ID: 199

AQSQID: 060719004

Site Name: San Bernadino - 4th Street

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

Updated: Oct. 29, 2020, 9:40 p.m.

Location: San Bernardino (E 4th St), CA

Reporting: True, Located: True

Current AQI: 47.0

San Bernardino (E 4th St) CA, US: 34.106678, -117.274063

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 29, 2020, 8 p.m. 4.3 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (47) 0.21 ppb (3) 20.2 μg/m3 (19) N/A 47.0
 
Oct. 29, 2020, 7 p.m. 8.9 ppb (9) 2.2 ppb (3) N/A 7.0 ppb (7) N/A N/A 46.0 ppb (43) 0.16 ppb (3) 20.2 μg/m3 (19) N/A 43.0
 
Oct. 29, 2020, 6 p.m. 14.7 ppb (14) 3.8 ppb (4) N/A 11.0 ppb (11) N/A N/A 43.0 ppb (40) 0.24 ppb (3) 31.0 μg/m3 (29) N/A 40.0
 
Oct. 29, 2020, 5 p.m. 21.8 ppb (21) 6.1 ppb (6) N/A 16.0 ppb (16) N/A N/A 37.0 ppb (35) 0.43 ppb (5) 43.7 μg/m3 (41) N/A 41.0
 
Oct. 29, 2020, 4 p.m. 27.6 ppb (27) 8.4 ppb (8) N/A 19.0 ppb (18) N/A N/A 30.0 ppb (28) 0.48 ppb (6) 56.3 μg/m3 (52) N/A 52.0
 
Oct. 29, 2020, 3 p.m. 63.4 ppb (62) 31.1 ppb (30) N/A 32.0 ppb (31) N/A N/A 11.0 ppb (11) 1.02 ppb (12) 81.3 μg/m3 (65) N/A 65.0
 
Oct. 29, 2020, 2 p.m. 61.1 ppb (59) 31.7 ppb (30) N/A 29.0 ppb (28) N/A N/A 4.0 ppb (4) 1.09 ppb (13) 80.2 μg/m3 (64) N/A 64.0
 
Oct. 29, 2020, 1 p.m. 50.7 ppb (48) 20.9 ppb (20) N/A 30.0 ppb (29) N/A N/A 4.0 ppb (4) 0.91 ppb (11) 87.0 μg/m3 (67) N/A 67.0
 
Oct. 29, 2020, noon 46.9 ppb (45) 18.0 ppb (17) N/A 29.0 ppb (28) N/A N/A 4.0 ppb (4) 0.99 ppb (12) 66.7 μg/m3 (57) N/A 57.0
 
Oct. 29, 2020, 11 a.m. 40.2 ppb (38) 10.0 ppb (10) N/A 30.0 ppb (29) N/A N/A 4.0 ppb (4) 0.95 ppb (11) 62.9 μg/m3 (55) N/A 55.0
 
Oct. 29, 2020, 10 a.m. 44.5 ppb (42) 13.2 ppb (13) N/A 31.0 ppb (30) N/A N/A 4.0 ppb (4) 1.0 ppb (12) 79.2 μg/m3 (63) N/A 63.0
 
Oct. 29, 2020, 9 a.m. 40.4 ppb (39) 6.8 ppb (7) N/A 34.0 ppb (33) N/A N/A 5.0 ppb (5) 0.98 ppb (12) 77.2 μg/m3 (62) N/A 62.0
 
Oct. 29, 2020, 8 a.m. 38.7 ppb (37) 4.0 ppb (4) N/A 35.0 ppb (34) N/A N/A 7.0 ppb (7) 0.91 ppb (11) 79.4 μg/m3 (64) N/A 64.0
 
Oct. 29, 2020, 7 a.m. 36.5 ppb (35) 2.5 ppb (3) N/A 34.0 ppb (33) N/A N/A 10.0 ppb (10) 0.73 ppb (8) 103.5 μg/m3 (76) N/A 76.0
 
Oct. 29, 2020, 6 a.m. 34.6 ppb (33) 1.7 ppb (2) N/A 33.0 ppb (32) N/A N/A 15.0 ppb (14) 0.68 ppb (8) 95.3 μg/m3 (71) N/A 71.0
 
Oct. 29, 2020, 5 a.m. 41.5 ppb (40) 2.5 ppb (3) N/A 39.0 ppb (37) N/A N/A 14.0 ppb (13) 0.74 ppb (8) 96.8 μg/m3 (72) N/A 72.0
 
Oct. 29, 2020, 4 a.m. 39.4 ppb (38) 2.0 ppb (2) N/A 37.0 ppb (35) N/A N/A 20.0 ppb (19) 0.78 ppb (10) 107.9 μg/m3 (78) N/A 78.0
 
Oct. 29, 2020, 3 a.m. 28.3 ppb (27) 1.1 ppb (2) N/A 27.0 ppb (26) N/A N/A 39.0 ppb (37) 0.62 ppb (7) 85.8 μg/m3 (67) N/A 67.0
 
Oct. 29, 2020, 2 a.m. 25.9 ppb (25) 1.4 ppb (2) N/A 25.0 ppb (24) N/A N/A 50.0 ppb (47) 0.58 ppb (7) 78.2 μg/m3 (63) N/A 63.0
 
Oct. 29, 2020, 1 a.m. 22.5 ppb (22) 0.7 ppb (1) N/A 22.0 ppb (21) N/A N/A 64.0 ppb (81) 0.52 ppb (6) 81.4 μg/m3 (65) N/A 81.0
 
Oct. 29, 2020, midnight 18.0 ppb (17) 0.8 ppb (1) N/A 17.0 ppb (17) N/A N/A 74.0 ppb (103) 0.45 ppb (6) 76.5 μg/m3 (62) N/A 103.0
 
Oct. 28, 2020, 11 p.m. 15.4 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A N/A 83.0 ppb (108) 0.42 ppb (5) 73.2 μg/m3 (61) N/A 108.0
 
Oct. 28, 2020, 10 p.m. 13.7 ppb (13) 1.4 ppb (2) N/A 12.0 ppb (12) N/A N/A 80.0 ppb (106) 0.37 ppb (5) 78.0 μg/m3 (63) N/A 106.0
 
Oct. 28, 2020, 9 p.m. 14.1 ppb (14) 2.3 ppb (3) N/A 12.0 ppb (12) N/A N/A 64.0 ppb (81) 0.31 ppb (4) 54.6 μg/m3 (51) N/A 81.0
 
Oct. 28, 2020, 8 p.m. 14.7 ppb (14) 2.5 ppb (3) N/A 12.0 ppb (12) N/A N/A 60.0 ppb (68) 0.33 ppb (4) 49.8 μg/m3 (47) N/A 68.0
 
Oct. 28, 2020, 7 p.m. 15.3 ppb (15) 2.8 ppb (3) N/A 13.0 ppb (13) N/A N/A 58.0 ppb (61) 0.35 ppb (4) 43.9 μg/m3 (41) N/A 61.0
 
Oct. 28, 2020, 6 p.m. 13.1 ppb (13) 2.2 ppb (3) N/A 11.0 ppb (11) N/A N/A 61.0 ppb (71) 0.33 ppb (4) 56.1 μg/m3 (52) N/A 71.0
 
Oct. 28, 2020, 5 p.m. 13.1 ppb (13) 2.9 ppb (3) N/A 10.0 ppb (10) N/A N/A 47.0 ppb (44) 0.33 ppb (4) 38.7 μg/m3 (36) N/A 44.0
 
Oct. 28, 2020, 4 p.m. 32.6 ppb (31) 12.9 ppb (13) N/A 20.0 ppb (19) N/A N/A 24.0 ppb (23) 0.43 ppb (5) 61.7 μg/m3 (55) N/A 55.0
 
Oct. 28, 2020, 3 p.m. 65.9 ppb (64) 35.4 ppb (34) N/A 30.0 ppb (29) N/A N/A 8.0 ppb (8) 0.8 ppb (10) 95.8 μg/m3 (72) N/A 72.0
 
Oct. 28, 2020, 2 p.m. 58.7 ppb (57) 31.4 ppb (30) N/A 27.0 ppb (26) N/A N/A 4.0 ppb (4) 0.87 ppb (11) 38.7 μg/m3 (36) N/A 57.0
 
Oct. 28, 2020, 1 p.m. 46.4 ppb (44) 19.4 ppb (19) N/A 27.0 ppb (26) N/A N/A 4.0 ppb (4) 0.72 ppb (8) 36.6 μg/m3 (34) N/A 44.0
 
Oct. 28, 2020, noon 36.9 ppb (35) 9.8 ppb (10) N/A 27.0 ppb (26) N/A N/A 4.0 ppb (4) 0.54 ppb (6) 40.2 μg/m3 (38) N/A 38.0
 
Oct. 28, 2020, 11 a.m. 32.0 ppb (31) 7.9 ppb (8) N/A 24.0 ppb (23) N/A N/A 6.0 ppb (6) 0.53 ppb (6) 69.7 μg/m3 (59) N/A 59.0
 
Oct. 28, 2020, 10 a.m. 23.1 ppb (22) 1.8 ppb (2) N/A 21.0 ppb (20) N/A N/A 9.0 ppb (9) 0.46 ppb (6) 25.1 μg/m3 (24) N/A 24.0
 
Oct. 28, 2020, 9 a.m. 28.2 ppb (27) 3.8 ppb (4) N/A 24.0 ppb (23) N/A N/A 9.0 ppb (9) 0.5 ppb (6) 29.5 μg/m3 (28) N/A 28.0
 
Oct. 28, 2020, 8 a.m. 28.7 ppb (28) 3.0 ppb (3) N/A 26.0 ppb (25) N/A N/A 9.0 ppb (9) 0.6 ppb (7) 57.1 μg/m3 (53) N/A 53.0
 
Oct. 28, 2020, 7 a.m. 23.2 ppb (22) 1.5 ppb (2) N/A 22.0 ppb (21) N/A N/A 14.0 ppb (13) 0.41 ppb (5) 42.2 μg/m3 (40) N/A 40.0
 
Oct. 28, 2020, 6 a.m. 22.5 ppb (22) 1.0 ppb (1) N/A 22.0 ppb (21) N/A N/A 15.0 ppb (14) 0.43 ppb (5) 41.4 μg/m3 (39) N/A 39.0
 
Oct. 28, 2020, 5 a.m. 25.9 ppb (25) 1.3 ppb (2) N/A 25.0 ppb (24) N/A N/A 15.0 ppb (14) 0.41 ppb (5) 44.9 μg/m3 (42) N/A 42.0
 
Oct. 28, 2020, 4 a.m. 37.4 ppb (36) 2.9 ppb (3) N/A 34.0 ppb (33) N/A N/A 9.0 ppb (9) 0.5 ppb (6) 50.1 μg/m3 (47) N/A 47.0
 
Oct. 28, 2020, 3 a.m. 19.7 ppb (19) 1.2 ppb (2) N/A 19.0 ppb (18) N/A N/A 26.0 ppb (25) 0.38 ppb (5) 45.1 μg/m3 (42) N/A 42.0
 
Oct. 28, 2020, 2 a.m. 5.9 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 43.0 ppb (40) 0.25 ppb (3) 16.7 μg/m3 (16) N/A 40.0
 
Oct. 28, 2020, 1 a.m. 3.3 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.22 ppb (3) 10.9 μg/m3 (11) N/A 43.0
 
Oct. 28, 2020, midnight 3.7 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (44) 0.22 ppb (3) 13.8 μg/m3 (13) N/A 44.0
 
Oct. 27, 2020, 11 p.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) 0.22 ppb (3) 22.4 μg/m3 (21) N/A 46.0
 
Oct. 27, 2020, 10 p.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.22 ppb (3) 34.6 μg/m3 (33) N/A 48.0
 
Oct. 27, 2020, 9 p.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.25 ppb (3) 59.1 μg/m3 (54) N/A 54.0
 
Oct. 27, 2020, 8 p.m. 2.9 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.23 ppb (3) 39.5 μg/m3 (37) N/A 49.0
 
Oct. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.2 μg/m3 (68) N/A 68.0
 
Oct. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 139.6 μg/m3 (93) N/A 93.0
 
Oct. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.5 μg/m3 (58) N/A 58.0
 
Oct. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.7 μg/m3 (25) N/A 25.0
 
Oct. 27, 2020, 3 p.m. 8.1 ppb (8) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 47.0 ppb (44) 0.25 ppb (3) 42.2 μg/m3 (40) N/A 44.0
 
Oct. 27, 2020, 2 p.m. 4.7 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.2 ppb (3) 52.7 μg/m3 (49) N/A 49.0
 
Oct. 27, 2020, 1 p.m. 4.0 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.2 ppb (3) 24.4 μg/m3 (23) N/A 47.0
 
Oct. 27, 2020, noon 2.3 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.19 ppb (3) 27.9 μg/m3 (26) N/A 48.0
 
Oct. 27, 2020, 11 a.m. 1.6 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (48) 0.19 ppb (3) 23.9 μg/m3 (23) N/A 48.0
 
Oct. 27, 2020, 10 a.m. 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) 0.19 ppb (3) 12.4 μg/m3 (12) N/A 46.0
 
Oct. 27, 2020, 9 a.m. 1.1 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (48) 0.18 ppb (3) 19.5 μg/m3 (19) N/A 48.0
 
Oct. 27, 2020, 8 a.m. 2.3 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.19 ppb (3) 24.1 μg/m3 (23) N/A 47.0
 
Oct. 27, 2020, 7 a.m. 3.7 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.21 ppb (3) 25.1 μg/m3 (24) N/A 47.0
 
Oct. 27, 2020, 6 a.m. 4.2 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.22 ppb (3) 20.5 μg/m3 (19) N/A 47.0
 
Oct. 27, 2020, 5 a.m. 4.3 ppb (5) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.22 ppb (3) 23.9 μg/m3 (23) N/A 47.0
 
Oct. 27, 2020, 4 a.m. 6.4 ppb (7) 0.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 49.0 ppb (46) 0.24 ppb (3) 23.9 μg/m3 (23) N/A 46.0
 
Oct. 27, 2020, 3 a.m. 13.3 ppb (13) 0.4 ppb (1) N/A 13.0 ppb (13) N/A N/A 43.0 ppb (40) 0.28 ppb (4) 26.7 μg/m3 (25) N/A 40.0
 
Oct. 27, 2020, 2 a.m. 6.2 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 49.0 ppb (46) 0.25 ppb (3) 26.3 μg/m3 (25) N/A 46.0
 
Oct. 27, 2020, 1 a.m. 5.3 ppb (5) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 50.0 ppb (47) 0.22 ppb (3) 33.4 μg/m3 (31) N/A 47.0
 
Oct. 27, 2020, midnight 2.1 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.19 ppb (3) 31.9 μg/m3 (30) N/A 49.0
 
Oct. 26, 2020, 11 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.18 ppb (3) 82.4 μg/m3 (65) N/A 65.0
 
Oct. 26, 2020, 10 p.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.18 ppb (3) 68.2 μg/m3 (58) N/A 58.0
 
Oct. 26, 2020, 9 p.m. 1.4 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.17 ppb (3) 81.7 μg/m3 (65) N/A 65.0
 
Oct. 26, 2020, 8 p.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.17 ppb (3) 303.2 μg/m3 (175) N/A 175.0
 
Oct. 26, 2020, 7 p.m. 1.7 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.2 ppb (3) 107.8 μg/m3 (78) N/A 78.0
 
Oct. 26, 2020, 6 p.m. 1.5 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.15 ppb (2) 419.4 μg/m3 (294) N/A 294.0
 
Oct. 26, 2020, 5 p.m. 1.4 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.15 ppb (2) N/A N/A 42.0
 
Oct. 26, 2020, 4 p.m. 1.5 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.15 ppb (2) 299.1 μg/m3 (173) N/A 173.0
 
Oct. 26, 2020, 3 p.m. 1.7 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.14 ppb (2) 318.9 μg/m3 (183) N/A 183.0
 
Oct. 26, 2020, 2 p.m. 2.3 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) 0.14 ppb (2) 139.2 μg/m3 (93) N/A 93.0
 
Oct. 26, 2020, 1 p.m. 0.9 ppb (1) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (40) 0.13 ppb (2) 230.9 μg/m3 (139) N/A 139.0
 
Oct. 26, 2020, noon 0.9 ppb (1) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.12 ppb (2) 167.0 μg/m3 (107) N/A 107.0
 
Oct. 26, 2020, 11 a.m. 0.7 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.12 ppb (2) 309.0 μg/m3 (178) N/A 178.0
 
Oct. 26, 2020, 10 a.m. 0.7 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.12 ppb (2) 275.9 μg/m3 (162) N/A 162.0
 
Oct. 26, 2020, 9 a.m. 5.6 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) 0.18 ppb (3) 174.6 μg/m3 (111) N/A 111.0
 
Oct. 26, 2020, 8 a.m. 18.5 ppb (18) 1.3 ppb (2) N/A 17.0 ppb (17) N/A N/A 13.0 ppb (13) 0.26 ppb (4) 20.5 μg/m3 (19) N/A 19.0
 
Oct. 26, 2020, 7 a.m. 19.9 ppb (19) 1.3 ppb (2) N/A 19.0 ppb (18) N/A N/A 17.0 ppb (16) 0.25 ppb (3) 16.8 μg/m3 (16) N/A 19.0
 
Oct. 26, 2020, 6 a.m. 10.7 ppb (11) 0.6 ppb (1) N/A 10.0 ppb (10) N/A N/A 27.0 ppb (25) 0.2 ppb (3) 12.4 μg/m3 (12) N/A 25.0
 
Oct. 26, 2020, 5 a.m. 8.3 ppb (8) 0.5 ppb (1) N/A 8.0 ppb (8) N/A N/A 30.0 ppb (28) 0.19 ppb (3) 13.3 μg/m3 (13) N/A 28.0
 
Oct. 26, 2020, 4 a.m. 7.9 ppb (8) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 31.0 ppb (29) 0.19 ppb (3) 13.1 μg/m3 (13) N/A 29.0
 
Oct. 26, 2020, 3 a.m. 7.1 ppb (7) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 33.0 ppb (31) 0.18 ppb (3) 15.3 μg/m3 (15) N/A 31.0
 
Oct. 26, 2020, 2 a.m. 6.7 ppb (7) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (32) 0.16 ppb (3) 13.3 μg/m3 (13) N/A 32.0
 
Oct. 26, 2020, 1 a.m. 4.9 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.15 ppb (2) 18.3 μg/m3 (17) N/A 35.0
 
Oct. 26, 2020, midnight 4.2 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (36) 0.13 ppb (2) 14.8 μg/m3 (14) N/A 36.0
 
Oct. 25, 2020, 11 p.m. 4.5 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.13 ppb (2) 15.2 μg/m3 (15) N/A 37.0
 
Oct. 25, 2020, 10 p.m. 3.2 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) 0.12 ppb (2) 15.3 μg/m3 (15) N/A 38.0
 
Oct. 25, 2020, 9 p.m. 3.8 ppb (4) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.12 ppb (2) 15.7 μg/m3 (15) N/A 39.0
 
Oct. 25, 2020, 8 p.m. 4.2 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (38) 0.12 ppb (2) 15.8 μg/m3 (15) N/A 38.0
 
Oct. 25, 2020, 7 p.m. 3.8 ppb (4) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) 0.11 ppb (2) 12.2 μg/m3 (12) N/A 37.0
 
Oct. 25, 2020, 6 p.m. 4.5 ppb (5) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (33) 0.13 ppb (2) 21.7 μg/m3 (21) N/A 33.0
 
Oct. 25, 2020, 5 p.m. 6.4 ppb (7) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.13 ppb (2) 22.0 μg/m3 (21) N/A 32.0
 
Oct. 25, 2020, 4 p.m. 6.6 ppb (7) 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) 0.14 ppb (2) 17.3 μg/m3 (17) N/A 31.0
 
Oct. 25, 2020, 3 p.m. 6.3 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.15 ppb (2) 20.5 μg/m3 (19) N/A 29.0
 
Oct. 25, 2020, 2 p.m. 9.4 ppb (9) 1.2 ppb (2) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.2 ppb (3) 22.2 μg/m3 (21) N/A 23.0
 
Oct. 25, 2020, 1 p.m. 8.1 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 25.0 ppb (24) 0.19 ppb (3) 21.7 μg/m3 (21) N/A 24.0
 
Oct. 25, 2020, noon 7.2 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (25) 0.18 ppb (3) 15.5 μg/m3 (15) N/A 25.0
 
Oct. 25, 2020, 11 a.m. 5.8 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (26) 0.18 ppb (3) 17.5 μg/m3 (17) N/A 26.0
 
Oct. 25, 2020, 10 a.m. 6.7 ppb (7) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) 0.2 ppb (3) 18.0 μg/m3 (17) N/A 25.0
 
Oct. 25, 2020, 9 a.m. 7.9 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 27.0 ppb (25) 0.2 ppb (3) 19.3 μg/m3 (18) N/A 25.0
 
Oct. 25, 2020, 8 a.m. 8.9 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 25.0 ppb (24) 0.23 ppb (3) 27.7 μg/m3 (26) N/A 26.0
 
Oct. 25, 2020, 7 a.m. 11.0 ppb (11) 0.7 ppb (1) N/A 10.0 ppb (10) N/A N/A 25.0 ppb (24) 0.23 ppb (3) 20.2 μg/m3 (19) N/A 24.0
 
Oct. 25, 2020, 6 a.m. 12.6 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (12) N/A N/A 24.0 ppb (23) 0.24 ppb (3) 21.2 μg/m3 (20) N/A 23.0
 
Oct. 25, 2020, 5 a.m. 12.3 ppb (12) 0.7 ppb (1) N/A 12.0 ppb (12) N/A N/A 25.0 ppb (24) 0.23 ppb (3) 25.6 μg/m3 (24) N/A 24.0
 
Oct. 25, 2020, 4 a.m. 13.2 ppb (13) 0.8 ppb (1) N/A 12.0 ppb (12) N/A N/A 25.0 ppb (24) 0.25 ppb (3) 27.2 μg/m3 (26) N/A 26.0
 
Oct. 25, 2020, 3 a.m. 17.0 ppb (17) 1.0 ppb (1) N/A 16.0 ppb (16) N/A N/A 24.0 ppb (23) 0.3 ppb (4) 36.6 μg/m3 (34) N/A 34.0
 
Oct. 25, 2020, 2 a.m. 16.5 ppb (16) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 26.0 ppb (25) 0.31 ppb (4) 39.0 μg/m3 (37) N/A 37.0
 
Oct. 25, 2020, 1 a.m. 11.0 ppb (11) 0.5 ppb (1) N/A 10.0 ppb (10) N/A N/A 38.0 ppb (36) 0.29 ppb (4) 32.2 μg/m3 (30) N/A 36.0
 
Oct. 25, 2020, midnight 8.0 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 44.0 ppb (41) 0.23 ppb (3) 35.3 μg/m3 (33) N/A 41.0
 
Oct. 24, 2020, 11 p.m. 6.5 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (47) 0.21 ppb (3) 34.9 μg/m3 (33) N/A 47.0
 
Oct. 24, 2020, 10 p.m. 7.8 ppb (8) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 51.0 ppb (48) 0.22 ppb (3) 38.9 μg/m3 (37) N/A 48.0
 
Oct. 24, 2020, 9 p.m. 8.8 ppb (9) 1.8 ppb (2) N/A 7.0 ppb (7) N/A N/A 49.0 ppb (46) 0.24 ppb (3) 33.6 μg/m3 (32) N/A 46.0
 
Oct. 24, 2020, 8 p.m. 9.6 ppb (10) 2.0 ppb (2) N/A 8.0 ppb (8) N/A N/A 47.0 ppb (44) 0.24 ppb (3) 31.3 μg/m3 (29) N/A 44.0
 
Oct. 24, 2020, 7 p.m. 9.9 ppb (10) 1.8 ppb (2) N/A 8.0 ppb (8) N/A N/A 44.0 ppb (41) 0.24 ppb (3) 29.0 μg/m3 (27) N/A 41.0
 
Oct. 24, 2020, 6 p.m. 9.1 ppb (9) 1.9 ppb (2) N/A 7.0 ppb (7) N/A N/A 41.0 ppb (38) 0.25 ppb (3) 29.0 μg/m3 (27) N/A 38.0
 
Oct. 24, 2020, 5 p.m. 10.0 ppb (10) 1.6 ppb (2) N/A 8.0 ppb (8) N/A N/A 34.0 ppb (32) 0.27 ppb (4) 32.9 μg/m3 (31) N/A 32.0
 
Oct. 24, 2020, 4 p.m. 10.2 ppb (10) 1.2 ppb (2) N/A 9.0 ppb (9) N/A N/A 31.0 ppb (29) 0.28 ppb (4) 41.5 μg/m3 (39) N/A 39.0
 
Oct. 24, 2020, 3 p.m. 10.2 ppb (10) 1.1 ppb (2) N/A 9.0 ppb (9) N/A N/A 29.0 ppb (27) 0.28 ppb (4) 37.9 μg/m3 (36) N/A 36.0
 
Oct. 24, 2020, 2 p.m. 11.0 ppb (11) 1.2 ppb (2) N/A 10.0 ppb (10) N/A N/A 27.0 ppb (25) 0.3 ppb (4) 43.4 μg/m3 (41) N/A 41.0
 
Oct. 24, 2020, 1 p.m. 12.0 ppb (12) 1.1 ppb (2) N/A 11.0 ppb (11) N/A N/A 23.0 ppb (22) 0.28 ppb (4) 41.7 μg/m3 (39) N/A 39.0
 
Oct. 24, 2020, noon 10.5 ppb (10) 1.1 ppb (2) N/A 9.0 ppb (9) N/A N/A 26.0 ppb (25) 0.27 ppb (4) 46.9 μg/m3 (44) N/A 44.0
 
Oct. 24, 2020, 11 a.m. 10.0 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A 27.0 ppb (25) 0.28 ppb (4) 41.2 μg/m3 (39) N/A 39.0
 
Oct. 24, 2020, 10 a.m. 10.9 ppb (11) 1.1 ppb (2) N/A 10.0 ppb (10) N/A N/A 26.0 ppb (25) 0.29 ppb (4) 40.3 μg/m3 (38) N/A 38.0
 
Oct. 24, 2020, 9 a.m. 11.4 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A N/A 25.0 ppb (24) 0.27 ppb (4) 32.9 μg/m3 (31) N/A 31.0
 
Oct. 24, 2020, 8 a.m. 13.9 ppb (14) 1.1 ppb (2) N/A 13.0 ppb (13) N/A N/A 21.0 ppb (20) 0.3 ppb (4) 40.2 μg/m3 (38) N/A 38.0
 
Oct. 24, 2020, 7 a.m. 20.9 ppb (20) 1.2 ppb (2) N/A 20.0 ppb (19) N/A N/A 15.0 ppb (14) 0.3 ppb (4) 36.4 μg/m3 (34) N/A 34.0
 
Oct. 24, 2020, 6 a.m. 18.2 ppb (18) 1.1 ppb (2) N/A 17.0 ppb (17) N/A N/A 18.0 ppb (17) 0.29 ppb (4) 30.3 μg/m3 (29) N/A 29.0
 
Oct. 24, 2020, 5 a.m. 20.8 ppb (20) 1.3 ppb (2) N/A 20.0 ppb (19) N/A N/A 19.0 ppb (18) 0.29 ppb (4) 34.4 μg/m3 (32) N/A 32.0
 
Oct. 24, 2020, 4 a.m. 18.3 ppb (18) 1.0 ppb (1) N/A 17.0 ppb (17) N/A N/A 25.0 ppb (24) 0.27 ppb (4) 34.9 μg/m3 (33) N/A 33.0
 
Oct. 24, 2020, 3 a.m. 16.1 ppb (16) 0.8 ppb (1) N/A 15.0 ppb (15) N/A N/A 32.0 ppb (30) 0.26 ppb (4) 33.4 μg/m3 (31) N/A 31.0
 
Oct. 24, 2020, 2 a.m. 13.9 ppb (14) 0.7 ppb (1) N/A 13.0 ppb (13) N/A N/A 42.0 ppb (39) 0.28 ppb (4) 45.7 μg/m3 (43) N/A 43.0
 
Oct. 24, 2020, 1 a.m. 17.1 ppb (17) 0.7 ppb (1) N/A 16.0 ppb (16) N/A N/A 51.0 ppb (48) 0.33 ppb (4) 50.6 μg/m3 (47) N/A 48.0
 
Oct. 24, 2020, midnight 15.1 ppb (15) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A 58.0 ppb (61) 0.31 ppb (4) 52.3 μg/m3 (49) N/A 61.0
 
Oct. 23, 2020, 11 p.m. 11.3 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A N/A 60.0 ppb (68) 0.27 ppb (4) 54.5 μg/m3 (51) N/A 68.0
 
Oct. 23, 2020, 10 p.m. 12.3 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (11) N/A N/A 58.0 ppb (61) 0.29 ppb (4) 54.7 μg/m3 (51) N/A 61.0
 
Oct. 23, 2020, 9 p.m. 9.7 ppb (10) 1.9 ppb (2) N/A 8.0 ppb (8) N/A N/A 59.0 ppb (65) 0.28 ppb (4) 40.0 μg/m3 (38) N/A 65.0
 
Oct. 23, 2020, 8 p.m. 14.4 ppb (14) 3.0 ppb (3) N/A 11.0 ppb (11) N/A N/A 54.0 ppb (50) 0.32 ppb (4) 52.3 μg/m3 (49) N/A 50.0
 
Oct. 23, 2020, 7 p.m. 14.0 ppb (14) 3.4 ppb (4) N/A 11.0 ppb (11) N/A N/A 48.0 ppb (45) 0.35 ppb (4) 48.9 μg/m3 (46) N/A 46.0
 
Oct. 23, 2020, 6 p.m. 12.5 ppb (12) 3.4 ppb (4) N/A 9.0 ppb (9) N/A N/A 43.0 ppb (40) 0.34 ppb (4) 47.7 μg/m3 (45) N/A 45.0
 
Oct. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.9 μg/m3 (52) N/A 52.0
 
Oct. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.9 μg/m3 (46) N/A 46.0
 
Oct. 23, 2020, 3 p.m. 11.4 ppb (11) 1.4 ppb (2) N/A 10.0 ppb (10) N/A N/A 28.0 ppb (26) 0.27 ppb (4) 49.6 μg/m3 (46) N/A 46.0
 
Oct. 23, 2020, 2 p.m. 13.9 ppb (14) 2.7 ppb (3) N/A 11.0 ppb (11) N/A N/A 23.0 ppb (22) 0.28 ppb (4) 50.1 μg/m3 (47) N/A 47.0
 
Oct. 23, 2020, 1 p.m. 9.9 ppb (10) 1.0 ppb (1) N/A 9.0 ppb (9) N/A N/A 29.0 ppb (27) 0.25 ppb (3) 38.4 μg/m3 (36) N/A 36.0
 
Oct. 23, 2020, noon 10.0 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A 31.0 ppb (29) 0.25 ppb (3) 43.5 μg/m3 (41) N/A 41.0
 
Oct. 23, 2020, 11 a.m. 7.9 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 33.0 ppb (31) 0.25 ppb (3) 36.6 μg/m3 (34) N/A 34.0
 
Oct. 23, 2020, 10 a.m. 8.0 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 32.0 ppb (30) 0.25 ppb (3) 38.4 μg/m3 (36) N/A 36.0
 
Oct. 23, 2020, 9 a.m. 10.6 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (10) N/A N/A 27.0 ppb (25) 0.27 ppb (4) 38.1 μg/m3 (36) N/A 36.0
 
Oct. 23, 2020, 8 a.m. 8.5 ppb (9) 0.8 ppb (1) N/A 8.0 ppb (8) N/A N/A 30.0 ppb (28) 0.23 ppb (3) 31.8 μg/m3 (30) N/A 30.0
 
Oct. 23, 2020, 7 a.m. 13.7 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (13) N/A N/A 26.0 ppb (25) 0.24 ppb (3) 32.3 μg/m3 (30) N/A 30.0
 
Oct. 23, 2020, 6 a.m. 21.8 ppb (21) 1.5 ppb (2) N/A 20.0 ppb (19) N/A N/A 21.0 ppb (20) 0.29 ppb (4) 34.2 μg/m3 (32) N/A 32.0
 
Oct. 23, 2020, 5 a.m. 17.2 ppb (17) 1.3 ppb (2) N/A 16.0 ppb (16) N/A N/A 26.0 ppb (25) 0.3 ppb (4) 39.0 μg/m3 (37) N/A 37.0
 
Oct. 23, 2020, 4 a.m. 14.9 ppb (15) 1.1 ppb (2) N/A 14.0 ppb (14) N/A N/A 31.0 ppb (29) 0.25 ppb (3) 42.5 μg/m3 (40) N/A 40.0
 
Oct. 23, 2020, 3 a.m. 15.6 ppb (15) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 34.0 ppb (32) 0.27 ppb (4) 36.4 μg/m3 (34) N/A 34.0
 
Oct. 23, 2020, 2 a.m. 13.7 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 40.0 ppb (38) 0.24 ppb (3) 39.8 μg/m3 (37) N/A 38.0
 
Oct. 23, 2020, 1 a.m. 16.1 ppb (16) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 50.0 ppb (47) 0.33 ppb (4) 46.4 μg/m3 (43) N/A 47.0
 
Oct. 23, 2020, midnight 15.7 ppb (15) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 61.0 ppb (71) 0.36 ppb (5) 37.4 μg/m3 (35) N/A 71.0
 
Oct. 22, 2020, 11 p.m. 11.8 ppb (12) 1.2 ppb (2) N/A 11.0 ppb (11) N/A N/A 72.0 ppb (102) 0.38 ppb (5) 46.2 μg/m3 (43) N/A 102.0
 
Oct. 22, 2020, 10 p.m. 12.0 ppb (12) 1.6 ppb (2) N/A 10.0 ppb (10) N/A N/A 74.0 ppb (103) 0.47 ppb (6) 41.8 μg/m3 (39) N/A 103.0
 
Oct. 22, 2020, 9 p.m. 13.7 ppb (13) 2.1 ppb (2) N/A 12.0 ppb (12) N/A N/A 71.0 ppb (101) 0.53 ppb (6) 45.7 μg/m3 (43) N/A 101.0