| #D001 | | Legionnaires’ disease | Legionnaires’ disease is a severe form of pneumonia or lung inflammation usually caused by the Legionella bacterium. | high |
| #D002 | | Pontiac Fever | Pontiac Fever is a less severe form of the disease, and does not include pneumonia. | high |
| #D003 | | COHSR | Canada Occupational Health and Safety Regulations | high |
| #D004 | | ASHRAE | American Society of Heating, Refrigeration and Air-conditioning Engineer | high |
| #D005 | | AWT | Association of Water Technologies | high |
| #D006 | | PDF | Portable Document Format | high |
| #D007 | | KB | Kilobytes | high |
| #D008 | | the Regulations | Wastewater Systems Effluent Regulations | high |
| #D009 | | ERRIS | Effluent Regulatory Reporting Information System | high |
| #D010 | | combined sewers | sewage and stormwater are often carried together in combined sewers | high |
| #D011 | | Transitional authorizations | extensions to allow facilities to upgrade their systems | high |
| #D012 | | Temporary bypass authorizations | authorizations to exceed the standards of the regulations for maintenance and construction activities | high |
| #D013 | | Temporary authorization to deposit un-ionized ammonia | for systems complying with the effluent quality standards but have issues with ammonia | high |
| #D014 | | Monitoring reports | Monitoring reports provide information on effluent quality to make sure wastewater systems are meeting the standards of the Regulations. | high |
| #D015 | | Quarterly reporters | owners or operators of wastewater systems that report four times a year | high |
| #D016 | | Annual reporters | wastewater systems that report once a year | high |
| #D017 | | identification report | Information needed for the identification report include things like: location of wastewater system, owner and operator information, type of wastewater treatment, size of wastewater system | high |
| #D018 | | combined sewer overflow report | report for each month where a deposit occured: the number of days that effluent was released via each overflow point [and] the volume of effluent deposited from each overflow point | high |
| #D019 | | wastewater systems | systems that collect an average daily volume of 100 m3 or more of influent and deposit wastewater effluent to water frequented by fish or to a place that could reach these waters | high |
| #D020 | | combined sewer overflow reports | report for each month where a deposit occured: the number of days that effluent was released via each overflow point [and] the volume of effluent deposited from each overflow point | high |