d="p0010">We used space–time permutation scan statistics (STPSS).
dd><dt class="label">•dt><dd>d="p0015">Assessment of STPSS over an aggregated synthetic dataset.
dd><dt class="label">•dt><dd>d="p0020">STPSS is able to correctly detect significant space–time fire clusters in Portugal.
dd><dt class="label">•dt><dd>d="p0025">Detection performance depends on the characteristics of the scanning window and database.
dd><dt class="label">•dt><dd>d="p0030">Detected clusters were characterized by socioeconomic and environmental factors.
dd>dl>