CycloWatch
Outbreak Monitor
10:08:25 AM ET
Aug 16, 2026
ACTIVE OUTBREAK
as of 2026-07-14

Active Multistate Cyclosporiasis Outbreak — 2026 Season

Source: CDC (HAN-00531 / NNDSS) · Last updated: Jul 15, 2026, 11:23 PM ET

Confirmed (CDC)
1,645
Under Review
5,100+
Hospitalized
141
Deaths
0
Reporting States
34
CDC HAN No. 00531

U.S. Cyclosporiasis Surveillance

An independent public-health surveillance resource by TeleDirectMD. Not affiliated with or endorsed by the CDC or FDA. Data aggregated from official public sources.

Read the Cyclosporiasis Outbreak Health Guide
Fresh
Updated 36m ago
YTD Cases (National)
21747
599%vs 2025 YTD (3,111)
Latest Week
31
1538 cases that week
States Reporting
41
With confirmed counts
Food Recalls
100
Cyclospora-related (openFDA)

Geographic Hotspots

YTD case intensity by state · click to drill in

Source: CDC (HAN-00531 / NNDSS) · Last updated: Aug 16, 2026, 9:31 AM ET

Low
High (9811)

Top Hotspots

YTD

Source: CDC (HAN-00531 / NNDSS) · Last updated: Aug 16, 2026, 9:31 AM ET

State-Reported (leads CDC)

LIVE SEASON

Direct from state health depts · faster + includes probable cases

Source: State & local health departments · Last updated: Jul 15, 2026, 11:07 PM ET

Michigan2026-07-13
3,309
confirmed + probable · 44 hosp.Michigan MDHHS
Ohio2026-07
400
confirmed + probableOhio Dept. of Health
New York2026-07
394
confirmed + probableNY State DOH
North Carolina2026-07
240
confirmed + probableNC DHHS
Texas2026-07
68
lab-confirmed · 15 hosp.Texas DSHS
Florida2026-07
60
confirmed + probableFlorida FLHealthCHARTS

FDA CORE Investigations

Sourced from the FDA CORE Network foodborne outbreak data · Cyclospora · active first

Source: FDA CORE Network (openFDA) · Last updated: Aug 16, 2026, 9:31 AM ET · Compiled from the agency's published data page.

FDA.gov
PostedRef #ProductCasesStatus
8/5/20261398Not Yet Identified11
Active
7/22/20261392Not Yet Identified172
Active
7/15/20261390Iceberg LettuceSee Advisory
Active
7/8/20261385Not Yet Identified25
Active
7/8/20261384Not Yet Identified18
Active
6/17/20261381Not Yet Identified2
Active
6/3/20261375Not Yet Identified8
Active
8/13/20251325Parsley69
Closed
7/16/20251313Not Identified48
Closed
8/7/20241245Shrimp Salad61
Closed
7/31/20241237Imported Parsley49
Closed
7/26/20231171Not Identified59
Closed
7/6/20231163Not Identified140
Closed
6/14/20231159Not Identified72
Closed
5/24/20231155Broccoli20
Closed
8/3/20221080Not Identified84
Closed
7/27/20221084Not Identified43
Closed
8/11/20211026Not Identified40
Closed
7/14/20211020Not Identified130
Closed

Weekly Case Counts

National · new cases per MMWR week

Source: CDC (HAN-00531 / NNDSS) · Last updated: Aug 16, 2026, 9:31 AM ET

123456789101112131415161718192021222324252627282930310600120018002400

Cumulative YTD Trend

National · running total across the year

Source: CDC (HAN-00531 / NNDSS) · Last updated: Aug 16, 2026, 9:31 AM ET

1234567891011121314151617181920212223242526272829303105500110001650022000

State-Level Monitor

Priority states highlighted · source-provenanced

Source: CDC (HAN-00531 / NNDSS) · Last updated: Aug 16, 2026, 9:31 AM ET

StateYTD CasesPeak WeekLatest WkSource
Michigan
PRIORITY
9811463W31CDC NNDSS
Ohio
PRIORITY
51421504W31CDC NNDSS
New York
90448W31CDC NNDSS
Kansas
748105W31CDC NNDSS
Illinois
5711W31CDC NNDSS
Oklahoma
481137W31CDC NNDSS
Kentucky
4797W31CDC NNDSS
Florida
PRIORITY
41697W31CDC NNDSS
California
31314W31CDC NNDSS
Colorado
25624W31CDC NNDSS
Nebraska
25671W31CDC NNDSS
Wisconsin
23818W31CDC NNDSS
Virginia
20157W31CDC NNDSS
Massachusetts
19911W31CDC NNDSS
Arkansas
18560W31CDC NNDSS
Georgia
18516W31CDC NNDSS
Tennessee
18238W31CDC NNDSS
New Jersey
1813W31CDC NNDSS
Maryland
16739W31CDC NNDSS
Louisiana
1338W31CDC NNDSS
West Virginia
1134W31CDC NNDSS
Connecticut
867W31CDC NNDSS
North Carolina
801W31CDC NNDSS
Alabama
7918W31CDC NNDSS
South Carolina
7210W31CDC NNDSS
Utah
501W31CDC NNDSS
Oregon
372W31CDC NNDSS
Indiana
352W31CDC NNDSS
Maine
309W31CDC NNDSS
Arizona
242W31CDC NNDSS
Wyoming
180W31CDC NNDSS
Nevada
130W31CDC NNDSS
Rhode Island
134W31CDC NNDSS
Alaska
113W31CDC NNDSS
New Mexico
100W31CDC NNDSS
Texas
PRIORITY
92W31CDC NNDSS
New Hampshire
50W31CDC NNDSS
North Dakota
51W31CDC NNDSS
Vermont
40W31CDC NNDSS
Montana
22W31CDC NNDSS
Iowa
10W31CDC NNDSS
Minnesota
PRIORITY
00W31CDC NNDSS

For informational and public-health surveillance purposes only. This tool is not medical advice and does not create a physician–patient relationship. Case figures are aggregated from public data published by the CDC, FDA, CDC NNDSS, and individual state and local health departments; these agencies' official publications are the authoritative sources and may differ from figures shown here. If you are experiencing symptoms such as prolonged or watery diarrhea, contact a licensed healthcare provider. In an emergency, call 911. © 2026 TeleDirectMD. All rights reserved.

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