Laserfiche WebLink
<br />B. MOMTORING REQUIREMENTS <br />(e) Request For Relief <br />.' Part I <br />Page 1 j of 20 <br />Permit No. CO-0041467 <br />The permittce may request relief from further investigation and testing where the toxicant has no[ <br />been determined and the Division has determined suitable treauent does not appeaz possible. In <br />requesting such relief, the petvtittce shall submit material sufficient to establish the following: <br />(i) It has complied with terms and conditions of the permit compliance schedule for the <br />PTI/TIE investigation and other appropriate conditions as may have been required by the <br />Division; <br />(ii) During the period of the toxicity incident it has been rzi wmpliance with all other permit <br />conditions, including, in the case of a POTW, pre-treatment requirements; <br />(iii) During the period of the toxicity incident it has properly maintained and operated all <br />facilities and systems of treatment and control; and <br />(iv) Despite the circumstances described in paragraphs (i) and (iii) above, the source and/or <br />cause of toxicity could not be located or resolved. <br />If deemed appropriate by the Division, the permit or the compliance schedule may be modified to <br />revise the ongoing monitoring and toxicity investigation requirements to avoid an unproductive <br />expenditure of the permittee's resources, provided that the underlying obligation to eliminate any <br />continuing exceedance of the toxicity limit shall remain. <br />(f) Spontaneous Disappearance <br />If tonicity spontaneously disappears at any time after a test failure, the permittee shall notify the <br />Division in writing within 14 days of a demonstration of disappearance of the toxicity. The <br />Division may require the permittee to develop and submit additional information which may <br />include, but is not limited to, the results of additional testing. If no patters of toxicity is identified <br />or recurring toxicity is not identified, the toxicity incident response is considered closed and <br />normal WET testing shall resume. <br />(g) Toxicity Reooener <br />This permit may be reopened and modified (following proper administrative procedures) to <br />include new compliance dates, additional or modified numerical permit limitations, a new or <br />different compliance schedule, a change in the whole effluent toxicity testing protocol, or any <br />other conditions related to the convol of toxicants if one or more of the following events occur: <br />(i) Toxicity has been demonstrated in the effluent and the permit does not contain a toxicity <br />limitation. <br />(ii) The PTI/T1E results indicate that the toxicant (s) represent pollutant(s) that may be <br />controlled with specific numerical limits, and the Division agrees that the numerical <br />controls are the most appropriate course of action. <br />amended 04/27!92 effective 06!01!92 <br />amended effective <br />