ID: 139

AQSQID: 060290014

Site Name: Bakersfield - California Ave

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

Updated: May 28, 2022, 1:28 p.m.

Location: Bakersfield (Park Stockdale), CA

Reporting: True, Located: True

Current AQI: 34.0

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
May 28, 2022, 11 a.m. 3.3 ppb (4) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 18.0 ppb (17) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 28, 2022, 11 a.m. 3.3 ppb (4) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 18.0 ppb (17) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 28, 2022, 10 a.m. 3.2 ppb (4) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 19.0 ppb (18) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 28, 2022, 10 a.m. 3.2 ppb (4) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 19.0 ppb (18) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 28, 2022, 9 a.m. 2.8 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) N/A N/A 4.0 μg/m3 (17) 20.0
 
May 28, 2022, 9 a.m. 2.8 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) N/A N/A 4.0 μg/m3 (17) 20.0
 
May 28, 2022, 8 a.m. 3.6 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 28, 2022, 8 a.m. 3.6 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 28, 2022, 7 a.m. 4.5 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 28, 2022, 7 a.m. 4.5 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 28, 2022, 6 a.m. 5.2 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 28, 2022, 6 a.m. 5.2 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 28, 2022, 5 a.m. 6.2 ppb (6) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 28, 2022, 5 a.m. 6.2 ppb (6) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 28, 2022, 3 a.m. 3.7 ppb (4) -0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (39) N/A N/A 8.0 μg/m3 (34) 39.0
 
May 27, 2022, 7 p.m. 2.6 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
May 27, 2022, 7 p.m. 2.6 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
May 27, 2022, 6 p.m. 2.5 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) N/A N/A 50.0 μg/m3 (137) 137.0
 
May 27, 2022, 5 p.m. 2.7 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (30) N/A N/A 45.0 μg/m3 (125) 125.0
 
May 27, 2022, 5 p.m. 2.7 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (30) N/A N/A 45.0 μg/m3 (125) 125.0
 
May 27, 2022, 4 p.m. 3.9 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (25) N/A N/A 48.0 μg/m3 (132) 132.0
 
May 27, 2022, 3 p.m. 3.4 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (24) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 27, 2022, 3 p.m. 3.4 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (24) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 27, 2022, 2 p.m. 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
May 27, 2022, 5 a.m. 1.1 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) N/A N/A 21.0 μg/m3 (70) 70.0
 
May 27, 2022, 4 a.m. 1.1 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) N/A N/A 22.0 μg/m3 (72) 72.0
 
May 27, 2022, 3 a.m. 1.6 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) N/A N/A 27.0 μg/m3 (83) 83.0
 
May 27, 2022, 2 a.m. 2.1 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) N/A N/A 36.0 μg/m3 (103) 103.0
 
May 27, 2022, 1 a.m. 1.5 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (36) N/A N/A 18.0 μg/m3 (64) 64.0
 
May 27, 2022, midnight 1.7 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) N/A N/A 10.0 μg/m3 (42) 47.0
 
May 26, 2022, 11 p.m. 1.7 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) N/A N/A 10.0 μg/m3 (42) 49.0
 
May 26, 2022, 10 p.m. 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) N/A N/A 9.0 μg/m3 (38) 49.0
 
May 26, 2022, 9 p.m. 3.2 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (47) N/A N/A 10.0 μg/m3 (42) 47.0
 
May 26, 2022, 8 p.m. 2.3 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 26, 2022, 8 p.m. 2.3 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 26, 2022, 7 p.m. 2.5 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 26, 2022, 7 p.m. 2.5 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 26, 2022, 6 p.m. 2.2 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) N/A N/A 46.0 μg/m3 (127) 127.0
 
May 26, 2022, 6 p.m. 2.2 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) N/A N/A 46.0 μg/m3 (127) 127.0
 
May 26, 2022, 5 p.m. 3.0 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (45) N/A N/A 36.0 μg/m3 (103) 103.0
 
May 26, 2022, 5 p.m. 3.0 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (45) N/A N/A 36.0 μg/m3 (103) 103.0
 
May 26, 2022, 4 p.m. 4.5 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 26, 2022, 4 p.m. 4.5 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 26, 2022, 3 p.m. 27.4 ppb (26) 5.6 ppb (6) N/A 22.0 ppb (21) N/A N/A 31.0 ppb (29) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 26, 2022, 2 p.m. 50.4 ppb (48) 14.7 ppb (14) N/A 36.0 ppb (34) N/A N/A 13.0 ppb (13) N/A N/A 30.0 μg/m3 (89) 89.0
 
May 26, 2022, 2 p.m. 50.4 ppb (48) 14.7 ppb (14) N/A 36.0 ppb (34) N/A N/A 13.0 ppb (13) N/A N/A 30.0 μg/m3 (89) 89.0
 
May 26, 2022, 5 a.m. 4.9 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 26, 2022, 4 a.m. 8.7 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A 42.0 ppb (39) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 26, 2022, 1 a.m. 2.6 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (81) N/A N/A 11.0 μg/m3 (46) 81.0
 
May 26, 2022, midnight 2.1 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (78) N/A N/A 13.0 μg/m3 (53) 78.0
 
May 25, 2022, 11 p.m. 1.7 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (61) N/A N/A 88.0 μg/m3 (168) 168.0
 
May 25, 2022, 10 p.m. 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (51) N/A N/A 28.0 μg/m3 (85) 85.0
 
May 25, 2022, 10 p.m. 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (51) N/A N/A 28.0 μg/m3 (85) 85.0
 
May 25, 2022, 9 p.m. 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) N/A N/A 71.0 μg/m3 (160) 160.0
 
May 25, 2022, 8 p.m. 2.6 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A N/A 10.0 μg/m3 (42) 50.0
 
May 25, 2022, 8 p.m. 2.6 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A N/A 10.0 μg/m3 (42) 50.0
 
May 25, 2022, 7 p.m. 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 25, 2022, 7 p.m. 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 25, 2022, 6 p.m. 3.3 ppb (4) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 57.0 ppb (58) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 25, 2022, 6 p.m. 3.3 ppb (4) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 57.0 ppb (58) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 25, 2022, 5 p.m. 3.6 ppb (4) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 25, 2022, 5 p.m. 3.6 ppb (4) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 25, 2022, 4 p.m. 6.6 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 47.0 ppb (44) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 25, 2022, 3 p.m. 21.1 ppb (20) 3.6 ppb (4) N/A 18.0 ppb (17) N/A N/A 32.0 ppb (30) N/A N/A 66.0 μg/m3 (157) 157.0
 
May 25, 2022, 1 p.m. 44.5 ppb (42) 8.0 ppb (8) N/A 37.0 ppb (35) N/A N/A 11.0 ppb (11) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 25, 2022, 9 a.m. 14.2 ppb (14) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A 22.0 ppb (21) N/A N/A 17.0 μg/m3 (62) 62.0
 
May 25, 2022, 5 a.m. 20.8 ppb (20) 0.9 ppb (1) N/A 20.0 ppb (19) N/A N/A 25.0 ppb (24) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 25, 2022, 4 a.m. 13.6 ppb (13) 0.4 ppb (1) N/A 13.0 ppb (13) N/A N/A 32.0 ppb (30) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 25, 2022, midnight 1.6 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) N/A N/A 4.0 μg/m3 (17) 47.0
 
May 25, 2022, midnight 1.6 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) N/A N/A 4.0 μg/m3 (17) 47.0
 
May 25, 2022, midnight 1.6 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) N/A N/A 4.0 μg/m3 (17) 47.0
 
May 24, 2022, 9 p.m. 3.1 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) N/A N/A 6.0 μg/m3 (25) 43.0
 
May 24, 2022, 8 p.m. 3.3 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A N/A 8.0 μg/m3 (34) 40.0
 
May 24, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
May 24, 2022, 6 p.m. 4.7 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
May 24, 2022, 5 p.m. 6.5 ppb (7) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (39) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 24, 2022, 4 p.m. 9.0 ppb (9) 1.5 ppb (2) N/A 8.0 ppb (8) N/A N/A 39.0 ppb (37) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 24, 2022, 3 p.m. 18.0 ppb (17) 3.5 ppb (4) N/A 15.0 ppb (15) N/A N/A 30.0 ppb (28) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 24, 2022, 2 p.m. 33.0 ppb (32) 8.6 ppb (9) N/A 24.0 ppb (23) N/A N/A 16.0 ppb (15) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 24, 2022, 1 p.m. 32.8 ppb (31) 6.2 ppb (6) N/A 27.0 ppb (26) N/A N/A 9.0 ppb (9) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 24, 2022, noon 15.5 ppb (15) 0.8 ppb (1) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A 17.0 μg/m3 (62) 62.0
 
May 24, 2022, 10 a.m. 15.5 ppb (15) 0.8 ppb (1) N/A 15.0 ppb (15) N/A N/A 10.0 ppb (10) N/A N/A 17.0 μg/m3 (62) 62.0
 
May 24, 2022, 9 a.m. 19.8 ppb (19) 1.1 ppb (2) N/A 19.0 ppb (18) N/A N/A 10.0 ppb (10) N/A N/A 17.0 μg/m3 (62) 62.0
 
May 24, 2022, 8 a.m. 29.8 ppb (29) 2.4 ppb (3) N/A 27.0 ppb (26) N/A N/A 4.0 ppb (4) N/A N/A 18.0 μg/m3 (64) 64.0
 
May 24, 2022, 6 a.m. 24.1 ppb (23) 0.9 ppb (1) N/A 23.0 ppb (22) N/A N/A 13.0 ppb (13) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 24, 2022, 5 a.m. 12.0 ppb (12) 0.2 ppb (1) N/A 12.0 ppb (12) N/A N/A 24.0 ppb (23) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 24, 2022, 5 a.m. 12.0 ppb (12) 0.2 ppb (1) N/A 12.0 ppb (12) N/A N/A 24.0 ppb (23) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 24, 2022, 4 a.m. 8.6 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A 32.0 ppb (30) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 24, 2022, 4 a.m. 8.6 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A 32.0 ppb (30) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 24, 2022, 3 a.m. 5.4 ppb (6) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (38) N/A N/A 8.0 μg/m3 (34) 38.0
 
May 24, 2022, 3 a.m. 5.4 ppb (6) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (38) N/A N/A 8.0 μg/m3 (34) 38.0
 
May 24, 2022, 2 a.m. 2.4 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) N/A N/A 3.0 μg/m3 (13) 43.0
 
May 24, 2022, 2 a.m. 2.4 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) N/A N/A 3.0 μg/m3 (13) 43.0
 
May 24, 2022, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) N/A N/A 2.0 μg/m3 (9) 43.0
 
May 24, 2022, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) N/A N/A 2.0 μg/m3 (9) 43.0
 
May 24, 2022, midnight 2.0 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) N/A N/A 3.0 μg/m3 (13) 41.0
 
May 24, 2022, midnight 2.0 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) N/A N/A 3.0 μg/m3 (13) 41.0
 
May 23, 2022, 11 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (40) N/A N/A 4.0 μg/m3 (17) 40.0
 
May 23, 2022, 11 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (40) N/A N/A 4.0 μg/m3 (17) 40.0
 
May 23, 2022, 8 p.m. 2.5 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
May 23, 2022, 7 p.m. 2.5 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
May 23, 2022, 6 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) N/A N/A 5.0 μg/m3 (21) 35.0
 
May 23, 2022, 3 p.m. 27.1 ppb (26) 8.6 ppb (9) N/A 19.0 ppb (18) N/A N/A 18.0 ppb (17) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 23, 2022, 2 p.m. 33.1 ppb (32) 12.6 ppb (12) N/A 21.0 ppb (20) N/A N/A 11.0 ppb (11) N/A N/A 35.0 μg/m3 (100) 100.0
 
May 23, 2022, 11 a.m. 27.7 ppb (27) 1.9 ppb (2) N/A 26.0 ppb (25) N/A N/A 6.0 ppb (6) N/A N/A 17.0 μg/m3 (62) 62.0
 
May 23, 2022, 10 a.m. 17.4 ppb (17) 0.7 ppb (1) N/A 17.0 ppb (17) N/A N/A 11.0 ppb (11) N/A N/A 6.0 μg/m3 (25) 25.0
 
May 23, 2022, 10 a.m. 17.4 ppb (17) 0.7 ppb (1) N/A 17.0 ppb (17) N/A N/A 11.0 ppb (11) N/A N/A 6.0 μg/m3 (25) 25.0
 
May 23, 2022, 9 a.m. 9.3 ppb (9) 0.2 ppb (1) N/A 9.0 ppb (9) N/A N/A 18.0 ppb (17) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 23, 2022, 3 a.m. 3.7 ppb (4) -0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (42) N/A N/A 34.0 μg/m3 (98) 98.0
 
May 23, 2022, 2 a.m. 2.1 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 23, 2022, 1 a.m. 1.5 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) N/A N/A 3.0 μg/m3 (13) 50.0
 
May 23, 2022, midnight 1.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) N/A N/A 2.0 μg/m3 (9) 48.0
 
May 22, 2022, 11 p.m. 1.3 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) N/A N/A 4.0 μg/m3 (17) 43.0
 
May 22, 2022, 9 p.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) N/A N/A 29.0 μg/m3 (87) 87.0
 
May 22, 2022, 8 p.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
May 22, 2022, 7 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 8.0 μg/m3 (34) 37.0
 
May 22, 2022, 6 p.m. 2.2 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) N/A N/A 28.0 μg/m3 (85) 85.0
 
May 22, 2022, 5 p.m. 2.9 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) N/A N/A 7.0 μg/m3 (30) 34.0
 
May 22, 2022, 4 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) N/A N/A 29.0 μg/m3 (87) 87.0
 
May 22, 2022, 3 p.m. 7.2 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 22, 2022, 2 p.m. 14.2 ppb (14) 3.1 ppb (3) N/A 11.0 ppb (11) N/A N/A 19.0 ppb (18) N/A N/A 74.0 μg/m3 (161) 161.0
 
May 22, 2022, 1 p.m. 15.0 ppb (15) 2.1 ppb (2) N/A 13.0 ppb (13) N/A N/A 14.0 ppb (13) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 22, 2022, 1 p.m. 15.0 ppb (15) 2.1 ppb (2) N/A 13.0 ppb (13) N/A N/A 14.0 ppb (13) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 22, 2022, noon 19.3 ppb (19) 0.8 ppb (1) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (8) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 22, 2022, 11 a.m. 19.3 ppb (19) 0.8 ppb (1) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (8) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 22, 2022, 10 a.m. 16.8 ppb (16) 0.5 ppb (1) N/A 16.0 ppb (16) N/A N/A 10.0 ppb (10) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 22, 2022, 9 a.m. 11.6 ppb (11) 0.2 ppb (1) N/A 11.0 ppb (11) N/A N/A 15.0 ppb (14) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 22, 2022, 8 a.m. 6.3 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (20) N/A N/A 6.0 μg/m3 (25) 25.0
 
May 22, 2022, 7 a.m. 4.6 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (24) N/A N/A 6.0 μg/m3 (25) 25.0
 
May 22, 2022, 5 a.m. 8.1 ppb (8) -0.1 ppb (0) N/A 8.0 ppb (8) N/A N/A 30.0 ppb (28) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 22, 2022, 3 a.m. 3.9 ppb (4) -0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (44) N/A N/A N/A 44.0
 
May 22, 2022, 2 a.m. 2.1 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) N/A N/A N/A 48.0
 
May 22, 2022, 1 a.m. 1.4 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) N/A N/A N/A 49.0
 
May 22, 2022, midnight 1.4 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) N/A N/A N/A 46.0
 
May 21, 2022, 11 p.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) N/A N/A N/A 43.0
 
May 21, 2022, 10 p.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) N/A N/A 4.0 μg/m3 (17) 43.0
 
May 21, 2022, 9 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
May 21, 2022, 8 p.m. 2.7 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) N/A N/A 4.0 μg/m3 (17) 41.0
 
May 21, 2022, 7 p.m. 2.1 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) N/A N/A 6.0 μg/m3 (25) 41.0
 
May 21, 2022, 6 p.m. 2.3 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
May 21, 2022, 5 p.m. 4.0 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
May 21, 2022, 4 p.m. 3.8 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) N/A N/A 5.0 μg/m3 (21) 37.0
 
May 21, 2022, 3 p.m. 9.8 ppb (10) 1.7 ppb (2) N/A 8.0 ppb (8) N/A N/A 31.0 ppb (29) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 21, 2022, 2 p.m. 25.7 ppb (25) 7.0 ppb (7) N/A 19.0 ppb (18) N/A N/A 17.0 ppb (16) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 21, 2022, 1 p.m. 23.5 ppb (23) 3.7 ppb (4) N/A 20.0 ppb (19) N/A N/A 12.0 ppb (12) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 21, 2022, 1 p.m. 23.5 ppb (23) 3.7 ppb (4) N/A 20.0 ppb (19) N/A N/A 12.0 ppb (12) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 21, 2022, noon 15.3 ppb (15) 0.4 ppb (1) N/A 15.0 ppb (15) N/A N/A 15.0 ppb (14) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 21, 2022, 10 a.m. 16.8 ppb (16) 0.5 ppb (1) N/A 16.0 ppb (16) N/A N/A 13.0 ppb (13) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 21, 2022, 9 a.m. 7.2 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 21, 2022, 8 a.m. 7.7 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (8) N/A N/A 20.0 ppb (19) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 21, 2022, 4 a.m. 7.0 ppb (7) -0.2 ppb (0) N/A 7.0 ppb (7) N/A N/A 33.0 ppb (31) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 21, 2022, 3 a.m. 4.9 ppb (5) -0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (35) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 21, 2022, 2 a.m. 2.9 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 21, 2022, 1 a.m. 2.4 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 21, 2022, midnight 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 20, 2022, 11 p.m. 2.6 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) N/A N/A 30.0 μg/m3 (89) 89.0
 
May 20, 2022, 10 p.m. 2.5 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (39) N/A N/A 19.0 μg/m3 (66) 66.0
 
May 20, 2022, 9 p.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) N/A N/A 33.0 μg/m3 (95) 95.0
 
May 20, 2022, 7 p.m. 2.0 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 18.0 μg/m3 (64) 64.0
 
May 20, 2022, 6 p.m. 2.2 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) N/A N/A 40.0 μg/m3 (113) 113.0
 
May 20, 2022, 5 p.m. 2.8 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) N/A N/A 42.0 μg/m3 (118) 118.0
 
May 20, 2022, 4 p.m. 3.6 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) N/A N/A 35.0 μg/m3 (100) 100.0
 
May 20, 2022, 3 p.m. 3.3 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) N/A N/A 30.0 μg/m3 (89) 89.0
 
May 20, 2022, 2 p.m. 6.8 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (24) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 20, 2022, 1 p.m. 6.3 ppb (6) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
May 20, 2022, 11 a.m. 3.2 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (25) N/A N/A 1.0 μg/m3 (5) 25.0
 
May 20, 2022, 10 a.m. 5.7 ppb (6) 0.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (19) N/A N/A 5.0 μg/m3 (21) 21.0
 
May 20, 2022, 9 a.m. 4.9 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) N/A N/A 10.0 μg/m3 (42) 42.0