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CyFi Profile picture
CyFi
@CyFi10
Pandemic updates || insight | breaking news || macroeconomics | geopolitics | markets | disasters | conflicts | science | climate | technology | OSINT
Jul 31 • 7 tweets • 3 min read
NEW: US CDC reports the highest 1 week COVID surge in positivity since Jan 2022 in Region 6, and 10; since Dec 2023 in Region 2 (tied), since Aug in Region 3, and July 2024 for the US as of July 26.
Positivity is highest since Sep in Region 4, 6, and 9; Region 10 is highest since Oct 5.C19 POSITIVITY YOY - US NATIONAL
C19 POSITIVITY BY WEEK AND TEST COUNTS
C19 POSITIVITY BY HHS REGION, AND US NATIONAL WITH TEST COUNTS AND RECORD POSITIVITY + SURGE FLAGS. LOWEST YOY ALSO NOTED.
US HHS REGION MAP Heat map for Region 6 which had an extraordinary increase this week. Notably, the YoY positivity is lower than previous pandemic years.
Jul 18 • 6 tweets • 3 min read
CALIFORNIA: All regions sans SOCAL are showing HIGH levels of SARS-CoV-2 in wastewater samples as of today's report.
Trends for all sites at high, and medium are shown here.Image
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Image Southern CA, and last week's report.
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Jul 17 • 7 tweets • 3 min read
BREAKING: 🚨NY/NJ has highest 1-wk COVID positivity spike since wk ending Jan 1, 2022!
All regions increased. US & 8 regions saw 2025 record-high 1-wk spikes.
5 regions hit 2025 positivity highs.
Region 9 has largest wkly spike since Jun 2024.Image
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Image Dates inside the bars on the bar chart denote the last time there was an equal or higher spike / positivity rate as written.
Jul 7 • 6 tweets • 3 min read
NEW: Walgreens reports the highest C19 positivity rate since Sep 22, and the largest weekly increase in ~1 year.TESTING HIT A NEW RECORD LOW THIS WEEK
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TESTING HIT A NEW RECORD LOW THIS WEEK. Last week
Jun 16 • 8 tweets • 3 min read
NEW: Walgreens reports the highest US SARS-2 positivity since October 5 on June 14.Image
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Image Walgreens reports updated flu positivity. Image
May 12 • 6 tweets • 3 min read
NEW: Walgreens reports an increase in US SARS-2 positivity to 15.5%, with 11 states reporting increases.
Testing is the lowest since July 9, 2023.Walgreens positivity rates for Flu, and Covid
Walgreens C19 state positivity rates
Covid positivity Percentage increase over last week
Walgreens COVID weekly update 2/
 Walgreens update continuedImage
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May 9 • 4 tweets • 2 min read
BREAKING: Los Angeles county reports the highest SARS-2 positivity since Oct 12, and the highest positivity year over year in 3 years.LA RESP WATCH SUMMARY
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Apr 4 • 9 tweets • 4 min read
BREAKING: The CDC reports Florida, Maine, and Nevada have record high Flu Like Illness visits for this time of year.
US Flu Like Illness visits are the highest since 2020 for this time of year.ILI ACTIVITY BY STATE TEXAS IS ONLY PARTIALLY REPORTING SO THE TEXAS RECORD IS LIKELY TO BE REVISED DOWN NEXT WEEK. IF IT HOLDS, IT'S THE HIGHEST INCREASE FOR THIS TIME OF YEAR ALSO.
ILI ACTIVITY BY REGION
ILI ACTIVITY BY STATE
ILI ACTIVITY YOY - US The Texas record shown above is likely because only partial reporting in Texas this week. It's likely to be revised significantly when fully reported.
2/COVID WASTEWATER TRENDS. WEST UP SLIGHTLY THIS WEEK.
COVID EPI TRENDS.
COVID WASTEWATER LEVELS BY STATE
ARI MAP. HIGH BASELINE USED.
Mar 14 • 9 tweets • 5 min read
BREAKING: The CDC reports Flu Like Illness visits since October are still the worst in over 28 years, and likely in at least 50 years.Cumulative Flu Like Illness visits by year. Denominators inside bars. Total weeks adjusted in 53 year seasons. This season is the highest of all time by more points than last week. 2019-2020 hits 2nd place due to the Covid outbreak.
Flu Like Illness Visits by state for week ending Mar 8. Multiple states at seasonal records.
ILI regional map. One region in western NY is at the highest category.
NY state was revised to PURPLE, the highest category for the previous week after hiding the data last week. Burying the lede, the CDC reports 20 new pediatric deaths for a total of 134 this season.Image
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COVID WASTEWATER LEVELS BY STATE
Mar 10 • 6 tweets • 3 min read
BREAKING: Walgreens reports the highest SARS-2 positivity since Jan 11.
22 states have increases.Walgreens Covid Pos rates by state - Highest shown here.
Walgreens Covid Pos map
Covid pos rates and tests by day - rolling avg
Flu vs Covid in lower right 2/Image
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Feb 24 • 5 tweets • 3 min read
NEW: Walgreens reports the largest February SARS-CoV-2 positivity increase since 2020. 9.9% > 12%.Image
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 Covid is now more prevalent than Flu in this datasetImage
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Feb 14 • 8 tweets • 4 min read
BREAKING: Flu-like illness hits all-time record for 2nd week in a row!
Flu positivity up for 17th week in a row!
OH, MI, MA, NH at all-time records since 2010!
New England at 2nd highest since 1997!ILI RATES BY STATE
HIGH ILI WEEKS OF ALL TIME SINCE 1997
ARI MAP
ILI REGIONAL MAP Last week
Feb 7 • 6 tweets • 4 min read
UPDATE: US Flu Like Illness hit an ALL TIME RECORD over 28 yrs
Flu positivity up 16 consecutive weeks to 31.6%.
FL, MI, MA, NH at all time records over 15 yrs.ILI MAP
ILI ACTIVITY BY STATE
ARI MAP
US NATIONAL HIGHEST ILI OF ALL TIME WITH DATA TO 1997. 2/
 This season, 6 out of 9 Census regions have records in the top 15. Notably, none of them are at all time records.
New England has a 2nd place spot this week with peak 2009 flu epidemic still ahead.CENSUS REGION MAP
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Feb 3 • 5 tweets • 3 min read
ICYMI: The CDC on Friday reported extraordinary data with the most VERY HIGH states I have ever seen on the ARI map.
Influenza-Like-Illness is the highest since 2018, and the 2nd highest for the entire dataset going back to 1998 on a year over year basis.
South Carolina is in especially bad shape.Image
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Jan 24 • 12 tweets • 5 min read
NEW: The CDC reports COVID is rising in 9 states, echoing the Walgreens report on Monday.

The CDC reports FLU positivity of 25%, a new season high, and the 14th consecutive increase.Image
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 Covid positivity by HHS region here
Jan 13 • 7 tweets • 3 min read
BREAKING: ILI activity, which includes FLU, COVID, and other pathogens, HIT AN ALL TIME PANDEMIC HIGH for the week ending January 4.

The CDC reports an increase in flu positivity for the week ending January 4 to 18.6%.

This release was delayed from Friday, and just released today.Image
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 2025 was worse than every year going back to 1998 except for 2000. Image
Jan 13 • 6 tweets • 3 min read
BREAKING: Walgreens reports the highest amount of COVID testing since September on Jan 8.

As of Jan 12, US COVID positivity is 13.2%, the lowest since November 30.

Walgreens reports the largest 1 week drop in Positivity since October 31.
THREAD:
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 Source: walgreens.com/healthcare-sol…Image
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Dec 27, 2024 • 23 tweets • 10 min read
BREAKING: The CDC releases Influenza-Like-Illness map with several jurisdictions PURPLE, including Los Angeles county, Orange county, Portland, Oregon region, Nashville, TN region, Louisiana, and Birmingham, AL regionImage
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Oct 4, 2024 • 14 tweets • 5 min read
CDC UPDATE: ILI ACTIVITY REPORT LISTED BELOW.
🚨SIGNIFICANTLY WORSE THAN PRE-COVD.
TREND IS TRACKING WITH THE DELTA WAVE.

FLU POSITIVITY IS ONLY 0.543, SO THE EXCESS IS ALL COVID
🧵 Image Last week was revised upward, which happens nearly every week.
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Sep 27, 2024 • 4 tweets • 2 min read
BREAKING: The CDC releases updated virus positivity rates, and ILI activity data with a 6 day lag.

Covid positivity is down in all HHS regions except 10 (WA, AK, OR, ID) which saw a small increase.
SARS-CoV-2 positivity is shown ih the 4th image.
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Image ILI activity is 141% higher than 2008, a year with comparable Flu positivity to present.

Flu positivity is the lowest since 2020. Image
Sep 3, 2024 • 6 tweets • 3 min read
COVID UPDATE: The Walgreens Covid index is indicating a NEW Summer 2023-2024 testing RECORD HIGH of 14.3k tests on August 28, with testing at the highest rate since Summer 2022!

The positivity rate is ~11x higher than the pandemic all time record low of June 18, 2021.

The positivity rate is has declined for the 4th week in a row, and is the lowest since June 20th. 🧵Image
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Image Not shown: IDAHO 17.9% positivity rate
States in white not statistically significant OR no change.
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