Ordinance No. 19791 - Laserfiche WebLink

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6.415 Industrial Pretreatment Pro ram -Pretreatment Standards ~ Restricted Substances. No industrial user shall discharge wastewater contain- i ng restricted substances into the city sewerage system, i n excess of 1 imi ta- t~ ons specs f ~ ed by candi ti ons of its discharge permit or published by the city manager. The city manager shall publish and revise from time to time rules wh ~ ch des ~ gnats and establish ] i mi is for restricted substances. At al 1 times these rules sha]1 cover and be at least as strict as those for pollu- tants as defined in state or federal regulations. Discharge limits or rules i n effect and i ncorparated into any discharge permit shall remain i n effect for that permit until i t expires, except as modified as provided i n section 6.440 of this code, 6.420 Industrial Pretreatment Program -Specific Restricted Substance Limitations. Subject to further limitation by the city manager pursuant to section 6.4I5 of this code, no i ndustri a1 user shall discharge wastewater containing in excess of; Arsenic, total 1.5 mi 11 i grams per 1 i tre Cadmium, total 0.3 mi 11 i grams per litre Chromium, total 2.0 mi 11 i grams per 1 i tre Capper, total 3.1 milligrams per litre Cyanide, total 2.6 mi 11 i grams per 1 i tre Lead, total 1.7 milligrams per litre Mercury, total .05 milligrams per litre Nickel , total I. l mi I l i grams per 1 i tre Phenols, total 3.5 mil 1 i grams per litre Silver, total 0.8 milligrams per litre Zinc, total 5.7 milligrams per litre 6.425 Industrial Pretreatment Pro ram -Excessive Dischar e, No i ndus- tri a1 user shat 1 increase the use of process water ar, i n any way, attempt to di 1 ute a di scharge as a parti a1 or complete substitute for ade- quate pretreatment to achieve compliance with the standards contained i n sec- t~ons 6.400 to fi.4T0 of this code. 6.427 Industrial Pretreatment Pro ram -Accidental Dischar es. Indus- tri al users shall provide protection from accidental discharge of prohibited ar regulated materials or substances established i n this sec- ti on . 4~here deemed necessary by the city, f aci 1 i ti es to prevent accidental discharge of prohibited materials shall be provided and maintained at the ~ ndustri al user's cost and expense. An accidental spi 11 preventi an plan ASPP} showing facilities and operating procedures to provide this protec- t i on shall be submitted to the city far review and approval before i mp1 emen- tat i on . The city shat l determine which industrial user i s required to develop an ASPP and require that industrial user to submit the ASPP wi thi n 60 days after notification by the city. Each industrial user shal 1 impl e- ment its ASPP as submitted after such ASPP has been reviewed and approved by the city. Review and approval of such plans and operating procedures by the c~ ty shat 1 not relieve the industrial user from the respons i bi 1 i ty to modify its facility as necessary to meet the requirements of sections fi.400 to fi.410 of this code. Ordinance - 8