AQSQID: 180890022

Site Name: Gary-Iitri

Location: Gary, IN

Reporting: True, Located: True

Current AQI: 35.0

Gary IN, US: 41.6067, -87.3047

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 13, 2019, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 13.0 μg/m3 (12) 1.9 μg/m3 (8) 32.0
 
April 13, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 15.0 μg/m3 (14) 1.2 μg/m3 (5) 32.0
 
April 12, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (34) N/A 14.0 μg/m3 (13) N/A 34.0
 
April 12, 2019, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 45.0 ppb (35) N/A 14.0 μg/m3 (13) 0.7 μg/m3 (3) 35.0
 
April 12, 2019, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (34) N/A 13.0 μg/m3 (12) -0.9 μg/m3 (0) 34.0
 
April 12, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 45.0 ppb (35) N/A 13.0 μg/m3 (12) -0.1 μg/m3 (0) 35.0
 
April 12, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (34) N/A 16.0 μg/m3 (15) 1.5 μg/m3 (6) 34.0
 
April 12, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 13.0 μg/m3 (12) 1.3 μg/m3 (5) 33.0
 
April 12, 2019, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 13.0 μg/m3 (12) -0.1 μg/m3 (0) 32.0
 
April 12, 2019, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 14.0 μg/m3 (13) 0.1 μg/m3 (0) 30.0
 
April 12, 2019, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 14.0 μg/m3 (13) N/A 26.0
 
April 12, 2019, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 11.0 μg/m3 (10) N/A 22.0
 
April 12, 2019, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 14.0 μg/m3 (13) 2.6 μg/m3 (11) 19.0
 
April 12, 2019, noon N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 13.0 μg/m3 (12) 2.2 μg/m3 (9) 18.0
 
April 12, 2019, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 13.0 μg/m3 (12) 1.4 μg/m3 (6) 19.0
 
April 12, 2019, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 8.0 μg/m3 (7) 3.8 μg/m3 (16) 19.0
 
April 12, 2019, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 22.0
 
April 12, 2019, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 7.0 μg/m3 (6) 1.9 μg/m3 (8) 24.0
 
April 12, 2019, 7 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 11.0 μg/m3 (10) 7.1 μg/m3 (30) 30.0
 
April 12, 2019, 6 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 14.0 μg/m3 (13) 12.5 μg/m3 (51) 51.0
 
April 12, 2019, 5 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 15.0 ppb (12) N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
April 12, 2019, 4 a.m. N/A N/A N/A 16.0 ppb (15) N/A 0.0 ppb (0) 18.0 ppb (14) N/A 19.0 μg/m3 (17) 6.9 μg/m3 (29) 29.0
 
April 12, 2019, 3 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 5.2 μg/m3 (22) 22.0
 
April 12, 2019, 2 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 7.7 μg/m3 (32) 32.0
 
April 12, 2019, 1 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 5.6 μg/m3 (23) 23.0
 
April 12, 2019, midnight N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 6.4 μg/m3 (27) 27.0
 
April 11, 2019, 11 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A N/A 24.0
 
April 11, 2019, 10 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (27) N/A 102.0 μg/m3 (74) 5.3 μg/m3 (22) 74.0
 
April 11, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 3.9 μg/m3 (16) 31.0
 
April 11, 2019, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 4.2 μg/m3 (18) 29.0
 
April 11, 2019, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 56.0 μg/m3 (50) 4.1 μg/m3 (17) 50.0
 
April 11, 2019, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 5.0 μg/m3 (5) 3.8 μg/m3 (16) 28.0
 
April 11, 2019, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 3.0 μg/m3 (3) 2.2 μg/m3 (9) 26.0
 
April 11, 2019, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 3.7 μg/m3 (15) 25.0
 
April 11, 2019, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 4.4 μg/m3 (18) 25.0
 
April 11, 2019, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A N/A 25.0
 
April 11, 2019, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A N/A 22.0
 
April 11, 2019, noon N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 4.0 μg/m3 (4) N/A 22.0
 
April 11, 2019, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 6.0 μg/m3 (5) 4.6 μg/m3 (19) 21.0
 
April 11, 2019, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 10.0 μg/m3 (9) 8.1 μg/m3 (34) 34.0
 
April 11, 2019, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 8.0 μg/m3 (7) 7.6 μg/m3 (32) 32.0
 
April 11, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 6.0 μg/m3 (5) 7.1 μg/m3 (30) 30.0
 
April 11, 2019, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 9.0 μg/m3 (8) 8.7 μg/m3 (36) 36.0
 
April 11, 2019, 6 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 9.0 μg/m3 (8) 7.9 μg/m3 (33) 33.0
 
April 11, 2019, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 8.0 μg/m3 (7) 3.4 μg/m3 (14) 19.0
 
April 11, 2019, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 9.0 μg/m3 (8) 4.9 μg/m3 (20) 20.0
 
April 11, 2019, 3 a.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) 21.0 ppb (16) N/A 11.0 μg/m3 (10) 8.4 μg/m3 (35) 35.0
 
April 11, 2019, 2 a.m. N/A N/A N/A 16.0 ppb (15) N/A 6.0 ppb (9) 13.0 ppb (10) N/A 18.0 μg/m3 (16) 12.3 μg/m3 (51) 51.0
 
April 11, 2019, 1 a.m. N/A N/A N/A 11.0 ppb (10) N/A 3.0 ppb (4) 16.0 ppb (12) N/A 19.0 μg/m3 (17) 6.4 μg/m3 (27) 27.0
 
April 11, 2019, midnight N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 15.0 ppb (12) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
April 10, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 6.0 μg/m3 (5) N/A 20.0
 
April 10, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 20.0
 
April 10, 2019, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 5.0 μg/m3 (5) -0.8 μg/m3 (0) 20.0
 
April 10, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 4.0 μg/m3 (4) 0.1 μg/m3 (0) 20.0
 
April 10, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 1.2 μg/m3 (5) 21.0
 
April 10, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 8.0 μg/m3 (7) 1.8 μg/m3 (8) 19.0
 
April 10, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 19.0
 
April 10, 2019, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 6.0 μg/m3 (5) 1.9 μg/m3 (8) 19.0
 
April 10, 2019, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 19.0
 
April 10, 2019, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) -0.2 μg/m3 (0) 21.0
 
April 10, 2019, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 5.0 μg/m3 (5) -0.1 μg/m3 (0) 22.0
 
April 10, 2019, noon N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 ppb (23) N/A 10.0 μg/m3 (9) 0.5 μg/m3 (2) 23.0
 
April 10, 2019, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 14.0 μg/m3 (13) -0.6 μg/m3 (0) 23.0
 
April 10, 2019, 10 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 4.0 μg/m3 (4) 0.3 μg/m3 (1) 25.0
 
April 10, 2019, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 24.0
 
April 10, 2019, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 5.0 μg/m3 (5) 1.2 μg/m3 (5) 22.0
 
April 10, 2019, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 4.0 μg/m3 (4) 1.8 μg/m3 (8) 21.0
 
April 10, 2019, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 5.0 μg/m3 (5) 2.9 μg/m3 (12) 22.0
 
April 10, 2019, 5 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 22.0
 
April 10, 2019, 4 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 4.0 μg/m3 (4) 1.7 μg/m3 (7) 24.0
 
April 10, 2019, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 40.0 μg/m3 (36) 5.6 μg/m3 (23) 36.0
 
April 10, 2019, 2 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 70.0 μg/m3 (58) 10.6 μg/m3 (44) 58.0
 
April 10, 2019, 1 a.m. N/A N/A N/A 25.0 ppb (23) N/A 4.0 ppb (6) 26.0 ppb (20) N/A 69.0 μg/m3 (57) 9.7 μg/m3 (40) 57.0
 
April 10, 2019, midnight N/A N/A N/A 8.0 ppb (7) N/A 7.0 ppb (10) 46.0 ppb (35) N/A 28.0 μg/m3 (25) 6.8 μg/m3 (28) 35.0
 
April 9, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 54.0 ppb (42) N/A 25.0 μg/m3 (23) N/A 42.0
 
April 9, 2019, 10 p.m. N/A N/A N/A 7.0 ppb (6) N/A 9.0 ppb (13) 52.0 ppb (40) N/A 22.0 μg/m3 (20) 8.1 μg/m3 (34) 40.0
 
April 9, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 5.0 ppb (7) 55.0 ppb (42) N/A 12.0 μg/m3 (11) 3.9 μg/m3 (16) 42.0
 
April 9, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 57.0 ppb (44) N/A 4.0 μg/m3 (4) 4.6 μg/m3 (19) 44.0
 
April 9, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 53.0 ppb (41) N/A 7.0 μg/m3 (6) 1.7 μg/m3 (7) 41.0
 
April 9, 2019, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (38) N/A 13.0 μg/m3 (12) 0.7 μg/m3 (3) 38.0
 
April 9, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.8 μg/m3 (16) 16.0
 
April 9, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 5.5 μg/m3 (23) 23.0
 
April 9, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.5 μg/m3 (19) 19.0
 
April 9, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A 22.0 μg/m3 (20) 6.4 μg/m3 (27) 34.0
 
April 9, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A 33.0 μg/m3 (30) 6.3 μg/m3 (26) 31.0
 
April 9, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A 34.0 μg/m3 (31) 6.0 μg/m3 (25) 31.0
 
April 9, 2019, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 21.0 μg/m3 (19) 4.2 μg/m3 (18) 29.0
 
April 9, 2019, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 35.0 ppb (27) N/A 10.0 μg/m3 (9) 3.6 μg/m3 (15) 27.0
 
April 9, 2019, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 30.0
 
April 9, 2019, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 7.0 μg/m3 (6) 2.2 μg/m3 (9) 30.0
 
April 9, 2019, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 38.0 μg/m3 (35) 5.0 μg/m3 (21) 35.0
 
April 9, 2019, 6 a.m. N/A N/A N/A 12.0 ppb (11) N/A 13.0 ppb (19) 38.0 ppb (29) N/A 80.0 μg/m3 (62) 9.2 μg/m3 (38) 62.0
 
April 9, 2019, 5 a.m. N/A N/A N/A 20.0 ppb (19) N/A 7.0 ppb (10) 35.0 ppb (27) N/A 32.0 μg/m3 (29) 6.3 μg/m3 (26) 29.0
 
April 9, 2019, 4 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 11.0 μg/m3 (10) 5.9 μg/m3 (25) 31.0
 
April 9, 2019, 3 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 10.0 μg/m3 (9) 5.9 μg/m3 (25) 30.0
 
April 9, 2019, 2 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 10.0 μg/m3 (9) 6.5 μg/m3 (27) 30.0
 
April 9, 2019, 1 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 16.0 μg/m3 (15) 7.5 μg/m3 (31) 31.0
 
April 9, 2019, midnight N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 14.0 μg/m3 (13) 2.8 μg/m3 (12) 30.0
 
April 8, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 55.0 ppb (42) N/A 18.0 μg/m3 (16) N/A 42.0
 
April 8, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 13.9 μg/m3 (54) 54.0
 
April 8, 2019, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 51.0 ppb (39) N/A 7.0 μg/m3 (6) 3.3 μg/m3 (14) 39.0
 
April 8, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 53.0 ppb (41) N/A 0.0 μg/m3 (0) 3.6 μg/m3 (15) 41.0
 
April 8, 2019, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 52.0 ppb (40) N/A 7.0 μg/m3 (6) 5.4 μg/m3 (23) 40.0
 
April 8, 2019, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 28.0 μg/m3 (25) 6.9 μg/m3 (29) 33.0
 
April 8, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 7.0 μg/m3 (6) 5.4 μg/m3 (23) 32.0
 
April 8, 2019, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 8.0 μg/m3 (7) 6.5 μg/m3 (27) 31.0
 
April 8, 2019, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 23.0 μg/m3 (21) 6.2 μg/m3 (26) 28.0
 
April 8, 2019, 2 p.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 24.0 μg/m3 (22) 9.0 μg/m3 (38) 38.0
 
April 8, 2019, 1 p.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 28.0 μg/m3 (25) 13.3 μg/m3 (53) 53.0
 
April 8, 2019, noon N/A N/A N/A 30.0 ppb (28) N/A 7.0 ppb (10) 10.0 ppb (8) N/A 34.0 μg/m3 (31) 14.3 μg/m3 (55) 55.0
 
April 8, 2019, 11 a.m. N/A N/A N/A 37.0 ppb (34) N/A 11.0 ppb (16) 3.0 ppb (2) N/A 46.0 μg/m3 (42) 12.1 μg/m3 (50) 50.0
 
April 8, 2019, 10 a.m. N/A N/A N/A 32.0 ppb (30) N/A 0.0 ppb (0) 4.0 ppb (3) N/A 15.0 μg/m3 (14) 5.5 μg/m3 (23) 30.0
 
April 8, 2019, 9 a.m. N/A N/A N/A 16.0 ppb (15) N/A 0.0 ppb (0) 17.0 ppb (13) N/A 11.0 μg/m3 (10) 3.9 μg/m3 (16) 16.0
 
April 8, 2019, 8 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) 13.0 ppb (10) N/A 13.0 μg/m3 (12) 5.7 μg/m3 (24) 24.0
 
April 8, 2019, 7 a.m. N/A N/A N/A 24.0 ppb (22) N/A 0.0 ppb (0) 12.0 ppb (9) N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
April 8, 2019, 6 a.m. N/A N/A N/A 15.0 ppb (14) N/A 0.0 ppb (0) 22.0 ppb (17) N/A 11.0 μg/m3 (10) 5.3 μg/m3 (22) 22.0
 
April 8, 2019, 5 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 5.9 μg/m3 (25) 25.0
 
April 8, 2019, 4 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) 21.0 ppb (16) N/A 11.0 μg/m3 (10) 4.5 μg/m3 (19) 19.0
 
April 8, 2019, 3 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 8.0 μg/m3 (7) 2.3 μg/m3 (10) 25.0
 
April 8, 2019, 2 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 7.0 μg/m3 (6) 4.4 μg/m3 (18) 26.0
 
April 8, 2019, 1 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 10.0 μg/m3 (9) 5.9 μg/m3 (25) 28.0
 
April 8, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 28.0
 
April 7, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 12.0 μg/m3 (11) N/A 31.0
 
April 7, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 9.0 μg/m3 (8) 8.0 μg/m3 (33) 33.0
 
April 7, 2019, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 9.0 μg/m3 (8) 7.6 μg/m3 (32) 32.0
 
April 7, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 23.0 μg/m3 (21) 6.1 μg/m3 (25) 32.0
 
April 7, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) N/A 8.0 μg/m3 (7) 9.0 μg/m3 (38) 38.0
 
April 7, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 47.0 ppb (36) N/A 11.0 μg/m3 (10) 7.1 μg/m3 (30) 36.0
 
April 7, 2019, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 14.0 μg/m3 (13) 10.5 μg/m3 (44) 44.0
 
April 7, 2019, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 11.0 μg/m3 (10) 9.7 μg/m3 (40) 40.0
 
April 7, 2019, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 16.0 μg/m3 (15) 11.5 μg/m3 (48) 48.0
 
April 7, 2019, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 13.0 μg/m3 (12) 9.6 μg/m3 (40) 40.0
 
April 7, 2019, 1 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 12.0 μg/m3 (11) 10.2 μg/m3 (42) 42.0
 
April 7, 2019, noon N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 35.0 ppb (27) N/A 16.0 μg/m3 (15) 16.9 μg/m3 (60) 60.0
 
April 7, 2019, 11 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 15.0 μg/m3 (14) 12.4 μg/m3 (51) 51.0
 
April 7, 2019, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 14.0 μg/m3 (13) 9.4 μg/m3 (39) 39.0
 
April 7, 2019, 9 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 14.0 μg/m3 (13) 13.9 μg/m3 (54) 54.0
 
April 7, 2019, 8 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 15.0 μg/m3 (14) 15.5 μg/m3 (57) 57.0
 
April 7, 2019, 7 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 16.0 μg/m3 (15) 14.2 μg/m3 (55) 55.0
 
April 7, 2019, 6 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 17.0 μg/m3 (15) 12.4 μg/m3 (51) 51.0
 
April 7, 2019, 5 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 35.0 ppb (27) N/A 14.0 μg/m3 (13) 11.9 μg/m3 (50) 50.0
 
April 7, 2019, 4 a.m. N/A N/A N/A 15.0 ppb (14) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 13.0 μg/m3 (12) 7.1 μg/m3 (30) 30.0
 
April 7, 2019, 3 a.m. N/A N/A N/A 11.0 ppb (10) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 16.0 μg/m3 (15) 9.7 μg/m3 (40) 40.0
 
April 7, 2019, 2 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 33.0 μg/m3 (30) 13.4 μg/m3 (53) 53.0
 
April 7, 2019, 1 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 23.0 μg/m3 (21) 15.1 μg/m3 (57) 57.0
 
April 7, 2019, midnight N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 12.2 μg/m3 (50) 50.0
 
April 6, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 47.0 ppb (36) N/A 116.0 μg/m3 (80) N/A 80.0
 
April 6, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 52.0 ppb (40) N/A 51.0 μg/m3 (46) 16.1 μg/m3 (59) 59.0
 
April 6, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 54.0 ppb (42) N/A 44.0 μg/m3 (40) 18.6 μg/m3 (64) 64.0
 
April 6, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 53.0 ppb (41) N/A 13.0 μg/m3 (12) 16.4 μg/m3 (59) 59.0
 
April 6, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 50.0 ppb (38) N/A 17.0 μg/m3 (15) 13.7 μg/m3 (54) 54.0
 
April 6, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 18.0 μg/m3 (16) 20.3 μg/m3 (68) 68.0
 
April 6, 2019, 5 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 17.0 μg/m3 (15) 14.7 μg/m3 (56) 56.0
 
April 6, 2019, 4 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 18.0 μg/m3 (16) 16.0 μg/m3 (59) 59.0
 
April 6, 2019, 3 p.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 20.0 ppb (15) N/A 17.0 μg/m3 (15) 9.4 μg/m3 (39) 39.0
 
April 6, 2019, 2 p.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) 15.0 ppb (12) N/A 16.0 μg/m3 (15) 16.8 μg/m3 (60) 60.0
 
April 6, 2019, 1 p.m. N/A N/A N/A 24.0 ppb (22) N/A 0.0 ppb (0) 7.0 ppb (5) N/A 35.0 μg/m3 (32) 23.5 μg/m3 (74) 74.0
 
April 6, 2019, noon N/A N/A N/A 24.0 ppb (22) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 42.0 μg/m3 (38) 23.6 μg/m3 (75) 75.0
 
April 6, 2019, 11 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 20.0 μg/m3 (18) 16.0 μg/m3 (59) 59.0
 
April 6, 2019, 10 a.m. N/A N/A N/A 22.0 ppb (20) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 22.0 μg/m3 (20) 16.8 μg/m3 (60) 60.0
 
April 6, 2019, 9 a.m. N/A N/A N/A 26.0 ppb (24) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 26.0 μg/m3 (24) 20.4 μg/m3 (68) 68.0
 
April 6, 2019, 8 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 23.0 μg/m3 (21) 15.1 μg/m3 (57) 57.0
 
April 6, 2019, 7 a.m. N/A N/A N/A 28.0 ppb (26) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 39.0 μg/m3 (35) 28.0 μg/m3 (84) 84.0
 
April 6, 2019, 6 a.m. N/A N/A N/A 27.0 ppb (25) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 33.0 μg/m3 (30) 19.9 μg/m3 (67) 67.0
 
April 6, 2019, 5 a.m. N/A N/A N/A 22.0 ppb (20) N/A 0.0 ppb (0) 2.0 ppb (2) N/A 22.0 μg/m3 (20) 18.8 μg/m3 (64) 64.0
 
April 6, 2019, 4 a.m. N/A N/A N/A 25.0 ppb (23) N/A 0.0 ppb (0) 5.0 ppb (4) N/A 24.0 μg/m3 (22) 20.7 μg/m3 (69) 69.0
 
April 6, 2019, 3 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 16.0 ppb (12) N/A 71.0 μg/m3 (58) 13.9 μg/m3 (54) 58.0
 
April 6, 2019, 2 a.m. N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) 19.0 ppb (15) N/A 46.0 μg/m3 (42) 12.8 μg/m3 (52) 52.0