AQSQID: 130511002

Site Name: Savannah L&A

Location: Savannah, GA

Reporting: True, Located: True

Current AQI: 23.0

Savannah GA, US: 32.0903, -81.1306

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 26, 2019, 5 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) N/A N/A N/A N/A 23.0
 
March 26, 2019, 4 p.m. N/A N/A N/A N/A N/A 35.0 ppb (50) N/A N/A 23.0 μg/m3 (21) 14.7 μg/m3 (56) 56.0
 
March 26, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 28.0 μg/m3 (25) 13.8 μg/m3 (54) 54.0
 
March 26, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 27.0 μg/m3 (25) 11.6 μg/m3 (48) 48.0
 
March 26, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 10.3 μg/m3 (43) 43.0
 
March 26, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.0 μg/m3 (17) 9.7 μg/m3 (40) 40.0
 
March 26, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
March 26, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 7.4 μg/m3 (31) 31.0
 
March 26, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 15.0 μg/m3 (14) 8.4 μg/m3 (35) 35.0
 
March 26, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 6.2 μg/m3 (26) 26.0
 
March 26, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 6.3 μg/m3 (26) 26.0
 
March 26, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 6.4 μg/m3 (27) 27.0
 
March 26, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 24.0 μg/m3 (22) 7.7 μg/m3 (32) 32.0
 
March 26, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0
 
March 26, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 15.7 μg/m3 (58) 58.0
 
March 26, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 14.4 μg/m3 (55) 55.0
 
March 26, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 24.0 μg/m3 (22) 12.1 μg/m3 (50) 50.0
 
March 26, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 11.4 μg/m3 (48) 48.0
 
March 25, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
March 25, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 46.0 μg/m3 (42) 14.3 μg/m3 (55) 55.0
 
March 25, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 60.0 μg/m3 (52) 20.1 μg/m3 (67) 67.0
 
March 25, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 71.0 μg/m3 (58) 26.0 μg/m3 (80) 80.0
 
March 25, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 101.0 μg/m3 (73) 53.9 μg/m3 (146) 146.0
 
March 25, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 148.0 μg/m3 (96) 102.3 μg/m3 (175) 175.0
 
March 25, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 68.0 μg/m3 (56) 26.3 μg/m3 (80) 80.0
 
March 25, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 48.0 μg/m3 (44) 10.2 μg/m3 (42) 44.0
 
March 25, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 41.0 μg/m3 (37) 10.3 μg/m3 (43) 43.0
 
March 25, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 43.0 μg/m3 (39) 10.9 μg/m3 (45) 45.0
 
March 25, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 9.0 μg/m3 (38) 38.0
 
March 25, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.0 μg/m3 (30) 9.7 μg/m3 (40) 40.0
 
March 25, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 44.0 μg/m3 (40) 10.3 μg/m3 (43) 43.0
 
March 25, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
March 25, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 24.0 μg/m3 (22) 7.2 μg/m3 (30) 30.0
 
March 25, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 57.0 μg/m3 (51) 10.6 μg/m3 (44) 51.0
 
March 25, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 7.4 μg/m3 (31) 31.0
 
March 25, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 8.9 μg/m3 (37) 38.0
 
March 25, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 6.5 μg/m3 (27) 27.0
 
March 25, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0
 
March 25, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 4.7 μg/m3 (20) 20.0
 
March 25, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
March 25, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
March 25, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 4.3 μg/m3 (18) 18.0
 
March 24, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 4.4 μg/m3 (18) 18.0
 
March 24, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 4.3 μg/m3 (18) 18.0
 
March 24, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 4.4 μg/m3 (18) 18.0
 
March 24, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 4.5 μg/m3 (19) 19.0
 
March 24, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 4.7 μg/m3 (20) 20.0
 
March 24, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
March 24, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 5.8 μg/m3 (24) 24.0
 
March 24, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 16.0 μg/m3 (15) 6.9 μg/m3 (29) 29.0
 
March 24, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 6.2 μg/m3 (26) 26.0
 
March 24, 2019, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 15.0 μg/m3 (14) 6.3 μg/m3 (26) 26.0
 
March 24, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 15.0 μg/m3 (14) 6.9 μg/m3 (29) 29.0
 
March 24, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 15.0 μg/m3 (14) 6.7 μg/m3 (28) 28.0
 
March 24, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 17.0 μg/m3 (15) 7.9 μg/m3 (33) 33.0
 
March 24, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 8.3 μg/m3 (35) 35.0
 
March 24, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
March 24, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 6.4 μg/m3 (27) 27.0
 
March 24, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 8.8 μg/m3 (37) 37.0
 
March 24, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 12.7 μg/m3 (51) 51.0
 
March 24, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 27.0 μg/m3 (25) 9.9 μg/m3 (41) 41.0
 
March 24, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 8.6 μg/m3 (36) 36.0
 
March 24, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 7.7 μg/m3 (32) 32.0
 
March 24, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 6.8 μg/m3 (28) 28.0
 
March 24, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
March 24, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 5.6 μg/m3 (23) 23.0
 
March 23, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 5.9 μg/m3 (25) 25.0
 
March 23, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 15.0 μg/m3 (14) 5.3 μg/m3 (22) 22.0
 
March 23, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 5.1 μg/m3 (21) 21.0
 
March 23, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 12.0 μg/m3 (11) 5.1 μg/m3 (21) 21.0
 
March 23, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 22.0
 
March 23, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
March 23, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 5.7 μg/m3 (24) 24.0
 
March 23, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 17.0 μg/m3 (15) 6.3 μg/m3 (26) 26.0
 
March 23, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 15.0 μg/m3 (14) 6.3 μg/m3 (26) 26.0
 
March 23, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 11.7 μg/m3 (49) 49.0
 
March 23, 2019, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 30.0 μg/m3 (27) 15.5 μg/m3 (57) 57.0
 
March 23, 2019, noon N/A N/A N/A N/A N/A 8.0 ppb (11) N/A N/A 69.0 μg/m3 (57) 17.1 μg/m3 (61) 61.0
 
March 23, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.0 μg/m3 (30) 15.7 μg/m3 (58) 58.0
 
March 23, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 17.5 μg/m3 (62) 62.0
 
March 23, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 35.0 μg/m3 (32) 18.5 μg/m3 (64) 64.0
 
March 23, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 31.0 μg/m3 (28) 17.8 μg/m3 (62) 62.0
 
March 23, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 29.0 μg/m3 (26) 17.6 μg/m3 (62) 62.0
 
March 23, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 17.3 μg/m3 (61) 61.0
 
March 23, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 16.4 μg/m3 (59) 59.0
 
March 23, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0
 
March 23, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 15.8 μg/m3 (58) 58.0
 
March 23, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 37.0 μg/m3 (34) 14.7 μg/m3 (56) 56.0
 
March 23, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 37.0 μg/m3 (34) 13.5 μg/m3 (53) 53.0
 
March 23, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 42.0 μg/m3 (38) 11.7 μg/m3 (49) 49.0
 
March 22, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 9.8 μg/m3 (41) 41.0
 
March 22, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 8.2 μg/m3 (34) 34.0
 
March 22, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 7.3 μg/m3 (30) 30.0
 
March 22, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 7.9 μg/m3 (33) 33.0
 
March 22, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 24.0 μg/m3 (22) 7.6 μg/m3 (32) 32.0
 
March 22, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 37.0 μg/m3 (34) 7.8 μg/m3 (32) 34.0
 
March 22, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 40.0 μg/m3 (36) 8.2 μg/m3 (34) 36.0
 
March 22, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 7.4 μg/m3 (31) 31.0
 
March 22, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 5.9 μg/m3 (25) 25.0
 
March 22, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 7.0 μg/m3 (29) 29.0
 
March 22, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 9.1 μg/m3 (38) 38.0
 
March 22, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 31.0 μg/m3 (28) 11.5 μg/m3 (48) 48.0
 
March 22, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 10.8 μg/m3 (45) 45.0
 
March 22, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 17.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
March 22, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
March 22, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.0 μg/m3 (17) 10.2 μg/m3 (42) 42.0
 
March 22, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 10.3 μg/m3 (43) 43.0
 
March 22, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 8.7 μg/m3 (36) 36.0
 
March 22, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
March 22, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0
 
March 22, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 12.7 μg/m3 (51) 51.0
 
March 22, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 17.8 μg/m3 (62) 62.0
 
March 22, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 40.0 μg/m3 (36) 30.1 μg/m3 (89) 89.0
 
March 22, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 59.0 μg/m3 (52) 39.1 μg/m3 (109) 109.0
 
March 21, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 56.0 μg/m3 (50) 33.9 μg/m3 (97) 97.0
 
March 21, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 77.0 μg/m3 (61) 24.0 μg/m3 (76) 76.0
 
March 21, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 30.6 μg/m3 (90) 90.0
 
March 21, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 59.0 μg/m3 (52) 23.0 μg/m3 (73) 73.0
 
March 21, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 62.0 μg/m3 (54) 28.1 μg/m3 (84) 84.0
 
March 21, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 65.0 μg/m3 (55) 30.5 μg/m3 (89) 89.0
 
March 21, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 59.0 μg/m3 (52) 23.3 μg/m3 (74) 74.0
 
March 21, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 47.0 μg/m3 (43) 21.4 μg/m3 (70) 70.0
 
March 21, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 47.0 μg/m3 (43) 17.5 μg/m3 (62) 62.0
 
March 21, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 60.0 μg/m3 (52) 20.2 μg/m3 (67) 67.0
 
March 21, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 86.0 μg/m3 (66) 25.6 μg/m3 (79) 79.0
 
March 21, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 183.0 μg/m3 (114) 39.4 μg/m3 (110) 114.0
 
March 21, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 184.0 μg/m3 (114) 37.6 μg/m3 (105) 114.0
 
March 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 122.0 μg/m3 (84) 28.7 μg/m3 (86) 86.0
 
March 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 64.0 μg/m3 (54) 24.1 μg/m3 (76) 76.0
 
March 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 55.0 μg/m3 (50) 23.5 μg/m3 (74) 74.0
 
March 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 46.0 μg/m3 (42) 23.4 μg/m3 (74) 74.0
 
March 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 39.0 μg/m3 (35) 23.9 μg/m3 (75) 75.0
 
March 21, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 32.0 μg/m3 (29) 22.0 μg/m3 (71) 71.0
 
March 21, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
March 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 19.2 μg/m3 (65) 65.0
 
March 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 13.0 μg/m3 (52) 52.0
 
March 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 24.0 μg/m3 (22) 14.1 μg/m3 (54) 54.0
 
March 21, 2019, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) N/A N/A 33.0 μg/m3 (30) 20.5 μg/m3 (68) 68.0
 
March 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 12.6 μg/m3 (51) 51.0
 
March 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 33.0 μg/m3 (30) 17.5 μg/m3 (62) 62.0
 
March 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 37.0 μg/m3 (34) 20.6 μg/m3 (68) 68.0
 
March 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 45.0 μg/m3 (41) 22.0 μg/m3 (71) 71.0
 
March 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 36.0 μg/m3 (33) 18.0 μg/m3 (63) 63.0
 
March 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 31.0 μg/m3 (28) 15.5 μg/m3 (57) 57.0
 
March 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 8.0 μg/m3 (33) 33.0
 
March 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 21.0 μg/m3 (19) 7.9 μg/m3 (33) 33.0
 
March 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 27.0 μg/m3 (25) 9.8 μg/m3 (41) 41.0
 
March 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 33.0 μg/m3 (30) 13.4 μg/m3 (53) 53.0
 
March 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 32.0 μg/m3 (29) 15.1 μg/m3 (57) 57.0
 
March 20, 2019, noon N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 38.0 μg/m3 (35) 16.0 μg/m3 (59) 59.0
 
March 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 55.0 μg/m3 (50) 23.4 μg/m3 (74) 74.0
 
March 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 47.0 μg/m3 (43) 24.3 μg/m3 (76) 76.0
 
March 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 39.0 μg/m3 (35) 24.3 μg/m3 (76) 76.0
 
March 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 41.0 μg/m3 (37) 27.7 μg/m3 (83) 83.0
 
March 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 38.0 μg/m3 (35) 24.6 μg/m3 (77) 77.0
 
March 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 34.0 μg/m3 (31) 20.3 μg/m3 (68) 68.0
 
March 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 17.4 μg/m3 (61) 61.0
 
March 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
March 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 47.0 μg/m3 (43) 21.7 μg/m3 (71) 71.0
 
March 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 47.0 μg/m3 (43) 20.4 μg/m3 (68) 68.0
 
March 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 39.0 μg/m3 (35) 18.7 μg/m3 (64) 64.0
 
March 20, 2019, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A 40.0 μg/m3 (36) 22.2 μg/m3 (72) 72.0
 
March 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 55.0 μg/m3 (50) 24.8 μg/m3 (77) 77.0
 
March 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 64.0 μg/m3 (54) 28.3 μg/m3 (85) 85.0
 
March 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 95.0 μg/m3 (70) 63.7 μg/m3 (154) 154.0
 
March 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) N/A N/A 74.0 μg/m3 (60) 46.5 μg/m3 (128) 128.0
 
March 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 52.0 μg/m3 (47) 24.6 μg/m3 (77) 77.0
 
March 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 68.0 μg/m3 (56) 14.0 μg/m3 (54) 56.0