ID: 2550

AQSQID: 80011G008

Site Name: Estaci¢N Cruz Roja

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

Updated: Dec. 9, 2021, 7:16 a.m.

Location: Salamanca (Ezequiel Ordóñez), MX

Reporting: True, Located: True

Current AQI: 77.0

Salamanca (Ezequiel Ordóñez) MX, MX: 20.578558, -101.19886

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 9, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A 1.34 ppb (15) 107.0 μg/m3 (77) N/A 77.0
 
Dec. 9, 2021, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A 1.99 ppb (23) 116.0 μg/m3 (82) N/A 82.0
 
Dec. 9, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A 2.41 ppb (28) 111.0 μg/m3 (79) N/A 79.0
 
Dec. 9, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 1.92 ppb (22) 92.0 μg/m3 (70) N/A 70.0
 
Dec. 9, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 2.09 ppb (24) 61.0 μg/m3 (54) N/A 54.0
 
Dec. 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 1.08 ppb (13) 32.0 μg/m3 (30) N/A 30.0
 
Dec. 8, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.61 ppb (7) 35.0 μg/m3 (33) N/A 33.0
 
Dec. 8, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.44 ppb (5) 33.0 μg/m3 (31) N/A 31.0
 
Dec. 8, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.61 ppb (7) 29.0 μg/m3 (27) N/A 27.0
 
Dec. 8, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A 0.55 ppb (7) 40.0 μg/m3 (38) N/A 38.0
 
Dec. 8, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 0.65 ppb (8) 39.0 μg/m3 (37) N/A 37.0
 
Dec. 8, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 0.58 ppb (7) 38.0 μg/m3 (36) N/A 36.0
 
Dec. 8, 2021, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A 0.55 ppb (7) 51.0 μg/m3 (48) N/A 48.0
 
Dec. 8, 2021, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A 0.63 ppb (7) 72.0 μg/m3 (60) N/A 60.0
 
Dec. 8, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 1.18 ppb (14) 65.0 μg/m3 (56) N/A 56.0
 
Dec. 8, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.26 ppb (15) 68.0 μg/m3 (58) N/A 58.0
 
Dec. 8, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.76 ppb (10) 52.0 μg/m3 (49) N/A 49.0
 
Dec. 8, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.54 ppb (6) 60.0 μg/m3 (54) N/A 54.0
 
Dec. 8, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 59.0 ppb (65) 0.58 ppb (7) 64.0 μg/m3 (56) N/A 65.0
 
Dec. 8, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 0.63 ppb (7) 53.0 μg/m3 (50) N/A 50.0
 
Dec. 8, 2021, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) 0.75 ppb (10) 66.0 μg/m3 (57) N/A 57.0
 
Dec. 8, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 5.0 ppb (5) 0.86 ppb (11) 58.0 μg/m3 (53) N/A 53.0
 
Dec. 8, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (4) 0.64 ppb (7) 84.0 μg/m3 (66) N/A 66.0
 
Dec. 8, 2021, 5 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 7.0 ppb (7) 1.45 ppb (16) 102.0 μg/m3 (75) N/A 75.0
 
Dec. 8, 2021, 4 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 7.0 ppb (7) 2.49 ppb (29) 103.0 μg/m3 (75) N/A 75.0
 
Dec. 8, 2021, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 6.0 ppb (6) 2.83 ppb (32) 129.0 μg/m3 (88) N/A 88.0
 
Dec. 8, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 8.0 ppb (8) 3.07 ppb (36) 99.0 μg/m3 (73) N/A 73.0
 
Dec. 8, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) 1.5 ppb (18) 82.0 μg/m3 (65) N/A 65.0
 
Dec. 8, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 70.0 ppb (100) 1.93 ppb (22) 56.0 μg/m3 (52) N/A 100.0
 
Dec. 7, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 70.0 ppb (100) 0.97 ppb (12) 38.0 μg/m3 (36) N/A 100.0
 
Dec. 7, 2021, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 108.0 ppb (121) 0.59 ppb (7) 40.0 μg/m3 (38) N/A 121.0
 
Dec. 7, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A 0.68 ppb (8) 38.0 μg/m3 (36) N/A 36.0
 
Dec. 7, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 98.0 ppb (116) 0.64 ppb (7) 45.0 μg/m3 (42) N/A 116.0
 
Dec. 7, 2021, 6 p.m. N/A N/A N/A N/A N/A 24.0 ppb (35) 79.0 ppb (106) 0.84 ppb (10) 49.0 μg/m3 (46) N/A 106.0
 
Dec. 7, 2021, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 71.0 ppb (101) 0.65 ppb (8) 42.0 μg/m3 (39) N/A 101.0
 
Dec. 7, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (49) 0.66 ppb (8) 59.0 μg/m3 (53) N/A 53.0
 
Dec. 7, 2021, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 26.0 ppb (25) 0.76 ppb (10) 57.0 μg/m3 (52) N/A 52.0
 
Dec. 7, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 12.0 ppb (12) 0.88 ppb (11) 61.0 μg/m3 (54) N/A 54.0
 
Dec. 7, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 4.0 ppb (4) 1.23 ppb (14) 72.0 μg/m3 (60) N/A 60.0
 
Dec. 7, 2021, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 4.0 ppb (4) 1.03 ppb (12) 69.0 μg/m3 (58) N/A 58.0
 
Dec. 7, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 1.0 ppb (1) 0.87 ppb (11) 76.0 μg/m3 (62) N/A 62.0
 
Dec. 7, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 2.0 ppb (2) 0.88 ppb (11) 73.0 μg/m3 (60) N/A 60.0
 
Dec. 7, 2021, 9 a.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 11.0 ppb (11) 0.73 ppb (8) 76.0 μg/m3 (62) N/A 62.0
 
Dec. 7, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 8.0 ppb (8) 0.72 ppb (8) 65.0 μg/m3 (56) N/A 56.0
 
Dec. 7, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 5.0 ppb (5) 0.73 ppb (8) 77.0 μg/m3 (62) N/A 62.0
 
Dec. 7, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 5.0 ppb (5) 0.99 ppb (12) 95.0 μg/m3 (71) N/A 71.0
 
Dec. 7, 2021, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 4.0 ppb (4) 1.54 ppb (18) 105.0 μg/m3 (76) N/A 76.0
 
Dec. 7, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) 1.67 ppb (20) 128.0 μg/m3 (88) N/A 88.0
 
Dec. 7, 2021, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 5.0 ppb (5) 2.42 ppb (28) 93.0 μg/m3 (70) N/A 70.0
 
Dec. 7, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 7.0 ppb (7) 1.53 ppb (18) 102.0 μg/m3 (75) N/A 75.0
 
Dec. 7, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 8.0 ppb (8) 1.73 ppb (20) 82.0 μg/m3 (65) N/A 65.0
 
Dec. 7, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (28) 1.5 ppb (18) 58.0 μg/m3 (53) N/A 53.0
 
Dec. 6, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 67.0 ppb (91) 0.78 ppb (10) 42.0 μg/m3 (39) N/A 91.0
 
Dec. 6, 2021, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 89.0 ppb (111) 0.52 ppb (6) 36.0 μg/m3 (34) N/A 111.0
 
Dec. 6, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 87.0 ppb (110) 0.52 ppb (6) 38.0 μg/m3 (36) N/A 110.0
 
Dec. 6, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 77.0 ppb (105) 0.57 ppb (7) 34.0 μg/m3 (32) N/A 105.0
 
Dec. 6, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 78.0 ppb (105) 0.52 ppb (6) 30.0 μg/m3 (28) N/A 105.0
 
Dec. 6, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 69.0 ppb (97) 0.62 ppb (7) 30.0 μg/m3 (28) N/A 97.0
 
Dec. 6, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 63.0 ppb (78) 0.61 ppb (7) 34.0 μg/m3 (32) N/A 78.0
 
Dec. 6, 2021, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 46.0 ppb (43) 0.54 ppb (6) 42.0 μg/m3 (39) N/A 43.0
 
Dec. 6, 2021, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (20) 0.68 ppb (8) 58.0 μg/m3 (53) N/A 53.0
 
Dec. 6, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 8.0 ppb (8) 0.91 ppb (11) 53.0 μg/m3 (50) N/A 50.0
 
Dec. 6, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 4.0 ppb (4) 1.31 ppb (15) 71.0 μg/m3 (59) N/A 59.0
 
Dec. 6, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 2.0 ppb (2) 0.7 ppb (8) 41.0 μg/m3 (38) N/A 38.0
 
Dec. 6, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 0.46 ppb (6) 39.0 μg/m3 (37) N/A 37.0
 
Dec. 6, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.42 ppb (5) 38.0 μg/m3 (36) N/A 36.0
 
Dec. 6, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 4.0 ppb (4) 0.47 ppb (6) 48.0 μg/m3 (45) N/A 45.0
 
Dec. 6, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 2.0 ppb (2) 0.59 ppb (7) 51.0 μg/m3 (48) N/A 48.0
 
Dec. 6, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (4) 0.72 ppb (8) 53.0 μg/m3 (50) N/A 50.0
 
Dec. 6, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (6) 0.72 ppb (8) 53.0 μg/m3 (50) N/A 50.0
 
Dec. 6, 2021, 5 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) 1.21 ppb (14) 59.0 μg/m3 (53) N/A 53.0
 
Dec. 6, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) 0.91 ppb (11) 49.0 μg/m3 (46) N/A 46.0
 
Dec. 6, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 24.0 ppb (23) 0.89 ppb (11) 49.0 μg/m3 (46) N/A 46.0
 
Dec. 6, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 15.0 ppb (14) 1.29 ppb (15) 71.0 μg/m3 (59) N/A 59.0
 
Dec. 6, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 8.0 ppb (8) 1.91 ppb (22) 67.0 μg/m3 (57) N/A 57.0
 
Dec. 6, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (28) 1.02 ppb (12) 42.0 μg/m3 (39) N/A 39.0
 
Dec. 5, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 56.0 ppb (55) 0.55 ppb (7) 30.0 μg/m3 (28) N/A 55.0
 
Dec. 5, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 58.0 ppb (61) 0.57 ppb (7) 36.0 μg/m3 (34) N/A 61.0
 
Dec. 5, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 58.0 ppb (61) 0.54 ppb (6) 26.0 μg/m3 (25) N/A 61.0
 
Dec. 5, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 62.0 ppb (74) 0.56 ppb (7) 21.0 μg/m3 (20) N/A 74.0
 
Dec. 5, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 58.0 ppb (61) 0.57 ppb (7) 28.0 μg/m3 (26) N/A 61.0
 
Dec. 5, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 58.0 ppb (61) 0.57 ppb (7) 26.0 μg/m3 (25) N/A 61.0
 
Dec. 5, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 58.0 ppb (61) 0.44 ppb (5) 21.0 μg/m3 (20) N/A 61.0
 
Dec. 5, 2021, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 36.0 ppb (34) 0.34 ppb (4) 18.0 μg/m3 (17) N/A 34.0
 
Dec. 5, 2021, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 19.0 ppb (18) 0.43 ppb (5) 26.0 μg/m3 (25) N/A 25.0
 
Dec. 5, 2021, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 9.0 ppb (9) 0.56 ppb (7) 26.0 μg/m3 (25) N/A 25.0
 
Dec. 5, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 4.0 ppb (4) 0.58 ppb (7) 28.0 μg/m3 (26) N/A 26.0
 
Dec. 5, 2021, noon N/A N/A N/A N/A N/A 16.0 ppb (23) 5.0 ppb (5) 0.41 ppb (5) 35.0 μg/m3 (33) N/A 33.0
 
Dec. 5, 2021, 11 a.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 4.0 ppb (4) 0.4 ppb (5) 26.0 μg/m3 (25) N/A 30.0
 
Dec. 5, 2021, 10 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 4.0 ppb (4) 0.43 ppb (5) 28.0 μg/m3 (26) N/A 26.0
 
Dec. 5, 2021, 9 a.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 12.0 ppb (12) 0.31 ppb (4) 34.0 μg/m3 (32) N/A 43.0
 
Dec. 5, 2021, 8 a.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 12.0 ppb (12) 0.3 ppb (4) 30.0 μg/m3 (28) N/A 33.0
 
Dec. 5, 2021, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 12.0 ppb (12) 0.31 ppb (4) 25.0 μg/m3 (24) N/A 25.0
 
Dec. 5, 2021, 6 a.m. N/A N/A N/A N/A N/A 188.0 ppb (152) 22.0 ppb (21) 0.29 ppb (4) 20.0 μg/m3 (19) N/A 152.0
 
Dec. 5, 2021, 5 a.m. N/A N/A N/A N/A N/A 88.0 ppb (107) 16.0 ppb (15) 0.41 ppb (5) 27.0 μg/m3 (25) N/A 107.0
 
Dec. 5, 2021, 4 a.m. N/A N/A N/A N/A N/A 71.0 ppb (95) 22.0 ppb (21) 0.35 ppb (4) 35.0 μg/m3 (33) N/A 95.0
 
Dec. 5, 2021, 3 a.m. N/A N/A N/A N/A N/A 54.0 ppb (74) 28.0 ppb (26) 0.51 ppb (6) 18.0 μg/m3 (17) N/A 74.0
 
Dec. 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.38 ppb (5) 19.0 μg/m3 (18) N/A 35.0
 
Dec. 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.37 ppb (5) 21.0 μg/m3 (20) N/A 36.0
 
Dec. 5, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) 0.57 ppb (7) 38.0 μg/m3 (36) N/A 36.0
 
Dec. 4, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 49.0 ppb (46) 0.78 ppb (10) 31.0 μg/m3 (29) N/A 46.0
 
Dec. 4, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 61.0 ppb (71) 0.53 ppb (6) 23.0 μg/m3 (22) N/A 71.0
 
Dec. 4, 2021, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 56.0 ppb (55) 0.48 ppb (6) 16.0 μg/m3 (15) N/A 55.0
 
Dec. 4, 2021, 8 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 50.0 ppb (47) 0.47 ppb (6) 13.0 μg/m3 (13) N/A 47.0
 
Dec. 4, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 52.0 ppb (49) 0.48 ppb (6) 21.0 μg/m3 (20) N/A 49.0
 
Dec. 4, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 52.0 ppb (49) 0.5 ppb (6) 22.0 μg/m3 (21) N/A 49.0
 
Dec. 4, 2021, 5 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 46.0 ppb (43) 0.51 ppb (6) 38.0 μg/m3 (36) N/A 43.0
 
Dec. 4, 2021, 4 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 31.0 ppb (29) 0.61 ppb (7) 47.0 μg/m3 (44) N/A 44.0
 
Dec. 4, 2021, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (16) 0.69 ppb (8) 52.0 μg/m3 (49) N/A 49.0
 
Dec. 4, 2021, 2 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 7.0 ppb (7) 0.83 ppb (10) 56.0 μg/m3 (52) N/A 52.0
 
Dec. 4, 2021, 1 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 4.0 ppb (4) 0.92 ppb (11) 40.0 μg/m3 (38) N/A 38.0
 
Dec. 4, 2021, noon N/A N/A N/A N/A N/A 12.0 ppb (18) 5.0 ppb (5) 0.82 ppb (10) 41.0 μg/m3 (38) N/A 38.0
 
Dec. 4, 2021, 11 a.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 4.0 ppb (4) 0.6 ppb (7) 43.0 μg/m3 (40) N/A 40.0
 
Dec. 4, 2021, 10 a.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 13.0 ppb (13) 0.41 ppb (5) 26.0 μg/m3 (25) N/A 25.0
 
Dec. 4, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) 0.4 ppb (5) 26.0 μg/m3 (25) N/A 25.0
 
Dec. 4, 2021, 8 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 18.0 ppb (17) 0.46 ppb (6) 28.0 μg/m3 (26) N/A 26.0
 
Dec. 4, 2021, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 20.0 ppb (19) 0.41 ppb (5) 34.0 μg/m3 (32) N/A 32.0
 
Dec. 4, 2021, 6 a.m. N/A N/A N/A N/A N/A 36.0 ppb (51) 18.0 ppb (17) 0.4 ppb (5) 42.0 μg/m3 (39) N/A 51.0
 
Dec. 4, 2021, 5 a.m. N/A N/A N/A N/A N/A 39.0 ppb (55) 24.0 ppb (23) 0.31 ppb (4) 31.0 μg/m3 (29) N/A 55.0
 
Dec. 4, 2021, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 28.0 ppb (26) 0.56 ppb (7) 16.0 μg/m3 (15) N/A 26.0
 
Dec. 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.32 ppb (4) 24.0 μg/m3 (23) N/A 27.0
 
Dec. 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.38 ppb (5) 30.0 μg/m3 (28) N/A 28.0
 
Dec. 4, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.51 ppb (6) 35.0 μg/m3 (33) N/A 33.0
 
Dec. 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.32 ppb (4) 18.0 μg/m3 (17) N/A 38.0
 
Dec. 3, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 44.0 ppb (41) 0.28 ppb (4) 12.0 μg/m3 (12) N/A 41.0
 
Dec. 3, 2021, 9 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 56.0 ppb (55) 0.67 ppb (8) 17.0 μg/m3 (16) N/A 55.0
 
Dec. 3, 2021, 8 p.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 60.0 ppb (68) 1.0 ppb (12) 22.0 μg/m3 (21) N/A 68.0
 
Dec. 3, 2021, 7 p.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 59.0 ppb (65) 0.93 ppb (11) 22.0 μg/m3 (21) N/A 65.0
 
Dec. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 52.0 ppb (49) 0.93 ppb (11) 20.0 μg/m3 (19) N/A 49.0
 
Dec. 3, 2021, 5 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 43.0 ppb (40) 0.61 ppb (7) 19.0 μg/m3 (18) N/A 40.0
 
Dec. 3, 2021, 4 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 31.0 ppb (29) 0.44 ppb (5) 13.0 μg/m3 (13) N/A 29.0
 
Dec. 3, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 16.0 ppb (15) 0.59 ppb (7) 23.0 μg/m3 (22) N/A 22.0
 
Dec. 3, 2021, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 10.0 ppb (10) 0.58 ppb (7) 11.0 μg/m3 (11) N/A 15.0
 
Dec. 3, 2021, 1 p.m. N/A N/A N/A N/A N/A 34.0 ppb (49) 4.0 ppb (4) 0.72 ppb (8) 14.0 μg/m3 (13) N/A 49.0
 
Dec. 3, 2021, noon N/A N/A N/A N/A N/A 12.0 ppb (18) 4.0 ppb (4) 0.49 ppb (6) 8.0 μg/m3 (8) N/A 18.0
 
Dec. 3, 2021, 11 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 7.0 ppb (7) 0.31 ppb (4) N/A N/A 26.0
 
Dec. 3, 2021, 10 a.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 12.0 ppb (12) 0.26 ppb (4) 2.0 μg/m3 (2) N/A 30.0
 
Dec. 3, 2021, 9 a.m. N/A N/A N/A N/A N/A 38.0 ppb (54) 13.0 ppb (13) 0.25 ppb (3) N/A N/A 54.0
 
Dec. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A 67.0 ppb (90) 14.0 ppb (13) 0.25 ppb (3) 14.0 μg/m3 (13) N/A 90.0
 
Dec. 3, 2021, 7 a.m. N/A N/A N/A N/A N/A 34.0 ppb (49) 14.0 ppb (13) 0.26 ppb (4) N/A N/A 49.0
 
Dec. 3, 2021, 6 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 22.0 ppb (21) 0.29 ppb (4) N/A N/A 21.0
 
Dec. 3, 2021, 5 a.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 19.0 ppb (18) 0.45 ppb (6) N/A N/A 22.0
 
Dec. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.5 ppb (6) 12.0 μg/m3 (12) N/A 28.0
 
Dec. 3, 2021, midnight N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 17.0 μg/m3 (16) N/A 22.0
 
Dec. 2, 2021, 2 p.m. N/A N/A N/A N/A N/A 49.0 ppb (68) 14.0 ppb (13) 0.5 ppb (6) 40.0 μg/m3 (38) N/A 68.0
 
Dec. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A 67.0 ppb (90) 10.0 ppb (10) 0.4 ppb (5) 29.0 μg/m3 (27) N/A 90.0
 
Dec. 2, 2021, noon N/A N/A N/A N/A N/A 15.0 ppb (22) 12.0 ppb (12) 0.36 ppb (5) 16.0 μg/m3 (15) N/A 22.0
 
Dec. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 14.0 ppb (13) 0.28 ppb (4) 18.0 μg/m3 (17) N/A 17.0
 
Dec. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 17.0 ppb (16) 0.26 ppb (4) 18.0 μg/m3 (17) N/A 17.0
 
Dec. 2, 2021, 9 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 0.28 ppb (4) 22.0 μg/m3 (21) N/A 21.0
 
Dec. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 0.33 ppb (4) 22.0 μg/m3 (21) N/A 21.0
 
Dec. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 13.0 ppb (13) 0.32 ppb (4) 20.0 μg/m3 (19) N/A 19.0
 
Dec. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 57.0 ppb (58) 0.36 ppb (5) 26.0 μg/m3 (25) N/A 58.0
 
Dec. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 21.0 ppb (20) 0.47 ppb (6) 30.0 μg/m3 (28) N/A 28.0
 
Dec. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A 116.0 ppb (119) 11.0 ppb (11) 0.84 ppb (10) 30.0 μg/m3 (28) N/A 119.0
 
Dec. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A 73.0 ppb (98) 11.0 ppb (11) 1.87 ppb (22) 38.0 μg/m3 (36) N/A 98.0
 
Dec. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A 48.0 ppb (67) 13.0 ppb (13) 0.84 ppb (10) 34.0 μg/m3 (32) N/A 67.0
 
Dec. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) 0.57 ppb (7) 48.0 μg/m3 (45) N/A 45.0
 
Dec. 2, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) 0.81 ppb (10) 61.0 μg/m3 (54) N/A 54.0
 
Dec. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 37.0 ppb (35) 0.54 ppb (6) 23.0 μg/m3 (22) N/A 35.0
 
Dec. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 47.0 ppb (44) 0.44 ppb (5) 19.0 μg/m3 (18) N/A 44.0
 
Dec. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 46.0 ppb (43) 0.49 ppb (6) 16.0 μg/m3 (15) N/A 43.0
 
Dec. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 48.0 ppb (45) 0.47 ppb (6) 20.0 μg/m3 (19) N/A 45.0
 
Dec. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 48.0 ppb (45) 0.47 ppb (6) 20.0 μg/m3 (19) N/A 45.0
 
Dec. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 49.0 ppb (46) 0.75 ppb (10) 24.0 μg/m3 (23) N/A 46.0
 
Dec. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 54.0 ppb (50) 0.69 ppb (8) 30.0 μg/m3 (28) N/A 50.0
 
Dec. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 50.0 ppb (47) 0.62 ppb (7) 35.0 μg/m3 (33) N/A 47.0
 
Dec. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 34.0 ppb (32) 0.61 ppb (7) 43.0 μg/m3 (40) N/A 40.0