1. (a) Except as provided in (c) of this section, the owner or operator of a domestic or nondomestic wastewater collection, treatment, or disposal system, shall report to the department within 24 hours, or as soon after that as possible, if

   1. (1) the system is out of operation for more than six hours and results in inadequate treatment in violation of permit conditions;
   2. (2) an accident, spill, or other event occurs that results in inadequate treatment in violation of permit conditions, or threatens public health or water quality;
   3. (3) the treatment works floods;
   4. (4) a sludge carry-over, washout, or overflow occurs;
   5. (5) any part of the treatment works is by-passed during periods of high flow or equipment breakdown; or
   6. (6) the discharge threatens public health or water quality.

2. (b) A follow-up written report must be sent to the department within seven days after any event described in (a) of this section, and must contain

   1. (1) the times and dates of the event;
   2. (2) a detailed description of the event, including amounts of wastewater involved;
   3. (3) details of any observed or potential impact to public health or receiving waters; and
   4. (4) description of actions taken to correct the cause of the event.
3. (c) This section does not apply to an onsite domestic wastewater system serving a private residence.

(Eff. 6/30/90, Register 114; am 4/1/99, Register 149; am 5/12/2016, Register 218)

Authority: AS 44.46.020, AS 46.03.020, AS 46.03.050, AS 46.03.710