THE WAYPOINT SUR
Be careful of still water.
The work behind the warning
A 69-year-old man from Pizarra, in Málaga province, is seriously ill with West Nile virus. The latest public report, dated 9 September, says he remains in critical care at Hospital Universitario Virgen de la Victoria in Málaga city.
A West Nile alert in Málaga province gives the authorities extra work. Your part comes down to two things you can control: standing water at home and exposure from dusk to dawn.
The obligations belong to the authorities
An área en alerta — alert area obliges the authorities to intensify mosquito, animal and human surveillance. They must activate community health promotion and reinforce communication through community pharmacies and nursing services.
The local administration must intensify mosquito control and treatment under its municipal vector surveillance and control plan. That extends beyond the urban core to identified larval breeding sites and adult-mosquito refuges within 1.5 km of the population centre.
Nothing in the designation obliges a resident to do anything. Pizarra's council has moved from fumigating every 15 days to every seven.
Read the expiry date
Every Andalusian municipality has a permanent place in the surveillance programme, with a low, medium or high risk level set annually. Alert status is a separate, transitional four-week designation.
The trigger is detected virus circulation less than 1.5 km from a population centre. The four weeks run from the alert declaration, not the trap-sampling date.
In Alhaurín de la Torre, the trap sample dates from 26 August; the declaration came on 5 September. That 10-day gap matters: the alert runs until 2 October, not four weeks after trapping.
Andalucía's regional government, the Junta de Andalucía, listed these Málaga province alerts in its 11 September 2026 bulletin, issued at 09:30. These are the stated end dates, not forecasts of mosquito disappearance. Confirmed September 2026
Alhaurín de la Torre's alert runs until 2 October 2026. Cártama's runs until 22 September 2026, covering only the Cártama urban entity, not the whole municipality. Pizarra's runs until 1 October 2026.
Alhaurín el Grande is a different municipality and is not in alert. Campanillas left alert status on 3 September.
Three outlets managed three different Málaga alert lists in one week. For the dates, council duties and authorised-repellent tables, use our guide to West Nile alert areas in Málaga.
Not surprisingly, the mosquitoes have a different map
Living outside those three alert areas offers no exemption from mosquitoes. In the regional reports for the weeks ending 30 August and 6 September, the municipalities of Mijas, Estepona and Málaga recorded moderate female-vector densities; none of the three current alert towns appeared in those bands.
The alert list records where the virus was found; the density list records mosquito numbers. Absence from a density band can mean a low count or that nobody set a trap there.
Fuengirola and Mijas both had July alerts, deactivated on 25 August. Mijas recorded moderate densities in the week of 31 August to 6 September, after its alert ended. Confirmed September 2026
Two things for Monday
Today, 14 September: empty any standing water. Check flowerpot saucers, buckets, bird baths and children's toys, including the ones forgotten in the garden.
Give the pool cover its own inspection. Water can collect on top even when the pool underneath is treated.
Neglected pools and open water tanks belong on the same inspection round. The regional government recommends clean, properly treated pools throughout the year.
If your Costa home is unoccupied, ask whoever looks after it to check the cover and containers today, with a photograph of the pool cover.
For the evening paseo, terrace dinner or children's football training, use long sleeves and an authorised repellent. Check the product's minimum age, dose and application frequency for children.
Andalucía's West Nile vectors are native Culex mosquitoes. The US Centers for Disease Control and Prevention identifies dusk to dawn as their most active period; Málaga researcher Ana María Ortega Prieto also recommends protection in the evening and at night. The tiger mosquito is a different surveillance concern.
The regional government's citizen-information page carries a May 2026 English pack of West Nile posters, filed alongside the Spanish, French and Arabic versions. It covers the recommendations, the mosquito, the risk levels and the breeding sites, which gives the household an official explanation in English.
Read the figures with their dates
The regional government's 11 September bulletin reports 64 confirmed human cases across Andalucía, with a 7 September 2026 cut-off. Málaga province accounts for one. Confirmed September 2026
Those are confirmed cases, not everyone infected. The World Health Organization estimates that nearly 80% of infections cause no symptoms and about one in 150 infected people develops severe disease. People over 50 and those who are immunosuppressed face higher risk.
Incubation runs three to 14 days. Ortega Prieto advises immediate medical attention for severe headache with high fever, neck stiffness, disorientation, tremors, convulsions, significant muscle weakness or paralysis.
WHO has not confirmed transmission of West Nile through ordinary social contact.
The same surveillance programme ran through 2025, when Andalucía recorded four human cases and no deaths. It counted 31 alert municipalities across that whole season; the 11 September 2026 list contains 31 at once.
Our read is that the lasting change is learning to use a standing programme through uneven seasons. You can act on the current alert's dates and duties without treating every update as a new household emergency.
Last season's final alert lifted on 11 December 2025. The three dates above close particular alerts; they do not tell you when mosquitoes disappear.
Spanish-lite
Agua estancada — standing water is the phrase for the saucer, bucket or neglected pool.
¿Hasta qué fecha está vigente la alerta? — Until what date is the alert in force? gets you to the useful part of the notice.
The bottom line
The authorities owe you intensified surveillance, communication and mosquito control while an alert runs. Your two levers remain standing water and dusk-to-dawn exposure, including after a town leaves the list. A dated notice is useful; treating every update as a new crisis is exhausting.
Not bad for a Monday — A. and the WaypointSur team, with the flowerpot saucers under surveillance.
