Air Quality Monitoring Results Supplementary Data Department of Environment and Local Government

Air Quality Monitoring Results Supplementary Data 211 Department of Environment and Local Government

New Brunswick Department of Environment and Local Government Environmental Reporting Series 213 This report provides detailed, site-specific air quality information, and is provided as a companion document to the Department of Environment and Local Government s Air Quality Monitoring Results 211 report, which is available electronically via the DELG website: www.gnb.ca/environment Feedback We are interested in your feedback on this report. All suggestions will be considered, and if possible, incorporated in future reports. You may contact the State of the Environment Branch, Department of Environment and Local Government (DELG) at (56) 457-4844, by fax at (56) 453-2265 or by e-mail at darrell.welles@ gnb.ca with any comments.

TABLE OF CONTENTS PART I: PROVINCIALLY OPERATED AIR QUALITY MONITORING NETWORKS...1 Network Map - New Brunswick Air Quality Monitoring Network, Provincially Operated Stations...2 Continuous Air Quality Monitoring Results...3 Carbon Monoxide...3 Nitrogen Dioxide...4 Ozone...6 Fine Particulate Matter...1 Sulphur Dioxide...13 Total Reduced Sulphur...14 Volatile Organic Compounds, Saint John Region...15 Air Toxics...15 Ozone Depleting Substances...17 Smog-Forming VOCs...18 PART II: ACID PRECIPITATION MONITORING NETWORK...23 Network Map - New Brunswick Acid Precipitation Monitoring Network...24 Sulphate Deposition Trends... Network-wide Annual Mean Sulphate Concentration Trend...26 PART III: INDUSTRY-OPERATED AIR QUALITY MONITORING NETWORKS...27 Network Map - New Brunswick Air Quality Monitoring Network, Industry Operated Stations...28 Industry-Operated Monitoring Network Results... 29 Xstrata, Belledune...29 NB Power, Belledune...31 NB Power, Dalhousie...35 NB Power, Millbank...38 NB Power, Coleson Cove...41 Irving Oil Ltd., Saint John...43 Irving Pulp and Paper, Saint John...46 Irving Pulp and Paper, Lake Utopia...47 Twin Rivers Paper Company, Edmundston...48 AV Nackawic, Nackawic...5 AV Cell, Atholville...51 PART IV: DETAILED STATION LOCATION MAPS...52 Saint John Region...53 Dalhousie and Belledune...54 Edmundston and Lower Newcastle...55 i

List of Acronyms and Abbreviations CO H 2 S ppb ppm µg/m 3 NO 2 O 3 PM 2.5 SO 2 TRS TSP VOC Carbon Monoxide Hydrogen Sulphide Parts per billion Parts per million Micrograms per cubic meter Nitrogen Dioxide Ozone Fine Particulate Matter (less than 2.5 microns) Sulphur Dioxide Total Reduced Sulphur Total Suspended Particulate Volatile Organic Compound ii

PART I: PROVINCIALLY OPERATED AIR QUALITY MONITORING NETWORKS 1

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PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Carbon Monoxide 35 Carbon Monoxide Concentration Aberdeen Street - Fredericton (211) 35 Carbon Monoxide Concentration Customs Building - Saint John (211) Concentration - One-Hour Average (ppm) 3 2 15 1 5 1 hour 1 standard hour (3 ppm) ppm) Concentration - One-Hour Average (ppm) 3 2 15 1 5 1 hour standard (3 ppm) 35 Carbon Monoxide Concentration Highfield Street - Moncton (211) Concentration - One-Hour Average (ppm) 3 2 15 1 5 1 hour 1 hour standard (3 ppm) 3

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Nitrogen Dioxide 24 22 2 18 16 14 12 1 8 6 4 2 Nitrogen Dioxide Concentration Aberdeen Street - Fredericton (211) 1 hour standard (21 ppb) 24 22 2 18 16 14 12 1 8 6 4 2 Nitrogen Dioxide Concentration Hillcrest - Saint John (211) 1 hour standard (21 ppb) 24 22 2 18 16 14 12 1 8 6 4 2 Nitrogen Dioxide Concentration Champlain Heights - Saint John (211) 1 hour standard (21 ppb) 24 22 2 18 16 14 12 1 8 6 4 2 Nitrogen Dioxide Concentration Forest Hills - Saint John (211) 1 hour standard (21 ppb) 4

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Nitrogen Dioxide 24 22 2 18 16 14 12 1 8 6 4 2 Nitrogen Dioxide Concentration Customs Building - Saint John (211) 1 hour standard(21 ppb) 24 22 2 18 16 14 12 1 8 6 4 2 Nitrogen Dioxide Concentration Highfield Street - Moncton (211) 1 hour standard (21 ppb) 24 22 2 18 16 14 12 1 8 6 4 2 Nitrogen Dioxide Concentration Rough Waters Drive- Bathurst (211) 1 hour standard (21 ppb) 5

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Ozone 1 9 8 7 6 5 4 3 2 1 Ozone Concentration St. Leonard (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Aberdeen Street - Fredericton (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Canterbury (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Blissville (211) 1 hour standard (82 ppb) 6

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Ozone 1 9 8 7 6 5 4 3 2 1 Ozone Concentration HMSC - St. Andrews (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 1 hour standard (82 ppb) Ozone Concentration Point Lepreau (211) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Hillcrest - Saint John (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Forest Hills - Saint John (211) 1 hour standard (82 ppb) 7

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Ozone 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Customs Building - Saint John (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Fundy Park (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Highfield Street - Moncton (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Norton (211) 1 hour standard (82 ppb) 8

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Ozone 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Lower Newcastle - Miramichi (211) 1 hour standard (82 ppb) 1 9 8 7 6 5 4 3 2 1 Ozone Concentration Rough Waters Drive - Bathurst (211) 1 hour standard (82 ppb) 9

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Fine Particulate Matter Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Aberdeen Street - Fredericton (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Canterbury (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) HMSC St. Andrews (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Hillcrest - Saint John (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) 1

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Fine Particulate Matter Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Castle Street - Saint John (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Champlain Heights School - Saint John (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Forest Hills - Saint John (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Highfield Street - Moncton (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) 11

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Fine Particulate Matter Concentration - 24-Hour Average (µg/m 3 ) 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Rough Waters Drive- Bathurst (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) 12

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Sulphur Dioxide 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Hillcrest - Saint John (211) 1 hour standard (169.5 ppb) 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Champlain Heights - Saint John (211) 1 hour standard (169.5 ppb) 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Forest Hills - Saint John (211) 1 hour standard (169.5 ppb) 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Customs Building - Saint John (211) 1 hour standard (169.5 ppb) 13

PART I: PROVINCIALLY OPERATED NETWORKS - Continuous Air Quality Monitoring Results Total Reduced Sulphur 4 35 3 2 15 1 5 Total Reduced Sulphur Concentration Hillcrest - Saint John (211) 1 hour H 2 S standard (11 ppb) 4 35 3 2 15 1 5 Total Reduced Sulphur Concentration Champlain Heights School - Saint John (211) 1 hour H 2 S standard (11 ppb) 4 Total Reduced Sulphur Concentration Forest Hills - Saint John (211) 35 3 2 15 1 5 1 hour H 2 S standard (11 ppb) 14

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds, Saint John Region Air Toxics Annual Average Concentration (ppb) Parameter Point Lepreau Forest Hills Champlain Heights 1,1,2,2-Tetrachloroethane *.6.22 1,1,2-Trichloroethane.57.6.4 1,1-Dichloroethylene *.3.2 1,2 Dibromoethane *.7.4 1,2-Dichloroethane.1353.177.1963 1,2-Dichloropropane *.339.357 1,3-Butadiene.161.2465.26 Acetaldehyde *.37466 * Benzene.6373.17113.41571 Carbontetrachloride.81.886.8656 Chloroform.1642.16.2273 Chloromethane.58539.58772.58819 Dichloromethane.629.6267.6323 Ethylbenzene.535.3415.15777 Formaldehyde *.79919 * Hexachlorobutadiene *.27.27 m and p-xylene.998.9339.4629 Styrene.489.562.378 Tetrachloroethylene.381.1349.568 Toluene.3751.2447.911 Trichloroethylene.13.129.144 Vinylchloride.57.6.61 * Not available 15

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds, Saint John Region Air Toxics - Annual Average Concentration Range Charts Annual Average Concentration (ppb).8.7.6.5.4.3.2.1. Lower Concentration Range Point Lepreau Forest Hills Champlain Heights Annual Average Concentration (ppb).16.14.12.1.8.6.4.2. Intermediate Concentration Range Point Lepreau Forest Hills Champlain Heights Annual Average Concentration (ppb) 1.2 1.1 1..9.8.7.6.5.4.3.2.1. Point Lepreau Forest Hills Champlain Heights Higher Concentration Range 16

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds - Saint John Region Ozone Depleting Substances Parameter Annual Average Concentration (ppb) Point Lepreau Forest Hills Champlain Heights 1,1,1-Trichloroethane.648.735.7 Bromodichloromethane *.52.2 Bromoform.889.281.29 Bromomethane.1323.1391.1434 Carbontetrachloride.81.886.8656 Chloroethane.739.795.691 Chloroform.1642.16.2273 Chloromethane.58539.58772.58819 Dibromochloromethane *.42.43 Annual Average Concentration (ppb).7.6.5.4.3.2.1 Ozone Depleting Substances Annual Average Concentration Comparisons Point Lepreau Forest Hills Champlain Heights Dibromomethane *.4.417. Freon11.2778.2858.27752 Freon113.7727.7959.792 Freon114.159.175.1716 Freon12.51423.5372.52618 Freon22.19431.21293.2797 Hexachlorobutadiene *.27.27 Hexachlorobutadiene Dibromochloromethane Bromodichloromethane Bromoform Dibromomethane 1,1,1-Trichloroethane Chloroethane Bromomethane Freon114 Chloroform Freon113 Carbontetrachloride Freon22 Freon11 Freon12 Chloromethane * Not available 17

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds - Saint John Region Smog-Forming VOCs * Not available Parameter Annual Average Concentration (ppb) Point Lepreau Forest Hills Champlain Heights 1,1,2,2-Tetrachloroethane *.6.22 1,1,2-Trichloroethane.57.6.4 1,1-Dichloroethane *.2.4 1,1-Dichloroethylene *.3.2 1,2,3-Trimethylbenzene.18.1131.4424 1,2,4-Trichlorobenzene *.137.149 1,2,4-Trimethylbenzene.284.3428.14519 1,2-Dichlorobenzene *.49.53 1,2-Dichloroethane.1353.177.1963 1,2-Dichloropropane *.339.357 1,2-Diethylbenzene *.182.39 1,3,5-Trimethylbenzene.85.972.459 1,3-Butadiene.161.2465.26 1,3-Dichlorobenzene *.44.47 1,3-Diethylbenzene.17.26.861 1,4-Dichlorobenzene.11.178.15 1,4-Dichlorobutane *.. 1,4-Diethylbenzene.67.823.2892 1-Butene/Isobutene.352.23578.88161 1-Butyne.9.27.13 1-Decene *.139.11 1-Heptene *.85.99 1-Hexene..1938.12615 1-Methylcyclohexene *.16.657 1-Methylcyclopentene *.635.743 1-Nonene *.39.81 18 Parameter Annual Average Concentration (ppb) Point Lepreau Forest Hills Champlain Heights 1-Octene *.551.16 1-Pentene.877.5842.3363 1-Propyne.56.2442.183 1-Undecene *.184.97 2,2,3-Trimethylbutane *.182.889 2,2,4-Trimethylpentane.617.74.26974 2,2,5-Trimethylhexane.44.6.1938 2,2-Dimethylbutane.3.1517.6881 2,2-Dimethylhexane.1 * * 2,2-Dimethylpentane.46.351.2195 2,2-Dimethylpropane.175.718.3143 2,3,4-Trimethylpentane.19.262.9271 2,3-Dimethylbutane.294.4515.32673 2,3-Dimethylpentane.288.2787.14726 2,4-Dimethylhexane.19.16.6327 2,4-Dimethylpentane.168.2114.11876 2,5-Dimethylhexane.169.1272.5315 2-Ethyl-1-Butene * *.7634 2-Ethyltoluene.92.1233.4335 2-Methyl-1-butene.6.982.65995 2-Methyl-2-butene.177.856.9274 2-Methylheptane.5.2433.15211 2-Methylhexane.562.561.31742 2-Methylpentane.1328.17797 1.26459 2-Pentanone/Isovaleraldehyde *.2911 * * Not available

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds - Saint John Region Smog-Forming VOCs Parameter Annual Average Concentration (ppb) Point Lepreau Forest Hills Champlain Heights 3,6-Dimethyloctane *.315.131 3-Ethyltoluene.169.211.9215 3-Methyl-1-butene *.567.1382 3-Methyl-1-pentene.37.348.2997 3-Methylheptane.29.22.12645 3-Methylhexane.617.6361.34815 3-Methylpentane.12.11894.82733 4-Ethyltoluene.92.1116.445 4-Methyl-1-pentene.61.27.2 4-Methylheptane.9.874.5287 Acetaldehyde *.37466 * Acetylene.22961.3812.33644 Acrolein *.959 * a-pinene.2.261.7934 Benzaldehyde *.3742 * Benzene.6373.17113.41571 Benzylchloride *.4.17 b-pinene.1348.722.516 Butane.17462 1.824 5.13982 Camphene.161.4676.5693 Chlorobenzene.334.161.89 cis-1,2-dichloroethylene *.4.2 cis-1,2-dimethylcyclohexane..419.292 cis-1,3-dichloropropene *.. cis-1,3-dimethylcyclohexane.45.1585.14294 Parameter Annual Average Concentration (ppb) Point Lepreau Forest Hills Champlain Heights cis-1,4/t-1,3-dimethylcyclohexane.119.492.4582 cis-2-butene.211.16676.343 cis-2-heptene.1.44 cis-2-hexene.33.774.854 cis-2-pentene.72.4145.3813 cis-3-methyl-2-pentene..82.7869 cis-4-methyl-2-pentene.3.642.5994 Crotonaldehyde *.373 * Cyclohexane.71.91.72322 Cyclohexene *.4.53 Cyclopentane.45.5945.42792 Cyclopentene.65.861.9452 Decane.351.5292.14882 d-limonene.472.1186.1587 Dodecane.952.388.5234 Ethane 1.55537 2.59267 3.39319 Ethylbenzene.535.3415.15777 Ethylbromide *.4.37 Ethylene.299.61469.52478 Formaldehyde *.79919 * Heptane.748.7493.4562 Hexanal *.1922 * Hexane.1558.1656 1.7274 Hexylbenzene *.112.165 * Not available * Not available 19

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds - Saint John Region Smog-Forming VOCs Parameter Annual Average Concentration (ppb) Point Lepreau Forest Hills Champlain Heights Indane.48.42.1682 Isobutane.9855.91146 2.8931 iso-butylbenzene.15.18.424 Isopentane.8294 1.1792 6.614 Isoprene.2444.5788.6651 iso-propylbenzene.66.339.1748 m and p-xylene.998.9339.4629 Methyl Ethyl Ketone *.12716 * Methyl Isobutyl Ketone *.741 * Methyl Tert-Butyl Ether *.71.12 Methylcyclohexane.646.7983.71781 Methylcyclopentane.658.9941.73178 m-tolualdehyde *.38 * Naphthalene.265.1184.182 n-butylbenzene.21.264.982 Nonane.51.3765.17738 n-propylbenzene.118.837.3761 Octane.599.42.23337 o-tolualdehyde *.49 * o-xylene.49.3413.161 p-cymene.282.68.958 Pentane.592.57592 3.6555 Propane.5613 2.21272 2.96541 Parameter p-tolualdehyde *. * sec-butylbenzene.18.19.118 Styrene.489.562.378 tert-butylbenzene *.13.39 Toluene.3751.2447.911 trans-1,2-dichloroethylene *.5.47 trans-1,2-dimethylcyclohexane.347 *. trans-1,3-dichloropropene *.. trans-1,4-dimethylcyclohexane.133.699.6364 trans-2-butene.243.14835.377 trans-2-heptene *.112.697 trans-2-hexene.38.877.7582 trans-2-octene *.1538.15367 trans-2-pentene.1.7565.6715 trans-3-heptene *.118.793 trans-3-methyl-2-pentene.19.373.33 trans-4-methyl-2-pentene *.178.15 Trichloroethylene.13.129.144 Undecane.369.4621.8723 Valeraldehyde *.161 * Vinylchloride.57.6.61 * Not available Annual Average Concentration (ppb) Point Lepreau Forest Hills Champlain Heights Propionaldehyde *.6849 * Propylene.4974 1.65715.4333 * Not available 2

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds - Saint John Region Smog-Forming VOCs - Annual Average Concentration Range Charts Annual Average Concentration (ppb).9.8.7.6.5.4.3.2.1. Point Lepreau Forest Hills Champlain Heights Lower Concentration Range Annual Average Concentration (ppb).2.18.16.14.12.1.8.6.4.2. Point Lepreau Forest Hills Champlain Heights Intermediate Concentration Range 21

PART I: PROVINCIALLY OPERATED NETWORKS - Volatile Organic Compounds - Saint John Region Smog-Forming VOCs - Annual Average Concentration Range Charts 7. 6. Higher Concentration Range Annual Average Concentration (ppb) 5. 4. 3. 2. 1.. Point Lepreau Forest Hills Champlain Heights 22

PART II: ACID PRECIPITATION MONITORING NETWORK 23

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PART II: ACID PRECIPITATION MONITORING NETWORK - Sulphate Deposition Trends Annual Sulphate Wet Deposition (kg/ha/yr) at New Brunswick Monitoring Sites, 21-211 Site 21 22 23 24 26 27 28 29 21 211 St. Maure 7.38 8.27 9.5 8. 11.51 1.89 1.62 11.2 7.67 7.8 7.19 Robertville 8.51 11.24 8.14 8.56 14.2 13.34 1.49 1.32 8.76 8.6 7.38 Nictau 12.54 1.8 7.3 8.2 9.53 11.72 7.91** 8.21 6.44 5.1 6.7 Trout Brook 1.16 9.54 9.52 6.68 11.33 11.28 9.17 8.26 6.91 5.69 5.49 Holtville 9.11 11.12 11.18 8.83 12.63 12.64 9.26 11.43 8.93 4.99 7.52 Harcourt 7.67 1.35 1.55 7.78 1.72 1.9 8.79 1.92 8.52 6.76 5.69 Canterbury 8.7 12. 9.97 7.52 13.86 --- --- 9.92 7.29 5.49 8. Coles Island 7.79 11.3 11.13 8.64 9.86 9.62 9.38 8.39 7.43 5.44 5.84 South Oromocto Lake 1.19 11.89 12.37 --- --- 12.96 11.55 11.89 9.8 6.77 6.73 Pennfield 11.54 16.43 14.55 14.1 19.67 18.85 14.41 17.81 15.2 12.49 --- Lakewood Heights 1.83 19.17 19.96 14.7 14.79* 16.64 13.32 15.67 13.48 8.29 --- Fundy 14.65 17.76 16.55 14.4 19. 19.51 14.53 18.79 13.91 9.65 11.2 --- insufficient data * 48 Weeks reporting ** 49 Weeks reporting

PART II: ACID PRECIPITATION MONITORING NETWORK - Network-wide Annual Mean Sulphate Concentration Trend 2. Network-wide Average Sulphate Concentration in Precipitation New Brunswick, 1986-211 Mean Sulphate Concentration (mg/l) 1.8 1.6 1.4 1.2 1..8.6.4.2. Number of Monitoring Sites 7 7 18 19 19 14 15 17 16 17 14 14 13 13 13 13 13 13 13 13 13 13 13 12 12 12 1986 1987 1988 1989 199 1991 1992 1993 1994 1995 1996 1997 1998 1999 2 21 22 23 24 26 27 28 29 21 211 26

PART III: INDUSTRY-OPERATED AIR QUALITY MONITORING NETWORKS 27

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PART III: INDUSTRY-OPERATED NETWORKS - Xstrata, Belledune - Sulphur Dioxide 5 475 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Xstrata - Belledune - Chalmers (211) 1 hour standard (339 ppb) 5 475 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Xstrata - Belledune - Boulay (211) 1 hour standard (339 ppb) 5 475 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Xstrata - Belledune - Townsite (211) 1 hour standard (339 ppb) 29

PART III: INDUSTRY-OPERATED NETWORKS - Xstrata, Belledune - Total Suspended Particulate Concentration - Daily Average (µg/m 3 ) 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Total Suspended Particulate (TSP) Xstrata - Belledune - Chalmers (211) Daily Standard (12 µg/m 3 ) Concentration - Daily Average (µg/m 3 ) 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Total Suspended Particulate (TSP) Xstrata - Belledune - Boulay (211) Daily Standard (12 µg/m 3 ) Concentration - Daily Average (µg/m 3 ) 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Total Suspended Particulate (TSP) Xstrata - Belledune - Townsite (211) Daily Standard (12 µg/m 3 ) 3

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Belledune - Nitrogen Dioxide 23 22 21 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Nitrogen Dioxide Concentration NB Power Belledune - Belledune East (211) 1 hour standard (21 ppb) 23 22 21 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Nitrogen Dioxide Concentration NB Power Belledune - Belledune Municipal Hall (211) 1 hour standard (21 ppb) 31

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Belledune - Fine Particulate Matter Concentration - 24-Hour Average (µg/m 3 ) 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) NB Power Belledune - Belledune East (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) NB Power Belledune - Belledune Municipal Hall (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) 32

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Belledune - Sulphur Dioxide 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Belledune - Belledune East (211) 1 hour standard (339 ppb) 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Belledune - Municipal Hall (211) 1 hour standard (339 ppb) 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Belledune - Jacquet River (211) 1 hour standard (339 ppb) 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Belledune - Madran (211) 1 hour standard (339 ppb) 33

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Belledune - Sulphur Dioxide 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Belledune - Pointe-Verte (211) 1 hour standard (339 ppb) 34

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Dalhousie - Sulphur Dioxide 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Dalhousie - Tower (211) 1 hour standard (339 ppb) 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Dalhousie - Mobile (211) 1 hour standard (339 ppb) 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Dalhousie - Charlo (211) 1 hour standard (339 ppb) 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Dalhousie - Bayview (211) 1 hour standard (339 ppb) 35

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Dalhousie - Sulphur Dioxide 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Dalhousie - Pointe à la Garde (211) 1 hour standard (339 ppb) 36

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Dalhousie - Total Suspended Particulate Concentration - Daily Average (µg/m 3 ) 14 13 12 11 1 9 8 7 6 5 4 3 2 Total Suspended Particulate (TSP) NB Power - Dalhousie - Dalhousie Tower (211) Daily Standard (12 µg/m 3 ) Concentration - Daily Average (µg/m 3 ) 14 13 12 11 1 9 8 7 6 5 4 3 2 Total Suspended Particulate (TSP) NB Power - Dalhousie - Coal Berm (211) Daily Standard (12 µg/m 3 ) 1 1 37

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Millbank - Nitrogen Dioxide 23 22 21 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Nitrogen Dioxide Concentration NB Power - Millbank - Rockcliff (211) 1 hour standard (21 ppb) 23 22 21 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Nitrogen Dioxide Concentration NB Power - Millbank - Lower Newcastle (211) 1 hour standard (21 ppb) 38

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Millbank - Sulphur Dioxide 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Millbank - Lower Newcastle (211) 1 hour standard (339 ppb) 375 35 3 3 275 2 2 175 15 1 1 75 5 NB Power - Millbank - Rockcliff (211) 1 hour standard (339 ppb) 39

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Millbank - Total Suspended Particulate Concentration - Daily Average (µg/m 3 ) 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Total Suspended Particulate (TSP) NB Power - Millbank - Rockcliff (211) Daily Standard (12 µg/m 3 ) 4

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Coleson Cove - Fine Particulate Matter Concentration - 24-Hour Average (µg/m 3 ) 5. 45. 4. 35. 3.. 2. 15. 1. 5. Fine Particulate Matter (PM 2.5 ) NB Power Coleson Cove - Lorneville (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) Concentration - 24-Hour Average (µg/m 3 ) 5. 45. 4. 35. 3.. 2. 15. 1. 5. Fine Particulate Matter (PM 2.5 ) NB Power Coleson Cove - Manawagonish Road (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ).. 41

PART III: INDUSTRY-OPERATED NETWORKS - NB Power, Coleson Cove - Sulphur Dioxide 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 NB Power Coleson Cove - Lorneville (211) 1 hour standard (169.5 ppb) 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 NB Power Coleson Cove - Manawagonish Road (211) 1 hour standard (169.5 ppb) 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 NB Power Coleson Cove - Musquash (211) 1 hour standard (169.5 ppb) 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 NB Power Coleson Cove - Grand Bay - Westfield (211) 1 hour standard (169.5 ppb) 42

PART III: INDUSTRY-OPERATED NETWORKS - Irving Oil Ltd., Saint John - Nitrogen Dioxide 23 22 21 2 19 18 17 16 15 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Nitrogen Dioxide Concentration Irving Oil - Grandview West 2 - Saint John (211) 1 hour standard (21 ppb) 43

PART III: INDUSTRY-OPERATED NETWORKS - Irving Oil Ltd., Saint John - Sulphur Dioxide 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Irving Forest Products - Saint John (211) 1 hour standard (169.5 ppb) 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Irving Oil - Silver Falls - Saint John (211) 1 hour standard (169.5 ppb) 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Irving Oil - Midwood Avenue - Saint John (211) 1 hour standard (169.5 ppb) 44

PART III: INDUSTRY-OPERATED NETWORKS - Irving Oil Ltd., Saint John - Total Reduced Sulphur 34 32 3 28 26 24 22 2 18 16 14 12 1 8 6 4 2 Total Reduced Sulphur Concentration Irving Oil Limited - Midwood Avenue - Saint John (211) 1 hour H 2 S standard (11 ppb) 45

PART III: INDUSTRY-OPERATED NETWORKS - Irving Pulp and Paper, Saint John - Total Reduced Sulphur 34 32 3 28 26 24 22 2 18 16 14 12 1 8 6 4 2 Total Reduced Sulphur Concentration Irving Pulp and Paper - Milford - Saint John (211) 1 hour H 2 S standard (11 ppb) 46

PART III: INDUSTRY-OPERATED NETWORKS - Irving Pulp and Paper, Lake Utopia - Sulphur Dioxide 2 2 175 15 1 1 75 5 Irving Pulp and Paper - Lake Utopia Paper (211) 1 hour standard (169.5 ppb) 47

PART III: INDUSTRY-OPERATED NETWORKS - Twin Rivers Paper Company, Edmundston - Fine Particulate Matter Concentration - 24-Hour Average (µg/m 3 ) 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) Twin Rivers - Edmundston - Cormier School (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) 48

PART III: INDUSTRY-OPERATED NETWORKS - Twin Rivers Paper Company, Edmundston - Sulphur Dioxide 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Twin Rivers - Edmundston - St. Mary's (211) 1 hour standard (339 ppb) 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 Twin Rivers - Edmundston - Cormier School (211) 1 hour standard (339 ppb) 49

PART III: INDUSTRY-OPERATED NETWORKS - AV Nackawic, Nackawic - All Parameters Concentration - 24-Hour Average (µg/m 3 ) 6 55 5 45 4 35 3 2 15 1 5 Fine Particulate Matter (PM 2.5 ) AV Nackawic - Caverhill Road (211) 24-h Canada Wide Standard reference point (3 µg/m 3 ) 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 AV Nackawic - Caverhill Road (211) 1 hour standard (339 ppb) 13 12 11 1 9 8 7 6 5 4 3 2 1 Total Reduced Sulphur Concentration AV Nackawic - Caverhill Road (211) 1 hour H 2 S standard (11 ppb) Concentration - Daily Average (µg/m 3 ) 14 13 12 11 1 9 8 7 6 5 4 3 2 1 Total Suspended Particulate (TSP) AV Nackawic - Caverhill Road (211) Daily Standard (12 µg/m 3 ) 5

PART III: INDUSTRY-OPERATED NETWORKS - AV Cell, Atholville - Sulphur Dioxide 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 AV Cell - Atholville - Beauvista East (211) 1 hour standard (339 ppb) 45 4 4 375 35 3 3 275 2 2 175 15 1 1 75 5 AV Cell - Atholville - Boom Road (211) 1 hour standard (339 ppb) 51

PART IV: DETAILED STATION LOCATION MAPS 52

PART IV: DETAILED STATION LOCATION MAPS - Saint John Region Grand Bay/Musquash/Saint John Area 53 The City of Saint John

PART IV: DETAILED STATION LOCATION MAPS - Dalhousie and Belledune Dalhousie Area Belledune Area 54

PART IV: DETAILED STATION LOCATION MAPS - Edmundston and Lower Newcastle Edmundston Area Lower Newcastle 55