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Dog Disease Reports in Lewis and Clark County, MT

2 confirmed reports in Lewis and Clark County, none currently active. Each links to its source. See the live map for exact locations.

2
Reports on record
0
Currently active
0
Last 7 days
0
Last 30 days

What's been reported in Lewis and Clark County

2

Recent reports

Blue-green Algae
Historical · Jul 21, 2026
Helena, Lewis and Clark County
Hauser Reservoir (Clark's Bay / Causeway)
Source ↗
Blue-green Algae
Historical · Jun 25, 2026
East Helena, Lewis and Clark County
Lake Helena (Causeway Fishing Access)
Source ↗