Utah Administrative Code (Current through November 1, 2019) |
R317. Environmental Quality, Water Quality |
R317-5. Large Underground Wastewater Disposal (LUWD) Systems |
R317-5-9. Operation and Maintenance
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9.1. Operation and maintenance shall be provided by the owner to ensure the disposal system is functioning properly at all times.
9.2. The owner is responsible for maintaining a LUWD system and for performing periodic inspections, servicing and monitoring of its system as detailed in the issued operating permit, including the following:
A. Any new system installed after April 2009 must have a written operation and maintenance manual document describing the treatment and disposal system and outlining routine maintenance procedures, including checklists and maintenance logs needed for proper operation of the system.
B. Each LUWD Conventional System shall be assessed after the first year of operation and annually thereafter.
C. Each LUWD Pressure Distribution System shall be inspected as outlined in Section R317-4-23 Tables 7.1 and 7.2.
D. LUWD Alternative Systems.
1. Each alternative system shall be inspected as outlined in Section R317-4-13 Tables 7.1 and 7.2.
2. Each packed bed media system shall be sampled a minimum of every six months as outlined in Section R317-4-13 Table 7.3.
a. The grab sample shall be taken before discharge to an absorption system.
b. Effluent not meeting the standards of Section R317-4-13 Table 7.3, shall be followed with two successive weekly tests of the same type within a 30 day period from the first exceedance.
3. If two successive samples exceed the minimum standards, the system shall be deemed to be malfunctioning, and shall require further evaluation and a corrective action plan, see Subsection R317-5-3.9.