Daily New Cases by Notification Date (INSP SitRep) — Loading…

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Confirmed (daily Δ)
Suspected (daily Δ)
⊟ = net reclassification (decrease vs prior day).
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Cumulative Trajectory (INSP daily — live)

DateConfirmedSuspectedTotalConf. DeathsSusp. Deaths
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Apparent decreases reflect reclassification. ↓ = decrease vs previous row. “ND” = not reported. Source: INSP SitRep via INRB-UMIE.

Key Events Timeline

2026-04-24
Index case onset (HCW, Bunia). Identified retrospectively.
2026-05-14
INSP SitRep begins. 246 suspected cases at first count. Already 16+ health zones affected.
2026-05-15
DRC outbreak declaration. First 13 cases confirmed by PCR.
2026-05-17
WHO declares PHEIC.
2026-05-18
First 3 BDBV genomes released on Pathoplexus.
2026-05-19
First Uganda cases confirmed (Kampala). Cross-border spread ~25 days after index onset.
2026-05-20
6 additional genomes on Pathoplexus (update 2).
2026-05-22
WHO DG Member State briefing.
2026-05-23
Cumulative reaches 1,000 total cases.
2026-05-27
Contacts traced: 2,417. 36 PCR machines deployed in 19 zones.
2026-05-28
WHO expert panel recommends MBP134, Maftivimab, remdesivir. 5 additional genomes. Mass reclassification: suspected cases 906→349.
2026-05-29
+53 new confirmed. Cumulative: 263 confirmed, 349 suspected. Confirmed deaths: 42.
2026-05-30
Net reclassification −25 confirmed (263→238). DRC MoH reports 1,028 suspected (separate operational count). SitRep 15+16 added to INRB-UMIE 2026-06-01.
2026-05-31
Large batch update: confirmed 238→321 (+83). Confirmed deaths: 48. Second post-reclassification stabilisation. WHO DON606.
2026-06-01
INRB-UMIE SitRep 17/18 published. Confirmed: 344; confirmed deaths cross 60 (reaches 60). Suspected: 289.
2026-06-02
Second major reclassification batch: total cases 633→569 (−64). Suspected cases drop 289→206. Confirmed deaths: 62.
2026-06-04
Large batch update: confirmed 363→452 (+89 in one day); confirmed deaths 62→82 (+20). Suggests multiple SitReps aggregated. WHO DON607.
2026-06-07
Confirmed deaths cross 100 (reaches 101). Confirmed cases: 550.
2026-06-08
+48 confirmed in one day (550→598). Confirmed deaths: 115. Suspected cases rise (94→138).
2026-06-11
Confirmed: 689; confirmed deaths: 139; suspected deaths: 64. Case fatality proportion 20.2%.
2026-06-13
Latest INRB-UMIE SitRep: 782 confirmed, 181 confirmed deaths, 136 suspected, 33 health zones reporting. Death proportion 23.1%.

First Detection by Health Zone (notification date of first reported case)

DateHealth ZoneProvinceCases at First ReportNote
2026-05-14Mongbalu, Rwampara, Bunia, Nyakunde, Fataki, Nizi, Bambu, Kilo, Damas, RimbaIturi246 suspected (national)Already multi-zone at first SitRep
2026-05-14Butembo, Katwa, Kyondo, Oicha, KalungutaNord-Kivu--Present in first SitRep
2026-05-14Miti-MurhesaSud-Kivu--Present in first SitRep
2026-05-19KampalaUganda3 confirmedCross-border, travel-linked to Bunia
After 05-15Aru, Mambasa, Goma, additional zonesVarious--Appeared in subsequent SitReps
Limitation: The INSP SitRep begins on 2026-05-14. Most health zones were already reporting at or near this date — the true temporal sequence of geographic spread occurred before surveillance data capture. The index case dates to 2026-04-24, a ~20-day gap before systematic reporting began. By SitRep 15+16 (05-30), 23 health zones have confirmed or suspected cases. Transmission pathway reconstruction is not possible from aggregate SitRep data alone. Map above shows current attack rate distribution.