- (a) Septic tanks shall be inspected for accumulation of sludge and surface scum at a frequency sufficient to allow the tank to be pumped by a licensed septage hauler when the combined thickness of the sludge and surface scum equal 1/3 or more of the tank depth.
(b) For any septic tank having cast-in concrete baffles, the baffles shall be:
- (1) Inspected for structural integrity when the tank is inspected pursuant to (a), above; and
- (2) Replaced with a plastic “T” baffle if no longer functioning as required.
(c) Septage and effluent shall be discharged from a septic tank only to:
- (1) An approved or grandfathered effluent disposal area; or
- (2) A licensed septage hauling vehicle.
Source. (See Revision Notes #1 and #2 at chapter heading for Env-Wq 1000) #11184, eff 10-1-16; ss by #14486, eff 2-1-26, EXPIRES: 2-1-36