AQSQID: 130210012

Site Name: Macon

Location: Macon, GA

Reporting: True, Located: True

Current AQI: 1.0

Macon GA, US: 32.8031, -83.5447

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 26, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A N/A 1.0
 
March 26, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) N/A 10.0 μg/m3 (9) 6.1 μg/m3 (25) 25.0
 
March 26, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (6) N/A 8.0 μg/m3 (7) 4.8 μg/m3 (20) 20.0
 
March 26, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (8) N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
March 26, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A N/A 15.0
 
March 26, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A 18.0 μg/m3 (16) 6.4 μg/m3 (27) 27.0
 
March 26, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A 15.0 μg/m3 (14) 5.7 μg/m3 (24) 28.0
 
March 26, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A 19.0 μg/m3 (17) 6.4 μg/m3 (27) 34.0
 
March 26, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
March 25, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) N/A 17.0 μg/m3 (15) 10.3 μg/m3 (43) 43.0
 
March 25, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) N/A 18.0 μg/m3 (16) 11.3 μg/m3 (47) 47.0
 
March 25, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (36) N/A 21.0 μg/m3 (19) 13.3 μg/m3 (53) 53.0
 
March 25, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A 22.0 μg/m3 (20) 14.3 μg/m3 (55) 55.0
 
March 25, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A 21.0 μg/m3 (19) 13.5 μg/m3 (53) 53.0
 
March 25, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A 20.0 μg/m3 (18) 12.8 μg/m3 (52) 52.0
 
March 25, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A 23.0 μg/m3 (21) 14.4 μg/m3 (55) 55.0
 
March 25, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A 23.0 μg/m3 (21) 14.1 μg/m3 (54) 54.0
 
March 25, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 49.0 ppb (38) N/A 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
March 25, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) N/A 29.0 μg/m3 (26) 20.9 μg/m3 (69) 69.0
 
March 25, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 39.0 ppb (30) N/A 60.0 μg/m3 (52) 22.8 μg/m3 (73) 73.0
 
March 25, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 27.3 μg/m3 (83) 83.0
 
March 25, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (8) N/A 32.0 μg/m3 (29) 19.0 μg/m3 (65) 65.0
 
March 25, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (8) N/A 25.0 μg/m3 (23) 16.7 μg/m3 (60) 60.0
 
March 25, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 27.0 μg/m3 (25) 15.9 μg/m3 (58) 58.0
 
March 25, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (21) 14.5 μg/m3 (55) 55.0
 
March 25, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A 20.0 μg/m3 (18) 13.2 μg/m3 (53) 53.0
 
March 25, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A 20.0 μg/m3 (18) 11.9 μg/m3 (50) 50.0
 
March 25, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A 20.0 μg/m3 (18) 12.1 μg/m3 (50) 50.0
 
March 25, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A N/A 17.0
 
March 25, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A 18.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
March 25, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A 20.0 μg/m3 (18) 10.7 μg/m3 (45) 45.0
 
March 25, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A 17.0 μg/m3 (15) 9.8 μg/m3 (41) 41.0
 
March 25, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) N/A 16.0 μg/m3 (15) 9.2 μg/m3 (38) 38.0
 
March 24, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (43) N/A 15.0 μg/m3 (14) 8.5 μg/m3 (35) 43.0
 
March 24, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (45) N/A 16.0 μg/m3 (15) 8.9 μg/m3 (37) 45.0
 
March 24, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (45) N/A 18.0 μg/m3 (16) 9.9 μg/m3 (41) 45.0
 
March 24, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (45) N/A 19.0 μg/m3 (17) 11.5 μg/m3 (48) 48.0
 
March 24, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (45) N/A 16.0 μg/m3 (15) 9.8 μg/m3 (41) 45.0
 
March 24, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A 16.0 μg/m3 (15) 9.5 μg/m3 (40) 44.0
 
March 24, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (42) N/A 16.0 μg/m3 (15) 10.8 μg/m3 (45) 45.0
 
March 24, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A 17.0 μg/m3 (15) 10.2 μg/m3 (42) 42.0
 
March 24, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (38) N/A 17.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
March 24, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A 15.0 μg/m3 (14) 8.7 μg/m3 (36) 36.0
 
March 24, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A 21.0 μg/m3 (19) 12.8 μg/m3 (52) 52.0
 
March 24, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (6) N/A 20.0 μg/m3 (18) 13.8 μg/m3 (54) 54.0
 
March 24, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A 20.0 μg/m3 (18) 13.2 μg/m3 (53) 53.0
 
March 24, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A 22.0 μg/m3 (20) 13.5 μg/m3 (53) 53.0
 
March 24, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) N/A 20.0 μg/m3 (18) 14.3 μg/m3 (55) 55.0
 
March 24, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A 24.0 μg/m3 (22) 15.4 μg/m3 (57) 57.0
 
March 24, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 23.0 μg/m3 (21) 14.9 μg/m3 (56) 56.0
 
March 24, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 27.0 μg/m3 (25) 18.0 μg/m3 (63) 63.0
 
March 24, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 33.0 μg/m3 (30) 24.3 μg/m3 (76) 76.0
 
March 24, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A 37.0 μg/m3 (34) 24.8 μg/m3 (77) 77.0
 
March 24, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A 32.0 μg/m3 (29) 21.7 μg/m3 (71) 71.0
 
March 24, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A 28.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
March 24, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A 22.0 μg/m3 (20) 12.9 μg/m3 (52) 52.0
 
March 24, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A 20.0 μg/m3 (18) 9.8 μg/m3 (41) 41.0
 
March 23, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A 15.0 μg/m3 (14) 8.6 μg/m3 (36) 41.0
 
March 23, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 60.0 ppb (46) N/A 14.0 μg/m3 (13) 7.7 μg/m3 (32) 46.0
 
March 23, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 61.0 ppb (47) N/A 12.0 μg/m3 (11) 6.8 μg/m3 (28) 47.0
 
March 23, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 60.0 ppb (46) N/A 14.0 μg/m3 (13) 6.7 μg/m3 (28) 46.0
 
March 23, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (45) N/A 14.0 μg/m3 (13) 7.7 μg/m3 (32) 45.0
 
March 23, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (45) N/A 14.0 μg/m3 (13) 7.4 μg/m3 (31) 45.0
 
March 23, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A 13.0 μg/m3 (12) 6.7 μg/m3 (28) 44.0
 
March 23, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (42) N/A 13.0 μg/m3 (12) 6.5 μg/m3 (27) 42.0
 
March 23, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A 12.0 μg/m3 (11) 6.1 μg/m3 (25) 40.0
 
March 23, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A 19.0 μg/m3 (17) 11.7 μg/m3 (49) 49.0
 
March 23, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A 26.0 μg/m3 (24) 17.6 μg/m3 (62) 62.0
 
March 23, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) N/A 28.0 μg/m3 (25) 18.9 μg/m3 (65) 65.0
 
March 23, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) N/A 27.0 μg/m3 (25) 18.6 μg/m3 (64) 64.0
 
March 23, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A 27.0 μg/m3 (25) 19.0 μg/m3 (65) 65.0
 
March 23, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (8) N/A 26.0 μg/m3 (24) 19.2 μg/m3 (65) 65.0
 
March 23, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (8) N/A 29.0 μg/m3 (26) 19.2 μg/m3 (65) 65.0
 
March 23, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A 27.0 μg/m3 (25) 19.4 μg/m3 (66) 66.0
 
March 23, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A 30.0 μg/m3 (27) 19.2 μg/m3 (65) 65.0
 
March 23, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A 26.0 μg/m3 (24) 16.8 μg/m3 (60) 60.0
 
March 23, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A N/A 10.0
 
March 23, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A 22.0 μg/m3 (20) 13.8 μg/m3 (54) 54.0
 
March 23, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A 22.0 μg/m3 (20) 13.8 μg/m3 (54) 54.0
 
March 23, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A 19.0 μg/m3 (17) 11.6 μg/m3 (48) 48.0
 
March 23, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A 21.0 μg/m3 (19) 13.3 μg/m3 (53) 53.0
 
March 22, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (42) N/A 21.0 μg/m3 (19) 14.3 μg/m3 (55) 55.0
 
March 22, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (43) N/A 20.0 μg/m3 (18) 11.9 μg/m3 (50) 50.0
 
March 22, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (42) N/A 16.0 μg/m3 (15) 7.7 μg/m3 (32) 42.0
 
March 22, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (42) N/A 14.0 μg/m3 (13) 6.7 μg/m3 (28) 42.0
 
March 22, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A 17.0 μg/m3 (15) 7.6 μg/m3 (32) 41.0
 
March 22, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (39) N/A 19.0 μg/m3 (17) 8.5 μg/m3 (35) 39.0
 
March 22, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) N/A 17.0 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
March 22, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A 19.0 μg/m3 (17) 9.8 μg/m3 (41) 41.0
 
March 22, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A 16.0 μg/m3 (15) 10.3 μg/m3 (43) 43.0
 
March 22, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A 16.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
March 22, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A 15.0 μg/m3 (14) 11.1 μg/m3 (46) 46.0
 
March 22, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A 15.0 μg/m3 (14) 9.4 μg/m3 (39) 39.0
 
March 22, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A 15.0 μg/m3 (14) 8.7 μg/m3 (36) 36.0
 
March 22, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A 12.0 μg/m3 (11) 8.1 μg/m3 (34) 34.0
 
March 22, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A 12.0 μg/m3 (11) 7.8 μg/m3 (32) 32.0
 
March 22, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A 16.0 μg/m3 (15) 9.8 μg/m3 (41) 41.0
 
March 22, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A 18.0 μg/m3 (16) 12.1 μg/m3 (50) 50.0
 
March 22, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A 19.0 μg/m3 (17) 13.5 μg/m3 (53) 53.0
 
March 22, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A 20.0 μg/m3 (18) 12.6 μg/m3 (51) 51.0
 
March 22, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A N/A 18.0
 
March 22, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
March 22, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A 17.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
March 22, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A 16.0 μg/m3 (15) 8.2 μg/m3 (34) 34.0
 
March 22, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A 13.0 μg/m3 (12) 6.4 μg/m3 (27) 30.0
 
March 21, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (37) N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 37.0
 
March 21, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (39) N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 39.0
 
March 21, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A 20.0 μg/m3 (18) 11.9 μg/m3 (50) 50.0
 
March 21, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (45) N/A 26.0 μg/m3 (24) 17.8 μg/m3 (62) 62.0
 
March 21, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 60.0 ppb (46) N/A 37.0 μg/m3 (34) 25.8 μg/m3 (79) 79.0
 
March 21, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (45) N/A 34.0 μg/m3 (31) 25.3 μg/m3 (78) 78.0
 
March 21, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A 40.0 μg/m3 (36) 27.4 μg/m3 (83) 83.0
 
March 21, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 58.0 ppb (45) N/A 53.0 μg/m3 (48) 43.1 μg/m3 (119) 119.0
 
March 21, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 53.0 ppb (41) N/A 84.0 μg/m3 (64) 67.8 μg/m3 (156) 156.0
 
March 21, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 39.0 ppb (30) N/A 92.0 μg/m3 (68) 75.4 μg/m3 (160) 160.0
 
March 21, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A 112.0 μg/m3 (78) 98.5 μg/m3 (173) 173.0
 
March 21, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 4.0 ppb (3) N/A 134.0 μg/m3 (90) 111.4 μg/m3 (179) 179.0
 
March 21, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (2) N/A 123.0 μg/m3 (84) 106.5 μg/m3 (177) 177.0
 
March 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A 112.0 μg/m3 (78) 97.9 μg/m3 (172) 172.0
 
March 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (8) N/A 101.0 μg/m3 (73) 93.0 μg/m3 (170) 170.0
 
March 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A 101.0 μg/m3 (73) 91.9 μg/m3 (169) 169.0
 
March 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A 92.0 μg/m3 (68) 84.0 μg/m3 (165) 165.0
 
March 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) N/A 88.0 μg/m3 (66) 81.6 μg/m3 (164) 164.0
 
March 21, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A 98.0 μg/m3 (72) 89.1 μg/m3 (168) 168.0
 
March 21, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A N/A 16.0
 
March 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A 110.0 μg/m3 (78) 99.4 μg/m3 (173) 173.0
 
March 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A 91.0 μg/m3 (68) 76.2 μg/m3 (161) 161.0
 
March 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A 59.0 μg/m3 (52) 47.2 μg/m3 (129) 129.0
 
March 21, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A 116.0 μg/m3 (80) N/A 80.0
 
March 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 63.0 ppb (48) N/A 92.0 μg/m3 (68) N/A 68.0
 
March 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A 18.0 μg/m3 (16) 11.2 μg/m3 (47) 47.0
 
March 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (45) N/A 20.0 μg/m3 (18) 12.3 μg/m3 (51) 51.0
 
March 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A 17.0 μg/m3 (15) 10.3 μg/m3 (43) 45.0
 
March 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A 22.0 μg/m3 (20) 13.3 μg/m3 (53) 53.0
 
March 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A 23.0 μg/m3 (21) 15.6 μg/m3 (58) 58.0
 
March 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 71.0 ppb (55) N/A 21.0 μg/m3 (19) 12.9 μg/m3 (52) 55.0
 
March 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 74.0 ppb (57) N/A 18.0 μg/m3 (16) 10.2 μg/m3 (42) 57.0
 
March 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 51.0 ppb (39) N/A 19.0 μg/m3 (17) 12.2 μg/m3 (50) 50.0
 
March 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 45.0 ppb (35) N/A 20.0 μg/m3 (18) 12.9 μg/m3 (52) 52.0
 
March 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 28.0 ppb (22) N/A 31.0 μg/m3 (28) 17.9 μg/m3 (63) 63.0
 
March 20, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) N/A 39.0 μg/m3 (35) 22.7 μg/m3 (73) 73.0
 
March 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) N/A 47.0 μg/m3 (43) 24.8 μg/m3 (77) 77.0
 
March 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) N/A 32.0 μg/m3 (29) 26.1 μg/m3 (80) 80.0
 
March 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 8.0 ppb (6) N/A 33.0 μg/m3 (30) 28.9 μg/m3 (86) 86.0
 
March 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 8.0 ppb (6) N/A 35.0 μg/m3 (32) 31.2 μg/m3 (91) 91.0
 
March 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 14.0 ppb (11) N/A 37.0 μg/m3 (34) 32.2 μg/m3 (93) 93.0
 
March 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) N/A 42.0 μg/m3 (38) 37.5 μg/m3 (105) 105.0
 
March 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (13) N/A 51.0 μg/m3 (46) 43.2 μg/m3 (119) 119.0
 
March 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) N/A N/A N/A 14.0
 
March 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) N/A 59.0 μg/m3 (52) 52.5 μg/m3 (142) 142.0
 
March 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 26.0 ppb (20) N/A 72.0 μg/m3 (58) 58.9 μg/m3 (152) 152.0
 
March 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (28) N/A 75.0 μg/m3 (60) 64.6 μg/m3 (155) 155.0
 
March 20, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 53.0 ppb (41) N/A 76.0 μg/m3 (60) 67.5 μg/m3 (156) 156.0
 
March 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 57.0 ppb (44) N/A 51.0 μg/m3 (46) 42.1 μg/m3 (116) 116.0
 
March 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 54.0 ppb (42) N/A 19.0 μg/m3 (17) 11.5 μg/m3 (48) 48.0
 
March 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 55.0 ppb (42) N/A 19.0 μg/m3 (17) 11.8 μg/m3 (49) 49.0
 
March 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 53.0 ppb (41) N/A 15.0 μg/m3 (14) 8.6 μg/m3 (36) 41.0
 
March 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 52.0 ppb (40) N/A 21.0 μg/m3 (19) 7.9 μg/m3 (33) 40.0
 
March 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 50.0 ppb (38) N/A 14.0 μg/m3 (13) 6.8 μg/m3 (28) 38.0
 
March 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 48.0 ppb (37) N/A 18.0 μg/m3 (16) 6.6 μg/m3 (28) 37.0
 
March 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 46.0 ppb (35) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 35.0
 
March 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 44.0 ppb (34) N/A 18.0 μg/m3 (16) 5.7 μg/m3 (24) 34.0
 
March 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 43.0 ppb (33) N/A 19.0 μg/m3 (17) 5.8 μg/m3 (24) 33.0
 
March 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (32) N/A 15.0 μg/m3 (14) 5.9 μg/m3 (25) 32.0
 
March 19, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 39.0 ppb (30) N/A 14.0 μg/m3 (13) 6.7 μg/m3 (28) 30.0
 
March 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 40.0 ppb (31) N/A 14.0 μg/m3 (13) 6.6 μg/m3 (28) 31.0
 
March 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 42.0 ppb (32) N/A 12.0 μg/m3 (11) 6.7 μg/m3 (28) 32.0
 
March 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 42.0 ppb (32) N/A 12.0 μg/m3 (11) 7.2 μg/m3 (30) 32.0