| #R001 | monitoring | operational | mandatory | Effluent Monitoring and Reporting | wastewater | The owners or operators of wastewater systems must monitor and report the quality of their effluent to show that they are meeting the standards. | | high |
| #R002 | administrative | reporting | mandatory | Identification Report Submission | wastewater | Owners or operators of wastewater systems must submit an identification report within 45 days after their system comes into operation. | within 45 days after their system comes into operation | high |
| #R003 | administrative | reporting | mandatory | Update Identification Information | wastewater | Any changes or new information on the wastewater system must be submitted within 45 days of the change. | within 45 days of the change | high |
| #R004 | reporting | reporting | mandatory | Regular Monitoring Report Submission | wastewater | Owners and operators must submit monitoring reports regularly. | Report either once a year or four times a year based on system type and size | high |
| #R005 | reporting | reporting | mandatory | Combined Sewer Overflow Monthly reporting | wastewater | Owners or operators of wastewater systems with at least one combined sewer overflow point are required to report for each month where a deposit occured: the number of days that effluent was released via each overflow point; the volume of effluent deposited from each overflow point | systems with at least one combined sewer overflow point; for each month where a deposit occured | high |
| #R006 | reporting | reporting | mandatory | Annual Combined Sewer Overflow Report Deadline | wastewater | Owners and operators must submit the combined sewer overflow report once per year by February 15. | once per year by February 15 | high |
| #R007 | reporting | reporting | mandatory | Quarterly Reporting Deadlines | wastewater | For owners or operators of wastewater systems that report four times a year, the deadlines are: Quarter 1 (January 1 to March 31) - May 15 Quarter 2 (April 1 to June 30) - August 14 Quarter 3 (July 1 to September 30) - November 14 Quarter 4 (October 1 to December 31) - February 14 | wastewater systems that report four times a year | high |
| #R008 | reporting | reporting | mandatory | Annual Reporting Deadline | wastewater | For wastewater systems that report once a year, the deadline is: Annual (January 1 to December 31) - February 14 | wastewater systems that report once a year | high |