024.
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MCL · 1,1,2-Trichloroethane2024-01-01/2024-12-31
Failed to test for contaminant 1,1,2-Trichloroethane during 2024.
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MCL · 1,1-Dichloroethylene2024-01-01/2024-12-31
Failed to test for contaminant 1,1-Dichloroethylene during 2024.
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MCL · 1,2,4-Trichlorobenzene2024-01-01/2024-12-31
Failed to test for contaminant 1,2,4-Trichlorobenzene during 2024.
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MCL · 1,2-Dichloroethane2024-01-01/2024-12-31
Failed to test for contaminant 1,2-Dichloroethane during 2024.
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MCL · 1,2-Dichloropropane2024-01-01/2024-12-31
Failed to test for contaminant 1,2-Dichloropropane during 2024.
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MCL · Arsenic2024-01-01/2024-12-31
Failed to test for contaminant Arsenic during 2024.
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MCL · Benzene2024-01-01/2024-12-31
Failed to test for contaminant Benzene during 2024.
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MCL · Carbon Tetrachloride2024-01-01/2024-12-31
Failed to test for contaminant Carbon Tetrachloride during 2024.
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MCL · Chlorobenzene2024-01-01/2024-12-31
Failed to test for contaminant Chlorobenzene during 2024.
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MCL · Dichloromethane2024-01-01/2024-12-31
Failed to test for contaminant Dichloromethane during 2024.
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MCL · Ethylbenzene2024-01-01/2024-12-31
Failed to test for contaminant Ethylbenzene during 2024.
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Treatment Technique · Lead and Copper2023-10-01/2024-12-31
Failed to test for Lead and Copper Rule sampling during 2023-10-01 to 2024 per follow-up or routine tap monitoring.
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MCL · Styrene2024-01-01/2024-12-31
Failed to test for contaminant Styrene during 2024.
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MCL · Tetrachloroethylene2024-01-01/2024-12-31
Failed to test for contaminant Tetrachloroethylene during 2024.
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MCL · Toluene2024-01-01/2024-12-31
Failed to test for contaminant Toluene during 2024.
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MCL · Trichloroethylene2024-01-01/2024-12-31
Failed to test for contaminant Trichloroethylene during 2024.
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MCL · Vinyl Chloride2024-01-01/2024-12-31
Failed to test for contaminant Vinyl Chloride during 2024.
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MCL · Xylenes2024-01-01/2024-12-31
Failed to test for contaminant Xylenes during 2024.
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MCL · cis-1,2-Dichloroethylene2024-01-01/2024-12-31
Failed to test for contaminant cis-1,2-Dichloroethylene during 2024.
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MCL · o-Dichlorobenzene2024-01-01/2024-12-31
Failed to test for contaminant o-Dichlorobenzene during 2024.
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MCL · p-Dichlorobenzene2024-01-01/2024-12-31
Failed to test for contaminant p-Dichlorobenzene during 2024.
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MCL · trans-1,2-Dichloroethylene2024-01-01/2024-12-31
Failed to test for contaminant trans-1,2-Dichloroethylene during 2024.
Violations record from WHITE SULPHUR SPRINGS CITY OF Consumer Confidence Report.
ZipCheckup note: items above reflect what the utility published in its most recent CCR. Federal violation records are also tracked separately by the EPA Safe Drinking Water Information System (SDWIS) — the SDWIS record is the authoritative federal source for any specific regulatory action.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
City of White Sulphur Springs (EPA ID: MT0000360) — request the latest Consumer Confidence Report or ask about specific contaminants.