Ontario – Ministry of Natural Resources, Surface Water Monitoring Network

Network Title: Ontario – Ministry of Natural Resources, Surface Water Monitoring Network

Domain: Weather

Network Type: Atmospheric: Surface

Network Provider: Ontario Ministry of Natural Resources

Station Automation: Automated

Highest Sampling Frequency: Hourly

Data Feed Frequency: Real time

Period of Operation (Seasonal or Continuous): Continuous

Number of Stations: 122

Category of Reported Elements: Rainfall

Data Access Points: N/A

Quality Assessed (Yes/No): N/A

Legal Constraints: N/A

Data and Resources

Field	Value
Last Updated	April 17, 2026, 18:04 (UTC)
Created	April 17, 2026, 18:04 (UTC)
contact_email	enviroinfo@ec.gc.ca
contact_person	{"en": "Government of Canada; Environment and Climate Change Canada, 705-755-1227, surface.water@ontario.ca", "fr": "Gouvernement du Canada; Environnement et Changement climatique Canada, 705-755-1227, surface.water@ontario.ca"}
criticality_level	[]
data_dictionary	[]
geographic_scope	["0"]
open_canada_collection	primary
open_canada_date_published	2025-01-01 05:00:00
open_canada_keywords	{"en": ["Climate", "Weather", "Meteorology", "Hydrometeorology", "Surface weather"], "fr": ["Climat", "Temps (Météorologie)", "Météorologie", "Hydrométéorologie", "Météorologiques à la surface"]}
open_canada_subject	["nature_and_environment"]
sensitivity_level	unrestricted
title_fr	Ontario – Ministère des Richesses naturelles, Réseau de surveillance des eaux de surface
update_frequency	as_needed