AQSQID: 80011G013

Site Name: Estaci¢N Dif

Location: Salamanca (Irapuato), MX

Reporting: True, Located: True

Current AQI: 35.0

Salamanca (Irapuato) MX, MX: 20.558153, -101.20485

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A 26.0 ppb (37) 39.0 ppb (30) 1.53 ppb (17) 8.0 μg/m3 (7) 12.3 μg/m3 (51) 51.0
 
Feb. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 43.0 ppb (33) 1.4 ppb (16) 15.0 μg/m3 (14) 15.7 μg/m3 (58) 58.0
 
Feb. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 35.0 ppb (27) 1.6 ppb (18) 19.0 μg/m3 (17) 14.8 μg/m3 (56) 56.0
 
Feb. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A 22.0 ppb (31) 24.0 ppb (18) 1.72 ppb (19) 49.0 μg/m3 (45) 20.2 μg/m3 (67) 67.0
 
Feb. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A 22.0 ppb (31) 12.0 ppb (9) 2.02 ppb (22) 63.0 μg/m3 (54) 29.3 μg/m3 (87) 87.0
 
Feb. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 6.0 ppb (5) 2.03 ppb (23) 87.0 μg/m3 (66) 16.8 μg/m3 (60) 66.0
 
Feb. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 2.0 ppb (2) 2.04 ppb (23) 76.0 μg/m3 (60) 11.4 μg/m3 (48) 60.0
 
Feb. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A 22.0 ppb (31) 3.0 ppb (2) 1.82 ppb (20) 42.0 μg/m3 (38) 15.8 μg/m3 (58) 58.0
 
Feb. 17, 2020, noon N/A N/A N/A N/A N/A 18.0 ppb (26) 6.0 ppb (5) 1.51 ppb (17) 42.0 μg/m3 (38) 9.0 μg/m3 (38) 38.0
 
Feb. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A 17.0 ppb (24) 5.0 ppb (4) 1.45 ppb (16) 27.0 μg/m3 (25) 6.1 μg/m3 (25) 25.0
 
Feb. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 13.0 ppb (10) 1.35 ppb (15) 28.0 μg/m3 (25) 4.3 μg/m3 (18) 33.0
 
Feb. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A 24.0 ppb (34) 14.0 ppb (11) 1.38 ppb (15) 36.0 μg/m3 (33) 0.9 μg/m3 (4) 34.0
 
Feb. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 12.0 ppb (9) 1.39 ppb (15) 41.0 μg/m3 (37) 8.6 μg/m3 (36) 37.0
 
Feb. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 10.0 ppb (8) 1.48 ppb (16) 56.0 μg/m3 (50) 14.6 μg/m3 (56) 56.0
 
Feb. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A 24.0 ppb (34) 13.0 ppb (10) 1.57 ppb (17) 71.0 μg/m3 (58) 15.9 μg/m3 (58) 58.0
 
Feb. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A 24.0 ppb (34) 15.0 ppb (12) 1.85 ppb (21) 78.0 μg/m3 (62) 20.8 μg/m3 (69) 69.0
 
Feb. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A 24.0 ppb (34) 17.0 ppb (13) 2.15 ppb (24) 83.0 μg/m3 (64) 24.5 μg/m3 (77) 77.0
 
Feb. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A 24.0 ppb (34) 15.0 ppb (12) 2.06 ppb (23) 79.0 μg/m3 (62) 19.9 μg/m3 (67) 67.0
 
Feb. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 30.0 ppb (23) 1.82 ppb (20) 67.0 μg/m3 (56) 18.5 μg/m3 (64) 64.0
 
Feb. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A 19.0 ppb (27) 56.0 ppb (43) 1.55 ppb (17) 51.0 μg/m3 (46) 19.8 μg/m3 (67) 67.0
 
Feb. 17, 2020, midnight N/A N/A N/A N/A N/A 26.0 ppb (37) 75.0 ppb (58) 1.48 ppb (16) 39.0 μg/m3 (35) 32.5 μg/m3 (94) 94.0
 
Feb. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 78.0 ppb (61) 1.47 ppb (16) 25.0 μg/m3 (23) 18.2 μg/m3 (63) 63.0
 
Feb. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A 24.0 ppb (34) 76.0 ppb (59) 1.43 ppb (16) 18.0 μg/m3 (16) 25.2 μg/m3 (78) 78.0
 
Feb. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A 35.0 ppb (50) 77.0 ppb (60) 1.5 ppb (17) 42.0 μg/m3 (38) 40.4 μg/m3 (112) 112.0
 
Feb. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A 59.0 ppb (61) 76.0 ppb (59) 1.56 ppb (17) 53.0 μg/m3 (48) 35.7 μg/m3 (100) 100.0
 
Feb. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A 53.0 ppb (58) 65.0 ppb (50) 1.53 ppb (17) 36.0 μg/m3 (33) 50.2 μg/m3 (137) 137.0
 
Feb. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A 44.0 ppb (54) 49.0 ppb (38) 1.71 ppb (19) 42.0 μg/m3 (38) 28.0 μg/m3 (84) 84.0
 
Feb. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A 27.0 ppb (39) 37.0 ppb (28) 1.64 ppb (18) 35.0 μg/m3 (32) 26.9 μg/m3 (82) 82.0
 
Feb. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A 24.0 ppb (34) 26.0 ppb (20) 1.77 ppb (20) 49.0 μg/m3 (45) 32.7 μg/m3 (94) 94.0
 
Feb. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 14.0 ppb (11) 1.85 ppb (21) 59.0 μg/m3 (52) 22.1 μg/m3 (71) 71.0
 
Feb. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) N/A 1.96 ppb (22) 59.0 μg/m3 (52) 24.5 μg/m3 (77) 77.0
 
Feb. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 8.0 ppb (6) 1.63 ppb (18) 43.0 μg/m3 (39) 26.1 μg/m3 (80) 80.0
 
Feb. 16, 2020, noon N/A N/A N/A N/A N/A 14.0 ppb (20) 18.0 ppb (14) 1.5 ppb (17) 42.0 μg/m3 (38) 25.7 μg/m3 (79) 79.0
 
Feb. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 15.0 ppb (12) 1.46 ppb (16) 39.0 μg/m3 (35) 23.7 μg/m3 (75) 75.0
 
Feb. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 23.0 ppb (18) 1.44 ppb (16) 44.0 μg/m3 (40) 20.3 μg/m3 (68) 68.0
 
Feb. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 23.0 ppb (18) 1.41 ppb (16) 65.0 μg/m3 (55) 13.0 μg/m3 (52) 55.0
 
Feb. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 23.0 ppb (18) 1.44 ppb (16) 55.0 μg/m3 (50) 14.4 μg/m3 (55) 55.0
 
Feb. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 20.0 ppb (15) 1.55 ppb (17) 53.0 μg/m3 (48) 15.4 μg/m3 (57) 57.0
 
Feb. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 24.0 ppb (18) 1.63 ppb (18) 70.0 μg/m3 (58) 21.4 μg/m3 (70) 70.0
 
Feb. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 17.0 ppb (13) 1.86 ppb (21) 73.0 μg/m3 (59) 33.3 μg/m3 (95) 95.0
 
Feb. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 9.0 ppb (7) 2.5 ppb (28) 131.0 μg/m3 (88) 36.1 μg/m3 (102) 102.0
 
Feb. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 3.0 ppb (2) 2.86 ppb (32) 132.0 μg/m3 (88) 27.7 μg/m3 (83) 88.0
 
Feb. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 14.0 ppb (11) 2.54 ppb (28) 82.0 μg/m3 (64) 20.0 μg/m3 (67) 67.0
 
Feb. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 42.0 ppb (32) 1.62 ppb (18) 53.0 μg/m3 (48) 22.1 μg/m3 (71) 71.0
 
Feb. 16, 2020, midnight N/A N/A N/A N/A N/A 12.0 ppb (17) 51.0 ppb (39) 1.71 ppb (19) 56.0 μg/m3 (50) 20.7 μg/m3 (69) 69.0
 
Feb. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 61.0 ppb (47) 1.64 ppb (18) 34.0 μg/m3 (31) 20.2 μg/m3 (67) 67.0
 
Feb. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 62.0 ppb (48) 1.6 ppb (18) 38.0 μg/m3 (35) 19.8 μg/m3 (67) 67.0
 
Feb. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A 19.0 ppb (27) 64.0 ppb (49) 1.55 ppb (17) 24.0 μg/m3 (22) 35.0 μg/m3 (99) 99.0
 
Feb. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 58.0 ppb (45) 1.69 ppb (19) 29.0 μg/m3 (26) 25.9 μg/m3 (80) 80.0
 
Feb. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 48.0 ppb (37) 1.58 ppb (18) 25.0 μg/m3 (23) 21.3 μg/m3 (70) 70.0
 
Feb. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 36.0 ppb (28) 1.75 ppb (19) 41.0 μg/m3 (37) 21.3 μg/m3 (70) 70.0
 
Feb. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 25.0 ppb (19) 1.81 ppb (20) 40.0 μg/m3 (36) 23.2 μg/m3 (74) 74.0
 
Feb. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 19.0 ppb (15) 1.74 ppb (19) 40.0 μg/m3 (36) 21.9 μg/m3 (71) 71.0
 
Feb. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 11.0 ppb (8) 1.74 ppb (19) 43.0 μg/m3 (39) 10.5 μg/m3 (44) 44.0
 
Feb. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 10.0 ppb (8) 1.63 ppb (18) 37.0 μg/m3 (34) 8.9 μg/m3 (37) 37.0
 
Feb. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 14.0 ppb (11) 1.47 ppb (16) 17.0 μg/m3 (15) 12.3 μg/m3 (51) 51.0
 
Feb. 15, 2020, noon N/A N/A N/A N/A N/A 12.0 ppb (17) 17.0 ppb (13) 1.4 ppb (16) 24.0 μg/m3 (22) 13.7 μg/m3 (54) 54.0
 
Feb. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 19.0 ppb (15) 1.38 ppb (15) 24.0 μg/m3 (22) 9.5 μg/m3 (40) 40.0
 
Feb. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 19.0 ppb (15) 1.38 ppb (15) 19.0 μg/m3 (17) 5.6 μg/m3 (23) 23.0
 
Feb. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 21.0 ppb (16) 1.37 ppb (15) 27.0 μg/m3 (25) 0.7 μg/m3 (3) 25.0
 
Feb. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 22.0 ppb (17) 1.38 ppb (15) 33.0 μg/m3 (30) 1.4 μg/m3 (6) 30.0
 
Feb. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 25.0 ppb (19) 1.39 ppb (15) 45.0 μg/m3 (41) 9.8 μg/m3 (41) 41.0
 
Feb. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 24.0 ppb (18) 1.41 ppb (16) 50.0 μg/m3 (45) 12.2 μg/m3 (50) 50.0
 
Feb. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 4.0 ppb (3) 3.19 ppb (35) 105.0 μg/m3 (75) 22.9 μg/m3 (73) 75.0
 
Feb. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 18.0 ppb (14) 2.23 ppb (25) 64.0 μg/m3 (54) 21.4 μg/m3 (70) 70.0
 
Feb. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 48.0 ppb (37) 1.55 ppb (17) 47.0 μg/m3 (43) 12.7 μg/m3 (51) 51.0
 
Feb. 15, 2020, midnight N/A N/A N/A N/A N/A 14.0 ppb (20) 61.0 ppb (47) 1.44 ppb (16) 29.0 μg/m3 (26) 9.7 μg/m3 (40) 47.0
 
Feb. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 64.0 ppb (49) 1.45 ppb (16) 18.0 μg/m3 (16) 5.4 μg/m3 (23) 49.0
 
Feb. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 51.0 ppb (39) 1.43 ppb (16) 24.0 μg/m3 (22) 19.0 μg/m3 (65) 65.0
 
Feb. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A 17.0 ppb (24) 44.0 ppb (34) 1.52 ppb (17) 10.0 μg/m3 (9) 24.8 μg/m3 (77) 77.0
 
Feb. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 42.0 ppb (32) 1.73 ppb (19) 25.0 μg/m3 (23) 28.2 μg/m3 (84) 84.0
 
Feb. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 39.0 ppb (30) 1.73 ppb (19) 24.0 μg/m3 (22) 11.6 μg/m3 (48) 48.0
 
Feb. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 29.0 ppb (22) 1.77 ppb (20) 36.0 μg/m3 (33) 7.8 μg/m3 (32) 33.0
 
Feb. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 23.0 ppb (18) 1.69 ppb (19) 34.0 μg/m3 (31) 8.8 μg/m3 (37) 37.0
 
Feb. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 19.0 ppb (15) 1.64 ppb (18) 44.0 μg/m3 (40) 9.5 μg/m3 (40) 40.0
 
Feb. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 15.0 ppb (12) 1.71 ppb (19) 38.0 μg/m3 (35) 8.9 μg/m3 (37) 37.0
 
Feb. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 11.0 ppb (8) 1.68 ppb (19) 33.0 μg/m3 (30) 7.2 μg/m3 (30) 30.0
 
Feb. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 12.0 ppb (9) 1.58 ppb (18) 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
Feb. 14, 2020, noon N/A N/A N/A N/A N/A 14.0 ppb (20) 16.0 ppb (12) 1.39 ppb (15) 19.0 μg/m3 (17) 8.6 μg/m3 (36) 36.0
 
Feb. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 18.0 ppb (14) 1.35 ppb (15) 21.0 μg/m3 (19) 6.2 μg/m3 (26) 26.0
 
Feb. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 20.0 ppb (15) 1.33 ppb (15) 15.0 μg/m3 (14) 6.4 μg/m3 (27) 27.0
 
Feb. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 1.34 ppb (15) 28.0 μg/m3 (25) 7.5 μg/m3 (31) 31.0
 
Feb. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (13) 1.37 ppb (15) 37.0 μg/m3 (34) 9.2 μg/m3 (38) 38.0
 
Feb. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 18.0 ppb (14) 1.43 ppb (16) 41.0 μg/m3 (37) 8.0 μg/m3 (33) 37.0
 
Feb. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 18.0 ppb (14) 1.45 ppb (16) 51.0 μg/m3 (46) 5.6 μg/m3 (23) 46.0
 
Feb. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 15.0 ppb (12) 1.57 ppb (17) 47.0 μg/m3 (43) 21.7 μg/m3 (71) 71.0
 
Feb. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 15.0 ppb (12) 1.56 ppb (17) 48.0 μg/m3 (44) 13.7 μg/m3 (54) 54.0
 
Feb. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 16.0 ppb (12) 1.59 ppb (18) 62.0 μg/m3 (54) 18.7 μg/m3 (64) 64.0
 
Feb. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 24.0 ppb (18) 1.83 ppb (20) 44.0 μg/m3 (40) 13.2 μg/m3 (53) 53.0
 
Feb. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 45.0 ppb (35) 1.43 ppb (16) 45.0 μg/m3 (41) 10.5 μg/m3 (44) 44.0
 
Feb. 14, 2020, midnight N/A N/A N/A N/A N/A 13.0 ppb (19) 53.0 ppb (41) 1.4 ppb (16) 27.0 μg/m3 (25) 6.9 μg/m3 (29) 41.0
 
Feb. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 54.0 ppb (42) 1.43 ppb (16) 14.0 μg/m3 (13) 7.1 μg/m3 (30) 42.0
 
Feb. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 49.0 ppb (38) 1.38 ppb (15) 10.0 μg/m3 (9) 11.3 μg/m3 (47) 47.0
 
Feb. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 47.0 ppb (36) 1.39 ppb (15) 15.0 μg/m3 (14) 13.2 μg/m3 (53) 53.0
 
Feb. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 42.0 ppb (32) 1.53 ppb (17) 22.0 μg/m3 (20) 19.7 μg/m3 (66) 66.0
 
Feb. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 36.0 ppb (28) 1.54 ppb (17) 11.0 μg/m3 (10) 20.1 μg/m3 (67) 67.0
 
Feb. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 37.0 ppb (28) 1.53 ppb (17) 19.0 μg/m3 (17) 18.5 μg/m3 (64) 64.0
 
Feb. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 28.0 ppb (22) 1.66 ppb (18) 45.0 μg/m3 (41) 28.9 μg/m3 (86) 86.0
 
Feb. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 14.0 ppb (11) 1.86 ppb (21) 88.0 μg/m3 (66) 32.6 μg/m3 (94) 94.0
 
Feb. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 5.0 ppb (4) 2.17 ppb (24) 108.0 μg/m3 (76) 26.8 μg/m3 (81) 81.0
 
Feb. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 2.0 ppb (2) 2.68 ppb (30) 89.0 μg/m3 (67) 21.2 μg/m3 (70) 70.0
 
Feb. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 3.0 ppb (2) 1.89 ppb (21) 54.0 μg/m3 (49) 20.6 μg/m3 (68) 68.0
 
Feb. 13, 2020, noon N/A N/A N/A N/A N/A 12.0 ppb (17) 5.0 ppb (4) 1.46 ppb (16) 34.0 μg/m3 (31) 11.2 μg/m3 (47) 47.0
 
Feb. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 6.0 ppb (5) 1.4 ppb (16) 35.0 μg/m3 (32) 11.0 μg/m3 (46) 46.0
 
Feb. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 7.0 ppb (5) 1.46 ppb (16) 28.0 μg/m3 (25) 11.8 μg/m3 (49) 49.0
 
Feb. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 6.0 ppb (5) 1.45 ppb (16) 32.0 μg/m3 (29) 13.2 μg/m3 (53) 53.0
 
Feb. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 3.0 ppb (2) 1.44 ppb (16) 41.0 μg/m3 (37) 19.2 μg/m3 (65) 65.0
 
Feb. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 5.0 ppb (4) 1.48 ppb (16) 33.0 μg/m3 (30) 10.9 μg/m3 (45) 45.0
 
Feb. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 12.0 ppb (9) 1.35 ppb (15) 27.0 μg/m3 (25) 8.3 μg/m3 (35) 35.0
 
Feb. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 14.0 ppb (11) 1.37 ppb (15) 35.0 μg/m3 (32) 8.8 μg/m3 (37) 37.0
 
Feb. 13, 2020, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 19.0 ppb (15) 1.39 ppb (15) 26.0 μg/m3 (24) 9.1 μg/m3 (38) 38.0
 
Feb. 13, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 26.0 ppb (20) 1.4 ppb (16) 35.0 μg/m3 (32) 8.2 μg/m3 (34) 34.0
 
Feb. 13, 2020, 2 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 27.0 ppb (21) 1.45 ppb (16) 46.0 μg/m3 (42) 5.8 μg/m3 (24) 42.0
 
Feb. 13, 2020, 1 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 26.0 ppb (20) 1.36 ppb (15) 34.0 μg/m3 (31) 7.0 μg/m3 (29) 31.0
 
Feb. 13, 2020, midnight N/A N/A N/A N/A N/A 11.0 ppb (16) 33.0 ppb (25) 1.34 ppb (15) 49.0 μg/m3 (45) 6.7 μg/m3 (28) 45.0
 
Feb. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 43.0 ppb (33) 1.34 ppb (15) 42.0 μg/m3 (38) 3.6 μg/m3 (15) 38.0
 
Feb. 12, 2020, 10 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 42.0 ppb (32) 1.34 ppb (15) 31.0 μg/m3 (28) 6.9 μg/m3 (29) 32.0
 
Feb. 12, 2020, 9 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 39.0 ppb (30) 1.36 ppb (15) 22.0 μg/m3 (20) 10.8 μg/m3 (45) 45.0
 
Feb. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 35.0 ppb (27) 1.39 ppb (15) 26.0 μg/m3 (24) 10.8 μg/m3 (45) 45.0
 
Feb. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 34.0 ppb (26) 1.4 ppb (16) 11.0 μg/m3 (10) 18.8 μg/m3 (64) 64.0
 
Feb. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 32.0 ppb (25) 1.51 ppb (17) 11.0 μg/m3 (10) 17.6 μg/m3 (62) 62.0
 
Feb. 12, 2020, 5 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 27.0 ppb (21) 1.4 ppb (16) 6.0 μg/m3 (5) 7.3 μg/m3 (30) 30.0
 
Feb. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 19.0 ppb (15) 1.55 ppb (17) 11.0 μg/m3 (10) 8.0 μg/m3 (33) 33.0
 
Feb. 12, 2020, 3 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 9.0 ppb (7) 1.63 ppb (18) 29.0 μg/m3 (26) 9.7 μg/m3 (40) 40.0
 
Feb. 12, 2020, 2 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 3.0 ppb (2) 1.74 ppb (19) 31.0 μg/m3 (28) 8.7 μg/m3 (36) 36.0
 
Feb. 12, 2020, 1 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 6.0 ppb (5) 1.47 ppb (16) 15.0 μg/m3 (14) 7.9 μg/m3 (33) 33.0
 
Feb. 12, 2020, noon N/A N/A N/A N/A N/A 11.0 ppb (16) 9.0 ppb (7) 1.35 ppb (15) 20.0 μg/m3 (18) 8.6 μg/m3 (36) 36.0
 
Feb. 12, 2020, 11 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 12.0 ppb (9) 1.32 ppb (15) 18.0 μg/m3 (16) 6.8 μg/m3 (28) 28.0
 
Feb. 12, 2020, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (13) 1.28 ppb (14) 13.0 μg/m3 (12) 3.8 μg/m3 (16) 16.0
 
Feb. 12, 2020, 9 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 20.0 ppb (15) 1.28 ppb (14) 17.0 μg/m3 (15) 4.4 μg/m3 (18) 18.0
 
Feb. 12, 2020, 8 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 20.0 ppb (15) 1.28 ppb (14) 23.0 μg/m3 (21) 4.6 μg/m3 (19) 21.0
 
Feb. 12, 2020, 7 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 18.0 ppb (14) 1.3 ppb (14) 35.0 μg/m3 (32) 8.8 μg/m3 (37) 37.0
 
Feb. 12, 2020, 6 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 21.0 ppb (16) 1.35 ppb (15) 22.0 μg/m3 (20) 13.5 μg/m3 (53) 53.0
 
Feb. 12, 2020, 5 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 24.0 ppb (18) 1.36 ppb (15) 30.0 μg/m3 (27) 14.2 μg/m3 (55) 55.0
 
Feb. 12, 2020, 4 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 27.0 ppb (21) 1.4 ppb (16) 34.0 μg/m3 (31) 16.1 μg/m3 (59) 59.0
 
Feb. 12, 2020, 3 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 29.0 ppb (22) 1.39 ppb (15) 59.0 μg/m3 (52) 15.1 μg/m3 (57) 57.0
 
Feb. 12, 2020, 2 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 30.0 ppb (23) 1.6 ppb (18) 66.0 μg/m3 (56) 12.3 μg/m3 (51) 56.0
 
Feb. 12, 2020, 1 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 37.0 ppb (28) 1.69 ppb (19) 52.0 μg/m3 (47) 10.9 μg/m3 (45) 47.0
 
Feb. 12, 2020, midnight N/A N/A N/A N/A N/A 14.0 ppb (20) 55.0 ppb (42) 1.43 ppb (16) 30.0 μg/m3 (27) 11.8 μg/m3 (49) 49.0
 
Feb. 11, 2020, 11 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 55.0 ppb (42) 1.38 ppb (15) 14.0 μg/m3 (13) 11.4 μg/m3 (48) 48.0
 
Feb. 11, 2020, 10 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 53.0 ppb (41) 1.41 ppb (16) 5.0 μg/m3 (5) 11.1 μg/m3 (46) 46.0
 
Feb. 11, 2020, 9 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 50.0 ppb (38) 1.39 ppb (15) 2.0 μg/m3 (2) 11.1 μg/m3 (46) 46.0
 
Feb. 11, 2020, 8 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 48.0 ppb (37) 1.37 ppb (15) 9.0 μg/m3 (8) 20.0 μg/m3 (67) 67.0
 
Feb. 11, 2020, 7 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 42.0 ppb (32) 1.38 ppb (15) 21.0 μg/m3 (19) 20.6 μg/m3 (68) 68.0
 
Feb. 11, 2020, 6 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 34.0 ppb (26) 1.41 ppb (16) 27.0 μg/m3 (25) 19.9 μg/m3 (67) 67.0
 
Feb. 11, 2020, 5 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 24.0 ppb (18) 1.68 ppb (19) 65.0 μg/m3 (55) 32.2 μg/m3 (93) 93.0
 
Feb. 11, 2020, 4 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 11.0 ppb (8) 1.99 ppb (22) 117.0 μg/m3 (81) 48.8 μg/m3 (133) 133.0
 
Feb. 11, 2020, 3 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 3.0 ppb (2) 2.54 ppb (28) 190.0 μg/m3 (118) 35.7 μg/m3 (100) 118.0
 
Feb. 11, 2020, 2 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 4.0 ppb (3) 2.83 ppb (31) 98.0 μg/m3 (72) 18.1 μg/m3 (63) 72.0
 
Feb. 11, 2020, 1 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 3.0 ppb (2) 1.93 ppb (21) 53.0 μg/m3 (48) 10.7 μg/m3 (45) 48.0
 
Feb. 11, 2020, noon N/A N/A N/A N/A N/A 13.0 ppb (19) 5.0 ppb (4) 1.42 ppb (16) 26.0 μg/m3 (24) 9.2 μg/m3 (38) 38.0
 
Feb. 11, 2020, 11 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 9.0 ppb (7) 1.31 ppb (15) 12.0 μg/m3 (11) 7.5 μg/m3 (31) 31.0
 
Feb. 11, 2020, 10 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 8.0 ppb (6) 1.28 ppb (14) 20.0 μg/m3 (18) 16.3 μg/m3 (59) 59.0
 
Feb. 11, 2020, 9 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 12.0 ppb (9) 1.38 ppb (15) 30.0 μg/m3 (27) 18.1 μg/m3 (63) 63.0
 
Feb. 11, 2020, 8 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 11.0 ppb (8) 1.49 ppb (17) 48.0 μg/m3 (44) 18.4 μg/m3 (64) 64.0
 
Feb. 11, 2020, 7 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 11.0 ppb (8) 1.45 ppb (16) 41.0 μg/m3 (37) 7.4 μg/m3 (31) 37.0
 
Feb. 11, 2020, 6 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 9.0 ppb (7) 1.44 ppb (16) 36.0 μg/m3 (33) 5.5 μg/m3 (23) 33.0
 
Feb. 11, 2020, 5 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 15.0 ppb (12) 1.31 ppb (15) 20.0 μg/m3 (18) 7.9 μg/m3 (33) 33.0
 
Feb. 11, 2020, 4 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 15.0 ppb (12) 1.37 ppb (15) 40.0 μg/m3 (36) 9.4 μg/m3 (39) 39.0
 
Feb. 11, 2020, 3 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 13.0 ppb (10) 1.62 ppb (18) 53.0 μg/m3 (48) 8.6 μg/m3 (36) 48.0
 
Feb. 11, 2020, 2 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 12.0 ppb (9) 1.65 ppb (18) 48.0 μg/m3 (44) 6.7 μg/m3 (28) 44.0
 
Feb. 11, 2020, 1 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 28.0 ppb (22) 1.43 ppb (16) 26.0 μg/m3 (24) 4.8 μg/m3 (20) 24.0
 
Feb. 11, 2020, midnight N/A N/A N/A N/A N/A 13.0 ppb (19) 36.0 ppb (28) 1.32 ppb (15) 20.0 μg/m3 (18) 5.1 μg/m3 (21) 28.0
 
Feb. 10, 2020, 11 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 34.0 ppb (26) 1.36 ppb (15) 8.0 μg/m3 (7) 5.6 μg/m3 (23) 26.0
 
Feb. 10, 2020, 10 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 40.0 ppb (31) 1.32 ppb (15) 10.0 μg/m3 (9) 7.2 μg/m3 (30) 31.0
 
Feb. 10, 2020, 9 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 37.0 ppb (28) 1.43 ppb (16) 14.0 μg/m3 (13) 10.4 μg/m3 (43) 43.0
 
Feb. 10, 2020, 8 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 37.0 ppb (28) 1.41 ppb (16) 1.0 μg/m3 (1) 19.0 μg/m3 (65) 65.0
 
Feb. 10, 2020, 7 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 36.0 ppb (28) 1.37 ppb (15) 5.0 μg/m3 (5) 17.0 μg/m3 (61) 61.0