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MOUNT ST MICHAELS SCHOOL & CHURCH

PWS ID: WA5356557 · Spokane, Washington 99217

MOUNT ST MICHAELS SCHOOL & CHURCH serves 162 people in Spokane, Washington using Groundwater water sources. It has 195 recorded EPA violations, including 6 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MOUNT ST MICHAELS SCHOOL & CHURCH

MOUNT ST MICHAELS SCHOOL & CHURCH is a private-owned community water system that delivers drinking water to 162 residents in Spokane, Washington (Spokane County) through 5 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 195 total violations for this system , of which 6 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 187 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Nitrate, recorded in 14 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 Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. MOUNT ST MICHAELS SCHOOL & CHURCH's 195 violations sit above the Washington average. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%). 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
162
Total Violations
195
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
5
County
Spokane
School/Daycare
No
MCL Violations
6
Monitoring Violations
187
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 14 2023
Lead and Copper Rule MR 12 2023
Aldicarb sulfone MR 6 2008
Carbofuran MR 6 2008
Aldicarb MR 6 2008
Coliform (TCR) MCL 6 1997
Aldicarb sulfoxide MR 6 2008
OXAMYL MR 6 2008
Pentachlorophenol MR 5 2014
Coliform (TCR) MR 5 2006
BHC-GAMMA MR 3 2014
Methoxychlor MR 3 2014
Toxaphene MR 3 2014
Simazine MR 3 2014
Hexachlorocyclopentadiene MR 3 2014
LASSO MR 3 2014
Heptachlor epoxide MR 3 2014
HEXACHLOROBENZENE MR 3 2014
Benzo(a)pyrene MR 3 2014
Chlordane MR 3 2014
Dalapon MR 3 2014
Dinoseb MR 3 2014
Picloram MR 3 2014
Di(2-ethylhexyl) phthalate MR 3 2014
Heptachlor MR 3 2014
Cadmium MR 3 2005
2,4,5-TP MR 3 2014
Endrin MR 3 2014
Atrazine MR 3 2014
Revised Total Coliform Rule MON 3 2019

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 MOUNT ST MICHAELS SCHOOL & CHURCH.

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 WA5356557 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Washington Drinking Water Authority

Washington State Department of Health — Office of Drinking Water is the primacy agency that licenses and inspects MOUNT ST MICHAELS SCHOOL & CHURCH under EPA-delegated authority.

Open WA regulator portal

Source: Washington State Department of Health — Office of Drinking Water

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
2024 Consumer Confidence Rule Other 2 SDWIS / WA5356557 / 7000
2023 Nitrate MR 14 SDWIS / WA5356557 / 1040
2023 Lead and Copper Rule MR 12 SDWIS / WA5356557 / 5000
2019 Revised Total Coliform Rule MON 3 SDWIS / WA5356557 / 8000
2014 Pentachlorophenol MR 5 SDWIS / WA5356557 / 2326
2014 BHC-GAMMA MR 3 SDWIS / WA5356557 / 2010
2014 Methoxychlor MR 3 SDWIS / WA5356557 / 2015
2014 Toxaphene MR 3 SDWIS / WA5356557 / 2020
2014 Simazine MR 3 SDWIS / WA5356557 / 2037
2014 Hexachlorocyclopentadiene MR 3 SDWIS / WA5356557 / 2042
2014 LASSO MR 3 SDWIS / WA5356557 / 2051
2014 Heptachlor epoxide MR 3 SDWIS / WA5356557 / 2067
2014 HEXACHLOROBENZENE MR 3 SDWIS / WA5356557 / 2274
2014 Benzo(a)pyrene MR 3 SDWIS / WA5356557 / 2306
2014 Chlordane MR 3 SDWIS / WA5356557 / 2959

How MOUNT ST MICHAELS SCHOOL & CHURCH Compares

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

Metric MOUNT ST MICHAELS SCHOOL & CHURCH Washington avg Federal benchmark
Total violations 195 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 6 4.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 39.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 162 2,137 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.

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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is MOUNT ST MICHAELS SCHOOL & CHURCH water safe to drink?
MOUNT ST MICHAELS SCHOOL & CHURCH (PWS ID: WA5356557) has 195 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 162 people using Groundwater sources.
How many people does MOUNT ST MICHAELS SCHOOL & CHURCH serve?
MOUNT ST MICHAELS SCHOOL & CHURCH serves 162 people in Spokane, Washington. It is a Private-owned system using Groundwater water sources with 5 service connections.
What type of violations does MOUNT ST MICHAELS SCHOOL & CHURCH have?
MOUNT ST MICHAELS SCHOOL & CHURCH has 195 total violations: 6 health-based violations (MCL exceedances or treatment failures), 187 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MOUNT ST MICHAELS SCHOOL & CHURCH water?
No PFAS testing data is available for MOUNT ST MICHAELS SCHOOL & CHURCH under the EPA's UCMR5 monitoring program.
What water source does MOUNT ST MICHAELS SCHOOL & CHURCH use?
MOUNT ST MICHAELS SCHOOL & CHURCH 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial