# Second Arizona screwworm case prompts livestock, pet warning

> Arizona officials confirmed a second New World screwworm case, in a domestic horse near Hereford in Cochise County. A mandatory infested zone with a 12.4-mile radius was set up, and animals cannot leave it without a state veterinarian check.

- Date: 2026-11-03 · published 2026-11-03T09:15:00.673Z
- Category: disease · region US · magnitude low
- Page: https://feedsoft.ai/events/77462-second-arizona-screwworm-case-prompts-livestock-pet-warning
- Commodities: [Live Cattle](https://feedsoft.ai/c/LCATTLE.md)

## Why it matters

Movement controls in southeast Arizona can tighten local cattle and horse flows and raise the risk of wider restrictions on U.S. livestock. The effect on national cattle prices is likely limited while the outbreak stays localized.

## Read by commodity

- LCATTLE: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| LCATTLE | 2026-01-03 | [U.S. livestock: Cattle futures surge as second screwworm case announced \| The Western Producer](https://feedsoft.ai/events/21012-u-s-livestock-cattle-futures-surge-as-second-screwworm-case-announced-the.md) | +0.0% | +1.1% |
| LCATTLE | 2024-03-25 | [US finds first screwworm livestock case since 1976 \| Latest Market News](https://feedsoft.ai/events/31163-us-finds-first-screwworm-livestock-case-since-1976-latest-market-news.md) | -1.8% | -2.3% |
| LCATTLE | 2026-05-28 | [Flesh-eating screwworms head for American livestock • Stateline](https://feedsoft.ai/events/19201-flesh-eating-screwworms-head-for-american-livestock-stateline.md) | -1.7% | +1.0% |
| LCATTLE | 2023-12-21 | [USDA protects livestock producers against New World screwworm outbreaks \| The National Provisioner](https://feedsoft.ai/events/32619-usda-protects-livestock-producers-against-new-world-screwworm-outbreaks-the.md) | +0.7% | +2.3% |
| LCATTLE | 2026-04-27 | [New World Screwworm cases surge, yet reopening speculation persists \| The National Provisioner](https://feedsoft.ai/events/19655-new-world-screwworm-cases-surge-yet-reopening-speculation-persists-the-national.md) | +0.6% | +3.2% |

## Sources

- azfamily.com: https://www.azfamily.com/2026/11/03/second-arizona-screwworm-case-prompts-livestock-pet-warning/

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.