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Cyanobacteria advisory (harmful blue-green algae) reported, Aug 19, 2026

Advisory active · Florida Department of Environmental Protection (Algal Bloom Sampling)

Source: Florida Department of Environmental Protection (Algal Bloom Sampling) via Florida DEP Algal Bloom Sampling, blooms and toxins by site, record 85e7c1d7-4fc8-4bec-8c0f-21e7b2ec17e7, updated by the source Sep 1, 2026, 10:15 AM EDT, retrieved 2026-11-05 01:05 UTC · Read the original notice

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1. Where the advisory applies

Issued by: Florida Department of Environmental Protection (Algal Bloom Sampling). Place named: “Lake Sheelin - Pimlico Park”. Location: 30.53868, -84.20475; location source: given in the source record, accurate to about 10 metres.

2. Waters named in the notice

The notice names: “Lake Sheelin”. Not linked to a mapped water.

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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

Aug 19, 2026, 9:50 AM EDT

Ended

not reported

Detail provided by the source

Times known to the minute

Reported to the source

not given

Published

not given

Source last updated

Sep 1, 2026, 10:15 AM EDT

Last retrieved by DirtyWaterWatch

2026-11-05 01:05 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 active

Material

“algal bloom (algal mat - Co-dominant taxa were: Leptolyngbya sp. and Botryococcus braunii; water - Dominant taxon: Raphidiopsis gangetica; Co-dominant taxa were: Raphidiopsis gangetica and Botryococcus braunii; algal mat - Dominant taxon: Leptolyngbya; water - Co-dominant taxa were: Raphidiopsis gangetica and Botryococcus braunii)”

Advice from Florida Department of Environmental Protection (Algal Bloom Sampling)

This report includes no advice. Check current local health notices.

Advice period

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

Basis

not stated

Status history from this report

• Discharge or advisory reported a water not yet on the map: Official advisory in effect, Aug 19, 2026, 9:50 AM EDT to Sep 15, 2026, 10:15 AM EDT
• No current status shown a water not yet on the map: advisory not re-confirmed by its source recently, no map colour, Sep 15, 2026, 10:15 AM EDT to Nov 17, 2026, 8:50 AM EST (the end is scheduled: a new report can change it)

Source: DirtyWaterWatch calculations using this report and the published status rules. Updated 2026-11-05 01:25 UTC.

Source and versions

Source

Florida DEP Algal Bloom Sampling, blooms and toxins by site

Source record number

85e7c1d7-4fc8-4bec-8c0f-21e7b2ec17e7

Original notice

Read the original notice

Earlier version

None: this is the first record

Later versions

None

{
  "site": "Lake Sheelin - Pimlico Park",
  "site_key": "lake sheelin pimlico park",
  "county": "Leon",
  "group": "TLHROC",
  "visits": [
    {
      "time": "2026-08-19T09:50:00-04:00",
      "globalid": "85e7c1d7-4fc8-4bec-8c0f-21e7b2ec17e7",
      "bloom_observed": "Yes",
      "toxin_present": "No",
      "microcystin": "not detected",
      "other_toxins": "Anatoxin-a: not detected; Cylindrospermopsin: not detected; Nodularin-R: not detected; Saxitoxins: not detected",
      "taxa": "algal mat - Co-dominant taxa were: Leptolyngbya sp. and Botryococcus braunii; water - Dominant taxon: Raphidiopsis gangetica",
      "cyanobacteria_dominant": "Yes",
      "sample_depth": "SurfaceGrab",
      "group": "TLHROC",
      "edited": "2026-11-04T02:37:59.694000-05:00"
    },
    {
      "time": "2026-08-27T10:05:00-04:00",
      "globalid": "248da17c-b8de-40b5-9e40-5364a421bd3f",
      "bloom_observed": "Yes",
      "toxin_present": "No",
      "microcystin": "not detected",
      "other_toxins": "Anatoxin-a: not detected; Cylindrospermopsin: not detected; Nodularin-R: not detected; Saxitoxins: not detected",
      "taxa": "Co-dominant taxa were: Raphidiopsis gangetica and Botryococcus braunii",
      "cyanobacteria_dominant": "Yes",
      "sample_depth": "WaterColumnAtDepth",
      "group": "TLHROC",
      "edited": "2026-11-04T02:38:09.716000-05:00"
    },
    {
      "time": "2026-09-01T10:15:00-04:00",
      "globalid": "05235683-aa1a-4e8a-8ed5-b6e629521307",
      "bloom_observed": "Yes",
      "toxin_present": "No",
      "microcystin": "not detected",
      "other_toxins": "Anatoxin-a: not detected; Cylindrospermopsin: not detected; Nodularin-R: not detected; Saxitoxins: not detected",
      "taxa": "algal mat - Dominant taxon: Leptolyngbya; water - Co-dominant taxa were: Raphidiopsis gangetica and Botryococcus braunii",
      "cyanobacteria_dominant": "Yes",
      "sample_depth": "SurfaceGrab",
      "group": "TLHROC",
      "edited": "2026-11-04T02:38:12.069000-05:00"
    }
  ],
  "basis": "Florida DEP observed an algal bloom, or found an algal toxin, in a sample at this site. This is a sampling result, not a health advisory; the Florida Department of Health issues health alerts separately."
}