| #Q001 | administrative | health | mandatory | Compliance with Public Health Act and Regulations | drinking water | All public water supply systems must meet the Public Health Act and the Water Supply System Regulations. | | high |
| #Q002 | operational | health | mandatory | Provision of Safe Drinking Water | drinking water | These laws require water supply system operators to provide water that is safe for human consumption. | Applies to water supply system operators | high |
| #Q003 | monitoring | health | mandatory | THM Sampling Frequency | drinking water | Testing includes regular sampling for THMs. At least four samples are required to be taken each year. | | high |
| #Q004 | corrective_action | health | guidance | DBP MAC Exceedance Corrective Actions | drinking water | If results are above the MAC, additional monitoring and corrective actions may be taken. | If test results are above the maximum acceptable concentration (MAC) | high |
| #Q005 | treatment | health | guidance | Water Filter Use Guidance | drinking water | Use a certified water filter (NSF/ANSI Standard 53): pitcher-style filters faucet or refrigerator filters follow the manufacturer's instructions for replacing filters | If you are concerned about DBPs in your water | high |
| #Q006 | operational | health | guidance | Alternative Water Source Guidance | drinking water | Use water from another source, such as bottled water. | If you are concerned about DBPs in your water | high |
| #Q007 | prohibition | health | recommended | Prohibition on Drinking Untreated Surface Water | drinking water | Never drink untreated water straight from a lake or river. | | high |
| #Q008 | operational | health | guidance | Bathing Duration Guidance | drinking water | Take shorter baths and showers: baths: less than 30 minutes showers: less than 10 minutes | If you are concerned about DBPs in your water | high |
| #Q009 | operational | health | guidance | Bathing Ventilation Guidance | drinking water | Improve ventilation when bathing or showering by opening windows or using a fan. | If you are concerned about DBPs in your water | high |