PART 1
<br />Page No. l0
<br />Permit No. CO-0032115
<br />.t. MONITORING REQUIItEMENTS
<br />1. Freauencv and Sample Tvoe
<br />In order to obtain an indication of the probable compliance or noncompliance with the effluent limitations specified in
<br />Part 1.A.I, the permittce shall monitor all effluent parameters at the following frequencies. Such monitoring will begin
<br />immediately and last for the life of the permit unless otherwise noted. The results of such monitoring shall be reported
<br />on the Di:.chazge Monitoring Report (See Part I.E.1.)
<br />(a) Outfalls 008, 010 and 012
<br />Effluent Parameter Measurement Frequency Samnle Tye
<br />Flow, MGD Weekly Instantaneous
<br /> or Continuous
<br />Total Suspended Solids, mg/P Monthly Grah
<br />Total Iron, mglP Monthly Grab
<br />Settleable Solids, mP/P Monthly Grah
<br />Oil and Grease, ntg/P Weekly Visual
<br />pH, s.u. Weekly In-situ
<br />(b) Outfalls 001. 002, 005. 009. 011. 013. 015. 016. 017 and 019
<br />Effluent Parameter Measurement Frequency Samnle
<br />Flow, MGD Weekly Instantaneous
<br /> or Continuous
<br />xal Suspended Solids, mg/P Monthly Grab
<br />.oral Iron, mg/P Monthly Grab
<br />Settleable Solids, mP/P Montltly Gnb
<br />Oil and Grease, mglP Weekly Visual
<br />pH, s.u. Weekly In-situ
<br />Whole Effluent Toxicity, Acute
<br />Outfalls 001, 005, 009, 011, 013, 015, 016,
<br />017, 019 Quarterly Grab
<br />Outfall 002 Semi-Annually* Grab
<br />* The permittce shall use fathead minnow as the single species for the first half of each yt:ar and Ceriodaohnia sp. as the single.
<br />species for the second half of each year.
<br />(c) Outfalls 003. 006 and 014
<br />Effluent Parameter Measurement Freauencv S:unole Tvpc
<br />Flow, MGD Weekly Instantaneous
<br /> or Continuous
<br />Settleable Solids, mf/f Monthly Grab
<br />Oil and Grease, mg/P Wcekly Visual
<br />pH, s.u. Wcekly In-Sim
<br />Self-monitoring satnpling by the permittee for compliance with the monitoring tequiremenu specified above shall b=
<br />performed at the following locations: dischazge points 001, 002, 003, 005, 006, 008, 009, 010, Ol 1, 012, 013,
<br />014, 015, 016, 017 and 019, as shown in Figures 2, 3 and 4.
<br />Should a precipitation event or snowmelt occur, the petmittee shall submit proof in order for azt exemption to be
<br />claimed. Said proof shall be submitted as an attachment to the Discharge Monitoring Report (DMR) for the
<br />appropriate period. See Pan [.A.3.
<br />See Part I.C. for Definitions. ~ar 3 0 997
<br />Amendment No. 1 Issued Effective ~ U ~ ~ ~97
<br />leper x,,,,,,,,,, ,, ,a.
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