Description

This dataset provides information submitted by well contractors as prescribed by Regulation 903, and is stored in the Water Well Information System (WWIS). Spatial information for all of the well records reported in Ontario are also provided. [Well record map](https://www.ontario.ca/page/map-well-records) *[WWIS]: Water Well Information System This data is related to: * [Well records](https://www.ontario.ca/page/well-records) * [Map: Well records](https://www.ontario.ca/environment-and-energy/map-well-records) * [Topic: Drinking water](https://www.ontario.ca/page/drinking-water) * Law: [Reg. 903: Wells](https://www.ontario.ca/laws/regulation/900903) Related data: * [Petroleum wells](https://www.ontario.ca/data/petroleum-wells)

Resources

Name	Format	Description	Link
Original metadata (https://data.ontario.ca)	HTML		https://data.ontario.ca/dataset/c1a624a7-fbd4-4bc8-8e65-41b294443123
Original metadata (https://data.ontario.ca/fr)	HTML		https://data.ontario.ca/fr/dataset/c1a624a7-fbd4-4bc8-8e65-41b294443123
WWIS - GIS Shapefile	ESRI Shape		https://files.ontario.ca/moe_mapping/downloads/2Water/Well_Records/WWIS_2026a.zip
WWIS - Microsoft Access	ZIP		https://files.ontario.ca/moe_mapping/downloads/2Water/Well_Records/WWIS2_2026a.zip
Well Record Data Report	ZIP		https://files.ontario.ca/moe_mapping/downloads/2Water/Well_Records/WW_Reports_2026a.zip
Metadata record	PDF		https://files.ontario.ca/moe_mapping/downloads/metadata/opendata/Wells_Records_metadata_EN_2026a.pdf
Metadata record	PDF		https://files.ontario.ca/moe_mapping/downloads/metadata/opendata/Wels_Records_metadata_FR_2026a.pdf

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