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Community Water System · PWS ID1090121

Sandpoint Public Works Dept

Sandpoint, Idaho 83864 - drinking water served from surface water sources to 12,284 people, tracked in EPA SDWIS and UCMR5.

12,284
People served
74
EPA violations
58
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 74 drinking-water violations at Sandpoint Public Works Dept, 78% of them health-based - above the Idaho per-system average.

74
Total EPA violations on record
78%
Health-based (MCL / treatment failure)
12,284
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sandpoint Public Works Dept

Sandpoint Public Works Dept is a local-owned community water system that delivers drinking water to 12,284 residents in Sandpoint, Idaho (Bonner County) through 5,014 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 74 total violations for this system , of which 58 (78%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 16 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 Surface Water Treatment Rule, recorded in 58 violations (TT, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Idaho, EPA tracks 2,005 public water systems serving 1,743,912 people, with 104,850 cumulative violations and 19,965 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 52.3 violations. Statewide, 40 of 60 UCMR5-tested systems have reported PFAS detections (66.7%).

Sandpoint Public Works Dept's 74 violations sit above the Idaho 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
12,284
Total Violations
74
Health-Based Violations
58
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
5,014
County
Bonner
School/Daycare
No
MCL Violations
0
Monitoring Violations
16
Treatment Tech Violations
58

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 58 2021
Surface Water Treatment Rule MR 7 2020
Interim Enhanced Surface Water Treatment Rule MR 4 2020
Nitrate MR 2 1996
Coliform (TCR) MR 2 1993
Fluoride MR 1 1993

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 232 samples detected PFAS.

Contaminant Date Result MRL Status
NMeFOSAA 9/20/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 9/20/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 9/20/2023 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 9/20/2023 <7.00 ppt 7.00 ppt Not Detected
PFHxS 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/20/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 9/20/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/20/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 9/20/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/20/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/20/2023 <5.00 ppt 5.00 ppt Not Detected
PFOS 9/20/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/20/2023 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 9/20/2023 <5.00 ppt 5.00 ppt Not Detected
PFOA 9/20/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/20/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 9/20/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/20/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 9/20/2023 <2.00 ppt 2.00 ppt Not Detected
PFEESA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/19/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 9/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 9/19/2023 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 9/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFMBA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 9/19/2023 <20.00 ppt 20.00 ppt Not Detected
PFPeS 9/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFBS 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 9/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFOS 9/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/19/2023 <3.00 ppt 3.00 ppt Not Detected

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 Sandpoint Public Works Dept.

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 ID1090121 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Idaho Drinking Water Authority

Idaho'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 ID 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 Surface Water Treatment Rule TT 58 SDWIS / ID1090121 / 0200
2020 Surface Water Treatment Rule MR 7 SDWIS / ID1090121 / 0200
2020 Interim Enhanced Surface Water Treatment Rule MR 4 SDWIS / ID1090121 / 0300
1996 Nitrate MR 2 SDWIS / ID1090121 / 1040
1993 Coliform (TCR) MR 2 SDWIS / ID1090121 / 3100
1993 Fluoride MR 1 SDWIS / ID1090121 / 1025

How Sandpoint Public Works Dept Compares

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

Metric Sandpoint Public Works Dept Idaho avg Federal benchmark
Total violations 74 52.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 58 10 Indicates a contaminant exceeded a federal MCL
PFAS detection None 66.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 12,284 870 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,005 regulated public water systems in Idaho.

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 Sandpoint Public Works Dept water safe to drink? ▼
Sandpoint Public Works Dept (PWS ID: ID1090121) has 74 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 12,284 people using Surface Water sources.
How many people does Sandpoint Public Works Dept serve? ▼
Sandpoint Public Works Dept serves 12,284 people in Sandpoint, Idaho. It is a Local-owned system using Surface Water water sources with 5,014 service connections.
What type of violations does Sandpoint Public Works Dept have? ▼
Sandpoint Public Works Dept has 74 total violations: 58 health-based violations (MCL exceedances or treatment failures), 16 monitoring/reporting violations, and 58 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sandpoint Public Works Dept water? ▼
No. Sandpoint Public Works Dept was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Sandpoint Public Works Dept use? ▼
Sandpoint Public Works Dept uses Surface Water 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). 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.