Code of Colorado Regulations
1000 - Department of Public Health and Environment
1002 - Water Quality Control Commission (1002 Series)
5 CCR 1002-86 - REGULATION NO. 86 - GRAYWATER CONTROL REGULATION
Section 5 CCR 1002-86.15 - Operation and Maintenance Manual
Current through Register Vol. 47, No. 17, September 10, 2024
All graywater treatment works must have an O&M manual. The O&M manual must include the following items:
A. A graywater treatment works description including: equipment list, design basis data including but not limited to, design volumes, design flow rates of each component and service area, system process description, system schematic drawing for single family Graywater Use Categories (A1, B1, C1 and D1), and system as-built drawing for non-single family Graywater Use Categories (B2, C2 and D2).
B. Maintenance information for the graywater treatment works, including but not limited to: component maintenance schedule, instructions for component repair, replacement, or cleaning, replacement component source list, testing and frequency for potable containment device, and instructions for periodic removal of residuals.
C. Operational ranges for parameters (except for Category A1: Laundry to Landscape systems), including but not limited to: disinfectant concentration levels, filter replacement parameters, pressure ranges, tank level, and valve status under normal operation.
D. Step-by-step instructions for starting and shutting down the graywater treatment works, including but not limited to: valve operation, any electrical connections, cleaning procedures, visual inspection, and filter installation.
E. A guide for visually evaluating the graywater treatment works and narrowing any problem scope based on alarm activations, effluent characteristics, system operation, and history.
F. A list of graywater control measures in which the graywater treatment works must be operated (except for Category A1: Laundry to Landscape systems).
