ID: 139

AQSQID: 060290014

Site Name: Bakersfield - California Ave

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

Updated: Sept. 27, 2020, 9:39 a.m.

Location: Bakersfield (Park Stockdale), CA

Reporting: True, Located: True

Current AQI: 61.0

Bakersfield (Park Stockdale) CA, US: 35.356615, -119.062613

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 27, 2020, 7 a.m. 11.3 ppb (10) 0.5 ppb (0) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 27, 2020, 6 a.m. 12.8 ppb (12) 0.7 ppb (1) N/A 12.0 ppb (11) N/A N/A 23.0 ppb (18) N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 27, 2020, 5 a.m. 18.9 ppb (18) 1.0 ppb (1) N/A 18.0 ppb (17) N/A N/A 18.0 ppb (14) N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 27, 2020, 4 a.m. 18.3 ppb (17) 0.7 ppb (1) N/A 18.0 ppb (17) N/A N/A 25.0 ppb (19) N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 27, 2020, 3 a.m. 19.4 ppb (18) 0.5 ppb (0) N/A 19.0 ppb (18) N/A N/A 27.0 ppb (21) N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 27, 2020, 2 a.m. 6.7 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 43.0 ppb (33) N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 27, 2020, 1 a.m. 1.9 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 27, 2020, midnight 1.5 ppb (1) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 26, 2020, 11 p.m. 1.4 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 26, 2020, 10 p.m. 1.4 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 26, 2020, 9 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 26, 2020, 8 p.m. 2.0 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 26, 2020, 7 p.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (39) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 26, 2020, 6 p.m. 6.0 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 50.0 ppb (38) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 26, 2020, 5 p.m. 11.6 ppb (11) 2.3 ppb (2) N/A 9.0 ppb (8) N/A N/A 37.0 ppb (28) N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 26, 2020, 4 p.m. 15.7 ppb (15) 4.1 ppb (4) N/A 12.0 ppb (11) N/A N/A 25.0 ppb (19) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 26, 2020, 3 p.m. 15.5 ppb (14) 4.2 ppb (4) N/A 11.0 ppb (10) N/A N/A 18.0 ppb (14) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 26, 2020, 2 p.m. 25.3 ppb (23) 8.9 ppb (8) N/A 16.0 ppb (15) N/A N/A 6.0 ppb (5) N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 26, 2020, 1 p.m. 22.5 ppb (21) 4.6 ppb (4) N/A 18.0 ppb (17) N/A N/A 2.0 ppb (2) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 26, 2020, noon 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
 
Sept. 26, 2020, 11 a.m. 17.1 ppb (16) 1.7 ppb (2) N/A 15.0 ppb (14) N/A N/A 6.0 ppb (5) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 26, 2020, 10 a.m. 15.1 ppb (14) 1.1 ppb (1) N/A 14.0 ppb (13) N/A N/A 9.0 ppb (7) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 26, 2020, 9 a.m. 13.9 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A 15.0 ppb (12) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 26, 2020, 8 a.m. 9.5 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 20.0 ppb (15) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 26, 2020, 7 a.m. 9.7 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 26, 2020, 6 a.m. 8.6 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 26, 2020, 5 a.m. 12.2 ppb (11) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 28.0 ppb (22) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 26, 2020, 4 a.m. 11.7 ppb (11) 0.3 ppb (0) N/A 11.0 ppb (10) N/A N/A 31.0 ppb (24) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 26, 2020, 3 a.m. 10.5 ppb (10) 0.1 ppb (0) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 26, 2020, 2 a.m. 6.1 ppb (6) -0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (32) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 26, 2020, 1 a.m. 2.8 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A N/A 8.0 μg/m3 (33) 35.0
 
Sept. 26, 2020, midnight 1.9 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A N/A 5.0 μg/m3 (21) 33.0
 
Sept. 25, 2020, 11 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 7.0 μg/m3 (29) 32.0
 
Sept. 25, 2020, 10 p.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
Sept. 25, 2020, 9 p.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
Sept. 25, 2020, 8 p.m. 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 6.0 μg/m3 (25) 35.0
 
Sept. 25, 2020, 7 p.m. 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A N/A 7.0 μg/m3 (29) 32.0
 
Sept. 25, 2020, 6 p.m. 4.5 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 25, 2020, 5 p.m. 6.6 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, 4 p.m. 7.6 ppb (7) 2.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 25, 2020, 3 p.m. 11.6 ppb (11) 3.8 ppb (4) N/A 8.0 ppb (7) N/A N/A 15.0 ppb (12) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 25, 2020, 2 p.m. 22.8 ppb (21) 7.4 ppb (7) N/A 15.0 ppb (14) N/A N/A 6.0 ppb (5) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 25, 2020, 1 p.m. 25.9 ppb (24) 6.9 ppb (6) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 25, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 25, 2020, 11 a.m. 20.3 ppb (19) 1.6 ppb (1) N/A 19.0 ppb (18) N/A N/A 4.0 ppb (3) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, 10 a.m. 17.7 ppb (16) 1.2 ppb (1) N/A 17.0 ppb (16) N/A N/A 8.0 ppb (6) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, 9 a.m. 23.0 ppb (21) 2.7 ppb (3) N/A 20.0 ppb (19) N/A N/A 5.0 ppb (4) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 25, 2020, 8 a.m. 23.8 ppb (22) 2.8 ppb (3) N/A 21.0 ppb (19) N/A N/A 5.0 ppb (4) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 25, 2020, 7 a.m. 38.1 ppb (35) 11.9 ppb (11) N/A 26.0 ppb (24) N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 25, 2020, 6 a.m. 29.0 ppb (27) 3.7 ppb (3) N/A 25.0 ppb (23) N/A N/A 4.0 ppb (3) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 25, 2020, 5 a.m. 30.2 ppb (28) 1.7 ppb (2) N/A 29.0 ppb (27) N/A N/A 8.0 ppb (6) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 25, 2020, 4 a.m. 17.0 ppb (16) 0.7 ppb (1) N/A 16.0 ppb (15) N/A N/A 22.0 ppb (17) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, 3 a.m. 14.0 ppb (13) 0.3 ppb (0) N/A 14.0 ppb (13) N/A N/A 29.0 ppb (22) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, 2 a.m. 4.7 ppb (4) -0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 47.0 ppb (36) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 25, 2020, 1 a.m. 2.1 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
Sept. 25, 2020, midnight 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 8.0 μg/m3 (33) 35.0
 
Sept. 24, 2020, 11 p.m. 1.4 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 6.0 μg/m3 (25) 34.0
 
Sept. 24, 2020, 10 p.m. 1.5 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
Sept. 24, 2020, 9 p.m. 1.8 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A 6.0 μg/m3 (25) 30.0
 
Sept. 24, 2020, 8 p.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A N/A 8.0 μg/m3 (33) 35.0
 
Sept. 24, 2020, 7 p.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
Sept. 24, 2020, 6 p.m. 4.3 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
Sept. 24, 2020, 5 p.m. 5.5 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (21) N/A N/A 4.0 μg/m3 (17) 21.0
 
Sept. 24, 2020, 4 p.m. 7.4 ppb (7) 2.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 24, 2020, 3 p.m. 19.6 ppb (18) 7.2 ppb (7) N/A 12.0 ppb (11) N/A N/A 12.0 ppb (9) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 24, 2020, 2 p.m. 34.6 ppb (32) 15.8 ppb (15) N/A 19.0 ppb (18) N/A N/A 4.0 ppb (3) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 24, 2020, 1 p.m. 35.6 ppb (33) 15.6 ppb (14) N/A 20.0 ppb (19) N/A N/A 2.0 ppb (2) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 24, 2020, noon 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
 
Sept. 24, 2020, 11 a.m. 22.5 ppb (21) 1.3 ppb (1) N/A 21.0 ppb (19) N/A N/A 4.0 ppb (3) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 24, 2020, 10 a.m. 27.3 ppb (25) 1.2 ppb (1) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 24, 2020, 9 a.m. 32.6 ppb (30) 2.6 ppb (2) N/A 30.0 ppb (28) N/A N/A 4.0 ppb (3) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 24, 2020, 8 a.m. 38.6 ppb (36) 3.9 ppb (4) N/A 35.0 ppb (32) N/A N/A 3.0 ppb (2) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 24, 2020, 7 a.m. 30.0 ppb (28) 1.2 ppb (1) N/A 29.0 ppb (27) N/A N/A 8.0 ppb (6) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 24, 2020, 6 a.m. 26.1 ppb (24) 1.7 ppb (2) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 24, 2020, 5 a.m. 27.6 ppb (26) 1.2 ppb (1) N/A 26.0 ppb (24) N/A N/A 10.0 ppb (8) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 24, 2020, 4 a.m. 26.4 ppb (24) 1.7 ppb (2) N/A 25.0 ppb (23) N/A N/A 13.0 ppb (10) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 24, 2020, 3 a.m. 20.8 ppb (19) 0.7 ppb (1) N/A 20.0 ppb (19) N/A N/A 17.0 ppb (13) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 24, 2020, 2 a.m. 9.2 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 35.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
Sept. 24, 2020, 1 a.m. 4.1 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) N/A N/A 5.0 μg/m3 (21) 33.0
 
Sept. 24, 2020, midnight 2.4 ppb (2) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
Sept. 23, 2020, 11 p.m. 2.2 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
Sept. 23, 2020, 10 p.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
Sept. 23, 2020, 9 p.m. 1.8 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) N/A N/A 4.0 μg/m3 (17) 39.0
 
Sept. 23, 2020, 8 p.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
Sept. 23, 2020, 7 p.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
Sept. 23, 2020, 6 p.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A N/A 3.0 μg/m3 (12) 35.0
 
Sept. 23, 2020, 5 p.m. 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A N/A 6.0 μg/m3 (25) 32.0
 
Sept. 23, 2020, 4 p.m. 10.5 ppb (10) 2.0 ppb (2) N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 23, 2020, 3 p.m. 22.6 ppb (21) 5.6 ppb (5) N/A 17.0 ppb (16) N/A N/A 19.0 ppb (15) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 23, 2020, 2 p.m. 47.4 ppb (44) 18.7 ppb (17) N/A 29.0 ppb (27) N/A N/A 4.0 ppb (3) N/A N/A 24.0 μg/m3 (76) 76.0
 
Sept. 23, 2020, 1 p.m. 31.8 ppb (29) 5.6 ppb (5) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) N/A N/A 28.0 μg/m3 (84) 84.0
 
Sept. 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (90) 90.0
 
Sept. 23, 2020, 11 a.m. 17.4 ppb (16) 1.6 ppb (1) N/A 16.0 ppb (15) N/A N/A 11.0 ppb (8) N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 23, 2020, 10 a.m. 6.8 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) N/A N/A 21.0 μg/m3 (69) 69.0
 
Sept. 23, 2020, 9 a.m. 6.7 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 23, 2020, 8 a.m. 11.6 ppb (11) 0.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) N/A N/A 31.0 μg/m3 (90) 90.0
 
Sept. 23, 2020, 7 a.m. 12.2 ppb (11) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 30.0 ppb (23) N/A N/A 47.0 μg/m3 (129) 129.0
 
Sept. 23, 2020, 6 a.m. 13.7 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A 32.0 ppb (25) N/A N/A 53.0 μg/m3 (144) 144.0
 
Sept. 23, 2020, 5 a.m. 22.2 ppb (21) 0.7 ppb (1) N/A 22.0 ppb (20) N/A N/A 34.0 ppb (26) N/A N/A 59.0 μg/m3 (152) 152.0
 
Sept. 23, 2020, 4 a.m. 12.9 ppb (12) 0.3 ppb (0) N/A 13.0 ppb (12) N/A N/A 51.0 ppb (39) N/A N/A 52.0 μg/m3 (141) 141.0
 
Sept. 23, 2020, 3 a.m. 11.6 ppb (11) 0.1 ppb (0) N/A 12.0 ppb (11) N/A N/A 51.0 ppb (39) N/A N/A 42.0 μg/m3 (116) 116.0
 
Sept. 23, 2020, 2 a.m. 5.8 ppb (5) -0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 61.0 ppb (47) N/A N/A 30.0 μg/m3 (88) 88.0
 
Sept. 23, 2020, 1 a.m. 3.4 ppb (3) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 68.0 ppb (52) N/A N/A 29.0 μg/m3 (86) 86.0
 
Sept. 23, 2020, midnight 2.4 ppb (2) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 66.0 ppb (51) N/A N/A 27.0 μg/m3 (82) 82.0
 
Sept. 22, 2020, 11 p.m. 2.0 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 71.0 ppb (55) N/A N/A 29.0 μg/m3 (86) 86.0
 
Sept. 22, 2020, 10 p.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 77.0 ppb (60) N/A N/A 35.0 μg/m3 (99) 99.0
 
Sept. 22, 2020, 9 p.m. 2.8 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 76.0 ppb (59) N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 22, 2020, 8 p.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 73.0 ppb (57) N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 22, 2020, 7 p.m. 4.9 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 66.0 ppb (51) N/A N/A 28.0 μg/m3 (84) 84.0
 
Sept. 22, 2020, 6 p.m. 7.0 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 56.0 ppb (43) N/A N/A 28.0 μg/m3 (84) 84.0
 
Sept. 22, 2020, 5 p.m. 9.1 ppb (8) 1.4 ppb (1) N/A 8.0 ppb (7) N/A N/A 43.0 ppb (33) N/A N/A 25.0 μg/m3 (78) 78.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (90) 90.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (84) 84.0
 
Sept. 22, 2020, 2 p.m. 42.3 ppb (39) 13.7 ppb (13) N/A 29.0 ppb (27) N/A N/A 5.0 ppb (4) N/A N/A 29.0 μg/m3 (86) 86.0
 
Sept. 22, 2020, 1 p.m. 27.9 ppb (26) 3.1 ppb (3) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A 31.0 μg/m3 (90) 90.0
 
Sept. 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (95) 95.0
 
Sept. 22, 2020, 11 a.m. 27.2 ppb (25) 2.5 ppb (2) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 22, 2020, 10 a.m. 28.6 ppb (26) 1.9 ppb (2) N/A 27.0 ppb (25) N/A N/A N/A N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 22, 2020, 9 a.m. 26.5 ppb (25) 1.6 ppb (1) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A 34.0 μg/m3 (97) 97.0
 
Sept. 22, 2020, 8 a.m. 24.6 ppb (23) 1.3 ppb (1) N/A 23.0 ppb (21) N/A N/A N/A N/A N/A 34.0 μg/m3 (97) 97.0
 
Sept. 22, 2020, 7 a.m. 25.6 ppb (24) 1.6 ppb (1) N/A 24.0 ppb (22) N/A N/A N/A N/A N/A 37.0 μg/m3 (104) 104.0
 
Sept. 22, 2020, 6 a.m. 23.6 ppb (22) 1.3 ppb (1) N/A 22.0 ppb (20) N/A N/A N/A N/A N/A 36.0 μg/m3 (101) 101.0
 
Sept. 22, 2020, 5 a.m. 31.9 ppb (30) 1.4 ppb (1) N/A 31.0 ppb (29) N/A N/A N/A N/A N/A 39.0 μg/m3 (109) 109.0
 
Sept. 22, 2020, 4 a.m. 29.6 ppb (27) 1.2 ppb (1) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A 38.0 μg/m3 (106) 106.0
 
Sept. 22, 2020, 3 a.m. 18.7 ppb (17) 0.5 ppb (0) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 36.0 μg/m3 (101) 101.0
 
Sept. 22, 2020, 2 a.m. 8.7 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A 35.0 μg/m3 (99) 99.0
 
Sept. 22, 2020, 1 a.m. 3.9 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A 31.0 μg/m3 (90) 90.0
 
Sept. 22, 2020, midnight 2.5 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 26.0 μg/m3 (80) 80.0
 
Sept. 21, 2020, 11 p.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 10 p.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 29.0 μg/m3 (86) 86.0
 
Sept. 21, 2020, 9 p.m. 2.7 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 21, 2020, 8 p.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 27.0 μg/m3 (82) 82.0
 
Sept. 21, 2020, 7 p.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A 28.0 μg/m3 (84) 84.0
 
Sept. 21, 2020, 6 p.m. 7.4 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A N/A N/A 27.0 μg/m3 (82) 82.0
 
Sept. 21, 2020, 5 p.m. 13.6 ppb (13) 1.9 ppb (2) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 4 p.m. 20.8 ppb (19) 3.6 ppb (3) N/A 17.0 ppb (16) N/A N/A N/A N/A N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 3 p.m. 26.1 ppb (24) 5.4 ppb (5) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 31.0 μg/m3 (90) 90.0
 
Sept. 21, 2020, 2 p.m. 20.2 ppb (19) 4.0 ppb (4) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A 25.0 μg/m3 (78) 78.0
 
Sept. 21, 2020, 1 p.m. 13.0 ppb (12) 1.1 ppb (1) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 21, 2020, 11 a.m. 15.9 ppb (15) 0.7 ppb (1) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 21, 2020, 10 a.m. 9.7 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 21, 2020, 9 a.m. 14.4 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (12) N/A N/A N/A N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 21, 2020, 8 a.m. 21.9 ppb (20) 1.2 ppb (1) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 7 a.m. 14.9 ppb (14) 0.8 ppb (1) N/A 14.0 ppb (13) N/A N/A N/A N/A N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 6 a.m. 19.2 ppb (18) 0.9 ppb (1) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 29.0 μg/m3 (86) 86.0
 
Sept. 21, 2020, 5 a.m. 28.8 ppb (27) 1.2 ppb (1) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A 27.0 μg/m3 (82) 82.0
 
Sept. 21, 2020, 4 a.m. 16.8 ppb (16) 0.6 ppb (1) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A 28.0 μg/m3 (84) 84.0
 
Sept. 21, 2020, 3 a.m. 10.2 ppb (9) 0.2 ppb (0) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 26.0 μg/m3 (80) 80.0
 
Sept. 21, 2020, 2 a.m. 5.1 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 21, 2020, 1 a.m. 2.9 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 21, 2020, midnight 2.6 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 20, 2020, 11 p.m. 2.4 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 20, 2020, 10 p.m. 2.4 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 20, 2020, 9 p.m. 2.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 20, 2020, 8 p.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 20, 2020, 7 p.m. 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 20, 2020, 6 p.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 20, 2020, 5 p.m. 7.4 ppb (7) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 20, 2020, 4 p.m. 10.4 ppb (10) 2.2 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 20, 2020, 3 p.m. 13.4 ppb (12) 3.6 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 20, 2020, 2 p.m. 16.3 ppb (15) 3.5 ppb (3) N/A 13.0 ppb (12) N/A N/A N/A N/A N/A 25.0 μg/m3 (78) 78.0
 
Sept. 20, 2020, 1 p.m. 12.5 ppb (12) 2.4 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 20, 2020, 11 a.m. 13.5 ppb (12) 1.7 ppb (2) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 20, 2020, 10 a.m. 12.5 ppb (12) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 20, 2020, 9 a.m. 15.8 ppb (15) 1.3 ppb (1) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A 21.0 μg/m3 (69) 69.0