ID: 2554

AQSQID: 80011G012

Site Name: Estaci¢N Nativitas

Added: April 21, 2020, 6:24 p.m.

Updated: April 22, 2021, 9:43 a.m.

Location: Salamanca (Benito Juárez), MX

Reporting: True, Located: True

Current AQI: 37.0

Salamanca (Benito Juárez) MX, MX: 20.565228, -101.18824

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 22, 2021, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 20.0 ppb (19) 1.14 ppb (13) 39.4 μg/m3 (37) N/A 37.0
 
April 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 1.15 ppb (13) 51.2 μg/m3 (48) N/A 48.0
 
April 22, 2021, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 1.15 ppb (13) 67.6 μg/m3 (58) N/A 58.0
 
April 22, 2021, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 22.0 ppb (21) 1.25 ppb (14) 79.4 μg/m3 (64) N/A 64.0
 
April 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 33.0 ppb (31) 1.38 ppb (16) 103.1 μg/m3 (75) N/A 75.0
 
April 22, 2021, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 36.0 ppb (34) 1.41 ppb (16) 123.3 μg/m3 (85) N/A 85.0
 
April 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (35) 1.71 ppb (20) 74.1 μg/m3 (61) N/A 61.0
 
April 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 54.0 ppb (50) 1.45 ppb (16) 59.0 μg/m3 (53) N/A 53.0
 
April 22, 2021, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 59.0 ppb (65) 1.3 ppb (15) 53.8 μg/m3 (50) N/A 65.0
 
April 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 61.0 ppb (71) 1.2 ppb (14) 49.9 μg/m3 (47) N/A 71.0
 
April 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 59.0 ppb (65) 1.17 ppb (14) 48.1 μg/m3 (45) N/A 65.0
 
April 21, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 54.0 ppb (50) 1.16 ppb (14) 45.4 μg/m3 (43) N/A 50.0
 
April 21, 2021, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 52.0 ppb (49) 1.12 ppb (13) 37.8 μg/m3 (35) N/A 49.0
 
April 21, 2021, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 47.0 ppb (44) 1.13 ppb (13) 42.8 μg/m3 (40) N/A 44.0
 
April 21, 2021, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 42.0 ppb (39) 1.17 ppb (14) 53.2 μg/m3 (50) N/A 50.0
 
April 21, 2021, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 33.0 ppb (31) 1.19 ppb (14) 67.5 μg/m3 (58) N/A 58.0
 
April 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 26.0 ppb (25) 1.24 ppb (14) 66.1 μg/m3 (57) N/A 57.0
 
April 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 12.0 ppb (12) 1.31 ppb (15) 95.0 μg/m3 (71) N/A 71.0
 
April 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 4.0 ppb (4) 1.44 ppb (16) 91.7 μg/m3 (70) N/A 70.0
 
April 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 12.0 ppb (12) 1.58 ppb (19) 81.1 μg/m3 (64) N/A 64.0
 
April 21, 2021, noon N/A N/A N/A N/A N/A 13.0 ppb (19) 3.0 ppb (3) 1.52 ppb (18) 129.3 μg/m3 (88) N/A 88.0
 
April 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 44.0 ppb (62) 21.0 ppb (20) 1.6 ppb (19) 93.5 μg/m3 (71) N/A 71.0
 
April 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 31.0 ppb (45) 11.0 ppb (11) 1.34 ppb (15) 69.1 μg/m3 (58) N/A 58.0
 
April 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 34.0 ppb (49) 12.0 ppb (12) 1.34 ppb (15) 83.6 μg/m3 (66) N/A 66.0
 
April 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 24.0 ppb (35) 13.0 ppb (13) 1.33 ppb (15) 81.5 μg/m3 (65) N/A 65.0
 
April 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 1.51 ppb (18) 88.9 μg/m3 (68) N/A 68.0
 
April 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (22) 1.27 ppb (15) 70.8 μg/m3 (59) N/A 59.0
 
April 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 27.0 ppb (25) 1.33 ppb (15) 69.2 μg/m3 (59) N/A 59.0
 
April 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 30.0 ppb (28) 1.29 ppb (15) 87.0 μg/m3 (67) N/A 67.0
 
April 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 18.0 ppb (17) 1.61 ppb (19) 88.1 μg/m3 (68) N/A 68.0
 
April 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 29.0 ppb (27) 1.33 ppb (15) 68.2 μg/m3 (58) N/A 58.0
 
April 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 43.0 ppb (40) 1.17 ppb (14) 45.0 μg/m3 (42) N/A 42.0
 
April 21, 2021, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 44.0 ppb (41) 1.1 ppb (13) 34.1 μg/m3 (32) N/A 41.0
 
April 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 43.0 ppb (40) 1.06 ppb (13) 38.4 μg/m3 (36) N/A 40.0
 
April 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 45.0 ppb (42) 1.1 ppb (13) 29.2 μg/m3 (28) N/A 42.0
 
April 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 44.0 ppb (41) 1.08 ppb (13) 20.3 μg/m3 (19) N/A 41.0
 
April 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 47.0 ppb (44) 1.1 ppb (13) 25.4 μg/m3 (24) N/A 44.0
 
April 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 44.0 ppb (41) 1.11 ppb (13) 25.6 μg/m3 (24) N/A 41.0
 
April 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 45.0 ppb (42) 1.15 ppb (13) 38.7 μg/m3 (36) N/A 42.0
 
April 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 31.0 ppb (45) 43.0 ppb (40) 1.27 ppb (15) 63.4 μg/m3 (56) N/A 56.0
 
April 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 40.0 ppb (57) 29.0 ppb (27) 1.41 ppb (16) 128.1 μg/m3 (88) N/A 88.0
 
April 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 9.0 ppb (9) 1.83 ppb (21) 131.6 μg/m3 (89) N/A 89.0
 
April 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 4.0 ppb (4) 2.0 ppb (23) 121.1 μg/m3 (84) N/A 84.0
 
April 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 4.0 ppb (4) 2.05 ppb (23) 111.0 μg/m3 (79) N/A 79.0
 
April 20, 2021, noon N/A N/A N/A N/A N/A 8.0 ppb (12) 6.0 ppb (6) 1.6 ppb (19) 71.7 μg/m3 (60) N/A 60.0
 
April 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 16.0 ppb (15) 1.4 ppb (16) 55.0 μg/m3 (51) N/A 51.0
 
April 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (12) 1.44 ppb (16) 60.7 μg/m3 (54) N/A 54.0
 
April 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (15) 1.46 ppb (18) 69.0 μg/m3 (58) N/A 58.0
 
April 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 11.0 ppb (11) 1.47 ppb (18) 72.5 μg/m3 (60) N/A 60.0
 
April 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 17.0 ppb (16) 1.38 ppb (16) 80.6 μg/m3 (64) N/A 64.0
 
April 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 19.0 ppb (18) 1.39 ppb (16) 79.7 μg/m3 (64) N/A 64.0
 
April 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (25) 1.33 ppb (15) 72.9 μg/m3 (60) N/A 60.0
 
April 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (31) 1.25 ppb (14) 67.0 μg/m3 (57) N/A 57.0
 
April 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (31) 1.19 ppb (14) 48.6 μg/m3 (45) N/A 45.0
 
April 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 36.0 ppb (34) 1.19 ppb (14) 55.3 μg/m3 (52) N/A 52.0
 
April 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 42.0 ppb (39) 1.13 ppb (13) 52.5 μg/m3 (49) N/A 49.0
 
April 20, 2021, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 43.0 ppb (40) 1.09 ppb (13) 51.0 μg/m3 (48) N/A 48.0
 
April 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 44.0 ppb (41) 1.09 ppb (13) 45.8 μg/m3 (43) N/A 43.0
 
April 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (42) 1.08 ppb (13) 56.0 μg/m3 (52) N/A 52.0
 
April 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 43.0 ppb (40) 1.09 ppb (13) 57.2 μg/m3 (53) N/A 53.0
 
April 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 43.0 ppb (40) 1.11 ppb (13) 34.2 μg/m3 (32) N/A 40.0
 
April 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (42) 1.15 ppb (13) 45.1 μg/m3 (42) N/A 42.0
 
April 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 50.0 ppb (47) 1.21 ppb (14) 68.0 μg/m3 (58) N/A 58.0
 
April 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 43.0 ppb (40) 1.29 ppb (15) 71.8 μg/m3 (60) N/A 60.0
 
April 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 25.0 ppb (24) 1.65 ppb (19) 94.5 μg/m3 (71) N/A 71.0
 
April 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 9.0 ppb (9) 1.67 ppb (20) 129.5 μg/m3 (88) N/A 88.0
 
April 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 2.0 ppb (2) 2.25 ppb (25) 138.3 μg/m3 (93) N/A 93.0
 
April 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 2.0 ppb (2) 1.99 ppb (23) 98.0 μg/m3 (73) N/A 73.0
 
April 19, 2021, noon N/A N/A N/A N/A N/A 8.0 ppb (12) 15.0 ppb (14) 1.48 ppb (18) 68.8 μg/m3 (58) N/A 58.0
 
April 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) 1.31 ppb (15) 54.8 μg/m3 (51) N/A 51.0
 
April 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 14.0 ppb (13) 1.38 ppb (16) 63.6 μg/m3 (56) N/A 56.0
 
April 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 14.0 ppb (13) 1.4 ppb (16) 60.4 μg/m3 (54) N/A 54.0
 
April 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (16) 1.36 ppb (16) 57.0 μg/m3 (52) N/A 52.0
 
April 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (23) 1.29 ppb (15) 64.3 μg/m3 (56) N/A 56.0
 
April 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (20) 1.36 ppb (16) 67.7 μg/m3 (58) N/A 58.0
 
April 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 22.0 ppb (21) 1.31 ppb (15) 68.4 μg/m3 (58) N/A 58.0
 
April 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 24.0 ppb (23) 1.26 ppb (15) 75.3 μg/m3 (62) N/A 62.0
 
April 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 20.0 ppb (19) 1.5 ppb (18) 58.1 μg/m3 (53) N/A 53.0
 
April 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (24) 1.28 ppb (15) 48.8 μg/m3 (46) N/A 46.0
 
April 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 36.0 ppb (34) 1.06 ppb (13) 93.6 μg/m3 (71) N/A 71.0
 
April 19, 2021, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 40.0 ppb (38) 1.08 ppb (13) 33.0 μg/m3 (31) N/A 38.0
 
April 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 41.0 ppb (38) 1.05 ppb (13) 28.1 μg/m3 (27) N/A 38.0
 
April 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 41.0 ppb (38) 1.06 ppb (13) 50.3 μg/m3 (47) N/A 47.0
 
April 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 42.0 ppb (39) 1.1 ppb (13) 37.9 μg/m3 (36) N/A 39.0
 
April 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 45.0 ppb (42) 1.14 ppb (13) 38.5 μg/m3 (36) N/A 42.0
 
April 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 45.0 ppb (42) 1.19 ppb (14) 43.6 μg/m3 (41) N/A 42.0
 
April 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 45.0 ppb (42) 1.22 ppb (14) 41.2 μg/m3 (39) N/A 42.0
 
April 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 44.0 ppb (41) 1.26 ppb (15) 48.3 μg/m3 (45) N/A 45.0
 
April 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 35.0 ppb (33) 1.28 ppb (15) 60.4 μg/m3 (54) N/A 54.0
 
April 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 25.0 ppb (24) 1.3 ppb (15) 74.7 μg/m3 (61) N/A 61.0
 
April 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 11.0 ppb (11) 1.48 ppb (18) 117.2 μg/m3 (82) N/A 82.0
 
April 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 9.0 ppb (9) 1.52 ppb (18) 79.1 μg/m3 (63) N/A 63.0
 
April 18, 2021, noon N/A N/A N/A N/A N/A 8.0 ppb (12) 14.0 ppb (13) 1.42 ppb (16) 59.9 μg/m3 (54) N/A 54.0
 
April 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 24.0 ppb (23) 1.27 ppb (15) 51.3 μg/m3 (48) N/A 48.0
 
April 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (24) 1.25 ppb (14) 49.0 μg/m3 (46) N/A 46.0
 
April 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 26.0 ppb (25) 1.3 ppb (15) 49.9 μg/m3 (47) N/A 47.0
 
April 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 24.0 ppb (23) 1.32 ppb (15) 70.6 μg/m3 (59) N/A 59.0
 
April 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 1.35 ppb (16) 65.1 μg/m3 (56) N/A 56.0
 
April 18, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (22) 1.37 ppb (16) 71.7 μg/m3 (60) N/A 60.0
 
April 18, 2021, 5 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 29.0 ppb (27) 1.4 ppb (16) 89.2 μg/m3 (68) N/A 68.0
 
April 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 22.0 ppb (21) 1.48 ppb (18) 96.5 μg/m3 (72) N/A 72.0
 
April 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (24) 1.44 ppb (16) 61.0 μg/m3 (54) N/A 54.0
 
April 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 37.0 ppb (35) 1.26 ppb (15) 91.6 μg/m3 (70) N/A 70.0
 
April 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (42) 1.18 ppb (14) 133.4 μg/m3 (90) N/A 90.0
 
April 18, 2021, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 47.0 ppb (44) 1.14 ppb (13) 97.7 μg/m3 (73) N/A 73.0
 
April 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 44.0 ppb (41) 1.08 ppb (13) 67.7 μg/m3 (58) N/A 58.0
 
April 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 48.0 ppb (45) 1.09 ppb (13) 52.6 μg/m3 (49) N/A 49.0
 
April 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 53.0 ppb (50) 1.26 ppb (15) 52.6 μg/m3 (49) N/A 50.0
 
April 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 51.0 ppb (48) 1.18 ppb (14) 52.3 μg/m3 (49) N/A 49.0
 
April 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 49.0 ppb (46) 1.16 ppb (14) 49.0 μg/m3 (46) N/A 46.0
 
April 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 46.0 ppb (43) 1.22 ppb (14) 43.9 μg/m3 (41) N/A 43.0
 
April 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (38) 1.23 ppb (14) 49.3 μg/m3 (46) N/A 46.0
 
April 17, 2021, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 30.0 ppb (28) 1.23 ppb (14) 57.1 μg/m3 (53) N/A 53.0
 
April 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 16.0 ppb (15) 1.45 ppb (16) 68.8 μg/m3 (58) N/A 58.0
 
April 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 11.0 ppb (11) 1.65 ppb (19) 65.3 μg/m3 (57) N/A 57.0
 
April 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 14.0 ppb (13) 1.51 ppb (18) 50.7 μg/m3 (47) N/A 47.0
 
April 17, 2021, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 22.0 ppb (21) 1.22 ppb (14) 47.5 μg/m3 (44) N/A 44.0
 
April 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 26.0 ppb (25) 1.18 ppb (14) 56.9 μg/m3 (52) N/A 52.0
 
April 17, 2021, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 29.0 ppb (27) 1.17 ppb (14) 64.8 μg/m3 (56) N/A 56.0
 
April 17, 2021, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 29.0 ppb (27) 1.22 ppb (14) 58.9 μg/m3 (53) N/A 53.0
 
April 17, 2021, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 30.0 ppb (28) 1.23 ppb (14) 57.4 μg/m3 (53) N/A 53.0
 
April 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 25.0 ppb (24) 1.31 ppb (15) 70.4 μg/m3 (59) N/A 59.0
 
April 17, 2021, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 28.0 ppb (26) 1.33 ppb (15) 67.7 μg/m3 (58) N/A 58.0
 
April 17, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 30.0 ppb (28) 1.29 ppb (15) 75.4 μg/m3 (62) N/A 62.0
 
April 17, 2021, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 33.0 ppb (31) 1.28 ppb (15) 99.7 μg/m3 (74) N/A 74.0
 
April 17, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 35.0 ppb (33) 1.35 ppb (16) 106.3 μg/m3 (77) N/A 77.0
 
April 17, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 38.0 ppb (36) 1.45 ppb (16) 86.1 μg/m3 (67) N/A 67.0
 
April 17, 2021, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 46.0 ppb (43) 1.36 ppb (16) 63.8 μg/m3 (56) N/A 56.0
 
April 17, 2021, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 49.0 ppb (46) 1.26 ppb (15) 48.7 μg/m3 (46) N/A 46.0
 
April 16, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 52.0 ppb (49) 1.14 ppb (13) 43.3 μg/m3 (41) N/A 49.0
 
April 16, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 52.0 ppb (49) 1.14 ppb (13) 39.9 μg/m3 (37) N/A 49.0
 
April 16, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 53.0 ppb (50) 1.12 ppb (13) 68.8 μg/m3 (58) N/A 58.0
 
April 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 50.0 ppb (47) 1.17 ppb (14) 66.8 μg/m3 (57) N/A 57.0
 
April 16, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 50.0 ppb (47) 1.16 ppb (14) 41.7 μg/m3 (39) N/A 47.0
 
April 16, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 48.0 ppb (45) 1.15 ppb (13) 40.9 μg/m3 (38) N/A 45.0
 
April 16, 2021, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 42.0 ppb (39) 1.22 ppb (14) 43.4 μg/m3 (41) N/A 41.0
 
April 16, 2021, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 34.0 ppb (32) 1.17 ppb (14) 71.8 μg/m3 (60) N/A 60.0
 
April 16, 2021, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 21.0 ppb (20) 1.33 ppb (15) 64.4 μg/m3 (56) N/A 56.0
 
April 16, 2021, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 12.0 ppb (12) 1.58 ppb (19) 66.6 μg/m3 (57) N/A 57.0
 
April 16, 2021, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 13.0 ppb (13) 1.36 ppb (16) 38.6 μg/m3 (36) N/A 36.0
 
April 16, 2021, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 18.0 ppb (17) 1.27 ppb (15) 55.3 μg/m3 (52) N/A 52.0
 
April 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 1.16 ppb (14) 58.1 μg/m3 (53) N/A 53.0
 
April 16, 2021, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 24.0 ppb (23) 1.14 ppb (13) 59.1 μg/m3 (54) N/A 54.0
 
April 16, 2021, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 26.0 ppb (25) 1.14 ppb (13) 57.8 μg/m3 (53) N/A 53.0
 
April 16, 2021, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 30.0 ppb (28) 1.16 ppb (14) 61.4 μg/m3 (55) N/A 55.0
 
April 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 29.0 ppb (27) 1.3 ppb (15) 82.4 μg/m3 (65) N/A 65.0
 
April 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (25) 1.37 ppb (16) 91.4 μg/m3 (70) N/A 70.0
 
April 16, 2021, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 34.0 ppb (32) 1.37 ppb (16) 96.8 μg/m3 (72) N/A 72.0
 
April 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (33) 1.29 ppb (15) 73.7 μg/m3 (61) N/A 61.0
 
April 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 32.0 ppb (30) 1.34 ppb (15) 76.8 μg/m3 (62) N/A 62.0
 
April 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 30.0 ppb (28) 1.75 ppb (21) 59.5 μg/m3 (54) N/A 54.0
 
April 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 45.0 ppb (42) 1.37 ppb (16) 47.8 μg/m3 (45) N/A 45.0
 
April 16, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) 52.0 ppb (49) 1.17 ppb (14) 43.9 μg/m3 (41) N/A 49.0
 
April 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 55.0 ppb (51) 1.12 ppb (13) 49.1 μg/m3 (46) N/A 51.0
 
April 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 55.0 ppb (51) 1.08 ppb (13) 43.4 μg/m3 (41) N/A 51.0
 
April 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (49) 1.09 ppb (13) 44.0 μg/m3 (41) N/A 49.0
 
April 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 51.0 ppb (48) 1.12 ppb (13) 40.0 μg/m3 (38) N/A 48.0
 
April 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (49) 1.14 ppb (13) 49.5 μg/m3 (46) N/A 49.0
 
April 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 51.0 ppb (48) 1.23 ppb (14) 51.6 μg/m3 (48) N/A 48.0
 
April 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (39) 1.25 ppb (14) 62.9 μg/m3 (55) N/A 55.0
 
April 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 34.0 ppb (32) 1.31 ppb (15) 92.3 μg/m3 (70) N/A 70.0
 
April 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 21.0 ppb (20) 1.38 ppb (16) 84.7 μg/m3 (66) N/A 66.0
 
April 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 4.0 ppb (4) 1.82 ppb (21) 100.7 μg/m3 (74) N/A 74.0
 
April 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 3.0 ppb (3) 1.83 ppb (21) 95.5 μg/m3 (72) N/A 72.0
 
April 15, 2021, noon N/A N/A N/A N/A N/A 9.0 ppb (13) 12.0 ppb (12) 1.3 ppb (15) 69.3 μg/m3 (59) N/A 59.0
 
April 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 16.0 ppb (15) 1.2 ppb (14) 48.6 μg/m3 (45) N/A 45.0
 
April 15, 2021, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 25.0 ppb (24) 1.14 ppb (13) 43.7 μg/m3 (41) N/A 41.0
 
April 15, 2021, 9 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 31.0 ppb (29) 1.13 ppb (13) 59.3 μg/m3 (54) N/A 54.0