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Transient Non-Community Water System · PWS AK2120591

Yes Bay Lodge

Ketchikan, Alaska 99901 - drinking water served from surface water sources to 50 people, tracked in EPA SDWIS and UCMR5.

50
People served
74
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 74 drinking-water violations at Yes Bay Lodge, 3% of them health-based - below the Alaska per-system average.

74
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
50
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Yes Bay Lodge

Yes Bay Lodge is a private-owned transient non-community water system that delivers drinking water to 50 residents in Ketchikan, Alaska (Ketchikan Gateway Borough County) through 5 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 2 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 38 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 Surface Water Treatment Rule, recorded in 15 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 Alaska, EPA tracks 1,326 public water systems serving 862,218 people, with 267,144 cumulative violations and 13,963 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 201.5 violations. Statewide, 10 of 30 UCMR5-tested systems have reported PFAS detections (33.3%).

Yes Bay Lodge's 74 violations sit below the Alaska 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
50
Total Violations
74
Health-Based Violations
2
Water Source
Surface Water

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
5
County
Ketchikan Gateway Borough
School/Daycare
No
MCL Violations
1
Monitoring Violations
38
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 15 2025
Nitrate MR 14 2019
Coliform (TCR) MR 5 2013
Interim Enhanced Surface Water Treatment Rule MR 2 2025
Long Term 2 Enhanced Surface Water Treatment Rule MR 1 2008
Surface Water Treatment Rule TT 1 2000
Nitrite MR 1 1993
Revised Total Coliform Rule MCL 1 2016

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 Yes Bay Lodge.

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 AK2120591 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Alaska Drinking Water Authority

Alaska'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 AK 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
2025 Surface Water Treatment Rule MR 15 SDWIS / AK2120591 / 0200
2025 Interim Enhanced Surface Water Treatment Rule MR 2 SDWIS / AK2120591 / 0300
2019 Nitrate MR 14 SDWIS / AK2120591 / 1040
2016 Revised Total Coliform Rule MCL 1 SDWIS / AK2120591 / 8000
2013 Coliform (TCR) MR 5 SDWIS / AK2120591 / 3100
2008 Long Term 2 Enhanced Surface Water Treatment Rule MR 1 SDWIS / AK2120591 / 0800
2000 Surface Water Treatment Rule TT 1 SDWIS / AK2120591 / 0200
1993 Nitrite MR 1 SDWIS / AK2120591 / 1041

How Yes Bay Lodge Compares

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

Metric Yes Bay Lodge Alaska avg Federal benchmark
Total violations 74 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 10.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 33.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 50 650 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,326 regulated public water systems in Alaska.

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 Yes Bay Lodge water safe to drink? ▼
Yes Bay Lodge (PWS ID: AK2120591) has 74 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 50 people using Surface Water sources.
How many people does Yes Bay Lodge serve? ▼
Yes Bay Lodge serves 50 people in Ketchikan, Alaska. It is a Private-owned system using Surface Water water sources with 5 service connections.
What type of violations does Yes Bay Lodge have? ▼
Yes Bay Lodge has 74 total violations: 2 health-based violations (MCL exceedances or treatment failures), 38 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Yes Bay Lodge water? ▼
No PFAS testing data is available for Yes Bay Lodge under the EPA's UCMR5 monitoring program.
What water source does Yes Bay Lodge use? ▼
Yes Bay Lodge uses Surface Water as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.