Effluent quality data for mines in 2013: part 2, appendix E-1

Table of Contents

Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name Macassa Mine
Operator Name Kirkland Lake Gold Inc.
Product(s) Gold
Address Highway 66, #3 Shaft, Kirkland Lake, Ontario P2N 3J1
Effluent Discharge Point C Dam
Macassa Mine - C Dam
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  0.0006 0.0008 0.0007 0.0008 0.0005 0.0013 0.0019 0.0008 0.0009 0.0008 0.0006 0.0006
Cu (mg/L) 0.3  0.0056 0.0057 0.0061 0.0250 0.0075 0.0165 0.0244 0.0093 0.0088 0.0104 0.0150 0.0125
CN (mg/L) 1.0  0.0042 0.0128 0.0053 0.0154 0.0105 0.0120 0.0104 0.0015 0.0010 0.0048 0.1010 0.0478
Pb (mg/L)  0.2  0.0005 0.0005 0.0005 0.0006 0.0010 0.0005 0.0006 0.0005 0.0005 0.0005 0.0005 0.0005
Ni (mg/L)  0.5  0.0025 0.0021 0.0025 0.0032 0.0035 0.0030 0.0032 0.0022 0.0016 0.0020 0.0025 0.0033
Zn (mg/L) 0.5  0.0103 0.0093 0.1116 0.0112 0.0088 0.0043 0.0031 0.0053 0.0048 0.0046 0.0055 0.0068
TSS (mg/L) 15  1.55 1.03 1.43 2.60 1.63 2.63 3.80 1.18 2.75 2.50 1.38 0.88
Ra-226 (Bq/L) 0.37  NMR NMR 0.0025 NMR NMR 0.0050 NMR 0.0025 NMR 0.0025 NMR NMR
pH low  ≥6.0 7.8 8.0 6.1 7.6 7.4 7.7 7.8 7.8 7.8 7.3 7.6 7.7
pH high  ≤9.5 8.2 8.2 8.2 8.2 8.1 8.0 8.1 8.2 8.2 8.2 8.3 8.0
Flow (m3/month)  ____ 123,312 54,411 73,463 244,458 479,526 585,100 367,484 158,948 240,750 231,980 427,604 145,364
Rainbow Trout  Pass 1 1 1 1 1 1 1 1 1 1 1 1
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass 1 1 1 1 1 1 1 1 1 1 1 1
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name Magnacon Mine (part of Eagle River Mill)
Operator Name Wesdome Gold Mines Ltd.
Product(s) Gold
Address 93 Mission Road, P.O. Box 1520, Wawa, Ontario P0S 1K0
Effluent Discharge Point Magnacon Mine
Magnacon Mine (part of Eagle River Mill) - Magnacon Mine
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Cu (mg/L) 0.3  ND ND ND ND ND ND ND ND ND ND ND ND
CN (mg/L) 1.0  ND ND ND ND ND ND ND ND ND ND ND ND
Pb (mg/L)  0.2  ND ND ND ND ND ND ND ND ND ND ND ND
Ni (mg/L)  0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Zn (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
TSS (mg/L) 15  ND ND ND ND ND ND ND ND ND ND ND ND
Ra-226 (Bq/L) 0.37  ND ND ND ND ND ND ND ND ND ND ND ND
pH low  ≥6.0 ND ND ND ND ND ND ND ND ND ND ND ND
pH high  ≤9.5 ND ND ND ND ND ND ND ND ND ND ND ND
Flow (m3/month)  ____ ND ND ND ND ND ND ND ND ND ND ND ND
Rainbow Trout  Pass ND ND ND ND ND ND ND ND ND ND ND ND
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass ND ND ND ND ND ND ND ND ND ND ND ND
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name Matagami Mine
Operator Name Xstrata Canada Corporation / Glencore Canada Corporation
Product(s) Zinc-Copper
Address 500 Industriel Boulevard, Matagami, Quebec J0Y 2A0
Effluent Discharge Point Final Effluent (WLD)
Matagami Mine - Final Effluent (WLD)
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments: As of July 30, 2013, the ownership of Matagami Mine was transferred from Xstrata Canada Corporation to Glencore Canada Corporation.

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  0.0004 0.0007 0.0008 0.0005 0.0006 0.0011 0.0016 0.0040 0.0008 0.0005 0.0005 0.0006
Cu (mg/L) 0.3  0.0003 0.0003 0.0009 0.0026 0.0030 0.0038 0.0029 0.0019 0.0041 0.0038 0.0025 0.0034
CN (mg/L) 1.0  NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR
Pb (mg/L)  0.2  0.0012 0.0026 0.0038 0.0005 0.0016 0.0018 0.0007 0.0006 0.0009 0.0005 0.0009 0.0009
Ni (mg/L)  0.5  0.0039 0.0055 0.0030 0.0005 0.0015 0.0005 0.0008 0.0023 0.0014 0.0009 0.0006 0.0005
Zn (mg/L) 0.5  0.0099 0.0014 0.0104 0.1108 0.1226 0.0633 0.0296 0.0338 0.0369 0.0434 0.0413 0.0154
TSS (mg/L) 15  2.10 1.75 1.38 2.75 3.40 3.13 1.80 0.88 2.50 1.20 2.75 3.60
Ra-226 (Bq/L) 0.37  0.0020 NMR NMR NMR 0.0010 NMR 0.0010 NMR NMR 0.0030 NMR NMR
pH low  ≥6.0 8.8 8.8 8.7 8.9 8.6 9.0 7.4 7.5 8.5 9.0 9.0 8.8
pH high  ≤9.5 9.3 8.9 9.3 9.1 9.2 9.2 8.9 9.0 9.0 9.2 9.2 9.2
Flow (m3/month)  ____ 737,408 516,844 1,090,078 1,807,283 2,041,889 1,414,244 602,057 1,055,767 1,467,829 1,422,246 1,587,117 852,671
Rainbow Trout  Pass 1 1 1 1 1 1 1 1 1 1 1 1
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass 1 1 1 1 1 1 1 1 1 1 1 1
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name MAX Molybdenum Mine and Mill
Operator Name FortyTwo Metals Inc.
Product(s) Molybdenum
Address 42 Westside Road, Trout Lake, British Columbia V0G 1R0
Effluent Discharge Point MM.SiteD - Mine Portal Settling Pond
MAX Molybdenum Mine and Mill - MM.SiteD - Mine Portal Settling Pond
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Cu (mg/L) 0.3  ND ND ND ND ND ND ND ND ND ND ND ND
CN (mg/L) 1.0  ND ND ND ND ND ND ND ND ND ND ND ND
Pb (mg/L)  0.2  ND ND ND ND ND ND ND ND ND ND ND ND
Ni (mg/L)  0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Zn (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
TSS (mg/L) 15  ND ND ND ND ND ND ND ND ND ND ND ND
Ra-226 (Bq/L) 0.37  ND ND ND ND ND ND ND ND ND ND ND ND
pH low  ≥6.0 ND ND ND ND ND ND ND ND ND ND ND ND
pH high  ≤9.5 ND ND ND ND ND ND ND ND ND ND ND ND
Flow (m3/month)  ____ ND ND ND ND ND ND ND ND ND ND ND ND
Rainbow Trout  Pass ND ND ND ND ND ND ND ND ND ND ND ND
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass ND ND ND ND ND ND ND ND ND ND ND ND
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name MAX Molybdenum Mine and Mill
Operator Name FortyTwo Metals Inc.
Product(s) Molybdenum
Address 42 Westside Road, Trout Lake, British Columbia V0G 1R0
Effluent Discharge Point MM.SiteI - Settling Ponds Decant
MAX Molybdenum Mine and Mill - MM.SiteI - Settling Ponds Decant
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments: Only flow and pH data were provided for the first quarter. No pH and TSS data were provided for April and May.

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  - - - NMR NMR 0.0003 NMR NMR 0.0008 NMR 0.0010 0.0007
Cu (mg/L) 0.3  - - - NMR NMR 0.0001 NMR NMR 0.0001 NMR 0.0003 0.0002
CN (mg/L) 1.0  NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR
Pb (mg/L)  0.2  - - - NMR NMR 0.0001 NMR NMR 0.0001 NMR 0.0006 0.0001
Ni (mg/L)  0.5  - - - NMR NMR 0.0010 NMR NMR 0.0006 NMR 0.0005 0.0005
Zn (mg/L) 0.5  - - - NMR NMR 0.0020 NMR NMR 0.0020 NMR 0.0020 0.0020
TSS (mg/L) 15  - - - - - 3.00 0.50 0.50 0.50 0.50 0.50 0.50
Ra-226 (Bq/L) 0.37  - - - NMR NMR 0.0025 NMR NMR 0.0025 NMR 0.0100 NMR
pH low  ≥6.0 8.3 8.2 8.1 - - 8.3 8.1 8.1 8.2 8.1 8.1 8.0
pH high  ≤9.5 8.3 8.2 8.1 - - 8.3 8.1 8.1 8.2 8.1 8.2 8.0
Flow (m3/month)  ____ 114,669 42,461 47,010 54,926 120,167 110,970 114,669 114,669 110,970 110,970 76,112 56,983
Rainbow Trout  Pass - - - NMR NMR 1 NMR NMR 1 NMR NMR 1
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass - - - NMR NMR 1 NMR NMR 1 NMR NMR 1
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name MAX Molybdenum Mine and Mill
Operator Name FortyTwo Metals Inc.
Product(s) Molybdenum
Address 42 Westside Road, Trout Lake, British Columbia V0G 1R0
Effluent Discharge Point MM.TP - Tailings Pond Discharge
MAX Molybdenum Mine and Mill - MM.TP - Tailings Pond Discharge
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments: Only flow and pH data were provided for the first quarter.

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  - - ND ND ND ND ND ND ND ND ND ND
Cu (mg/L) 0.3  - - ND ND ND ND ND ND ND ND ND ND
CN (mg/L) 1.0  - - ND ND ND ND ND ND ND ND ND ND
Pb (mg/L)  0.2  - - ND ND ND ND ND ND ND ND ND ND
Ni (mg/L)  0.5  - - ND ND ND ND ND ND ND ND ND ND
Zn (mg/L) 0.5  - - ND ND ND ND ND ND ND ND ND ND
TSS (mg/L) 15  - - ND ND ND ND ND ND ND ND ND ND
Ra-226 (Bq/L) 0.37  - - ND ND ND ND ND ND ND ND ND ND
pH low  ≥6.0 8.9 8.9 ND ND ND ND ND ND ND ND ND ND
pH high  ≤9.5 8.9 8.9 ND ND ND ND ND ND ND ND ND ND
Flow (m3/month)  ____ 12,176 3,314 ND ND ND ND ND ND ND ND ND ND
Rainbow Trout  Pass - - ND ND ND ND ND ND ND ND ND ND
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass - - ND ND ND ND ND ND ND ND ND ND
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McAlpine Mill Site
Operator Name SMC (Canada) Ltd.
Product(s) Gold-Silver-Platinum-Palladium
Address Lot 4, Concession 4, P.O. Box 710, Coleman Road, Cobalt, Ontario P0J 1C0
Effluent Discharge Point Polishing Pond
McAlpine Mill Site - Polishing Pond
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  0.0688 0.1095 0.1288 0.1854 0.1980 0.1643 0.1280 0.0730 0.0758 0.0788 0.1288 0.1918
Cu (mg/L) 0.3  0.0028 0.0078 0.0083 0.0068 0.0050 0.0038 0.0020 0.0038 0.0040 0.0040 0.0060 0.0070
CN (mg/L) 1.0  NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR
Pb (mg/L)  0.2  0.0058 0.0049 0.0053 0.0041 0.0056 0.0034 0.0045 0.0045 0.0038 0.0056 0.0046 0.0036
Ni (mg/L)  0.5  0.0288 0.0245 0.0253 0.0212 0.0085 0.0095 0.0080 0.0100 0.0042 0.0070 0.0093 0.0212
Zn (mg/L) 0.5  0.0020 0.0018 0.0048 0.0062 0.0040 0.0015 0.0010 0.0010 0.0022 0.0013 0.0035 0.0074
TSS (mg/L) 15  4.75 8.00 4.25 6.60 11.75 7.50 5.00 4.00 3.40 3.50 5.25 2.80
Ra-226 (Bq/L) 0.37  NMR 0.0050 NMR NMR 0.0050 NMR NMR 0.0050 NMR NMR 0.0050 NMR
pH low  ≥6.0 7.1 8.1 8.1 8.0 8.4 7.9 8.1 7.9 8.0 8.0 8.0 7.9
pH high  ≤9.5 8.3 8.9 8.6 8.6 8.9 8.7 8.4 8.0 8.2 8.2 8.3 8.6
Flow (m3/month)  ____ 35,926 34,435 55,386 325,746 178,258 50,633 46,169 21,418 30,342 37,470 158,831 60,694
Rainbow Trout  Pass NMR 1 NMR NMR 1 NMR NMR 1 NMR NMR 1 NMR
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass 1 1 1 1 - - 1 1 2 1 1 1
Monitoring Test Fail - - - - 2 2 1 1 - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McArthur River Operation
Operator Name Cameco Corporation
Product(s) Uranium
Address 2121-11th Street West, Saskatoon, Saskatchewan S7M 1J3
Effluent Discharge Point Station 2.1
McArthur River Operation - Station 2.1
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  0.0019 0.0014 0.0015 0.0016 0.0015 0.0017 0.0025 0.0028 0.0016 0.0014 0.0016 0.0016
Cu (mg/L) 0.3  0.0012 0.0013 0.0011 0.0012 0.0011 0.0010 0.0010 0.0008 0.0010 0.0011 0.0014 0.0012
CN (mg/L) 1.0  NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR
Pb (mg/L)  0.2  0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001
Ni (mg/L)  0.5  0.0017 0.0014 0.0014 0.0018 0.0012 0.0009 0.0010 0.0012 0.0010 0.0009 0.0015 0.0013
Zn (mg/L) 0.5  0.0015 0.0013 0.0011 0.0015 0.0016 0.0020 0.0018 0.0023 0.0009 0.0010 0.0015 0.0014
TSS (mg/L) 15  1.00 0.63 2.25 0.70 0.50 0.50 1.70 1.00 0.63 0.60 0.50 0.60
Ra-226 (Bq/L) 0.37  0.0460 0.0575 0.0450 0.0480 0.0325 0.0450 0.0425 0.0225 0.1000 0.0720 0.0450 0.0380
pH low  ≥6.0 7.0 7.1 7.0 7.0 7.0 6.8 6.8 6.9 7.3 7.1 7.0 7.1
pH high  ≤9.5 7.3 7.3 7.3 7.7 7.5 7.4 7.5 7.4 7.4 7.6 7.2 7.4
Flow (m3/month)  ____ 207,050 208,925 182,999 178,570 202,281 185,752 178,107 147,394 211,910 193,126 183,465 183,465
Rainbow Trout  Pass NMR 1 NMR 1 NMR NMR NMR 1 NMR NMR 1 NMR
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass NMR 1 NMR 1 NMR NMR NMR 1 NMR NMR 1 NMR
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McArthur River Operation
Operator Name Cameco Corporation
Product(s) Uranium
Address 2121-11th Street West, Saskatoon, Saskatchewan S7M 1J3
Effluent Discharge Point Station 2.1B
McArthur River Operation - Station 2.1B
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Cu (mg/L) 0.3  ND ND ND ND ND ND ND ND ND ND ND ND
CN (mg/L) 1.0  ND ND ND ND ND ND ND ND ND ND ND ND
Pb (mg/L)  0.2  ND ND ND ND ND ND ND ND ND ND ND ND
Ni (mg/L)  0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Zn (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
TSS (mg/L) 15  ND ND ND ND ND ND ND ND ND ND ND ND
Ra-226 (Bq/L) 0.37  ND ND ND ND ND ND ND ND ND ND ND ND
pH low  ≥6.0 ND ND ND ND ND ND ND ND ND ND ND ND
pH high  ≤9.5 ND ND ND ND ND ND ND ND ND ND ND ND
Flow (m3/month)  ____ ND ND ND ND ND ND ND ND ND ND ND ND
Rainbow Trout  Pass ND ND ND ND ND ND ND ND ND ND ND ND
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass ND ND ND ND ND ND ND ND ND ND ND ND
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McArthur River Operation
Operator Name Cameco Corporation
Product(s) Uranium
Address 2121-11th Street West, Saskatoon, Saskatchewan S7M 1J3
Effluent Discharge Point Station 2.7
McArthur River Operation - Station 2.7
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  ND 0.0002 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001
Cu (mg/L) 0.3  ND 0.0002 0.0001 0.0001 0.0001 0.0001 0.0001 0.0005 0.0001 0.0001 0.0003 0.0001
CN (mg/L) 1.0  ND NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR
Pb (mg/L)  0.2  ND 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0002 0.0001 0.0001 0.0001 0.0001
Ni (mg/L)  0.5  ND 0.0016 0.0015 0.0014 0.0013 0.0021 0.0015 0.0016 0.0013 0.0020 0.0017 0.0022
Zn (mg/L) 0.5  ND 0.0240 0.0215 0.0476 0.0099 0.0081 0.0158 0.0273 0.0076 0.0121 0.0215 0.0282
TSS (mg/L) 15  ND 1.00 0.63 0.50 0.50 0.50 0.50 0.50 0.88 0.70 0.63 0.60
Ra-226 (Bq/L) 0.37  ND 0.1100 0.1050 0.1080 0.1025 0.1050 0.0960 0.1100 0.1050 0.1080 0.1050 0.1140
pH low  ≥6.0 ND 7.0 7.0 6.9 7.3 6.9 6.8 6.9 6.9 7.0 6.8 6.8
pH high  ≤9.5 ND 7.0 7.3 7.3 7.5 7.1 7.5 8.0 7.5 7.4 7.4 7.2
Flow (m3/month)  ____ ND 3,066 31,473 36,223 36,786 37,437 36,146 32,841 36,498 34,669 36,265 36,358
Rainbow Trout  Pass ND 1 NMR NMR 1 NMR NMR 1 NMR NMR 1 NMR
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass ND 1 NMR NMR 1 NMR NMR 1 NMR NMR 1 NMR
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McClean Lake Operation
Operator Name AREVA Resources Canada Inc.
Product(s) Uranium
Address P.O. Box 9204, 817-45th Street West, Saskatoon, Saskatchewan S7K 3X5
Effluent Discharge Point CM01-B
McClean Lake Operation - CM01-B
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  0.0005 0.0005 0.0005 0.0006 0.0006 0.0005 0.0005 0.0005 0.0007 0.0006 0.0008 0.0005
Cu (mg/L) 0.3  0.0010 0.0011 0.0014 0.0013 0.0018 0.0010 0.0012 0.0008 0.0005 0.0014 0.0018 0.0013
CN (mg/L) 1.0  NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR NMR
Pb (mg/L)  0.2  0.0005 0.0005 0.0004 0.0005 0.0005 0.0004 0.0004 0.0005 0.0005 0.0005 0.0005 0.0004
Ni (mg/L)  0.5  0.0190 0.0163 0.0105 0.0125 0.0155 0.0206 0.0255 0.0283 0.0224 0.0185 0.0213 0.0202
Zn (mg/L) 0.5  0.0018 0.0018 0.0014 0.0029 0.0023 0.0013 0.0014 0.0028 0.0013 0.0019 0.0011 0.0020
TSS (mg/L) 15  1.63 1.38 1.00 2.13 2.75 1.60 2.67 3.00 3.00 1.25 1.00 0.92
Ra-226 (Bq/L) 0.37  0.0031 0.0038 0.0051 0.0063 0.0031 0.0040 0.0054 0.0044 0.0040 0.0050 0.0075 0.0035
pH low  ≥6.0 7.0 7.0 7.0 6.9 7.1 6.7 7.0 7.2 7.2 7.1 7.2 7.1
pH high  ≤9.5 7.2 7.2 7.3 7.2 7.4 7.5 7.3 7.4 7.3 7.2 7.4 7.5
Flow (m3/month)  ____ 81,811 73,268 56,264 55,550 101,245 89,848 77,473 59,334 59,993 74,435 74,766 76,438
Rainbow Trout  Pass NMR NMR 1 NMR NMR 1 1 NMR NMR NMR NMR 1
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass NMR NMR 1 NMR NMR 1 1 NMR NMR NMR NMR 1
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McClean Lake Operation
Operator Name AREVA Resources Canada Inc.
Product(s) Uranium
Address P.O. Box 9204, 817-45th Street West, Saskatoon, Saskatchewan S7K 3X5
Effluent Discharge Point CM03
McClean Lake Operation - CM03
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Cu (mg/L) 0.3  ND ND ND ND ND ND ND ND ND ND ND ND
CN (mg/L) 1.0  ND ND ND ND ND ND ND ND ND ND ND ND
Pb (mg/L)  0.2  ND ND ND ND ND ND ND ND ND ND ND ND
Ni (mg/L)  0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Zn (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
TSS (mg/L) 15  ND ND ND ND ND ND ND ND ND ND ND ND
Ra-226 (Bq/L) 0.37  ND ND ND ND ND ND ND ND ND ND ND ND
pH low  ≥6.0 ND ND ND ND ND ND ND ND ND ND ND ND
pH high  ≤9.5 ND ND ND ND ND ND ND ND ND ND ND ND
Flow (m3/month)  ____ ND ND ND ND ND ND ND ND ND ND ND ND
Rainbow Trout  Pass ND ND ND ND ND ND ND ND ND ND ND ND
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass ND ND ND ND ND ND ND ND ND ND ND ND
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McClean Lake Operation
Operator Name AREVA Resources Canada Inc.
Product(s) Uranium
Address P.O. Box 9204, 817-45th Street West, Saskatoon, Saskatchewan S7K 3X5
Effluent Discharge Point SC01
McClean Lake Operation - SC01
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  ND ND ND ND ND ND ND 0.0074 0.0086 0.0081 0.0360 ND
Cu (mg/L) 0.3  ND ND ND ND ND ND ND 0.0004 0.0004 0.0011 0.0005 ND
CN (mg/L) 1.0  ND ND ND ND ND ND ND NMR NMR NMR NMR ND
Pb (mg/L)  0.2  ND ND ND ND ND ND ND 0.0008 0.0004 0.0004 0.0005 ND
Ni (mg/L)  0.5  ND ND ND ND ND ND ND 0.0660 0.0638 0.0598 0.0890 ND
Zn (mg/L) 0.5  ND ND ND ND ND ND ND 0.0021 0.0013 0.0006 0.0005 ND
TSS (mg/L) 15  ND ND ND ND ND ND ND 0.50 0.50 0.50 2.00 ND
Ra-226 (Bq/L) 0.37  ND ND ND ND ND ND ND 0.0056 0.0034 0.0025 0.0005 ND
pH low  ≥6.0 ND ND ND ND ND ND ND 6.6 6.7 6.8 7.0 ND
pH high  ≤9.5 ND ND ND ND ND ND ND 7.3 7.2 7.1 7.0 ND
Flow (m3/month)  ____ ND ND ND ND ND ND ND 43,625 77,330 71,843 6,625 ND
Rainbow Trout  Pass ND ND ND ND ND ND ND NMR 1 1 NMR ND
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass ND ND ND ND ND ND ND NMR 1 1 NMR ND
Monitoring Test Fail - - - - - - - - - - - -
Metal Mining Effluent Regulations (MMER)
2013 Effluent Compliance
Mine/Mill Name McClean Lake Operation
Operator Name AREVA Resources Canada Inc.
Product(s) Uranium
Address P.O. Box 9204, 817-45th Street West, Saskatoon, Saskatchewan S7K 3X5
Effluent Discharge Point SP01
McClean Lake Operation - SP01
Parameters Limits Jan. Feb. March April May June July Aug. Sep. Oct. Nov. Dec.

Comments:

Notes:
ND: No Deposit
NMR: No Measurement Required
Pass: ≤50% Mortality
Fail: >50% Mortality
Highlighted data indicate that a monthly effluent quality standard was exceeded for that month.
A "Pass" for the Daphnia magna monitoring test is not a requirement.

As (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Cu (mg/L) 0.3  ND ND ND ND ND ND ND ND ND ND ND ND
CN (mg/L) 1.0  ND ND ND ND ND ND ND ND ND ND ND ND
Pb (mg/L)  0.2  ND ND ND ND ND ND ND ND ND ND ND ND
Ni (mg/L)  0.5  ND ND ND ND ND ND ND ND ND ND ND ND
Zn (mg/L) 0.5  ND ND ND ND ND ND ND ND ND ND ND ND
TSS (mg/L) 15  ND ND ND ND ND ND ND ND ND ND ND ND
Ra-226 (Bq/L) 0.37  ND ND ND ND ND ND ND ND ND ND ND ND
pH low  ≥6.0 ND ND ND ND ND ND ND ND ND ND ND ND
pH high  ≤9.5 ND ND ND ND ND ND ND ND ND ND ND ND
Flow (m3/month)  ____ ND ND ND ND ND ND ND ND ND ND ND ND
Rainbow Trout  Pass ND ND ND ND ND ND ND ND ND ND ND ND
Acute Lethality Test  Fail - - - - - - - - - - - -
Daphnia magna Pass ND ND ND ND ND ND ND ND ND ND ND ND
Monitoring Test Fail - - - - - - - - - - - -
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