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COLORADO DEPARTMENT OF HEALTH, Water Quality Control Division
<br />Rationale -Page 6. Permit No. CO-0038024
<br />V/. TERMS AND CONDITIONS OF PERM/T
<br />A. De[ermina[ion of Ef/Irsent Limitations
<br />1. Effluent Limitations: The following limitations wiU apply and are discussed in Sections VI.A.2 and VLA.3.
<br />As shown in Tables VI-2 and VI-3, the total iron Gmitations for outfalls OOS, 006, 007, 008, 009, 023, 024,
<br />025, 026 and 028, are 3.0/6, 0. Previously, the limtations for outfalLs 005, 006, 007, 008, 009, 023, 024,
<br />02S and 026 were 3.S/7.0,• however, these limitations were imposed in error. These ponds/outfalLs were
<br />cronstruaed after S/Z9/81 and thus are subject to Federal New Source Perfornfanee Standards instead of
<br />Federal Best Available 7Y•eatmenr, as previously applied.
<br />Flow, MGD Report Design Capacity
<br />TSS, mg/P 3S/70+ b/ Federal BAT
<br />Total Iron, mg/P 3.S/7.0+ b/ Federal BAT
<br />Senleable Solids, mP/P 0.5+ c/ Federal Akernate EL
<br />Oil and Grease, mg/P 10 c/ Stott Effluent Regulations
<br />pN, s. u. 6.5-9 0 d/ Water Quality Standards
<br />TDS, mg/P Report Salinity Regulations
<br />ueuaun ry t a rernare ,ramp u
<br />n/ 30.Aay a.rrcte
<br />n/ 30day av[ratdda'7y rnadrm,n,
<br />N Daily Maiimum
<br />A/ A/inunum-Madrnrun
<br />Table V!-2 - EJJluent Limitations jot OutfaUs OOS, 006, 007, 008, 009, O2S and 028
<br />,.. ..
<br />.. .~......:..::.~~..~..::..;....P~:,,~ti,;i;,;~~.:.:::::::
<br />Patnmeter.~..~.~ ...:..:.::::::.:.::..:.::::~>:.:........ ........ n .:.:...~~~::~.::::.::::::.:.:.:::'Rationale:~:..::~;'~::~:::;::...~:~:~~:;:.:.`~.;::.~::~:f~.'.:;.;::~.~::.:
<br />Flow, MGD
<br />TSS, mg/l
<br />Total Iron, mg/P
<br />Report Design Capacity
<br />35/70+ b/ Federal NSPS
<br />3.0/6.0+ b/ Federal NSPS
<br />Settleable Solids, me/P 0.5+ c/ Federal Alternate F.L
<br />Oil and Grease, mg/P 10 c/ State Effluent Regulations
<br />pH, s. u. 6.5-9.0 d/ Water Quality Standards
<br />TDS, mg/P Report Salinity Regulations
<br />• Sm Airnviaw rctardi~ dlemue tla,lrartae Dardar
<br />u/ 30day avnatt
<br />h/ 3/1-My a.vrardfaify maamum
<br />t/ Daily Ma,im,un
<br />A/ Mininum-Manrnrun
<br />
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