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Permit Modified: October 16, 2014 Elk River WWTF <br />Permit Expires: June 30, 2018 Limits and Monitoring Requirements <br />The Permittee shall comply with the limits and monitoring requirements as specified below. <br />Period. • Limits Applicable In the Interim ,Period <br />S13001: Total Facility Discharge <br />Parameter <br />BQD, Carbonaceous 05 Day (20 Dog <br />C) - <br />BOD, Carbonaceous 05 Day (20 Deg <br />C)___ <br />130D, Carbonaceous fly Day (20 Deg <br />C) <br />BOD, Carbonaceous 05 Day (20 Deg <br />C) <br />BOD, Carbonaceous 05 Day (20 Deg <br />C) Percent Removal <br />Chlorine, Total Residual <br />Fecal Coliform, MPN or Membrane <br />Filter 44.50 <br />ow <br />rcury, Dissolved (as Hg) _ <br />rcury, Total as Hg) — <br />rite Plus Nitrate, 'Total (as N) <br />roger, Ammonia, "total (as N) <br />rogen, Kjeldahl, 'total - - <br />rogen, Total (as N) <br />vixen. Dissolved <br />osphorus, Total (as P) <br />lids, Total Dissolved (TDS) <br />lids, Total Suspended (TSS) <br />lids, Total Suspended (TSS) <br />lids, Total Suspended (TSS) <br />lids, Total Suspended (TSS) <br />lids, Total Suspended (TSS) Perdent <br />moval <br />lids, Total Suspended (TSS), grab <br />Limit UnitsI Limit Type <br />98 1� kg/day Caiendar Month Average <br />25 J mp,�L Calendar Month Average <br />157 r kglday Maximum Calendar Week <br />Aver_Ze <br />40 mg1J. Maximum Calendar Week <br />Average <br />85 % Minimum Calendar Month <br />Average <br />U.038 mgJL Daily Maximum <br />200 #] D(lml Calendar Month Geometric <br />_ Mean <br />Monitor mgd Calendar Month Average <br />Only <br />Monitor mgd Calendar Month Maximum <br />tJnl _ <br />Monitor -len_ MG Cadar Month Total <br />Onl <br />_ <br />Monitor nglLalen <br />Cdar Quarter Maximum <br />--Qnly _ �� -_ -- - - - <br />6.9 nglL Calendar Quarter Average <br />MoniCalendar Month Average <br />Olin <br />Monitor mglL Calendar Month Average <br />only <br />Monitor mglL Calendar Month Average <br />Monitor mg/L Calendar Month Average <br />Monitor mglLCalendar Month Minimum <br />only - <br />9.4 SU Calendar Month Maximum <br />G.0 SU Calendar Month Minimum <br />Monitor kglmv Calendar Month Total <br />Only_ <br />Moonitor mglL� Calendar Month Average <br />n <br />y- - <br />118 kglday� Calendar Month Average <br />30 <br />mg/l., Calendar Month Average <br />J177 kg/day Maximum Calendar Week <br />Average <br />45 mg/L Maximum Calendar Week <br />Average <br />85 �% n <br />um Calendar Month <br />j Average <br />Monitor 1[mglL f alend� ar Quarter Maximum <br />Only <br />Page 7 <br />Permit 4: MN0020788 <br />Effective Period Sam 1ev e]Fre uency Notes <br />Jan-Dec24-Hour Flow3 x Week <br />_ Composite -j <br />Jan -Dec TIgmposite <br />-Hour Flow 3 x Week <br />_ <br />Jan -Dec 24 -Hour Flow 3 x Week I� <br />Composite J <br />Jan -Dee 24 -Hour Flow 3 x Week <br />1I Composite C <br />Jan -Dec Calculation 3 x Week <br />Jan -Dec Grab Ix -bay -- <br />Jan -Dec <br />xDayJan-Dec Grab f 3 x Weep <br />__ Il f7l Jan -Dee Measurement, <br />,f Continuous <br />Jan -Dec Measurement, 1 x Day <br />_ Continuous <br />Jan -Dec JMeasurement, 1 x Day <br />Continuous <br />Tan -Dec Grab L1 x Quarter - 3 <br />Jan -Dec Grab f 1 x Quarter 3 <br />Jan -Dee 24 -Hour Flow <br />1 x Month <br />Composite— <br />Jan -Dec 24 -Hour Flow 1 x Month <br />Com osite <br />Jan -Dec — 24 -Hour F law 1 x Month <br />Composite jC <br />Jan -Dec 24-1Iour blow 1 x Month <br />Cnm osite 11 <br />- <br />Jan -Dec Grab 3 x Week f T 1 <br />Jan -Dec Grab l x Day f 1 <br />Jan -Dec Grab 1 x Day I <br />Jan- Dec 24 -Hour Flow 1 x Week <br />_ Composite C <br />Apr, Sep 24 -Hour Flow 1 x Month <br />Composite <br />Jan -Dec 24 -Hour Flow 3 x Week <br />Com osite <br />Jan-Dcc 24 -Hour Flow 3 x Week <br />Composite� <br />Jan -Dec 24 -Hour Flow 3 x Week <br />Cote_ asste <br />Jan -Dec 1f 24 -Haar Floes+ 3 x Week <br />I- _Composite <br />Ian -Dec ,�Caiculatlon 3 x Week <br />.Tan -Dec Grab__ 1 x Quarter <br />