ID: 1218

AQSQID: 060850005

Site Name: San Jose - Jackson St.

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

Updated: Jan. 28, 2022, 11:34 a.m.

Location: San Jose (Downtown), CA

Reporting: True, Located: True

Current AQI: 62.0

San Jose (Downtown) CA, US: 37.3483, -121.8947

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 28, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (62) 62.0
 
Jan. 28, 2022, 9 a.m. 42.0 ppb (40) 14.7 ppb (14) N/A 27.0 ppb (26) N/A N/A 0.0 ppb (0) 0.73 ppb (8) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 28, 2022, 8 a.m. 36.4 ppb (35) 8.9 ppb (9) N/A 28.0 ppb (27) N/A N/A 3.0 ppb (3) 0.65 ppb (8) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 28, 2022, 7 a.m. 52.1 ppb (50) 20.6 ppb (20) N/A 32.0 ppb (31) N/A N/A 1.0 ppb (1) 0.9 ppb (11) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 28, 2022, 6 a.m. 65.3 ppb (64) 32.2 ppb (31) N/A 33.0 ppb (32) N/A N/A 0.0 ppb (0) 1.03 ppb (12) N/A 16.0 μg/m3 (60) 64.0
 
Jan. 28, 2022, 5 a.m. 81.8 ppb (81) 44.9 ppb (43) N/A 37.0 ppb (35) N/A N/A 0.0 ppb (0) 1.25 ppb (14) N/A 19.0 μg/m3 (66) 81.0
 
Jan. 28, 2022, 4 a.m. 68.7 ppb (67) 30.1 ppb (29) N/A 39.0 ppb (37) N/A N/A 0.0 ppb (0) 1.05 ppb (13) N/A 13.0 μg/m3 (53) 67.0
 
Jan. 28, 2022, 3 a.m. 43.2 ppb (41) 5.8 ppb (6) N/A 37.0 ppb (35) N/A N/A 3.0 ppb (3) 0.61 ppb (7) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 28, 2022, 2 a.m. 40.0 ppb (38) 3.5 ppb (4) N/A 37.0 ppb (35) N/A N/A 9.0 ppb (9) 0.58 ppb (7) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 28, 2022, 1 a.m. 30.6 ppb (29) 3.1 ppb (3) N/A 28.0 ppb (27) N/A N/A 19.0 ppb (18) 0.43 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 28, 2022, midnight 13.6 ppb (13) 1.7 ppb (2) N/A 12.0 ppb (12) N/A N/A 31.0 ppb (29) 0.32 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 27, 2022, 11 p.m. 11.6 ppb (11) 1.5 ppb (2) N/A 10.0 ppb (10) N/A N/A 40.0 ppb (38) 0.28 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 27, 2022, 10 p.m. 11.8 ppb (12) 1.7 ppb (2) N/A 10.0 ppb (10) N/A N/A 43.0 ppb (40) 0.28 ppb (4) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 27, 2022, 9 p.m. 16.5 ppb (16) 3.0 ppb (3) N/A 14.0 ppb (14) N/A N/A 37.0 ppb (35) 0.37 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 27, 2022, 8 p.m. 21.3 ppb (21) 4.6 ppb (5) N/A 17.0 ppb (17) N/A N/A 31.0 ppb (29) 0.44 ppb (5) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 27, 2022, 7 p.m. 22.5 ppb (22) 5.8 ppb (6) N/A 17.0 ppb (17) N/A N/A 25.0 ppb (24) 0.47 ppb (6) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 27, 2022, 6 p.m. 33.5 ppb (32) 12.1 ppb (12) N/A 22.0 ppb (21) N/A N/A 15.0 ppb (14) 0.59 ppb (7) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 27, 2022, 5 p.m. 53.2 ppb (51) 28.2 ppb (27) N/A 25.0 ppb (24) N/A N/A 6.0 ppb (6) 0.75 ppb (10) N/A N/A 51.0
 
Jan. 27, 2022, 4 p.m. 98.1 ppb (98) 68.3 ppb (67) N/A 30.0 ppb (29) N/A N/A 1.0 ppb (1) 1.27 ppb (15) N/A 19.0 μg/m3 (66) 98.0
 
Jan. 27, 2022, 3 p.m. 99.4 ppb (100) 78.9 ppb (78) N/A 21.0 ppb (20) N/A N/A 0.0 ppb (0) 1.23 ppb (14) N/A 23.0 μg/m3 (74) 100.0
 
Jan. 27, 2022, 2 p.m. 73.8 ppb (73) 56.3 ppb (54) N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 0.92 ppb (11) N/A 15.0 μg/m3 (58) 73.0
 
Jan. 27, 2022, 1 p.m. 46.8 ppb (45) 29.8 ppb (29) N/A 17.0 ppb (17) N/A N/A 0.0 ppb (0) 0.71 ppb (8) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 27, 2022, noon 37.4 ppb (36) 20.4 ppb (20) N/A 17.0 ppb (17) N/A N/A 0.0 ppb (0) 0.58 ppb (7) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 27, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (66) 66.0
 
Jan. 27, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (64) 64.0
 
Jan. 27, 2022, 9 a.m. 44.8 ppb (43) 23.3 ppb (22) N/A 21.0 ppb (20) N/A N/A 0.0 ppb (0) 0.79 ppb (10) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 27, 2022, 8 a.m. 49.5 ppb (47) 25.2 ppb (24) N/A 24.0 ppb (23) N/A N/A 0.0 ppb (0) 0.8 ppb (10) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 27, 2022, 7 a.m. 53.2 ppb (51) 27.7 ppb (27) N/A 26.0 ppb (25) N/A N/A 0.0 ppb (0) 0.91 ppb (11) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 27, 2022, 6 a.m. 70.4 ppb (69) 43.3 ppb (41) N/A 27.0 ppb (26) N/A N/A 0.0 ppb (0) 1.13 ppb (13) N/A 28.0 μg/m3 (85) 85.0
 
Jan. 27, 2022, 5 a.m. 81.4 ppb (81) 52.9 ppb (50) N/A 29.0 ppb (28) N/A N/A 1.0 ppb (1) 1.31 ppb (15) N/A 32.0 μg/m3 (93) 93.0
 
Jan. 27, 2022, 4 a.m. 66.2 ppb (64) 33.2 ppb (32) N/A 33.0 ppb (32) N/A N/A 1.0 ppb (1) 1.04 ppb (12) N/A 30.0 μg/m3 (89) 89.0
 
Jan. 27, 2022, 3 a.m. 50.4 ppb (48) 17.4 ppb (17) N/A 33.0 ppb (32) N/A N/A 0.0 ppb (0) 0.93 ppb (11) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 27, 2022, 2 a.m. 34.2 ppb (33) 4.7 ppb (5) N/A 29.0 ppb (28) N/A N/A 4.0 ppb (4) 0.68 ppb (8) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 27, 2022, 1 a.m. 23.2 ppb (22) 2.1 ppb (2) N/A 21.0 ppb (20) N/A N/A 12.0 ppb (12) 0.51 ppb (6) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 27, 2022, midnight 18.4 ppb (18) 2.6 ppb (3) N/A 16.0 ppb (16) N/A N/A 20.0 ppb (19) 0.41 ppb (5) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 26, 2022, 11 p.m. 18.4 ppb (18) 3.8 ppb (4) N/A 15.0 ppb (15) N/A N/A 25.0 ppb (24) 0.39 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 26, 2022, 10 p.m. 28.2 ppb (27) 8.3 ppb (8) N/A 20.0 ppb (19) N/A N/A 20.0 ppb (19) 0.46 ppb (6) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 26, 2022, 9 p.m. 44.6 ppb (43) 16.8 ppb (16) N/A 28.0 ppb (27) N/A N/A 15.0 ppb (14) 0.64 ppb (7) N/A 27.0 μg/m3 (83) 83.0
 
Jan. 26, 2022, 8 p.m. 48.1 ppb (46) 20.5 ppb (20) N/A 28.0 ppb (27) N/A N/A 13.0 ppb (13) 0.67 ppb (8) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 26, 2022, 7 p.m. 48.3 ppb (46) 25.9 ppb (25) N/A 22.0 ppb (21) N/A N/A 8.0 ppb (8) 0.68 ppb (8) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 26, 2022, 6 p.m. 44.5 ppb (42) 25.2 ppb (24) N/A 19.0 ppb (18) N/A N/A 5.0 ppb (5) 0.62 ppb (7) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 26, 2022, 5 p.m. 44.9 ppb (43) 24.0 ppb (23) N/A 21.0 ppb (20) N/A N/A 2.0 ppb (2) 0.65 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 26, 2022, 4 p.m. 33.1 ppb (32) 14.1 ppb (14) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.55 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 26, 2022, 3 p.m. 26.1 ppb (25) 6.6 ppb (7) N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.46 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 26, 2022, 2 p.m. 18.2 ppb (18) 1.9 ppb (2) N/A 16.0 ppb (16) N/A N/A 4.0 ppb (4) 0.38 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 26, 2022, 1 p.m. 16.7 ppb (16) 1.1 ppb (2) N/A 16.0 ppb (16) N/A N/A 5.0 ppb (5) 0.37 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 26, 2022, noon 15.7 ppb (15) 0.5 ppb (1) N/A 15.0 ppb (15) N/A N/A 6.0 ppb (6) 0.36 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 26, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (62) 62.0
 
Jan. 26, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Jan. 26, 2022, 9 a.m. 26.4 ppb (25) 6.6 ppb (7) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.46 ppb (6) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 26, 2022, 8 a.m. 41.0 ppb (39) 21.0 ppb (20) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.73 ppb (8) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 26, 2022, 7 a.m. 48.3 ppb (46) 27.8 ppb (27) N/A 21.0 ppb (20) N/A N/A 0.0 ppb (0) 0.88 ppb (11) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 26, 2022, 6 a.m. 41.8 ppb (40) 18.7 ppb (18) N/A 23.0 ppb (22) N/A N/A 0.0 ppb (0) 0.76 ppb (10) N/A 9.0 μg/m3 (38) 40.0
 
Jan. 26, 2022, 5 a.m. 32.0 ppb (31) 9.0 ppb (9) N/A 23.0 ppb (22) N/A N/A 2.0 ppb (2) 0.72 ppb (8) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 26, 2022, 4 a.m. 21.2 ppb (20) 1.7 ppb (2) N/A 20.0 ppb (19) N/A N/A 8.0 ppb (8) 0.48 ppb (6) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 26, 2022, 3 a.m. 19.4 ppb (19) 1.2 ppb (2) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (12) 0.4 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 26, 2022, 2 a.m. 15.7 ppb (15) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 18.0 ppb (17) 0.32 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 26, 2022, 1 a.m. 13.9 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A N/A 22.0 ppb (21) 0.36 ppb (5) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 26, 2022, midnight 10.7 ppb (11) 1.3 ppb (2) N/A 9.0 ppb (9) N/A N/A 28.0 ppb (26) 0.3 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 25, 2022, 11 p.m. 13.6 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (11) N/A N/A 27.0 ppb (25) 0.32 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 25, 2022, 10 p.m. 15.0 ppb (15) 3.7 ppb (4) N/A 11.0 ppb (11) N/A N/A 27.0 ppb (25) 0.33 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 25, 2022, 9 p.m. 22.5 ppb (22) 7.0 ppb (7) N/A 16.0 ppb (16) N/A N/A 22.0 ppb (21) 0.39 ppb (5) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 25, 2022, 8 p.m. 41.1 ppb (39) 16.2 ppb (16) N/A 25.0 ppb (24) N/A N/A 15.0 ppb (14) 0.56 ppb (7) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 25, 2022, 7 p.m. 24.5 ppb (24) 9.2 ppb (9) N/A 15.0 ppb (15) N/A N/A 18.0 ppb (17) 0.44 ppb (5) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 25, 2022, 6 p.m. 21.9 ppb (21) 6.2 ppb (6) N/A 16.0 ppb (16) N/A N/A 15.0 ppb (14) 0.41 ppb (5) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 25, 2022, 5 p.m. 54.3 ppb (52) 26.8 ppb (26) N/A 28.0 ppb (27) N/A N/A 2.0 ppb (2) 0.7 ppb (8) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 25, 2022, 4 p.m. 74.6 ppb (73) 53.3 ppb (51) N/A 21.0 ppb (20) N/A N/A 0.0 ppb (0) 0.97 ppb (12) N/A 11.0 μg/m3 (46) 73.0
 
Jan. 25, 2022, 3 p.m. 65.3 ppb (64) 44.4 ppb (42) N/A 21.0 ppb (20) N/A N/A 0.0 ppb (0) 0.93 ppb (11) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 25, 2022, 2 p.m. 51.7 ppb (49) 33.7 ppb (32) N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 0.83 ppb (10) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 25, 2022, 1 p.m. 39.7 ppb (38) 21.5 ppb (21) N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 0.67 ppb (8) N/A 31.0 μg/m3 (91) 91.0
 
Jan. 25, 2022, noon 29.7 ppb (29) 12.7 ppb (12) N/A 17.0 ppb (17) N/A N/A 0.0 ppb (0) 0.56 ppb (7) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 25, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Jan. 25, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 25, 2022, 9 a.m. 25.5 ppb (25) 5.2 ppb (5) N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.5 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 25, 2022, 8 a.m. 37.3 ppb (36) 15.2 ppb (15) N/A 22.0 ppb (21) N/A N/A 0.0 ppb (0) 0.73 ppb (8) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 25, 2022, 7 a.m. 47.2 ppb (45) 24.2 ppb (23) N/A 23.0 ppb (22) N/A N/A 0.0 ppb (0) 0.9 ppb (11) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 25, 2022, 6 a.m. 38.5 ppb (37) 12.9 ppb (13) N/A 26.0 ppb (25) N/A N/A 0.0 ppb (0) 0.76 ppb (10) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 25, 2022, 5 a.m. 21.4 ppb (21) 1.3 ppb (2) N/A 20.0 ppb (19) N/A N/A 10.0 ppb (10) 0.48 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 25, 2022, 4 a.m. 13.3 ppb (13) 0.6 ppb (1) N/A 13.0 ppb (13) N/A N/A 21.0 ppb (20) 0.36 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 25, 2022, 3 a.m. 8.9 ppb (9) 0.5 ppb (1) N/A 8.0 ppb (8) N/A N/A 28.0 ppb (26) 0.32 ppb (4) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 25, 2022, 2 a.m. 7.8 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.29 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 25, 2022, 1 a.m. 13.6 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (13) N/A N/A 28.0 ppb (26) 0.35 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 25, 2022, midnight 11.6 ppb (11) 1.2 ppb (2) N/A 10.0 ppb (10) N/A N/A 33.0 ppb (31) 0.32 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2022, 11 p.m. 8.3 ppb (8) 1.3 ppb (2) N/A 7.0 ppb (7) N/A N/A 38.0 ppb (36) 0.27 ppb (4) N/A 6.0 μg/m3 (25) 36.0
 
Jan. 24, 2022, 10 p.m. 6.4 ppb (7) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 40.0 ppb (38) 0.24 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 24, 2022, 9 p.m. 14.0 ppb (14) 3.0 ppb (3) N/A 11.0 ppb (11) N/A N/A 35.0 ppb (33) 0.33 ppb (4) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 24, 2022, 8 p.m. 22.0 ppb (21) 5.1 ppb (5) N/A 17.0 ppb (17) N/A N/A 30.0 ppb (28) 0.38 ppb (5) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 24, 2022, 7 p.m. 29.6 ppb (28) 9.0 ppb (9) N/A 21.0 ppb (20) N/A N/A 23.0 ppb (22) 0.5 ppb (6) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 24, 2022, 6 p.m. 49.8 ppb (47) 22.3 ppb (22) N/A 28.0 ppb (27) N/A N/A 10.0 ppb (10) 0.72 ppb (8) N/A 24.0 μg/m3 (77) 77.0
 
Jan. 24, 2022, 5 p.m. 74.5 ppb (73) 47.0 ppb (45) N/A 28.0 ppb (27) N/A N/A 3.0 ppb (3) 0.9 ppb (11) N/A 20.0 μg/m3 (68) 73.0
 
Jan. 24, 2022, 4 p.m. 105.0 ppb (102) 77.0 ppb (76) N/A 28.0 ppb (27) N/A N/A 1.0 ppb (1) 1.23 ppb (14) N/A 24.0 μg/m3 (77) 102.0
 
Jan. 24, 2022, 3 p.m. 92.1 ppb (92) 67.3 ppb (66) N/A 25.0 ppb (24) N/A N/A 0.0 ppb (0) 1.06 ppb (13) N/A 14.0 μg/m3 (55) 92.0
 
Jan. 24, 2022, 2 p.m. 66.4 ppb (65) 43.3 ppb (41) N/A 23.0 ppb (22) N/A N/A 0.0 ppb (0) 0.84 ppb (10) N/A 13.0 μg/m3 (53) 65.0
 
Jan. 24, 2022, 1 p.m. 51.0 ppb (49) 27.5 ppb (26) N/A 24.0 ppb (23) N/A N/A 0.0 ppb (0) 0.66 ppb (8) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2022, noon 33.0 ppb (32) 13.5 ppb (13) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.6 ppb (7) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 24, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (66) 66.0
 
Jan. 24, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Jan. 24, 2022, 9 a.m. 42.9 ppb (41) 19.0 ppb (18) N/A 24.0 ppb (23) N/A N/A 0.0 ppb (0) 0.79 ppb (10) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2022, 8 a.m. 38.5 ppb (37) 13.4 ppb (13) N/A 25.0 ppb (24) N/A N/A 0.0 ppb (0) 0.8 ppb (10) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2022, 7 a.m. 53.1 ppb (51) 26.9 ppb (26) N/A 26.0 ppb (25) N/A N/A 0.0 ppb (0) 1.01 ppb (12) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 24, 2022, 6 a.m. 66.3 ppb (65) 36.9 ppb (35) N/A 29.0 ppb (28) N/A N/A 1.0 ppb (1) 1.19 ppb (14) N/A 30.0 μg/m3 (89) 89.0
 
Jan. 24, 2022, 5 a.m. 63.7 ppb (62) 33.3 ppb (32) N/A 30.0 ppb (29) N/A N/A 1.0 ppb (1) 1.16 ppb (14) N/A 28.0 μg/m3 (85) 85.0
 
Jan. 24, 2022, 4 a.m. 42.6 ppb (41) 11.4 ppb (11) N/A 31.0 ppb (30) N/A N/A 1.0 ppb (1) 0.79 ppb (10) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 24, 2022, 3 a.m. 42.3 ppb (40) 7.8 ppb (8) N/A 35.0 ppb (34) N/A N/A 4.0 ppb (4) 0.8 ppb (10) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 24, 2022, 2 a.m. 27.2 ppb (26) 2.0 ppb (2) N/A 25.0 ppb (24) N/A N/A 13.0 ppb (13) 0.62 ppb (7) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2022, 1 a.m. 12.9 ppb (13) 0.6 ppb (1) N/A 12.0 ppb (12) N/A N/A 28.0 ppb (26) 0.39 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 24, 2022, midnight 5.7 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (37) 0.25 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2022, 11 p.m. 4.4 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 40.0 ppb (38) 0.22 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 23, 2022, 10 p.m. 4.6 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (36) 0.24 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, 9 p.m. 10.3 ppb (10) 2.5 ppb (3) N/A 8.0 ppb (8) N/A N/A 32.0 ppb (30) 0.27 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, 8 p.m. 9.3 ppb (9) 2.4 ppb (3) N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.28 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2022, 7 p.m. 11.7 ppb (12) 3.2 ppb (4) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) 0.29 ppb (4) N/A 4.0 μg/m3 (17) 25.0
 
Jan. 23, 2022, 6 p.m. 10.2 ppb (10) 3.1 ppb (3) N/A 7.0 ppb (7) N/A N/A 23.0 ppb (22) 0.31 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2022, 5 p.m. 11.8 ppb (12) 3.7 ppb (4) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.29 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2022, 4 p.m. 19.1 ppb (19) 6.9 ppb (7) N/A 12.0 ppb (12) N/A N/A 10.0 ppb (10) 0.37 ppb (5) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 23, 2022, 3 p.m. 31.1 ppb (30) 12.3 ppb (12) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.48 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 23, 2022, 2 p.m. 31.5 ppb (30) 12.0 ppb (12) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.51 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2022, 1 p.m. 24.3 ppb (23) 5.2 ppb (5) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.47 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, noon 21.0 ppb (20) 3.4 ppb (4) N/A 18.0 ppb (17) N/A N/A 2.0 ppb (2) 0.47 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2022, 9 a.m. 21.3 ppb (21) 2.9 ppb (3) N/A 18.0 ppb (17) N/A N/A 6.0 ppb (6) 0.42 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 23, 2022, 8 a.m. 8.9 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.33 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2022, 7 a.m. 8.5 ppb (9) 0.6 ppb (1) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.28 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2022, 6 a.m. 19.6 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A N/A 11.0 ppb (11) 0.5 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2022, 5 a.m. 36.0 ppb (34) 6.5 ppb (7) N/A 30.0 ppb (29) N/A N/A 3.0 ppb (3) 0.76 ppb (10) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 23, 2022, 4 a.m. 26.1 ppb (25) 1.6 ppb (2) N/A 25.0 ppb (24) N/A N/A 9.0 ppb (9) 0.57 ppb (7) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 23, 2022, 3 a.m. 26.1 ppb (25) 1.5 ppb (2) N/A 25.0 ppb (24) N/A N/A 12.0 ppb (12) 0.59 ppb (7) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 23, 2022, 2 a.m. 28.4 ppb (27) 2.2 ppb (3) N/A 26.0 ppb (25) N/A N/A 13.0 ppb (13) 0.48 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, 1 a.m. 14.2 ppb (14) 1.5 ppb (2) N/A 13.0 ppb (13) N/A N/A 30.0 ppb (28) 0.34 ppb (4) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 23, 2022, midnight 6.5 ppb (7) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (36) 0.22 ppb (3) N/A 7.0 μg/m3 (30) 36.0
 
Jan. 22, 2022, 11 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) 0.18 ppb (3) N/A 4.0 μg/m3 (17) 37.0
 
Jan. 22, 2022, 10 p.m. 3.4 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (36) 0.18 ppb (3) N/A 5.0 μg/m3 (21) 36.0
 
Jan. 22, 2022, 9 p.m. 4.8 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.18 ppb (3) N/A 5.0 μg/m3 (21) 35.0
 
Jan. 22, 2022, 8 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) 0.17 ppb (3) N/A 1.0 μg/m3 (5) 34.0
 
Jan. 22, 2022, 7 p.m. 2.8 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.16 ppb (3) N/A 2.0 μg/m3 (9) 34.0
 
Jan. 22, 2022, 6 p.m. 4.0 ppb (4) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (32) 0.17 ppb (3) N/A 3.0 μg/m3 (13) 32.0
 
Jan. 22, 2022, 5 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.15 ppb (2) N/A 0.0 μg/m3 (0) 33.0
 
Jan. 22, 2022, 4 p.m. 2.5 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.14 ppb (2) N/A 0.0 μg/m3 (0) 33.0
 
Jan. 22, 2022, 3 p.m. 7.1 ppb (7) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.17 ppb (3) N/A 1.0 μg/m3 (5) 28.0
 
Jan. 22, 2022, 2 p.m. 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) 0.15 ppb (2) N/A 1.0 μg/m3 (5) 32.0
 
Jan. 22, 2022, 1 p.m. 0.7 ppb (1) 0.3 ppb (1) N/A 0.0 ppb (0) N/A N/A 37.0 ppb (35) 0.13 ppb (2) N/A 1.0 μg/m3 (5) 35.0
 
Jan. 22, 2022, noon 0.9 ppb (1) 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (34) 0.13 ppb (2) N/A 1.0 μg/m3 (5) 34.0
 
Jan. 22, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Jan. 22, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Jan. 22, 2022, 9 a.m. 1.1 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (36) 0.14 ppb (2) N/A -1.0 μg/m3 (0) 36.0
 
Jan. 22, 2022, 8 a.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) 0.15 ppb (2) N/A 1.0 μg/m3 (5) 35.0
 
Jan. 22, 2022, 7 a.m. 0.8 ppb (1) 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (38) 0.14 ppb (2) N/A 1.0 μg/m3 (5) 38.0
 
Jan. 22, 2022, 6 a.m. 2.9 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) 0.16 ppb (3) N/A 0.0 μg/m3 (0) 35.0
 
Jan. 22, 2022, 5 a.m. 6.8 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (30) 0.21 ppb (3) N/A 1.0 μg/m3 (5) 30.0
 
Jan. 22, 2022, 4 a.m. 5.8 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.21 ppb (3) N/A 4.0 μg/m3 (17) 32.0
 
Jan. 22, 2022, 3 a.m. 18.1 ppb (18) 1.0 ppb (1) N/A 17.0 ppb (17) N/A N/A 24.0 ppb (23) 0.35 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 22, 2022, 2 a.m. 15.0 ppb (15) 0.9 ppb (1) N/A 14.0 ppb (14) N/A N/A 27.0 ppb (25) 0.32 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 22, 2022, 1 a.m. 7.1 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 35.0 ppb (33) 0.2 ppb (3) N/A 7.0 μg/m3 (30) 33.0
 
Jan. 22, 2022, midnight 4.3 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (36) 0.16 ppb (3) N/A 6.0 μg/m3 (25) 36.0
 
Jan. 21, 2022, 11 p.m. 4.5 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (36) 0.16 ppb (3) N/A 3.0 μg/m3 (13) 36.0
 
Jan. 21, 2022, 10 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) 0.14 ppb (2) N/A 2.0 μg/m3 (9) 37.0
 
Jan. 21, 2022, 9 p.m. 3.8 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) 0.15 ppb (2) N/A 3.0 μg/m3 (13) 35.0
 
Jan. 21, 2022, 8 p.m. 4.0 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) 0.17 ppb (3) N/A 5.0 μg/m3 (21) 35.0
 
Jan. 21, 2022, 7 p.m. 6.2 ppb (6) 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.2 ppb (3) N/A 5.0 μg/m3 (21) 32.0
 
Jan. 21, 2022, 6 p.m. 8.0 ppb (8) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (30) 0.22 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 21, 2022, 5 p.m. 16.0 ppb (16) 3.5 ppb (4) N/A 13.0 ppb (13) N/A N/A 25.0 ppb (24) 0.3 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 21, 2022, 4 p.m. 17.4 ppb (17) 4.0 ppb (4) N/A 13.0 ppb (13) N/A N/A 24.0 ppb (23) 0.31 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 21, 2022, 3 p.m. 43.6 ppb (42) 22.8 ppb (22) N/A 21.0 ppb (20) N/A N/A 8.0 ppb (8) 0.62 ppb (7) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 21, 2022, 2 p.m. 70.9 ppb (70) 54.9 ppb (52) N/A 16.0 ppb (16) N/A N/A 0.0 ppb (0) 1.03 ppb (12) N/A 17.0 μg/m3 (62) 70.0
 
Jan. 21, 2022, 1 p.m. 59.3 ppb (57) 44.5 ppb (42) N/A 15.0 ppb (15) N/A N/A 0.0 ppb (0) 0.96 ppb (12) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 21, 2022, noon 51.8 ppb (49) 38.2 ppb (37) N/A 14.0 ppb (14) N/A N/A 0.0 ppb (0) 0.9 ppb (11) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 21, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (64) 64.0