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Non-Transient Non-Community Water System · PWS OR4191692

Sweet Home Charter School

Sweet Home, Oregon 97386 - drinking water served from groundwater sources to 165 people, tracked in EPA SDWIS and UCMR5.

165
People served
76
EPA violations
23
Health-based
Untested
UCMR5 result

The verdict

EPA records 76 drinking-water violations at Sweet Home Charter School, 30% of them health-based - below the Oregon per-system average.

76
Total EPA violations on record
30%
Health-based (MCL / treatment failure)
165
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sweet Home Charter School

Sweet Home Charter School is a private-owned non-transient non-community water system that delivers drinking water to 165 residents in Sweet Home, Oregon (Linn County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 76 total violations for this system , of which 23 (30%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 47 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 33 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 Oregon, EPA tracks 2,518 public water systems serving 4,005,242 people, with 206,659 cumulative violations and 20,339 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 82.1 violations. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%).

Sweet Home Charter School's 76 violations sit below the Oregon 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
165
Total Violations
76
Health-Based Violations
23
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Linn
School/Daycare
Yes
MCL Violations
13
Monitoring Violations
47
Treatment Tech Violations
10

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 33 2012
Coliform (TCR) MCL 13 2010
Lead and Copper Rule TT 10 2002
Lead and Copper Rule MR 9 1997
E. COLI MR 2 2013
2,4-D MR 1 2005
Public Notice Other 1 2013
Revised Total Coliform Rule MON 1 2021
Nitrate MR 1 1996

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 Sweet Home Charter School.

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 OR4191692 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oregon Drinking Water Authority

Oregon'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 OR 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
2021 Revised Total Coliform Rule MON 1 SDWIS / OR4191692 / 8000
2013 E. COLI MR 2 SDWIS / OR4191692 / 3014
2013 Public Notice Other 1 SDWIS / OR4191692 / 7500
2012 Coliform (TCR) MR 33 SDWIS / OR4191692 / 3100
2010 Coliform (TCR) MCL 13 SDWIS / OR4191692 / 3100
2005 2,4-D MR 1 SDWIS / OR4191692 / 2105
2002 Lead and Copper Rule TT 10 SDWIS / OR4191692 / 5000
1997 Lead and Copper Rule MR 9 SDWIS / OR4191692 / 5000
1996 Nitrate MR 1 SDWIS / OR4191692 / 1040

How Sweet Home Charter School Compares

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

Metric Sweet Home Charter School Oregon avg Federal benchmark
Total violations 76 82.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 23 8.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 24% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 165 1,591 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,518 regulated public water systems in Oregon.

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 Sweet Home Charter School water safe to drink? ▼
Sweet Home Charter School (PWS ID: OR4191692) has 76 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 165 people using Groundwater sources.
How many people does Sweet Home Charter School serve? ▼
Sweet Home Charter School serves 165 people in Sweet Home, Oregon. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Sweet Home Charter School have? ▼
Sweet Home Charter School has 76 total violations: 23 health-based violations (MCL exceedances or treatment failures), 47 monitoring/reporting violations, and 10 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sweet Home Charter School water? ▼
No PFAS testing data is available for Sweet Home Charter School under the EPA's UCMR5 monitoring program.
What water source does Sweet Home Charter School use? ▼
Sweet Home Charter School 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.