7.38.300 PERIODIC COMPLIANCE REPORTS.

(a) Significant industrial users subject to self-monitoring requirements shall, at a frequency determined by the Director but in no case less than twice annually, submit periodic reports indicating whether applicable pretreatment standards have been met during the reporting period. Specific reporting requirements shall be specified in the permit, in compliance directives or in notices of violation. Any user may be required to submit periodic reports to the Director.

(b) A periodic report may include, but is not limited to, user surveys, permit applications, responses to compliance directives, and any other reporting requirement or information request.

(c) A periodic report specified in a permit reporting schedule, and any report including monitoring data, shall be certified and signed by an authorized representative of the user.

(d) Reports shall be submitted within 30 days from the due date specified in the permit or other written directive.