Vermont / Reports /

Cyanobacteria advisory (harmful blue-green algae) reported

Advisory lifted · Vermont Department of Health (Cyanobacteria Tracker; volunteer and staff observations)

Source: Vermont Department of Health (Cyanobacteria Tracker; volunteer and staff observations), record cyano:02b0579c-21c2-4d1a-819e-d043a579216d, reported Nov 4, 2026, 10:39 AM EST, retrieved 2026-11-05 06:15 UTC · Read the original notice

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1. Where the advisory applies

Issued by: Vermont Department of Health (Cyanobacteria Tracker; volunteer and staff observations). Location: 44.19973, -73.35882; location source: given in the source record.

2. Waters named in the notice

The notice names: “Lake Champlain”. DirtyWaterWatch links this report to Lake Champlain, VT. Match basis: the water named in the report.

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When it happened and when it was reported

Event and notice times use Eastern Time (EST or EDT). Retrieval times use Coordinated Universal Time (UTC).

Started

not reported

Ended

not reported

Detail provided by the source

Times known to the minute

Reported to the source

Nov 4, 2026, 10:39 AM EST

Published

not given

Source last updated

Nov 4, 2026, 10:39 AM EST

Last retrieved by DirtyWaterWatch

2026-11-05 06:15 UTC

What was reported

Type

Cyanobacteria (harmful blue-green algae) can make water unfit for contact; the issuing authority decides when its advisory ends.

Status in the record

Advisory lifted

Material

“cyanobacteria (visual observation)”

Advice from Vermont Department of Health (Cyanobacteria Tracker; volunteer and staff observations)

“Vermont Department of Health tracker legend: Generally Safe means no blooms were observed, but there may have been tiny specks of cyanobacteria observed in the water. Conditions can and do change.”

Advice period

This report does not state a period. See the rule DirtyWaterWatch applies and its source.

Basis

not stated

Source and versions

Source

Cyanobacteria Tracker; volunteer and staff observations

Source record number

cyano:02b0579c-21c2-4d1a-819e-d043a579216d

Original notice

Read the original notice

Earlier version

Read the earlier version

Later versions

None

{
  "OBJECTID": 3605,
  "ReportDate": 1793806740000,
  "Waterbody": "Lake Champlain",
  "Municipality": "Ferrisburgh",
  "SiteName": "North Harbor",
  "StatusWeb": "Generally Safe",
  "GlobalID": "02b0579c-21c2-4d1a-819e-d043a579216d"
}