| #D001 | | Completed | means that a wastewater system has been upgraded to meet the Wastewater Systems Effluent Regulations (WSER) effluent quality standards or has been decommissioned | high |
| #D002 | | Expired | means extension deadline has passed and the transitional authorization is no longer valid | high |
| #D003 | | In progress | means that the wastewater system still has an active transitional authorization in place | high |
| #D004 | | physical or biological treatment | wastewater effluent undergoes treatment to remove suspended solids or organic matter before deposit | medium |
| #D005 | | no treatment | wastewater effluent receives no treatment or only preliminary treatment before deposit | medium |
| #D006 | | wastewater mixed with stormwater | construction or maintenance work temporarily reduces the treatment capacity of the system. As a result, untreated wastewater mixed with stormwater can overflow during rainfall events | medium |
| #D007 | | ECCC | Environment and Climate change Canada | high |
| #D008 | | FWQMS | Freshwater Quality Monitoring and Surveillance | high |
| #D009 | | CABIN | Canadian Aquatic Biomonitoring Network | high |
| #D010 | | CMP | Chemicals Management Plan | high |
| #D011 | | RBBA | a spatial analysis tool used to quantify the relative risk to water quality in Canada’s 1,138 sub-sub-drainage areas (SSDA’s) | high |
| #D012 | | SSDA’s | sub-sub-drainage areas | high |
| #D013 | | WQI | measures the ability of freshwater bodies to support aquatic life at selected monitoring stations across Canada | high |
| #D014 | | CESI | Canadian Environmental Sustainability Indicators | high |
| #D015 | | risk | assessed regarding the stress determined by: the nature, the probability, the frequency, the severity | high |