Mike Hoerger, PhD MSCR MBA Profile picture
Jul 29, 2025 12 tweets 8 min read Read on X
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵1/12

PMC estimates 400,000 new daily infections. 1 in 118 people actively infectious.

Weekly stats:
🔹2.8 million infections (>40x reported cases)
🔹>140,000 resulting #LongCOVID cases
🔹>1,000 resulting excess deaths Heat map Very High: Louisiana, Guam High: Hawai'i, Florida
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵2/12

Please excuse any typos and delays. Any time Mimal's boot turns deep red, we're doing local outreach in addition to dashboard work, etc.

If you don't know Mimal yet, you won't be able to unsee them.
es.wikipedia.org/wiki/MIMALDeep red boot = Louisiana
Minnesota (M), Iowa (I), Missouri (M), Arkansas (A), Louisiana (L) = Mimal  Louisiana is the boot.   Sometimes depicted with Kentucky fried chicken on a Tennessee pan.
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵3/12

It's HOT COVID SUMMER in the Deep South. No geographic/political prejudices, see next.

Covid is burning through Guam, Louisiana, Florida, and Texas (underestimate due to sites down). Louisiana: 1 in 32, Very High (CDC)
Texas: 1 in 98, Moderate (underestimate, CDC)
Guam: 1 in 25, Very High (CDC)
Florida: 1 in 59, High (CDC)
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵4/12

It's also HOT COVID SUMMER out West. No geographic/political prejudices, see previous.

California and Hawai'i have unrelenting transmission. Hawai'i: 1 in 43, High (CDC)
California: 1 in 82, Moderate (CDC), with High/Very High in many areas
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵5/12

New York State is mostly in the dark on COVID transmission. The CDC has most sites offline. The NYS dashboard includes the most recent estimates. It was getting bad in NYC before lights out.

NY Links: pmc19.com/data/index.php…New York: 1 in 203, but many sites offline. CDC says "Low" but too little data to say
NY State has many sites offline but has most recent data mapped geospatially and shows "high" transmission in the NYC area
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵6/12

Texas has fallen from High to Moderate, but it appears to be an artifact with many sites going offline this week.

High transmission sites going offline adds noise to the forecast. Uncertain times. Texas: 1 in 98, but many sites fell offline
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵7/12

Today you experienced a typical day in the last 5.5 years of the pandemic, with transmission higher than 47% of days, and lower than 53%.

Typical means that in a room of 35 people, there's a 1 in 4 chance of exposure. Current Levels for Jul 28, 2025	 % of the Population Infectious	 0.8% (1 in 118)	 New Daily Infections	 406000	 New Weekly Infections	 2842000	 Resulting Weekly Long COVID Cases	 142,000 to 568,000	 Resulting Weekly Excess Deaths	 1,000 to 1,700	 	 Monthly Forecast	 Average % of the Population Infectious	 1.4% (1 in 72)	 Average New Daily Infections	 659733.3333	 New Infections During the Next Month	 19792000	 Resulting Monthly Long COVID Cases	 990,000 to 3,958,000	 Resulting Monthly Excess Deaths	 7,100 to 11,800	 	 Running Totals	 Infections Nationwide in 2025	 89130000	 Average Number o...
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵8/12

The year-over-year graph shows that current transmission (red line) is similar to that of 2 years ago (yellow line) and 4 years ago (blue line).

The forecast formally models year-over-year trends and recent transmission. We are estimated to soon reach 500,000 daily infections, but with low real-time data quality, regional variation, and much uncertainty.Forecast for increasing transmission with considerably uncertainty
year over year graph, Covid rising, like past summers
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵9/12

Spain offers an illustrative example of uncertainty ahead. Wastewater data are limited to sites (albeit many) in the Barcelona area and reported monthly. XFG took off with limited warning.

The U.S. sites have much better representation and report more frequently so can spot a surge with greater warning.

Note: The variant-naming system (XFG) is not community-centered. It's jargon. Even the nickname, "stratus," is unhelpful jargon. For communities dealing with this jargon, we recommend the following memory tip:

XFG = X-FG, X-FoG, or eXtra brain FoG.

Each reinfection increases the cumulative chances of brain fog and other neurologic, vascular, and multisystemic damage.
x.com/michael_hoerge…
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵10/12

It's a good time to stock up on masks and tests. WellBefore is my go-to brand for disposable kids' masks. I've made 2 major purchase orders the past month to donate to local kids.

I receive no preferential discounts, kickbacks, or other financial benefit from any company, including in the COVID space. I talk to many company leaders regularly and worked out the 10% discount.

Let me know if the discount code works or if you need any help with sizing.WellBefore, discount code: HOERGER10 10% off masks and tests
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵11/12

Serious people continue to take COVID very seriously. We distributed 1,000 tests in 90 minutes today.

Serious folks mask, vax, test, and clean the air. Top health systems require universal masking. We distributed >1,000 tests in 90 minutes.   Musicians, restaurant workers, bar tenders, churchgoers, patients, & families were well represented.  These are more than test kits! We include web addresses for CDC state-level data & the PMC dashboard.  #CommunityCare
Over 75% of PMC Covid Dashboard viewers note using 4 layers of mitigation (masks, vax, tests, air quality) in the past 6 months. 95% use at least 3 out of 4 layers.
JAMA-NO Today: Masking is a new indicator of healthcare quality.  >80% of top #cancer centers have strict masking policies during #Covid waves.  #KeepMasksInHealthcare #YallMasking #SaltingTheVibes
PMC COVID Dashboard, July 28, 2025 (U.S.)
🧵12/12

If you found this thread helpful, please RT the first Tweet, like each post to boost, use/improve the images here and on the dashboard, and share across platforms.
pmc19.com/data

x.com/michael_hoerge…

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More from @michael_hoerger

Apr 14
PMC COVlD Update, Apr 13, 2026

Levels are flat during a relative "lull" in transmission.
▪️1 in 187 estimated actively infectious
▪️260,000 estimated new daily infections
▪️High: OK, MS, WV
▪️Moderate: VT
▪️All other states low/very low in relative transmission

🧵THREAD 1/6 Heat map from CDC data and PMC prevalence estimates harmonizing CDC and Biobot wastewater data with IHME true case estimates to derive ongoing transmission projections
COVID-19 persists in 2026.

We are in a relative "lull" following a 12th wave, but at a baseline of 200-300K estimated new daily infections.

Transmission was lower in the era many refer to as #DuringCOVID, when multi-layered mitigation was used instead of denial.

🧵THREAD 2/6 Annotated graph of the 12 waves (U.S.)
Transmission during a "lull" is high in an absolute sense. Many people are getting infected.

Simultaneously, its low in a relative sense, or compared to so-called "typical" transmission. In most places, it's a safer time for medical/dental care.

🧵THREAD 3/6 Barometer showing lower relative transmission than usual
Read 6 tweets
Apr 6
PMC COVlD Update, April 6, 2026

Transmission is stable in a relative "lull" nationally between waves.

We estimate that approximately 313,000 people are still getting infected per day, with outbreaks radiating from TN and MS.

🧵1 of 10 (don't miss #10)! Heat map with PMC estimates
With limited data reported, Mississippi has an estimated 1 in 27 residents actively infectious.

In a room of 25 people, that's a 61% chance of exposure, if no testing/isolation protocols.

🧵2 of 10 Alabama	Low Alaska	Very Low Arizona	Very Low* Arkansas	Low California	Very Low Colorado	Very Low Connecticut	Low Delaware	Low District of Columbia	Very Low Florida	Very Low Georgia	Low Guam	Low Hawaii	Very Low Idaho	Very Low Illinois	Very Low Indiana	Very Low Iowa	Very Low Kansas	Low Kentucky	Moderate Louisiana	Moderate Maine	Very Low Maryland	Low Massachusetts	Very Low Michigan	Low Minnesota	Very Low Mississippi	Very High*
1 in 24 people in Tennessee are estimated to be actively infectious with SARS-CoV-2. That's a 65% chance of exposure in a room of 25 people where nobody is testing/isolating.

🧵3 of 10 Missouri	Moderate* Montana	Very Low Nebraska	Very Low Nevada	Very Low New Hampshire	Very Low New Jersey	Low New Mexico	Very Low New York	Very Low North Carolina	Low North Dakota	Very Low* Ohio	Very Low Oklahoma	Low* Oregon	Very Low Pennsylvania	Low Rhode Island	Very Low South Carolina	Very Low South Dakota	Low Tennessee	Very High Texas	Low Utah	Very Low Vermont	Moderate Virginia	Moderate Washington	Very Low West Virginia	Low Wisconsin	Very Low Wyoming	Very Low
Read 10 tweets
Apr 3
This is an unethically misleading study with findings easily explained by residual confounding. Some health systems and patients have thorough record keeping. Others don't. All sorts of variables will correlate (infections, cancers, anything else tracked in medical records).
This is a really obvious issue for an international epi study. It should not have been published.
The above study is using the same processes the anti-vaxxers use -- junk epi that does not account for confounding -- to support whatever pre-conceived notions the authors have, with absurdly large effects.

Read 4 tweets
Mar 23
PMC #COVID Update, March 23, 2026 (U.S.)

Transmission levels have plummeted nationally as we shift from the 12th wave toward a relative "lull."

Over half the states have "Very Low" relative transmission, per the CDC.

🧵THREAD 1 of 8 Heat map using CDC levels and PMC estimate of prevalence (1 in 147 actively infectious nationwide).
Transmission varies considerably by state.

Highest
🔥Mississippi: 1 in 31 estimated actively infectious
🔥Michigan: 1 in 41
*Both states w/limited data though

Rates are quite low in relative terms in California, AZ, FL, HI, ID, MA, NV, NY, OR, RI, UT, WI

🧵THREAD 2 of 8 Alabama	Very Low Alaska	Very Low Arizona	Very Low Arkansas	Low* California	Very Low Colorado	Very Low Connecticut	Low Delaware	Moderate District of Columbia	Low Florida	Very Low Georgia	Very Low Guam	Very Low Hawaii	Very Low Idaho	Very Low Illinois	Very Low Indiana	Low Iowa	Moderate Kansas	Low Kentucky	Moderate Louisiana	Low Maine	Very Low Maryland	Moderate Massachusetts	Very Low Michigan	High* Minnesota	Moderate Mississippi	High* Missouri	Low Montana	Very Low Nebraska	Low Nevada	Very Low New Hampshire	Low* New Jersey	Low New Mexico	Very Low New York	Very Low North Carolina	Low North Dakota...
The 6th anniversary of the WHO's pandemic declaration was March 11.

Bots, minimizers, & individuals' psychological defense mechanisms will downplay that.

Yet, the U.S. just had a 12th wave. We estimate >5 cumulative infections/person & ongoing health harms.

🧵THREAD 3 of 8 Graph of the 12 waves of the pandemic (U.S.)
Read 8 tweets
Mar 14
As of today, the COVID-19 pandemic is now longer than WWII.
If you have been living in denial the past 6 years, know that the U.S. is winding down from a 12th wave of infections presently.
Denial is but one of several obvious defense mechanisms people use to try to block their awareness of the ongoing toll of COVID-19. There are many others.

Short-term capital also plays a role, but even that requires a large dose of defense mechanisms.

Read 7 tweets
Jan 25
During this 12th COVlD wave, the CDC reports 1-in-3 states have "High" or "Very High" levels.

PMC estimates the proportion of residents actively infectious (prevalence):
◾️USA: 1 in 67
◾️IA: 1 in 27
◾️MI: 1 in 25
◾️IN & CT: 1 in 23
◾️ME: 1 in 21
◾️OK & SD: 1 in 17

🧵1/ Heat map using CDC data. National PMC prevalence estimate noted; estimated incidence of 732,000 new daily infections.
On average, Americans have have 5.0 cumulative SARS-CoV-2 infections.

This week's infections are expected to result in 1/4 to 1 million new #LongCOVID conditions and ≈2,000 excess deaths.
🧵2/ Column 1: Table of state-level prevalence estimates. Highest estimates noted in the thread text.  Column 2:  Proportion Actively Infectious										1 in 67 (1.5%) New Daily Infections										 732,000  Infections the Past Week										 5,220,000  Infections in 2026										 24,000,000  Cumulative Infections per Person										 5.04  										 Long COVID										 Long COVID Cases Resulting								37,000 to 146,000		   from New Daily Infections										 Long COVID Cases Resulting								261,000 to 1,040,000		   from New Weekly Infections										 										 Excess Deaths										 Ex...
The wave peak is now estimated >10% higher than last week at 1.2 million new daily infections, nearly double the Delta wave.

We expect sustained high transmission (≈600,000 to 750,000 new daily infections) the next few weeks as COVlD circulates through schools/families.
🧵3/ Fig 1: Graph of 12 waves  Fig 2: "Barometer" showing above average transmission  Fig 3: Year-over-year graph, which informs the analytic forecast  Fig 4: Forecast described in post
Read 4 tweets

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