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SW_N202 <br />CONTENTS: RESULTS OF MONTHLY FIELD TESTS and SEMI-ANNUAL TESTING, <br />FLOW RATE CALCULATIONS, and FLOW RATE HYDROGRAPH <br />Monthly Field Tests <br />Quarterly Test <br />Surface Water Quality Parameters <br />SITE: SW -N202 <br />N18010101 E2112937 <br />LOCATION 28 Road Crossing, Unnamed drew <br />discharging eventually to Coal Canyon <br />Date of Collectan 18 -Oct -15 18 -Nov -15 8 -Dec -15 14-JantB 10 -Feb -18 28 -Mer -18 13Apr-18 23 -May -18 22 -Jun -18 29 -Jul -18 24 -Aug -18 28­SeP18 <br />FIELD PARAMETERS <br />PH <br />738 <br />848 <br />628 647 <br />627 <br />741 883 <br />780 <br />770 <br />769 793 <br />777 <br />Water Temperature(dog C) <br />105 <br />80 <br />84 45 <br />54 <br />74 102 <br />115 <br />189 <br />182 173 <br />it <br />Condutinty(unhosdcm) <br />1322 <br />1828 <br />1700 1819 <br />1912 <br />1389 1578 <br />808 <br />804 <br />930 793 <br />910 <br />Instantaneous Flow (cls) <br />0 857 <br />0 147 <br />0 083 0 181 <br />0 027 <br />0 153 0 108 <br />0 841 <br />0 977 <br />0 438 1 355 <br />1 301 <br />LABORATORY PARAMETERS <br />Metals Analysis <br />MDUS Units <br />Alunmum, total recoverable <br />02 <br />057 <br />0 09(B) <br />09 <br />00300 mai <br />A—. dissolved <br />00003(B) <br />U <br />00007(8) <br />00012 <br />00005 mai <br />Dow, dissolved <br />02 <br />022 <br />0 DB <br />007 <br />00100 mai <br />Cadmium, dissolved <br />0 0003(8) <br />00005 <br />U <br />U <br />00001 mat <br />Calcium, dissolved <br />240 <br />310 <br />111 <br />114 <br />02 mat <br />Chromium, dusloved <br />U <br />U <br />U <br />001(8) <br />001 'PL <br />Chromiun,Trrvaientdissolved <br />U <br />U <br />U <br />001(B) <br />001 mai <br />Capper, dissolved <br />U <br />0 0008(B) <br />0 0005(B) <br />0 0008(B) <br />00005 mat <br />Iron, dissolved <br />052 <br />08 <br />0 oe <br />Oil <br />002 mat <br />Iron, Total Recoverable <br />127 <br />214 <br />025 <br />1 31 <br />002 mai <br />Lead, dissolved <br />U <br />00003(B) <br />U <br />00002(B) <br />00001 mat <br />Magnesium, dissolved <br />637 <br />80 <br />277 <br />289 <br />02 mai <br />Manganese, dissolved <br />0 887 <br />1 14 <br />0 087 <br />0 032 <br />0 005 mai <br />Manganese, total recoverable <br />0 711 <br />1 t8 <br />0 073 <br />0 145 <br />00050 mPi. <br />Mercury, dissolved <br />U <br />U <br />U <br />U <br />00002 mat <br />Molybdenum, dissolved <br />U <br />U <br />U <br />U <br />001 mpg. <br />Nickel, dissolved <br />0 025(B) <br />0 038(B) <br />U <br />0 009(8) <br />001 mat <br />Potassium, dissolved <br />34 <br />37 <br />36 <br />29 <br />030 mat <br />Selenium, dissolved <br />U <br />U <br />0 0004 <br />00003 <br />00001 mai <br />Silver, dissolved <br />U <br />U <br />U <br />U <br />0 0001 mat <br />Sodium, dissolved <br />21 9 <br />28 8 <br />108 <br />109 <br />03 mai <br />Uranium, dissolved <br />00004(B) <br />00001(B) <br />00047 <br />00012 <br />00001 mat. <br />Zinc, dissolved <br />007 <br />012 <br />0 04(B) <br />U <br />001 mpa <br />Wet Chemistry <br />Bicarbonate as CaCO3 <br />908 <br />479 <br />222 <br />221 <br />2 mat <br />Carbonate as CaCO3 <br />U <br />U <br />U <br />U <br />2 mat <br />Hydronde as CaCO3 <br />U <br />U <br />U <br />U <br />2 mat <br />Total Alkalinity <br />906 <br />479 <br />222 <br />221 <br />2 mai <br />Ammonia as N, unionzed <br />000005(B) <br />000011 <br />U <br />U <br />0002 mat <br />Cabon-Aman Balance <br />-27 <br />-2 <br />-23 <br />-06 <br />% <br />Sum of Amens <br />19 <br />25 <br />8 8 <br />87 <br />01 meyL <br />Sum of Cations <br />18 <br />24 <br />8 4 <br />8 8 <br />01 mey2 <br />Chloride <br />78 <br />71 <br />55 <br />8 1 <br />1 mea <br />Conducb.y@25C <br />1480 <br />1710 <br />801 <br />744 <br />1 wracWn <br />Cyande, total <br />U <br />U <br />U <br />U <br />0003 mat <br />Dissolved Chromium Hevevelent <br />UH <br />U <br />UH <br />UH <br />0005 mai <br />Hardness as C.CO3 <br />882 <br />1100 <br />391 <br />404 <br />1 mat <br />Nitrate as N, dissolved <br />023 <br />009(B) <br />UH <br />005(BH) <br />002 mA <br />NitratsMitme as N. dissolve <br />023 <br />009(B) <br />UH <br />005(BH) <br />002 mat <br />Nitrite as N. dissolved <br />U <br />U <br />UH <br />UH <br />001 mat <br />Nitrogen, ammonia (Ion—d!) <br />012(B) <br />028 <br />U <br />U <br />005 mat. <br />pH (lab) <br />7B(H) <br />74(H) <br />82(H) <br />83H <br />O1 S0 <br />Phosphate <br />008(B) <br />U <br />U <br />008(B) <br />003 mai <br />Phosphorus, artho dissolved <br />0 02(B) <br />U <br />UH <br />0 02(BH) <br />001 mat <br />Residue, Filterable (TDS)@180 <br />1250 <br />1700 <br />558 <br />550 <br />10 mat <br />Residue, Non-Ftlterable (TSS) <br />U <br />5(B) <br />U <br />23 <br />5 mea <br />Residue, Settleable Matter (SS) <br />U <br />U <br />UH <br />U <br />01 ML,L0 <br />Sodium Absorption Rano in Wal <br />033 <br />035 <br />024 <br />024 <br />003 mat <br />Sulfate <br />791 <br />1110 <br />201 <br />193 <br />5 mai <br />Sulfide as S <br />U <br />U <br />U <br />U <br />0 02 mai <br />TOS(miculaled) <br />1190 <br />1570 <br />495 <br />491 <br />10 mat <br />TDS(ratio- measixe&k Iculal <br />105 <br />108 <br />113 <br />112 <br />1 N.pesve (-)=Ms. nen <br />T U • M dNeckdef MDL (Mnmuni ONacbm Lere4 <br />9 H-Excw4ee list fine <br />I <br />-HIS SITE SITE W ILL BE MONITORED FOR 4 QUARTERS BEFORE MINING TAKES PLACE <br />UARTERS BEFORE RECLAMATION BOND RELEASE <br />M \EMS\Naw Hommn North\Enmmnmental\5 0 WQCD\5 1 CDPS Permd\2018\2018_NHN_AHR <br />