“Rhodes University in Makhanda is working with public health authorities to investigate a cluster of gastrointestinal illnesses reported among its community, while similar cases reported elsewhere in the town raise concerns that the problem may extend beyond the campus. The investigation comes amid a separate, serious water-contamination outbreak in Bronkhorstspruit, Gauteng, highlighting the importance of safe drinking water, effective sanitation, timely medical care and coordinated public health responses.”
Gastrointestinal Illness in Makhanda Raises Public Health Questions as South Africa Confronts Water-Safety Risks
A developing investigation puts water quality, food hygiene and community health surveillance in the spotlight
MAKHANDA, SOUTH AFRICA — 21 October 2026. Rhodes University is working with local public health authorities to investigate a cluster of gastrointestinal illnesses affecting members of its community, with reports of similar cases elsewhere in Makhanda raising questions about the possible scale and source of the problem. The university has introduced precautionary measures, including urgent water-quality testing at residences, the provision of safe drinking water in dining halls and additional precautions during food preparation. Authorities are investigating the cause, and no specific source should be assumed until the findings are confirmed.
Illness reports prompt investigation
The university reported the cluster on Tuesday, 20 October, and announced the investigation in information published by SAnews on Wednesday, 21 October. Subsequent enquiries with local medical practitioners indicated that similar illnesses were being reported elsewhere in Makhanda, suggesting the situation might extend beyond university grounds.
Gastrointestinal illnesses can cause symptoms such as diarrhoea, vomiting, abdominal cramps and fever. They may result from infections transmitted through contaminated food, unsafe water, contact with infected people or contaminated surfaces. However, the precise cause of the current Makhanda cases remains under investigation.
The distinction is important because symptoms alone cannot establish whether an outbreak is caused by bacteria, viruses, parasites or a common environmental exposure. Public health teams need clinical information, laboratory testing and environmental assessments to determine which explanation best fits the evidence.
Rhodes University has said it is cooperating with health authorities and environmental health practitioners to establish the cause and scope of the illnesses. Meanwhile, affected students are receiving coordinated medical support, and reported cases are being monitored.
The investigation will help determine whether the cases share a common source and whether additional measures are needed to protect students, university employees and residents beyond the campus.
Water quality becomes a central concern
One of the immediate precautionary measures involves urgent water-quality testing at university residences. The institution is also providing safe drinking water in dining halls and strengthening precautions around food preparation.
These measures are appropriate while the investigation continues, but they do not establish that the university’s water supply is responsible for the illnesses. Investigators must assess the available evidence before identifying a cause.
Safe drinking water is fundamental to public health because contaminated supplies can expose large numbers of people simultaneously. Water may become unsafe through inadequate treatment, failures in disinfection, damaged infrastructure, contamination during distribution or problems with storage.
Food preparation can create additional risks when unsafe water is used to wash ingredients, clean utensils or prepare meals. Contaminated hands and surfaces can also spread infectious organisms between people.
The university has advised staff and students to drink boiled and cooled or bottled water, use safe water for food preparation and brushing their teeth, avoid ice and uncooked food washed with untreated water, and wash their hands regularly with soap and water.
These precautions are particularly relevant while authorities are determining whether water, food, person-to-person transmission or another factor may explain the illnesses.
Bronkhorstspruit outbreak highlights the wider risks
The Makhanda investigation comes as authorities respond to a more clearly documented gastrointestinal illness outbreak in Bronkhorstspruit and surrounding communities in Gauteng.
According to a joint government statement published on 19 October, 408 cases were reported between 7 and 18 October. Most patients were children under four years old, and no deaths had been reported in that statement. Subsequent reporting by eNCA’s competitor eNCA? No—eNCA’s competitor eNCA is not the source here; Eyewitness News reported on 21 October that the number had risen to 433 confirmed cases.
The affected areas include Bronkhorstspruit, Zithobeni, Dark City, Rethabiseng and Sokhulumi. Government investigations linked the Gauteng outbreak to contaminated water supplied by the City of Tshwane’s Bronkhorstspruit Water Treatment Works.
Water-quality testing found extremely high levels of E. coli and total coliforms in samples from the treatment works and nearby reservoirs. Laboratory testing of patient specimens also identified gastrointestinal pathogens, including norovirus, Campylobacter and Shigella. No cholera bacteria were found in the sampled stools described in the government statement.
Authorities said the treatment works had supplied unchlorinated water for weeks after problems involving its chlorine supplier. The city has warned affected residents not to use the water for human consumption while alternative supplies and corrective measures are provided.
Although the Bronkhorstspruit outbreak and the Makhanda investigation are separate situations, their simultaneous emergence reinforces the importance of reliable water treatment, routine testing and swift communication when public health risks are suspected.
There is currently no evidence in the cited reports that the two incidents share a common source.
Protecting students and the wider community
Universities bring together large populations in shared residences, dining facilities, classrooms and social spaces. This environment makes early detection and prompt communication particularly important when infectious illness is suspected.
Students may share bathrooms, kitchens, eating areas and drinking-water facilities. If an infectious organism is present, inadequate hand hygiene or unsafe food handling can contribute to transmission.
However, precautionary responses should remain proportionate to the evidence. Public health authorities need to determine whether reported cases are connected, identify any shared exposure and advise the public on the appropriate measures.
Rhodes University’s decision to test water, provide safe drinking water and strengthen food-preparation precautions offers immediate safeguards while those questions are examined.
The institution has also urged anyone experiencing diarrhoea, vomiting, stomach cramps or fever to maintain hydration using safe fluids and seek medical advice. People experiencing severe symptoms should seek urgent medical attention.
These recommendations matter because gastrointestinal illness can cause dehydration, especially in young children, older adults and people with underlying vulnerabilities. Persistent vomiting and diarrhoea may lead to significant fluid and electrolyte losses.
Warning signs that warrant urgent assessment include markedly reduced urination, unusual drowsiness, confusion, inability to keep fluids down, blood in the stool or severe abdominal pain. Anyone who is seriously unwell should not delay seeking professional care.
People should avoid self-prescribing antibiotics. Treatment depends on the cause, and antibiotics are not effective against viral infections. A clinician can determine whether testing, specific treatment or additional monitoring is necessary.
Practical steps for reducing infection risks
While investigators work to establish the cause, residents and university communities can take several practical precautions.
First, people should follow official advice about drinking water and use bottled, boiled and cooled, or otherwise approved safe water where recommended. Water used for cooking, brushing teeth and preparing drinks should also be safe.
Second, food should be prepared using clean utensils and safe water. Raw and cooked foods should be kept separate, and perishable foods should be stored appropriately. People should avoid food that may have been exposed to contaminated water or unsafe handling.
Third, handwashing with soap and safe water is essential after using the toilet, before preparing food and before eating. Shared bathroom surfaces and frequently touched objects should be cleaned appropriately.
Fourth, anyone experiencing gastrointestinal symptoms should limit activities that could expose others, particularly food preparation for other people. They should follow medical advice about returning to work, classes or shared activities.
Finally, the public should rely on verified updates from health authorities and the university rather than spreading unconfirmed claims about the source of the illnesses.
The importance of surveillance and transparent communication
Outbreak investigations depend on timely reporting, laboratory capacity, accurate case records and cooperation between health services and environmental authorities.
Medical practitioners can help identify unusual increases in similar symptoms. Environmental health practitioners can investigate food-handling conditions, water supplies and sanitation systems. Laboratories can test relevant specimens to help distinguish between possible causes.
Clear public communication is equally important. Residents need to know what is confirmed, what remains uncertain, which precautions are recommended and where medical assistance is available.
In Makhanda, the university has said it will share further updates as verified information becomes available. That approach helps the public understand the developing situation without presenting preliminary findings as established facts.
Bronkhorstspruit demonstrates the consequences that can follow when a water-treatment failure exposes communities to contaminated supplies. It also illustrates why treatment systems require reliable disinfection, regular monitoring, rapid investigation of abnormal results and clear accountability when failures occur.
Healthcare access and the road ahead
Rhodes University has provided direct medical contact information for students who need assistance. Students can contact the Rhodes University Health Care Centre on 046 603 8523 or email healthcarecentre@ru.ac.za. After-hours emergencies can be reported to the university’s ER24 emergency number on 010 205 3068. Students are also advised to notify their residence warden or sub-warden.
The next stage of the investigation will be to clarify the number of affected people, establish whether cases share a common exposure and determine whether additional protective measures are necessary. Results from water testing, clinical assessments and environmental investigations will be important in guiding those decisions.
For the wider community, the situation is a reminder that public health protection begins before a definitive outbreak diagnosis is available. Safe water, adequate sanitation, hygienic food preparation, effective clinical surveillance and accessible healthcare all help reduce preventable illness.
The immediate priority is to protect potentially affected people while investigators establish the facts. Until more evidence becomes available, the Makhanda illnesses should be treated as a developing public health investigation, not as a confirmed waterborne outbreak.
South Africa’s parallel experience in Bronkhorstspruit underscores the urgency of maintaining safe water infrastructure and responding decisively to warning signs. The outcomes in both settings will depend on accurate evidence, coordinated action and clear guidance that enables people to protect themselves and their communities.
