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> COVID19 Local Data

2019 Novel Coronavirus (COVID-19)
Local Data

THE HEALTH AND WELL-BEING of our community is our top priority. Tompkins County Health Department (TCHD) is working closely with community partners to prevent and respond to the evolving novel Coronavirus (COVID-19) outbreak.

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Data History & Trends

Trend graphs over time are shown below. Mouse over or tap lines to show data points.

Click here to open this graph in a new tab. Daily updates may lag. 

Click here to open this graph in a new tab. Daily updates may lag. See the data spreadsheet for up-to-date numbers.  

Click here to open this graph in a new tab. Daily updates may lag.

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Source of COVID-19 Exposure 

The following graphs show the source of exposure for Tompkins County residents who contracted COVID-19, as determined through contract tracing. The source of the virus is from a known positive case is marked "YES," and exposures that cannot be traced directly to a known positive case is marked "NO". These unknown (No) source suggests community spread. Many cases from one or more known sources may suggest a cluster. Data reporting reflects the date the testing results were received. These data are updated weekly. Data point dates are the end of the reporting week (Tuesdays).

Click here to open this graph in a new tab. Updates weekly.

Click here to open this graph in a new tab. Updates weekly.

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Breakdown of Unique Positive Cases total in Tompkins County

Updated demographic information was provided to the Tompkins County Legislature monthly, as part of the County COVID Response Timeline. Click the images below to open a larger image in a new tab. For the complete set, exerpted from the 12/15/20 Timeline, click here

Note about why the total cases number reported in these graphs does not match the total case number reported daily

The Health Department is now pulling its data from New York State database systems. Data used here to report case demographics has been taken from NYS's CommCare system. Historic CommCare data is only available for July 1, 2020 to the present. This represents 88% of Tompkins County cases. Data posted daily is taken from the Electronic Clinical Laboratory Report System (ECLRS).
COVID-19 Unique Positive Cases, Tompkins County, through 12/15/20. N=1,406.
  •   Age Distribution
    Image of a bar graph: Age N=1,406, as of 12-15-20
  •   Race Distribution
    Image of a bar graph Race N=1,406, as of 12-15-20
  •   Ethnicity Distribution
    Image of a bar graph Ethnicity N=1,406, as of 12-15-20


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Daily Data for Covid-19 Explained
Where the data comes from and how the numbers are calculated

Information about updated data reporting is posted at the top of this page.

Image of the daily numbers table explainer
Click the image to open a larger image
Click here to open and download a PDF of this graphic
Or review the explanations in the outline below.

TCHD: Tompkins County Health Department  |  CHS: Cayuga Health System
ECLRS: Electronic Clinical Laboratory Report System (NYSDOH)

(Updated: December 14, 2020)

Total Tests for COVID-19

Total tests for Tompkins County residents. All higher education testing data to date is included in the Health Department’s daily update.

Daily Tests

Daily tests are positive and negative test results from ECLRS, the Electronic Clinical Laboratory Report System at the NYSDOH. The number reported here is for the previous day.

New Positive Cases

TCHD reports new unique positive cases daily based on a secure State system. TCHD nurses follow-up with any individual who has a positive test result and conducts a contact investigation

Total Unique Positive Cases

This is a cumulative number of unique positive cases since 3/14/2020. It includes active cases and those who have been released from isolation.

Released from Isolation

TCHD nurses report this number based on individuals who tested positive, have resolved symptoms, and are released from isolation.

Active Cases

Calculated as the total number of positive cases minus the totals of both released cases and deaths.

Active COVID-19 Hospitalizations

CHS reports all COVID-related hospitalizations daily to TCHD. TCHD then reports active COVID-19 patients — those being monitored during the isolation period. Patients who are released from isolation, but are still recovering in the hospital are not included in this number. CHD reports all COVID-related hospitalizations on their website

Total TC Resident Deaths & Total Non-Resident Deaths

The Medical Examiner reports this information to TCHD.

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