Celebrating 100 Years of Cameron County Public Health
Welcome to a truly momentous milestone: the 100th anniversary of Cameron County Public Health! Established on August 10, 1925, as the Cameron County Health Unit, what began as a small community health effort has grown into a trusted, compassionate, and resilient department serving our residents every day.
Over the past century, we have faced natural disasters, public health emergencies, and even a global pandemic, always standing as a pillar of support for our community.
As we celebrate this remarkable legacy, we honor not only our history but our continued commitment to protecting and promoting the health and well-being of Cameron County. Thank you for being part of this journey, every effort and act of service has made a difference.
Here’s to 100 years of public health and to many more ahead!
Cameron County Public Health Timeline
Yellow Fever and Dengue (1867-1903)
Details: A local yellow fever occurred in Brownsville, TX and significant local epidemics appeared in South Texas.
The Spanish Influenza Pandemic (1918-1920)
Details: The Spanish flu pandemic reached South Texas by late 1918, leading to widespread illness, deaths, and a strain on limited medical resources.
Public Health Response:
Formation of a Health Department: Early efforts to formalize public health services began, leading to the creation of the Cameron County Health Unit in 1925, run by Dr. Joe Tyson, county health officer, and Miss Josephine C. Eastin and Miss Marie Brown, both county nurses.
Quarantines & School Closures: Schools, churches, and large gatherings were shut down to prevent the spread.
Mandatory Face Coverings: Authorities encouraged people to wear gauze masks, though compliance was inconsistent.
Home Treatment Recommendations: With no hospitals available, county health officials issued guidelines for home care.
Creation of Health Department (1925)
August 10 — Founding of the Cameron County Health Unit.
Details: On this date, the official launch of the county’s public health unit was announced in San Benito, marking the formal beginning of organized public health services in Cameron County.
Led by Dr. Joe Tyson and supported by the State of Texas, local municipalities, and the Rockefeller Foundation, the unit brought together a multidisciplinary team focused on preventive medicine, sanitary engineering, and community nursing.
This historic milestone laid the groundwork for the modern public health infrastructure in the Rio Grande Valley.
Malaria Borderline Epidemics (1920s)
Details: Malaria was a common and deadly disease in Cameron County due to its hot, humid climate.
Public Health Response:
Mosquito Control Initiatives: Drainage projects eliminated standing water to reduce mosquito breeding grounds.
Cameron County Health Unit:Educated residents on the importance of using window screens, insecticides, and protective clothing. The Cameron County Health Unit, together with other county health officials, also participated in exhibits providing health examinations for school-age children.
Introduction of Quinine & DDT: These treatments helped reduce malaria cases.
Eradication Efforts: By the 1950s, malaria was no longer a major health threat.
Tuberculosis (TB) Epidemic (1930s)
Details: TB was a major cause of death, particularly among migrant workers and impoverished communities.
Public Health Response:
Establishment of TB Sanatoriums: Special hospitals were set up to isolate and treat TB patients.
Mandatory Screening Programs: Free chest X-ray screenings were introduced in the 1940s.
Introduction of Antibiotics: The development of antibiotics in the 1950s helped reduce TB rates.
The 1933 Hurricane
Date: September 1933
Details: A Category 3 hurricane caused severe damage in Brownsville, Harlingen, and surrounding areas.
Public Health Response:
Emergency Shelters Opened: Schools and public buildings housed displaced residents. People of Padre Island were warned to evacuate, as hurricane made landfall in the area.
Water Sanitation Efforts: Boil-water advisories were issued and waterborne diseases were closely monitored.
Disaster Response Planning: Emphasized the need for better emergency preparedness and flood control. This disaster greatly impacted the area with casualties that resulted in 30,000 people losing their homes, 1,500 injured, and 22 deaths. The citrus crop in the area, valued at $12 million, was virtually lost.
The Polio Epidemics (1940s)
Details: Polio outbreaks were common before the vaccine, leading to paralysis and death, especially among children.
Public Health Response:
Health Warnings: The City and County healthcare system began by rimarliy offering immunizations, child wellness services, prenatal care and urged residents to avoid public pools and large gatherings.
Rehabilitation Efforts: Local hospitals provided physical therapy for polio survivors.
Mass Vaccination Campaigns: After the Salk vaccine became available in 1955, vaccination clinics were set up for children.
Eradication of Polio: By the 1960s, polio cases significantly decreased.
Over time, the Health Unit evolved and broadened its scope, introducing critical public health measures such as disease control initiatives and comprehensive maternal-child health programs.
The 1954 Brownsville-Measles Epidemic
Date: 1954
Details: A severe measles outbreak affected thousands of children, causing complications like pneumonia and encephalitis.
Public Health Response:
Public Awareness Campaigns: Urged parents to keep sick children at home and practice proper hygiene.
School Health Checks: Nurses checked students for symptoms of measles.
Vaccine Rollout: After the measles vaccine was introduced in 1963, mass immunization campaigns were held.
Summer of Sickness: The St. Louis Encephalitis (1957)
Details: An epidemic in Cameron County affected 114 individuals, alarming the community. This disease, caused by an arbovirus, led to severe brain damage.
Public Health Response: During the 1950s, swimming pools and public venues were already closed due to the polio epidemic. However, this disease was transmitted via vectors, as Culex mosquitoes thrived following the summer rains.
Ther Aftermath of Hurricane Beulah (1967)
Date: September 1967
Details: Hurricane Beulah devastated the region with massive flooding and tornadoes.
Public Health Response:
Emergency Medical Teams Mobilized: Health workers provided medical assistance, vaccinations, and disease surveillance.
Food & Water Safety Measures: Clean water and non-perishable food were distributed.
Mosquito Control: Spraying campaigns helped prevent outbreaks of malaria and dengue.
Long-Term Mental Health Support: Mental health services were expanded to address the trauma caused by the storm.
Lead exposure, Asbestos and Pesticide risk (1970s)
Details: Border regions like Cameron County, with agricultural and industrial activity, were particularly impacted by these environmental health concerns.
Public Health Response: Growing awareness of lead exposure, asbestos, and pesticide risk led to new regulations and public education efforts.
Due to notable changes shaped by both local needs and broader state and national initiatives, the Texas WIC program was established in 1974 and gradually expanded its reach, with numerous
The HIV/AIDS Epidemic (1980s-1990s)
Details: The HIV/AIDS epidemic reached the Rio Grande Valley, causing widespread concern.
Public Health Response:
Educational Campaigns: Raised awareness about HIV transmission and prevention.
Anonymous Testing: Local clinics provided anonymous testing for HIV.
Support for Affected Individuals: The county helped affected individuals with counseling and healthcare services.
Operation Border Health was established in 1999 in Cameron County, Texas. It began as a collaborative training initiative between the U.S. Navy and Marine Corps Reserves and Dr. Brian Smith of the Texas Department of State Health Services (DSHS), aimed at addressing limited healthcare access along the South Texas border.
The 2001 Anthrax Scare
Date: Fall 2001
Details: Following the 9/11 terrorist attacks, concerns about anthrax contamination prompted heightened public health responses.
Public Health Response:
Bioterrorism Preparedness: Training and drills were conducted to prepare for potential biological threats.
Public Safety Campaigns: Educated the community on how to handle potential exposure to anthrax.
Aside from the 2001 Anthrax scare, new specialized programs have been introduced such as lactation consulting, case management for children with special health care needs, and community outreach initiatives.
The 2003 Creation of the Bioterrorism Preparedness Program
Details: In response to the 9/11 attacks and anthrax scare, Cameron County formalized a bioterrorism preparedness program.
Public Health Response:
Established Procedures: Procedures for responding to biological threats, including mass vaccination clinics for anthrax, smallpox, and plague.
The 2009 H1N1 Influenza Pandemic (Swine Flu)
Details: The H1N1 flu pandemic spread globally, affecting multiple countries including the U.S.
By May 15, 2009, Cameron County had confirmed 61 cases of H1N1, with an infection rate of 18.2 per 100,000 residents—one of the highest in Texas at the time, second only to Tarrant County, which reported 94 cases
Public Health Response:
Community Outreach: Distributed vaccines and worked with local healthcare providers.
Tracking & Education: Focused on education, especially in schools, and tracked the spread of the virus.
The 2014-2015 Ebola Virus Scare
Details: After the Ebola outbreak in West Africa, there were concerns about potential cases in the U.S.
Public Health Response:
Preparedness Coordination: Worked with state and federal agencies to prepare for possible cases.
Public Education: Informed the public about the transmission and prevention of Ebola.
Zika Virus Outbreak (2016)
Details: The Zika virus, linked to birth defects, raised concerns due to its spread in areas like South America.
In 2016, Cameron County reported 26 cases, followed by 14 additional cases in 2017. Pregnancy-related cases confirmed with 15 pregnant women testing positive for Zika. Several infections were confirmed to have been locally transmitted by mosquitoes.
Public Health Response:
Mosquito Control Programs: Focused on controlling mosquito populations and educating the public on prevention, this included spraying and habitat reduction, especially in high-risk neighborhoods.
Zika Testing: Partnered with local clinics to offer Zika testing for those who had traveled to affected regions.
Blue Tie Day (2017)
Details: Since 2017, Cameron County has celebrated “Blue Tie Day” to raise awareness about the importance of men’s health.
Public Health Response: The event is held annually and includes health screenings, educational booths, entertainment, and community engagement activities with local partners. After a pause during the pandemic, the initiative officially resumed and was recognized as a state-observed event on June 13, 2022.
Operation Bingley Animal Rescue (2018)
Details: Operation Bingley was launched to rescue animals from neglectful and unsafe conditions, primarily related to a hoarding situation. A total of 270 dogs and one cat were rescued from unsanitary environments.
Public Health Response:
Health Screenings & Vaccinations: Provided medical care, health screenings, vaccinations and baths for rescued animals. In collaboration with local law enforcement, Palm Valley Animal Center and the Texas A&M Veterinary Team.
Public Education: Conducted outreach to educate the community on responsible pet ownership and preventing animal cruelty.
Flattening the Curve: COVID-19 Pandemic Response (2020)
Details: The global pandemic affected millions, including in Cameron County, with widespread illness and loss of life.
Public Health Response:
Testing & Contact Tracing: Quickly mobilized resources for testing, contact tracing, and providing guidance.
Vaccination Clinics: Organized and coordinated vaccination efforts, including mask distribution and PPE.
Enhanced digital presence and public engagement through events, health fairs, and educational campaigns. The department also played a critical role in pandemic response and vaccination efforts.
Introduction of Department Mascot (2021)
Details: Cameron the Public Health Knight officially became the department’s commissioner’s court–approved mascot on November 22, 2021.
Public Health Response
Community Outreach: Cameron the Knight represents health, safety, and community engagement, and has since appeared at various outreach events to promote wellness and public health awareness.
Monkeypox: Mpox Awareness and Prevention (2022)
Details: Viral disease that spreads via close physical contact, including skin-to-skin, mouth-to-mouth, or exposure to contaminated objects like bedding or clothing.
Public Health Response:
Surveillance and Response Plan: Efforts have been active since 2022, when Texas began tracking Mpox cases statewide. Cameron County Public Health developed a Monkeypox School Reporting Response Plan to guide local schools in case of exposure.
Community Outreach: To curb the spread of mpox, Cameron County Public Health implemented targeted outreach by placing prevention posters in high-traffic public areas such as hotels, motels, bars, and gyms.
Additionally, the department actively promoted the JYNNEOS vaccine at county clinics, encouraging at-risk individuals to get vaccinated.
A Century of Service: 100 Years of Public Health (2025)
Marking a century of dedication to the health and well-being of Cameron County residents, our department continues to provide vital programs across multiple areas.
From disease prevention and immunizations to animal control, community services, emergency preparedness, and health education, we remain committed to protecting, supporting, and improving the lives of those we serve.
Our ongoing initiatives reflect the resilience, innovation, and compassion that have defined Cameron County Public Health for the past 100 years—and will guide us into the future.
