AQSQID: 180970087

Site Name: Indpls - I-70 E

Location: Indianapolis (I 70), IN

Reporting: True, Located: True

Current AQI: 38.0

Indianapolis (I 70) IN, US: 39.787933, -86.13088

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 23, 2019, 9 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 50.0 ppb (38) 0.13 ppb (1) N/A 3.5 μg/m3 (15) 38.0
 
March 23, 2019, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 46.0 ppb (35) 0.17 ppb (2) N/A 5.1 μg/m3 (21) 35.0
 
March 23, 2019, 7 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 37.0 ppb (28) 0.21 ppb (2) N/A 4.7 μg/m3 (20) 28.0
 
March 23, 2019, 6 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 35.0 ppb (27) 0.23 ppb (3) N/A 3.6 μg/m3 (15) 27.0
 
March 23, 2019, 5 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 32.0 ppb (25) 0.23 ppb (3) N/A 2.9 μg/m3 (12) 25.0
 
March 23, 2019, 4 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 34.0 ppb (26) 0.2 ppb (2) N/A 1.6 μg/m3 (7) 26.0
 
March 23, 2019, 3 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 33.0 ppb (25) 0.21 ppb (2) N/A 1.2 μg/m3 (5) 25.0
 
March 23, 2019, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 24.0 ppb (18) 0.29 ppb (3) N/A 2.1 μg/m3 (9) 18.0
 
March 23, 2019, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 18.0 ppb (14) 0.4 ppb (4) N/A 3.4 μg/m3 (14) 21.0
 
March 23, 2019, noon N/A N/A N/A 33.0 ppb (31) N/A N/A 6.0 ppb (5) 0.49 ppb (5) N/A 2.8 μg/m3 (12) 31.0
 
March 23, 2019, 11 a.m. N/A N/A N/A 36.0 ppb (33) N/A N/A 4.0 ppb (3) 0.39 ppb (4) N/A 2.6 μg/m3 (11) 33.0
 
March 23, 2019, 10 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 8.0 ppb (6) 0.35 ppb (4) N/A 1.7 μg/m3 (7) 30.0
 
March 23, 2019, 9 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 14.0 ppb (11) 0.23 ppb (3) N/A 1.7 μg/m3 (7) 25.0
 
March 23, 2019, 8 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 20.0 ppb (15) 0.18 ppb (2) N/A 0.3 μg/m3 (1) 19.0
 
March 23, 2019, 7 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 25.0 ppb (19) 0.19 ppb (2) N/A 0.2 μg/m3 (1) 19.0
 
March 23, 2019, 6 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 28.0 ppb (22) 0.19 ppb (2) N/A -0.4 μg/m3 (0) 22.0
 
March 23, 2019, 5 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 32.0 ppb (25) 0.19 ppb (2) N/A -0.6 μg/m3 (0) 25.0
 
March 23, 2019, 4 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 34.0 ppb (26) 0.18 ppb (2) N/A -0.1 μg/m3 (0) 26.0
 
March 23, 2019, 3 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 35.0 ppb (27) 0.14 ppb (2) N/A 0.9 μg/m3 (4) 27.0
 
March 23, 2019, 2 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 35.0 ppb (27) 0.17 ppb (2) N/A 1.5 μg/m3 (6) 27.0
 
March 23, 2019, 1 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 35.0 ppb (27) 0.17 ppb (2) N/A 1.7 μg/m3 (7) 27.0
 
March 23, 2019, midnight N/A N/A N/A 14.0 ppb (13) N/A N/A 36.0 ppb (28) 0.19 ppb (2) N/A 0.6 μg/m3 (2) 28.0
 
March 22, 2019, 11 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 37.0 ppb (28) 0.17 ppb (2) N/A -0.3 μg/m3 (0) 28.0
 
March 22, 2019, 10 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 39.0 ppb (30) 0.2 ppb (2) N/A -0.3 μg/m3 (0) 30.0
 
March 22, 2019, 9 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 39.0 ppb (30) 0.2 ppb (2) N/A 0.1 μg/m3 (0) 30.0
 
March 22, 2019, 8 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 40.0 ppb (31) 0.21 ppb (2) N/A -0.2 μg/m3 (0) 31.0
 
March 22, 2019, 7 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 39.0 ppb (30) 0.19 ppb (2) N/A 3.0 μg/m3 (12) 30.0
 
March 22, 2019, 6 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 39.0 ppb (30) 0.17 ppb (2) N/A -0.6 μg/m3 (0) 30.0
 
March 22, 2019, 5 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 40.0 ppb (31) 0.14 ppb (2) N/A -0.7 μg/m3 (0) 31.0
 
March 22, 2019, 4 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 38.0 ppb (29) 0.14 ppb (2) N/A -0.2 μg/m3 (0) 29.0
 
March 22, 2019, 3 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 33.0 ppb (25) 0.14 ppb (2) N/A 2.5 μg/m3 (10) 25.0
 
March 22, 2019, 2 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 28.0 ppb (22) 0.18 ppb (2) N/A 6.3 μg/m3 (26) 26.0
 
March 22, 2019, 1 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 21.0 ppb (16) 0.2 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
March 22, 2019, noon N/A N/A N/A 23.0 ppb (21) N/A N/A 14.0 ppb (11) 0.3 ppb (3) N/A 6.8 μg/m3 (28) 28.0
 
March 22, 2019, 11 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 10.0 ppb (8) 0.33 ppb (4) N/A 6.6 μg/m3 (28) 28.0
 
March 22, 2019, 10 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 15.0 ppb (12) 0.21 ppb (2) N/A 6.5 μg/m3 (27) 27.0
 
March 22, 2019, 9 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 15.0 ppb (12) 0.15 ppb (2) N/A 9.1 μg/m3 (38) 38.0
 
March 22, 2019, 8 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 21.0 ppb (16) 0.09 ppb (1) N/A 8.5 μg/m3 (35) 35.0
 
March 22, 2019, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.06 ppb (1) N/A 7.1 μg/m3 (30) 30.0
 
March 22, 2019, 6 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.09 ppb (1) N/A 9.2 μg/m3 (38) 38.0
 
March 22, 2019, 5 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 19.0 ppb (15) 0.12 ppb (1) N/A 11.6 μg/m3 (48) 48.0
 
March 22, 2019, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 18.0 ppb (14) 0.12 ppb (1) N/A 15.8 μg/m3 (58) 58.0
 
March 22, 2019, 3 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 19.0 ppb (15) 0.15 ppb (2) N/A 16.3 μg/m3 (59) 59.0
 
March 22, 2019, 2 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 19.0 ppb (15) 0.2 ppb (2) N/A 15.3 μg/m3 (57) 57.0
 
March 22, 2019, 1 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 21.0 ppb (16) 0.23 ppb (3) N/A 13.7 μg/m3 (54) 54.0
 
March 22, 2019, midnight N/A N/A N/A 19.0 ppb (18) N/A N/A 30.0 ppb (23) 0.19 ppb (2) N/A 11.1 μg/m3 (46) 46.0
 
March 21, 2019, 11 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 30.0 ppb (23) 0.2 ppb (2) N/A 9.7 μg/m3 (40) 40.0
 
March 21, 2019, 10 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 24.0 ppb (18) 0.25 ppb (3) N/A 23.4 μg/m3 (74) 74.0
 
March 21, 2019, 9 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 20.0 ppb (15) 0.29 ppb (3) N/A 30.4 μg/m3 (89) 89.0
 
March 21, 2019, 8 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 20.0 ppb (15) 0.29 ppb (3) N/A 30.3 μg/m3 (89) 89.0
 
March 21, 2019, 7 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 19.0 ppb (15) 0.33 ppb (4) N/A 38.3 μg/m3 (107) 107.0
 
March 21, 2019, 6 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 16.0 ppb (12) 0.26 ppb (3) N/A 42.0 μg/m3 (116) 116.0
 
March 21, 2019, 5 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) 0.21 ppb (2) N/A 23.9 μg/m3 (75) 75.0
 
March 21, 2019, 4 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 17.0 ppb (13) 0.17 ppb (2) N/A 14.6 μg/m3 (56) 56.0
 
March 21, 2019, 3 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 21.0 ppb (16) 0.17 ppb (2) N/A 12.5 μg/m3 (51) 51.0
 
March 21, 2019, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 23.0 ppb (18) 0.14 ppb (2) N/A 14.1 μg/m3 (54) 54.0
 
March 21, 2019, 1 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 20.0 ppb (15) 0.19 ppb (2) N/A 15.7 μg/m3 (58) 58.0
 
March 21, 2019, noon N/A N/A N/A 23.0 ppb (21) N/A N/A 15.0 ppb (12) 0.27 ppb (3) N/A 19.4 μg/m3 (66) 66.0
 
March 21, 2019, 11 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 13.0 ppb (10) 0.28 ppb (3) N/A 17.6 μg/m3 (62) 62.0
 
March 21, 2019, 10 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 15.0 ppb (12) 0.24 ppb (3) N/A 13.7 μg/m3 (54) 54.0
 
March 21, 2019, 9 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 22.0 ppb (17) 0.1 ppb (1) N/A 23.9 μg/m3 (75) 75.0
 
March 21, 2019, 8 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 25.0 ppb (19) 0.06 ppb (1) N/A 31.8 μg/m3 (92) 92.0
 
March 21, 2019, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.06 ppb (1) N/A 34.5 μg/m3 (98) 98.0
 
March 21, 2019, 6 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 29.0 ppb (22) 0.07 ppb (1) N/A 32.6 μg/m3 (94) 94.0
 
March 21, 2019, 5 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 30.0 ppb (23) 0.05 ppb (1) N/A 28.4 μg/m3 (85) 85.0
 
March 21, 2019, 4 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 31.0 ppb (24) 0.04 ppb (0) N/A 18.6 μg/m3 (64) 64.0
 
March 21, 2019, 3 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 33.0 ppb (25) 0.05 ppb (1) N/A 17.7 μg/m3 (62) 62.0
 
March 21, 2019, 2 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 34.0 ppb (26) 0.08 ppb (1) N/A 18.8 μg/m3 (64) 64.0
 
March 21, 2019, 1 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 35.0 ppb (27) 0.06 ppb (1) N/A 17.1 μg/m3 (61) 61.0
 
March 21, 2019, midnight N/A N/A N/A 12.0 ppb (11) N/A N/A 37.0 ppb (28) 0.06 ppb (1) N/A 15.0 μg/m3 (56) 56.0
 
March 20, 2019, 11 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 40.0 ppb (31) 0.06 ppb (1) N/A 12.1 μg/m3 (50) 50.0
 
March 20, 2019, 10 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 40.0 ppb (31) 0.08 ppb (1) N/A 12.0 μg/m3 (50) 50.0
 
March 20, 2019, 9 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 41.0 ppb (32) 0.1 ppb (1) N/A 10.3 μg/m3 (43) 43.0
 
March 20, 2019, 8 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 42.0 ppb (32) 0.1 ppb (1) N/A 8.5 μg/m3 (35) 35.0
 
March 20, 2019, 7 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 39.0 ppb (30) 0.12 ppb (1) N/A 10.5 μg/m3 (44) 44.0
 
March 20, 2019, 6 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 41.0 ppb (32) 0.1 ppb (1) N/A 10.1 μg/m3 (42) 42.0
 
March 20, 2019, 5 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 43.0 ppb (33) 0.12 ppb (1) N/A 7.8 μg/m3 (32) 33.0
 
March 20, 2019, 4 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 37.0 ppb (28) 0.13 ppb (1) N/A 9.5 μg/m3 (40) 40.0
 
March 20, 2019, 3 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 28.0 ppb (22) 0.15 ppb (2) N/A 11.3 μg/m3 (47) 47.0
 
March 20, 2019, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 28.0 ppb (22) 0.15 ppb (2) N/A 11.8 μg/m3 (49) 49.0
 
March 20, 2019, 1 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 26.0 ppb (20) 0.19 ppb (2) N/A 12.9 μg/m3 (52) 52.0
 
March 20, 2019, noon N/A N/A N/A 25.0 ppb (23) N/A N/A 21.0 ppb (16) 0.26 ppb (3) N/A 12.3 μg/m3 (51) 51.0
 
March 20, 2019, 11 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 21.0 ppb (16) 0.23 ppb (3) N/A 12.4 μg/m3 (51) 51.0
 
March 20, 2019, 10 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 28.0 ppb (22) 0.18 ppb (2) N/A 12.3 μg/m3 (51) 51.0
 
March 20, 2019, 9 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 30.0 ppb (23) 0.17 ppb (2) N/A 12.7 μg/m3 (51) 51.0
 
March 20, 2019, 8 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 34.0 ppb (26) 0.14 ppb (2) N/A 12.7 μg/m3 (51) 51.0
 
March 20, 2019, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 38.0 ppb (29) 0.12 ppb (1) N/A 10.9 μg/m3 (45) 45.0
 
March 20, 2019, 6 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 28.0 ppb (22) 0.26 ppb (3) N/A 12.7 μg/m3 (51) 51.0
 
March 20, 2019, 5 a.m. N/A N/A N/A 41.0 ppb (38) N/A N/A 3.0 ppb (2) 0.52 ppb (6) N/A 21.5 μg/m3 (70) 70.0
 
March 20, 2019, 4 a.m. N/A N/A N/A 42.0 ppb (39) N/A N/A 3.0 ppb (2) 0.58 ppb (6) N/A 28.8 μg/m3 (86) 86.0
 
March 20, 2019, 3 a.m. N/A N/A N/A 41.0 ppb (38) N/A N/A 5.0 ppb (4) 0.58 ppb (6) N/A 26.6 μg/m3 (81) 81.0
 
March 20, 2019, 2 a.m. N/A N/A N/A 45.0 ppb (42) N/A N/A 6.0 ppb (5) 0.57 ppb (6) N/A 29.8 μg/m3 (88) 88.0
 
March 20, 2019, 1 a.m. N/A N/A N/A 37.0 ppb (34) N/A N/A 14.0 ppb (11) 0.51 ppb (6) N/A 63.6 μg/m3 (154) 154.0
 
March 20, 2019, midnight N/A N/A N/A 33.0 ppb (31) N/A N/A 22.0 ppb (17) 0.35 ppb (4) N/A N/A 31.0
 
March 19, 2019, 11 p.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 26.0 ppb (20) 0.31 ppb (3) N/A 9.2 μg/m3 (38) 38.0
 
March 19, 2019, 10 p.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 27.0 ppb (21) 0.3 ppb (3) N/A 7.8 μg/m3 (32) 32.0
 
March 19, 2019, 9 p.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 33.0 ppb (25) 0.28 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
March 19, 2019, 8 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 37.0 ppb (28) 0.24 ppb (3) N/A 6.5 μg/m3 (27) 28.0
 
March 19, 2019, 7 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 37.0 ppb (28) 0.24 ppb (3) N/A 7.8 μg/m3 (32) 32.0
 
March 19, 2019, 6 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 42.0 ppb (32) 0.16 ppb (2) N/A 8.4 μg/m3 (35) 35.0
 
March 19, 2019, 5 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 37.0 ppb (28) 0.17 ppb (2) N/A 9.2 μg/m3 (38) 38.0
 
March 19, 2019, 4 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 33.0 ppb (25) 0.16 ppb (2) N/A 10.9 μg/m3 (45) 45.0
 
March 19, 2019, 3 p.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 25.0 ppb (19) 0.2 ppb (2) N/A 14.3 μg/m3 (55) 55.0
 
March 19, 2019, 2 p.m. N/A N/A N/A 38.0 ppb (35) N/A N/A 13.0 ppb (10) 0.45 ppb (5) N/A 23.1 μg/m3 (74) 74.0
 
March 19, 2019, 1 p.m. N/A N/A N/A 49.0 ppb (45) N/A N/A 2.0 ppb (2) 1.13 ppb (13) N/A 29.4 μg/m3 (87) 87.0
 
March 19, 2019, noon N/A N/A N/A 44.0 ppb (41) N/A N/A 2.0 ppb (2) 1.29 ppb (14) N/A 24.7 μg/m3 (77) 77.0
 
March 19, 2019, 11 a.m. N/A N/A N/A 41.0 ppb (38) N/A N/A 2.0 ppb (2) 1.15 ppb (13) N/A 29.3 μg/m3 (87) 87.0
 
March 19, 2019, 10 a.m. N/A N/A N/A 42.0 ppb (39) N/A N/A 1.0 ppb (1) 1.21 ppb (13) N/A 30.5 μg/m3 (89) 89.0
 
March 19, 2019, 9 a.m. N/A N/A N/A 42.0 ppb (39) N/A N/A 2.0 ppb (2) 1.13 ppb (13) N/A 33.9 μg/m3 (97) 97.0
 
March 19, 2019, 8 a.m. N/A N/A N/A 36.0 ppb (33) N/A N/A 2.0 ppb (2) 1.08 ppb (12) N/A 29.9 μg/m3 (88) 88.0
 
March 19, 2019, 7 a.m. N/A N/A N/A 38.0 ppb (35) N/A N/A 2.0 ppb (2) 1.01 ppb (11) N/A 37.0 μg/m3 (104) 104.0
 
March 19, 2019, 6 a.m. N/A N/A N/A 39.0 ppb (36) N/A N/A 2.0 ppb (2) 0.96 ppb (11) N/A 38.0 μg/m3 (106) 106.0
 
March 19, 2019, 5 a.m. N/A N/A N/A 41.0 ppb (38) N/A N/A 2.0 ppb (2) 0.89 ppb (10) N/A 36.7 μg/m3 (103) 103.0
 
March 19, 2019, 4 a.m. N/A N/A N/A 40.0 ppb (37) N/A N/A 2.0 ppb (2) 0.65 ppb (7) N/A 37.6 μg/m3 (105) 105.0
 
March 19, 2019, 3 a.m. N/A N/A N/A 41.0 ppb (38) N/A N/A 2.0 ppb (2) 0.46 ppb (5) N/A 33.3 μg/m3 (95) 95.0
 
March 19, 2019, 2 a.m. N/A N/A N/A 41.0 ppb (38) N/A N/A 6.0 ppb (5) 0.42 ppb (5) N/A 23.5 μg/m3 (74) 74.0
 
March 19, 2019, 1 a.m. N/A N/A N/A 34.0 ppb (31) N/A N/A 17.0 ppb (13) N/A N/A 16.3 μg/m3 (59) 59.0
 
March 19, 2019, midnight N/A N/A N/A 26.0 ppb (24) N/A N/A 27.0 ppb (21) N/A N/A 14.1 μg/m3 (54) 54.0
 
March 18, 2019, 11 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 34.0 ppb (26) 0.24 ppb (3) N/A 12.1 μg/m3 (50) 50.0
 
March 18, 2019, 10 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 38.0 ppb (29) 0.25 ppb (3) N/A 11.2 μg/m3 (47) 47.0
 
March 18, 2019, 9 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 35.0 ppb (27) 0.29 ppb (3) N/A 10.2 μg/m3 (42) 42.0
 
March 18, 2019, 8 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 33.0 ppb (25) 0.32 ppb (4) N/A 7.6 μg/m3 (32) 32.0
 
March 18, 2019, 7 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 34.0 ppb (26) 0.28 ppb (3) N/A 6.7 μg/m3 (28) 28.0
 
March 18, 2019, 6 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 37.0 ppb (28) 0.25 ppb (3) N/A 6.2 μg/m3 (26) 28.0
 
March 18, 2019, 5 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 37.0 ppb (28) 0.26 ppb (3) N/A 8.6 μg/m3 (36) 36.0
 
March 18, 2019, 4 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 35.0 ppb (27) 0.28 ppb (3) N/A 9.4 μg/m3 (39) 39.0
 
March 18, 2019, 3 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 30.0 ppb (23) 0.4 ppb (4) N/A 12.6 μg/m3 (51) 51.0
 
March 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.63 ppb (7) N/A 23.3 μg/m3 (74) 74.0
 
March 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 19.2 μg/m3 (65) 65.0
 
March 18, 2019, noon N/A N/A N/A 35.0 ppb (32) N/A N/A 4.0 ppb (3) N/A N/A 18.9 μg/m3 (65) 65.0
 
March 18, 2019, 11 a.m. N/A N/A N/A 36.0 ppb (33) N/A N/A 2.0 ppb (2) N/A N/A 17.5 μg/m3 (62) 62.0
 
March 18, 2019, 10 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 6.0 ppb (5) N/A N/A 12.0 μg/m3 (50) 50.0
 
March 18, 2019, 9 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 8.0 ppb (6) N/A N/A 8.6 μg/m3 (36) 36.0
 
March 18, 2019, 8 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 16.0 ppb (12) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 18, 2019, 7 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 17.0 ppb (13) N/A N/A 6.4 μg/m3 (27) 27.0
 
March 18, 2019, 6 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) N/A N/A 4.9 μg/m3 (20) 20.0
 
March 18, 2019, 5 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 23.0 ppb (18) N/A N/A 4.0 μg/m3 (17) 18.0
 
March 18, 2019, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 21.0 ppb (16) N/A N/A 4.2 μg/m3 (18) 20.0
 
March 18, 2019, 3 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 20.0 ppb (15) N/A N/A 2.7 μg/m3 (11) 23.0
 
March 18, 2019, 2 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 15.0 ppb (12) N/A N/A 2.6 μg/m3 (11) 29.0
 
March 18, 2019, 1 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 21.0 ppb (16) N/A N/A 3.1 μg/m3 (13) 23.0
 
March 18, 2019, midnight N/A N/A N/A 23.0 ppb (21) N/A N/A 26.0 ppb (20) N/A N/A 2.5 μg/m3 (10) 21.0
 
March 17, 2019, 11 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 37.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
March 17, 2019, 10 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 38.0 ppb (29) N/A N/A 3.8 μg/m3 (16) 29.0
 
March 17, 2019, 9 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 37.0 ppb (28) N/A N/A 8.3 μg/m3 (35) 35.0
 
March 17, 2019, 8 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 36.0 ppb (28) N/A N/A 7.8 μg/m3 (32) 32.0
 
March 17, 2019, 7 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 33.0 ppb (25) N/A N/A 6.5 μg/m3 (27) 27.0
 
March 17, 2019, 6 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 31.0 ppb (24) N/A N/A 5.3 μg/m3 (22) 24.0
 
March 17, 2019, 5 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 37.0 ppb (28) N/A N/A 3.5 μg/m3 (15) 28.0
 
March 17, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
March 17, 2019, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 40.0 ppb (31) N/A N/A 4.0 μg/m3 (17) 31.0
 
March 17, 2019, 2 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 33.0 ppb (25) N/A N/A 4.9 μg/m3 (20) 25.0
 
March 17, 2019, 1 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 17.0 ppb (13) N/A N/A 7.8 μg/m3 (32) 32.0
 
March 17, 2019, noon N/A N/A N/A 33.0 ppb (31) N/A N/A 5.0 ppb (4) N/A N/A 10.2 μg/m3 (42) 42.0
 
March 17, 2019, 11 a.m. N/A N/A N/A 38.0 ppb (35) N/A N/A 1.0 ppb (1) N/A N/A 14.6 μg/m3 (56) 56.0
 
March 17, 2019, 10 a.m. N/A N/A N/A 37.0 ppb (34) N/A N/A 1.0 ppb (1) N/A N/A 17.9 μg/m3 (63) 63.0
 
March 17, 2019, 9 a.m. N/A N/A N/A 37.0 ppb (34) N/A N/A 2.0 ppb (2) N/A N/A 25.2 μg/m3 (78) 78.0
 
March 17, 2019, 8 a.m. N/A N/A N/A 34.0 ppb (31) N/A N/A 2.0 ppb (2) N/A N/A 25.1 μg/m3 (78) 78.0
 
March 17, 2019, 7 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 ppb (2) N/A N/A 29.7 μg/m3 (88) 88.0
 
March 17, 2019, 6 a.m. N/A N/A N/A 34.0 ppb (31) N/A N/A 2.0 ppb (2) N/A N/A 63.7 μg/m3 (154) 154.0
 
March 17, 2019, 5 a.m. N/A N/A N/A 37.0 ppb (34) N/A N/A N/A N/A N/A N/A 34.0
 
March 17, 2019, 4 a.m. N/A N/A N/A 38.0 ppb (35) N/A N/A 2.0 ppb (2) N/A N/A 30.2 μg/m3 (89) 89.0
 
March 17, 2019, 3 a.m. N/A N/A N/A 41.0 ppb (38) N/A N/A 2.0 ppb (2) N/A N/A 18.1 μg/m3 (63) 63.0
 
March 17, 2019, 2 a.m. N/A N/A N/A 38.0 ppb (35) N/A N/A 4.0 ppb (3) N/A N/A 7.7 μg/m3 (32) 35.0
 
March 17, 2019, 1 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 17.0 ppb (13) N/A N/A 4.8 μg/m3 (20) 28.0
 
March 17, 2019, midnight N/A N/A N/A 25.0 ppb (23) N/A N/A 24.0 ppb (18) N/A N/A 3.1 μg/m3 (13) 23.0
 
March 16, 2019, 11 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 36.0 ppb (28) N/A N/A 1.5 μg/m3 (6) 28.0
 
March 16, 2019, 10 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 38.0 ppb (29) N/A N/A 1.3 μg/m3 (5) 29.0