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<br />TABLE 4. CLASSIFlCATION STANDARDS CITED IN NPDES PERFBT RAi30NALE FOR AREQUA GULCH AND STANDARDS FOR <br />CRIPPLE CRFEI( AND 85TH PERCENTILE VALUES FOR AREQUA GULCH <br />PARAMEIF,R TRIBUTARIES TO AGRICUL CRIPPLE CREIX 'STANDARDS' PQL 85TH <br /> FOUR MiIE CREEK TURAL (Segmat22) (mg/p USED BY DR (PenniQ/IDD PERCE <br /> (Segment 2l) (mg/p Hardnue = 400 POSEY (I Nov (Aeculeb) NTILEr <br /> Herdvea = 400 mg/I mg/~ for rvSe 94) <br /> rar rvs. <br />Claui(muon Agwtic life Cod 1 Agwuc lift Cokl 2 Not Known <br /> Rrcreetiov 2 Rarvtiov 2 <br /> Agriculture Agncukue <br />Dieeolved 6.0/7.0 b.0/7.0 4.37 <br />Oxygw 6.96 <br />pH 6.5 - 9.0 6.5 - 9.0 6.5-9.0 0.20 <br />Ammottia 0.02 0.02 0.065 <br />Cyanide F 0.005 0.005 <br />Sulfde 0.002 0.002 0.008' <br />Anenic TR 0.050/0.050 rv5 0.360/0.150 0.15 0.01/0.05 0.007' <br /> ICP <br />Chromium 111 0.050/0.050 TVS 5 405/0.644 etc vex{ evVy 0.01/0.005 <br />Chromium VI rv5 0.016/0.011 0.100 rv5 0.016/0.011 T: 0.011 0.01/0.02 <br />Irov TR 1.0 1.0 1.0 /O.OI 16.0 <br />M~ganese TR 1.0 1.0 1.0 /0.005 ICP 8.9 <br />Mercury TR /0.00001 /0.00001 0.00001 0.00025/0.000 <br />1 0.001 <br />Cdvuum TR TVS 0.019/0.0034 0.010 rv5 0.047(0.0034 0.0049 0.0003/0.000{ 0.015 <br />Copper' rvS 0.065/0.039 0.200 TVS 0.065/0.039 0.059 0.005/0.005 0.025 <br /> ICP <br />1<ad rvS 0.899/0.028 0.100 rv5 0.899/0.028 0.055 0.005/0.05 0.008 <br /> ICP <br />Nickel TVS 2.645/0.274 0.200 rv5 2.645/0.274 0.398 0.05/0.01 0.10 <br />Selenium rvS 0.135(0.017 0.020 rv5 0.01 (KUte)/ O.OI7 0.01/0.005 60.025 <br /> HGA <br />Silver NS 0.022 acute oWy TVS 0.022 0,0019 0.0002!0.005- GO.OOl <br /> 0.0002 <br />Zinc rvS 0.779/0.743 2.0 rv5 0.379/0.343 0.519 0.05/0.005 1.7 <br />Aluminum Nonc Noee 0.087 <br />Notes: <br />Ueee AG~1 erd AG 1.5 data. <br />WAD Cyanide. <br />r Meth dale Wten from Dimolved dstn. <br />' 'Total' Chrovuum (Diuolved); include ell valence. <br />' Ir q9l OIIICIWYC IpC91Eed. DUlOlved COIIGCIIItgllmu aR Klected l0 ftprwcalamhlCM COIILWIlaIION. <br />12 <br />