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New World Screwworm Confirmed In Arizona Dog, USDA Says
Permanent address · /az/maricopa-county/2026/10/28/new-world-screwworm-confirmed-in-arizona-dog-usda-says-514855
Status
Reported, not yet confirmed
Independent sources
2
First seen
Oct 28, 3:37 PM MST
updated Oct 29, 6:04 PM MST
Topic
Local News
Reported by KSAZ-TV and KPNX, not yet confirmed.
Sources · Copies Of One Story Count Once
New World screwworm confirmed in Arizona dog, USDA says · KSAZ-TVOct 28, 3:37 PM MST
New World screwworm in Arizona dog; major storms forecast | Nightly Roundup · KSAZ-TVOct 28, 6:42 PM MST
New World screwworm found in Arizona, Department of Agriculture says · KPNXOct 28, 10:55 PM MST
Arizona livestock owners on high alert after New World screwworm case confirmed · KSAZ-TVOct 29, 6:04 PM MST
How It Unfolded
Official Confirmation
No official source confirms this yet. It is reported, not confirmed.
This map needs WebGL, which this browser does not offer. What it shows is on this page as text.
Maricopa County and its neighbours, as they are right now. The event is placed on the county; it is not drawn as a point.
How We Decided
Oct 28, 4:39 PM MSTHeld: One source so far, and no official source confirms it yet.Oct 28, 5:19 PM MSTPublished: Two or more independent sources reported it.NextConfirmed when an official source agrees.