Larsen Bay, AK
Contamination score
Higher = more contaminated vs. other cities.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.

Public water systems
Larsen Bay Water System
- PWSID:
- AK2250134
- Source:
- Surface water
- Serves:
- 271 people
EPA & DEP violations
1,2,4-Trichlorobenzene — MR violation
medium severityArchived1,2,4-Trichlorobenzene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
CHLOROBENZENE — MR violation
medium severityArchivedCHLOROBENZENE MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
1,1,2-Trichloroethane — MR violation
medium severityArchived1,1,2-Trichloroethane MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
trans-1,2-Dichloroethylene — MR violation
medium severityArchivedtrans-1,2-Dichloroethylene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
1,2-Dichloroethane — MR violation
medium severityArchived1,2-Dichloroethane MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
o-Dichlorobenzene — MR violation
medium severityArchivedo-Dichlorobenzene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
DICHLOROMETHANE — MR violation
medium severityArchivedDICHLOROMETHANE MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Carbon tetrachloride — MR violation
medium severityArchivedCarbon tetrachloride MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
cis-1,2-Dichloroethylene — MR violation
medium severityArchivedcis-1,2-Dichloroethylene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
1,1-Dichloroethylene — MR violation
medium severityArchived1,1-Dichloroethylene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Nitrate — MR violation
medium severityArchivedNitrate MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Toluene — MR violation
medium severityArchivedToluene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Ethylbenzene — MR violation
medium severityArchivedEthylbenzene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Vinyl chloride — MR violation
medium severityArchivedVinyl chloride MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
1,2-Dichloropropane — MR violation
medium severityArchived1,2-Dichloropropane MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Styrene — MR violation
medium severityArchivedStyrene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Xylenes, Total — MR violation
medium severityArchivedXylenes, Total MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Tetrachloroethylene — MR violation
medium severityArchivedTetrachloroethylene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.