AQSQID: 060710005

Site Name: Crestline - Lake Gregory

Location: San Bernardino Co, CA

Reporting: True, Located: True

Current AQI: 36.0

San Bernardino Co CA, US: 34.24139, -117.275558

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 2.2 μg/m3 (9) 36.0
 
July 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 3.1 μg/m3 (13) 42.0
 
July 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 5.6 μg/m3 (23) 47.0
 
July 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 6.6 μg/m3 (28) 44.0
 
July 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) N/A N/A 6.1 μg/m3 (25) 53.0
 
July 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 76.0 ppb (59) N/A N/A 6.1 μg/m3 (25) 59.0
 
July 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (61) N/A N/A 7.2 μg/m3 (30) 61.0
 
July 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 74.0 ppb (57) N/A N/A 8.7 μg/m3 (36) 57.0
 
July 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) N/A N/A 11.9 μg/m3 (50) 53.0
 
July 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 9.9 μg/m3 (41) 56.0
 
July 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (61) N/A N/A 6.1 μg/m3 (25) 61.0
 
July 22, 2019, midnight N/A N/A N/A N/A N/A N/A 79.0 ppb (62) N/A N/A 6.8 μg/m3 (28) 62.0
 
July 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (60) N/A N/A 6.5 μg/m3 (27) 60.0
 
July 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (57) N/A N/A 7.4 μg/m3 (31) 57.0
 
July 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (60) N/A N/A 11.4 μg/m3 (48) 60.0
 
July 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 82.0 ppb (64) N/A N/A 10.9 μg/m3 (45) 64.0
 
July 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 4.0 μg/m3 (17) 47.0
 
July 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.9 μg/m3 (4) 31.0
 
July 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.6 μg/m3 (11) 34.0
 
July 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.8 μg/m3 (12) 35.0
 
July 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
July 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.1 μg/m3 (13) 25.0
 
July 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.4 μg/m3 (14) 22.0
 
July 21, 2019, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 2.4 μg/m3 (10) 26.0
 
July 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 4.6 μg/m3 (19) 39.0
 
July 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 8.9 μg/m3 (37) 41.0
 
July 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 11.2 μg/m3 (47) 51.0
 
July 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 10.4 μg/m3 (43) 46.0
 
July 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 6.8 μg/m3 (28) 33.0
 
July 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 2.1 μg/m3 (9) 48.0
 
July 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 5.6 μg/m3 (23) 23.0
 
July 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 8.4 μg/m3 (35) 45.0
 
July 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 76.0 ppb (59) N/A N/A 7.2 μg/m3 (30) 59.0
 
July 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 75.0 ppb (58) N/A N/A 15.4 μg/m3 (57) 58.0
 
July 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 81.0 ppb (63) N/A N/A 17.5 μg/m3 (62) 63.0
 
July 21, 2019, midnight N/A N/A N/A N/A N/A N/A 79.0 ppb (62) N/A N/A 6.3 μg/m3 (26) 62.0
 
July 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 6.8 μg/m3 (28) 56.0
 
July 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 8.6 μg/m3 (36) 56.0
 
July 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A 9.4 μg/m3 (39) 54.0
 
July 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 7.4 μg/m3 (31) 51.0
 
July 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 4.0 μg/m3 (17) 45.0
 
July 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.0 μg/m3 (8) 35.0
 
July 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 4.3 μg/m3 (18) 35.0
 
July 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 6.6 μg/m3 (28) 44.0
 
July 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 4.1 μg/m3 (17) 51.0
 
July 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 3.9 μg/m3 (16) 48.0
 
July 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 6.6 μg/m3 (28) 41.0
 
July 20, 2019, noon N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 6.1 μg/m3 (25) 42.0
 
July 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 6.1 μg/m3 (25) 43.0
 
July 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 7.2 μg/m3 (30) 46.0
 
July 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 9.4 μg/m3 (39) 48.0
 
July 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 7.5 μg/m3 (31) 45.0
 
July 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 4.9 μg/m3 (20) 43.0
 
July 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 7.7 μg/m3 (32) 44.0
 
July 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A 9.2 μg/m3 (38) 54.0
 
July 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 9.7 μg/m3 (40) 56.0
 
July 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A 11.7 μg/m3 (49) 50.0
 
July 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 12.1 μg/m3 (50) 50.0
 
July 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 75.0 ppb (58) N/A N/A 11.4 μg/m3 (48) 58.0
 
July 20, 2019, midnight N/A N/A N/A N/A N/A N/A 83.0 ppb (65) N/A N/A 10.9 μg/m3 (45) 65.0
 
July 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 76.0 ppb (59) N/A N/A 10.2 μg/m3 (42) 59.0
 
July 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 9.4 μg/m3 (39) 56.0
 
July 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 10.1 μg/m3 (42) 51.0
 
July 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 8.4 μg/m3 (35) 43.0
 
July 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (30) 30.0
 
July 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (26) 26.0
 
July 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (18) 18.0
 
July 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 4.6 μg/m3 (19) 24.0
 
July 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.9 μg/m3 (16) 25.0
 
July 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 2.4 μg/m3 (10) 24.0
 
July 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 2.4 μg/m3 (10) 22.0
 
July 19, 2019, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A -0.8 μg/m3 (0) 26.0
 
July 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A N/A 22.0
 
July 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 1.7 μg/m3 (7) 20.0
 
July 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 4.3 μg/m3 (18) 23.0
 
July 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 5.8 μg/m3 (24) 28.0
 
July 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.6 μg/m3 (19) 21.0
 
July 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.4 μg/m3 (14) 17.0
 
July 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 7.3 μg/m3 (30) 30.0
 
July 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 11.9 μg/m3 (50) 50.0
 
July 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 9.9 μg/m3 (41) 41.0
 
July 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 7.7 μg/m3 (32) 42.0
 
July 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 9.9 μg/m3 (41) 43.0
 
July 19, 2019, midnight N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 10.2 μg/m3 (42) 56.0
 
July 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 76.0 ppb (59) N/A N/A 8.9 μg/m3 (37) 59.0
 
July 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 8.9 μg/m3 (37) 48.0
 
July 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 7.4 μg/m3 (31) 40.0
 
July 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 6.5 μg/m3 (27) 38.0
 
July 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 3.0 μg/m3 (12) 33.0
 
July 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 4.1 μg/m3 (17) 31.0
 
July 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 4.8 μg/m3 (20) 36.0
 
July 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.4 μg/m3 (14) 25.0
 
July 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 5.8 μg/m3 (24) 35.0
 
July 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 4.8 μg/m3 (20) 38.0
 
July 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 4.3 μg/m3 (18) 37.0
 
July 18, 2019, noon N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 7.2 μg/m3 (30) 38.0
 
July 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 10.7 μg/m3 (45) 45.0
 
July 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 10.5 μg/m3 (44) 44.0
 
July 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 11.4 μg/m3 (48) 48.0
 
July 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 13.1 μg/m3 (52) 52.0
 
July 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A N/A 11.9 μg/m3 (50) 50.0
 
July 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 10.7 μg/m3 (45) 45.0
 
July 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (57) N/A N/A 12.2 μg/m3 (50) 57.0
 
July 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 14.1 μg/m3 (54) 54.0
 
July 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A N/A 15.9 μg/m3 (58) 58.0
 
July 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A 13.9 μg/m3 (54) 54.0
 
July 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 84.0 ppb (66) N/A N/A 13.6 μg/m3 (53) 66.0
 
July 18, 2019, midnight N/A N/A N/A N/A N/A N/A 90.0 ppb (71) N/A N/A 12.4 μg/m3 (51) 71.0
 
July 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 94.0 ppb (74) N/A N/A 18.8 μg/m3 (64) 74.0
 
July 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 93.0 ppb (73) N/A N/A 11.2 μg/m3 (47) 73.0
 
July 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (61) N/A N/A 9.7 μg/m3 (40) 61.0
 
July 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 5.8 μg/m3 (24) 48.0
 
July 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 4.8 μg/m3 (20) 42.0
 
July 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 5.6 μg/m3 (23) 33.0
 
July 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.1 μg/m3 (9) 35.0
 
July 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 3.4 μg/m3 (14) 38.0
 
July 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 8.2 μg/m3 (34) 41.0
 
July 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 5.4 μg/m3 (23) 40.0
 
July 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 6.6 μg/m3 (28) 41.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 6.8 μg/m3 (28) 41.0
 
July 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 3.1 μg/m3 (13) 42.0
 
July 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 4.4 μg/m3 (18) 41.0
 
July 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 7.5 μg/m3 (31) 36.0
 
July 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 9.4 μg/m3 (39) 39.0
 
July 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 6.3 μg/m3 (26) 39.0
 
July 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 5.4 μg/m3 (23) 38.0
 
July 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 7.5 μg/m3 (31) 38.0
 
July 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 5.9 μg/m3 (25) 45.0
 
July 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 6.9 μg/m3 (29) 46.0
 
July 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 9.9 μg/m3 (41) 48.0
 
July 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (52) N/A N/A 9.7 μg/m3 (40) 52.0
 
July 17, 2019, midnight N/A N/A N/A N/A N/A N/A 78.0 ppb (61) N/A N/A 7.9 μg/m3 (33) 61.0
 
July 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 84.0 ppb (66) N/A N/A 8.7 μg/m3 (36) 66.0
 
July 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 94.0 ppb (74) N/A N/A 8.9 μg/m3 (37) 74.0
 
July 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 89.0 ppb (70) N/A N/A 8.4 μg/m3 (35) 70.0
 
July 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 79.0 ppb (62) N/A N/A 8.7 μg/m3 (36) 62.0
 
July 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 76.0 ppb (59) N/A N/A 15.6 μg/m3 (58) 59.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) N/A N/A 7.2 μg/m3 (30) 53.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 6.8 μg/m3 (28) 48.0
 
July 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 5.3 μg/m3 (22) 46.0
 
July 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 5.1 μg/m3 (21) 46.0
 
July 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 7.2 μg/m3 (30) 47.0
 
July 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 7.5 μg/m3 (31) 44.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 4.9 μg/m3 (20) 45.0
 
July 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 3.5 μg/m3 (15) 42.0
 
July 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 4.4 μg/m3 (18) 42.0
 
July 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 5.8 μg/m3 (24) 38.0
 
July 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 6.3 μg/m3 (26) 46.0
 
July 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 5.9 μg/m3 (25) 46.0
 
July 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 7.2 μg/m3 (30) 44.0
 
July 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A N/A 8.0 μg/m3 (33) 49.0
 
July 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 8.7 μg/m3 (36) 56.0
 
July 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (52) N/A N/A 9.5 μg/m3 (40) 52.0
 
July 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 94.0 ppb (74) N/A N/A 17.3 μg/m3 (61) 74.0
 
July 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 105.0 ppb (83) N/A N/A 19.3 μg/m3 (66) 83.0
 
July 16, 2019, midnight N/A N/A N/A N/A N/A N/A 109.0 ppb (87) N/A N/A 19.3 μg/m3 (66) 87.0
 
July 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 101.0 ppb (80) N/A N/A 9.1 μg/m3 (38) 80.0
 
July 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 95.0 ppb (75) N/A N/A 16.3 μg/m3 (59) 75.0
 
July 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 92.0 ppb (72) N/A N/A 7.0 μg/m3 (29) 72.0
 
July 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (61) N/A N/A 5.1 μg/m3 (21) 61.0
 
July 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 4.3 μg/m3 (18) 51.0
 
July 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 4.0 μg/m3 (17) 45.0
 
July 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 7.2 μg/m3 (30) 41.0
 
July 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 10.4 μg/m3 (43) 43.0
 
July 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 7.7 μg/m3 (32) 32.0
 
July 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 7.5 μg/m3 (31) 31.0
 
July 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 8.7 μg/m3 (36) 36.0
 
July 15, 2019, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 9.7 μg/m3 (40) 40.0