JIC #104: Zero positive out of 229 tested


Out of 229 samples tested on Friday, May 1 with conclusive results, 0 tested positive for COVID-19. To date, we have 146 confirmed cases with 5 deaths and 131 recoveries.

COVID-19 test results are reported from multiple labs at varying times of the day. The cumulative total from all labs will be reported on a nightly basis. The following breakdown provides cumulative COVID-19 test results for Friday, May 1, 2020:


Laboratory  Reported on Friday, May 1, 2020 Total Negative Cases 

(March 12 – May 1, 2020)

Total Confirmed Cases (March 12 – May 1, 2020)
DPHSS Guam Public Health Laboratory (GHPL) 0 1,723 122
Naval Health Research Center (NHRC)1/U.S. Naval Hospital (USNH) Guam2 0 653 14
Diagnostic Laboratory Services (DLS)2 0 370 6
Guam Memorial Hospital Authority (GMHA) Laboratory3 0 91 0
Guam National Guard (GUNG) Laboratory4 0 17 0
Guam Regional Medical City (GRMC) Laboratory5 0 5 0
Probable cases 0 N/A 4

AS OF 10:15 PM, FRIDAY, MAY 1, 2020


1Beginning March 26, 2020

2Beginning March 31, 2020

3Beginning April 15, 2020

4Beginning April 23, 2020

5Beginning April 30, 2020


The Department of Public Health and Social Services (DPHSS) tested 229 individuals for COVID-19 on Friday, May 1, 2020 with conclusive results. Zero tested positive through DPHSS and 229 tested negative for SARS-CoV-2. The results include samples from clinics, hospitals, quarantine, and samples from the COVID-19 expanded testing in Mangilao and Agat Senior Center.

Everyone who has been swabbed for the COVID-19 test can expect to be notified of test results from either their provider if samples were taken in a clinic or hospital or by DPHSS health care staff if samples were taken during the DPHSS community expanded testing.

The DPHSS overall count also includes probable cases of COVID-19 and confirmed positive cases tested by the Naval Health Research Center (NHRC) in San Diego, the U.S. Naval Hospital (USNH) Guam, the Guam Memorial Hospital Authority (GMHA), Guam Regional Medical City (GRMC), the Guam National Guard (GUNG), and Diagnostic Laboratory Services (DLS).

To date, 146 cases have been confirmed through COVID-19 testing provided, with 5 deaths and 131 released from isolation. When a patient is released from isolation, he or she is no longer considered infectious. According to the U.S. Centers for Disease Control and Prevention (CDC) research and published guidelines, a patient is released from isolation after at least 72 hours have passed without a fever or additional respiratory issues and at least seven days have passed since symptoms first appeared. All remaining cases are in isolation.

For inquiries on COVID-19, contact 311 through a local number, or call the Joint Information Center at (671) 478-0208/09/10.