Public Health Ontario IDTO Monthly
Ontario-level current-year preliminary monthly case counts from Public Health Ontario's IDTO report.
Country/Region Surveillance Brief | Infectious disease profile
CA-ONOntario, Canada
Ontario, Canada page consolidates infectious disease surveillance records from Public Health Ontario IDTO Monthly. It combines source metadata, time-series charts, and downloadable machine-readable datasets.
Country/Region Brief
How to interpret this surveillance profile.
Sources: Public Health Ontario IDTO Monthly
Review interpretation, cadence, and limitations
The dataset is built from configured official feeds for Ontario, Canada; current primary sources include Public Health Ontario IDTO Monthly.
Coverage currently spans 2026-01-01 to 2026-06-01 across 54 tracked diseases.
Observed source periods are MONTHLY; charts preserve source-period counts without frequency normalization.
Counts reflect reported surveillance records and may be affected by case definitions, reporting lag, source cadence, and missing population denominators.
Key surveillance indicators
Total Cases
37K
Diseases Tracked
54
Reports
0
Explore the data
Tracked disease profiles
- Chlamydia trachomatis infection
- Gonorrhea
- Hepatitis C
- Salmonellosis
- Campylobacteriosis
- Invasive pneumococcal disease
- Infectious syphilis
- Invasive group A streptococcal infection
- Lyme disease
- Carbapenemase-producing Enterobacteriaceae surveillance
- Chronic hepatitis B
- Varicella
- Cryptosporidiosis
- Giardiasis
- Tuberculosis
- HIV infection
Surveillance trends by disease
Start with one surveillance series and its historical reference. Comparison mode restricts series to their common observed window and separates unlike reporting cadences; outbreak mode is available only for daily or weekly onset-time data.
Seasonal patterns
Disease comparison
Showing 24 of 54 diseases
Data access
CSV, JSON, XLSX · source observations, public projection, provenance.
Official sourcesAuthority, cadence, notes1