ID: 372

AQSQID: 180890022

Site Name: Gary-Iitri

Added: April 21, 2020, 6:24 p.m.

Updated: Nov. 24, 2020, 1:42 p.m.

Location: Gary (Marquette Park/Miller), IN

Reporting: True, Located: True

Current AQI: 12.0

Gary (Marquette Park/Miller) IN, US: 41.6067, -87.3047

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 24, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 11.2 μg/m3 (11) N/A 12.0
 
Nov. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 14.4 μg/m3 (14) 11.5 μg/m3 (48) 48.0
 
Nov. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.8 μg/m3 (11) 9.7 μg/m3 (41) 41.0
 
Nov. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A 11.8 μg/m3 (11) 12.9 μg/m3 (53) 53.0
 
Nov. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) N/A 12.2 μg/m3 (12) 12.2 μg/m3 (52) 52.0
 
Nov. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 11.0 ppb (11) N/A 11.3 μg/m3 (11) 11.8 μg/m3 (50) 50.0
 
Nov. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 8.0 ppb (8) N/A 12.8 μg/m3 (12) 13.0 μg/m3 (53) 53.0
 
Nov. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 15.6 μg/m3 (15) 13.5 μg/m3 (54) 54.0
 
Nov. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 18.0 μg/m3 (17) 9.3 μg/m3 (39) 39.0
 
Nov. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 3.0 ppb (3) N/A 18.9 μg/m3 (18) 16.1 μg/m3 (60) 60.0
 
Nov. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 3.0 ppb (3) N/A 13.8 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Nov. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 16.1 μg/m3 (15) 5.9 μg/m3 (25) 25.0
 
Nov. 24, 2020, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 13.0 μg/m3 (13) 6.6 μg/m3 (28) 28.0
 
Nov. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 13.0 μg/m3 (13) N/A 17.0
 
Nov. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 31.0 ppb (29) N/A 10.2 μg/m3 (10) 3.8 μg/m3 (16) 29.0
 
Nov. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 10.0 μg/m3 (10) 4.2 μg/m3 (18) 30.0
 
Nov. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 9.1 μg/m3 (9) 4.4 μg/m3 (19) 31.0
 
Nov. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 7.4 μg/m3 (7) 5.7 μg/m3 (24) 31.0
 
Nov. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 7.5 μg/m3 (7) 3.3 μg/m3 (14) 31.0
 
Nov. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 5.0 μg/m3 (5) 4.2 μg/m3 (18) 28.0
 
Nov. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 11.2 μg/m3 (11) 7.2 μg/m3 (31) 31.0
 
Nov. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 23.0 μg/m3 (22) 7.6 μg/m3 (32) 32.0
 
Nov. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) N/A 37.0 μg/m3 (35) 20.3 μg/m3 (69) 69.0
 
Nov. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 22.5 μg/m3 (21) 11.5 μg/m3 (48) 48.0
 
Nov. 23, 2020, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A 26.1 μg/m3 (25) 11.7 μg/m3 (49) 49.0
 
Nov. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 1.0 ppb (1) N/A 25.3 μg/m3 (24) 16.9 μg/m3 (62) 62.0
 
Nov. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 2.0 ppb (2) N/A 21.8 μg/m3 (21) 16.1 μg/m3 (60) 60.0
 
Nov. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 21.0 μg/m3 (20) 13.1 μg/m3 (54) 54.0
 
Nov. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 3.0 ppb (3) N/A 20.5 μg/m3 (19) 12.7 μg/m3 (53) 53.0
 
Nov. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 6.0 ppb (6) N/A 16.1 μg/m3 (15) 11.6 μg/m3 (49) 49.0
 
Nov. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A 13.9 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
Nov. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 10.0 ppb (10) N/A 14.1 μg/m3 (14) N/A 14.0
 
Nov. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A 14.3 μg/m3 (14) 12.9 μg/m3 (53) 53.0
 
Nov. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 13.9 μg/m3 (13) 6.7 μg/m3 (28) 28.0
 
Nov. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 10.0 ppb (10) N/A 11.2 μg/m3 (11) 10.2 μg/m3 (43) 43.0
 
Nov. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 5.0 ppb (5) N/A 17.6 μg/m3 (17) 14.2 μg/m3 (56) 56.0
 
Nov. 23, 2020, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 4.0 ppb (4) N/A 15.4 μg/m3 (15) 13.7 μg/m3 (55) 55.0
 
Nov. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 7.0 ppb (7) N/A 10.8 μg/m3 (10) N/A 10.0
 
Nov. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A 13.7 μg/m3 (13) 7.4 μg/m3 (31) 31.0
 
Nov. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 9.2 μg/m3 (9) 6.4 μg/m3 (27) 27.0
 
Nov. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 4.1 μg/m3 (18) 34.0
 
Nov. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.7 μg/m3 (12) 34.0
 
Nov. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 4.1 μg/m3 (4) 0.6 μg/m3 (3) 30.0
 
Nov. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 6.0 μg/m3 (6) 0.2 μg/m3 (1) 33.0
 
Nov. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 8.0 μg/m3 (8) 3.6 μg/m3 (16) 32.0
 
Nov. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 7.6 μg/m3 (8) 5.5 μg/m3 (23) 28.0
 
Nov. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 5.6 μg/m3 (6) 3.5 μg/m3 (15) 23.0
 
Nov. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 9.4 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Nov. 22, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 8.1 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Nov. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 6.0 μg/m3 (6) 8.6 μg/m3 (36) 36.0
 
Nov. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.2 μg/m3 (12) 12.9 μg/m3 (53) 53.0
 
Nov. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 11.9 μg/m3 (12) 12.3 μg/m3 (52) 52.0
 
Nov. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 16.8 μg/m3 (16) 13.2 μg/m3 (54) 54.0
 
Nov. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 11.0 ppb (11) N/A 18.4 μg/m3 (18) 11.9 μg/m3 (50) 50.0
 
Nov. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) N/A 13.0 μg/m3 (13) 12.5 μg/m3 (52) 52.0
 
Nov. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 7.0 ppb (7) N/A 28.0 μg/m3 (26) 20.1 μg/m3 (68) 68.0
 
Nov. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 14.0 ppb (13) N/A 11.2 μg/m3 (11) 11.1 μg/m3 (47) 47.0
 
Nov. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 10.5 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Nov. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 6.7 μg/m3 (7) 3.9 μg/m3 (17) 25.0
 
Nov. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 5.8 μg/m3 (6) 4.1 μg/m3 (18) 25.0
 
Nov. 22, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A 5.5 μg/m3 (6) 4.7 μg/m3 (20) 25.0
 
Nov. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 7.3 μg/m3 (7) N/A 25.0
 
Nov. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 6.0 μg/m3 (6) 5.8 μg/m3 (25) 25.0
 
Nov. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 5.7 μg/m3 (6) 9.0 μg/m3 (38) 38.0
 
Nov. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 5.8 μg/m3 (6) 6.6 μg/m3 (28) 28.0
 
Nov. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 6.1 μg/m3 (6) 8.9 μg/m3 (38) 38.0
 
Nov. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 7.3 μg/m3 (7) 9.9 μg/m3 (42) 42.0
 
Nov. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 8.3 μg/m3 (8) 10.7 μg/m3 (45) 45.0
 
Nov. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 12.0 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Nov. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 7.8 μg/m3 (8) 7.4 μg/m3 (31) 31.0
 
Nov. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 8.0 μg/m3 (8) 5.1 μg/m3 (22) 22.0
 
Nov. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 9.3 μg/m3 (9) 7.4 μg/m3 (31) 31.0
 
Nov. 21, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 8.4 μg/m3 (8) 8.3 μg/m3 (35) 35.0
 
Nov. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 21.0
 
Nov. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 8.6 μg/m3 (8) 5.9 μg/m3 (25) 25.0
 
Nov. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 4.6 μg/m3 (5) 4.7 μg/m3 (20) 21.0
 
Nov. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 5.4 μg/m3 (5) 5.9 μg/m3 (25) 25.0
 
Nov. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 6.4 μg/m3 (6) 3.7 μg/m3 (16) 21.0
 
Nov. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A 6.6 μg/m3 (7) 3.1 μg/m3 (13) 22.0
 
Nov. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 6.7 μg/m3 (7) 3.5 μg/m3 (15) 24.0
 
Nov. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 8.8 μg/m3 (9) 5.1 μg/m3 (22) 25.0
 
Nov. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 12.5 μg/m3 (12) 7.8 μg/m3 (33) 33.0
 
Nov. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 18.3 μg/m3 (17) 6.5 μg/m3 (28) 28.0
 
Nov. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 16.2 μg/m3 (15) 4.7 μg/m3 (20) 25.0
 
Nov. 21, 2020, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 14.0 μg/m3 (13) 7.5 μg/m3 (32) 32.0
 
Nov. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 16.1 μg/m3 (15) N/A 27.0
 
Nov. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 21.9 μg/m3 (21) 6.8 μg/m3 (29) 29.0
 
Nov. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 25.4 μg/m3 (24) 10.5 μg/m3 (44) 44.0
 
Nov. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 31.0 μg/m3 (29) 12.8 μg/m3 (53) 53.0
 
Nov. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 64.6 μg/m3 (56) 16.6 μg/m3 (61) 61.0
 
Nov. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 20.0 ppb (19) N/A 62.2 μg/m3 (55) 16.4 μg/m3 (61) 61.0
 
Nov. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 21.0 ppb (20) N/A 65.2 μg/m3 (57) 14.5 μg/m3 (57) 57.0
 
Nov. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) N/A 55.4 μg/m3 (52) 16.2 μg/m3 (60) 60.0
 
Nov. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A 39.4 μg/m3 (37) 11.5 μg/m3 (48) 48.0
 
Nov. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A 26.7 μg/m3 (25) 13.0 μg/m3 (53) 53.0
 
Nov. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 30.0 μg/m3 (28) 16.8 μg/m3 (61) 61.0
 
Nov. 20, 2020, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 33.1 μg/m3 (31) 18.0 μg/m3 (64) 64.0
 
Nov. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 29.7 μg/m3 (28) 18.7 μg/m3 (65) 65.0
 
Nov. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 29.6 μg/m3 (28) 11.5 μg/m3 (48) 48.0
 
Nov. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 31.1 μg/m3 (29) 10.8 μg/m3 (46) 46.0
 
Nov. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 30.7 μg/m3 (29) 12.5 μg/m3 (52) 52.0
 
Nov. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 30.9 μg/m3 (29) 15.7 μg/m3 (59) 59.0
 
Nov. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 33.5 μg/m3 (32) 7.2 μg/m3 (31) 32.0
 
Nov. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 31.0 ppb (29) N/A 38.8 μg/m3 (36) 8.2 μg/m3 (35) 36.0
 
Nov. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 42.4 μg/m3 (40) 8.0 μg/m3 (34) 40.0
 
Nov. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 36.5 μg/m3 (34) 8.4 μg/m3 (36) 36.0
 
Nov. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 34.4 μg/m3 (32) 13.8 μg/m3 (55) 55.0
 
Nov. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 35.3 μg/m3 (33) 10.3 μg/m3 (43) 43.0
 
Nov. 20, 2020, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 35.3 μg/m3 (33) 11.4 μg/m3 (48) 48.0
 
Nov. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 31.3 μg/m3 (29) N/A 31.0
 
Nov. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 37.5 μg/m3 (35) 6.5 μg/m3 (28) 35.0
 
Nov. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 51.3 μg/m3 (48) 11.8 μg/m3 (50) 50.0
 
Nov. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 37.0 ppb (35) N/A 68.3 μg/m3 (58) 8.9 μg/m3 (38) 58.0
 
Nov. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 38.0 ppb (36) N/A 82.5 μg/m3 (65) 10.7 μg/m3 (45) 65.0
 
Nov. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 57.1 μg/m3 (53) 9.4 μg/m3 (40) 53.0
 
Nov. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Nov. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 65.5 μg/m3 (57) N/A 57.0
 
Nov. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 49.1 μg/m3 (46) 6.4 μg/m3 (27) 46.0
 
Nov. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 40.1 μg/m3 (38) 6.6 μg/m3 (28) 38.0
 
Nov. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 32.3 μg/m3 (30) 6.8 μg/m3 (29) 30.0
 
Nov. 19, 2020, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 30.5 μg/m3 (29) 6.2 μg/m3 (26) 29.0
 
Nov. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 26.2 μg/m3 (25) 8.9 μg/m3 (38) 38.0
 
Nov. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 20.9 μg/m3 (20) 4.6 μg/m3 (20) 25.0
 
Nov. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 26.5 μg/m3 (25) 5.3 μg/m3 (23) 25.0
 
Nov. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 35.1 μg/m3 (33) 5.2 μg/m3 (22) 33.0
 
Nov. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 49.7 μg/m3 (47) 6.3 μg/m3 (27) 47.0
 
Nov. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 14.2 μg/m3 (14) 3.0 μg/m3 (13) 23.0
 
Nov. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 13.4 μg/m3 (13) 4.0 μg/m3 (17) 19.0
 
Nov. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 12.0 μg/m3 (12) 5.1 μg/m3 (22) 22.0
 
Nov. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 13.5 μg/m3 (13) 5.3 μg/m3 (23) 23.0
 
Nov. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 18.1 μg/m3 (17) 3.8 μg/m3 (16) 20.0
 
Nov. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 14.1 μg/m3 (14) 3.3 μg/m3 (14) 21.0
 
Nov. 19, 2020, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 13.7 μg/m3 (13) 4.2 μg/m3 (18) 25.0
 
Nov. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 11.6 μg/m3 (11) N/A 26.0
 
Nov. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 11.5 μg/m3 (11) 2.6 μg/m3 (11) 26.0
 
Nov. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 15.0 μg/m3 (14) 2.6 μg/m3 (11) 27.0
 
Nov. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 15.5 μg/m3 (15) 4.5 μg/m3 (19) 27.0
 
Nov. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 17.0 μg/m3 (16) 6.1 μg/m3 (26) 27.0
 
Nov. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 23.5 μg/m3 (22) 2.8 μg/m3 (12) 28.0
 
Nov. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 18.2 μg/m3 (17) 1.6 μg/m3 (7) 28.0
 
Nov. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 18.7 μg/m3 (18) 0.9 μg/m3 (4) 25.0
 
Nov. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 8.0 μg/m3 (8) N/A 24.0
 
Nov. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (18) N/A 9.0 μg/m3 (9) 17.1 μg/m3 (62) 62.0
 
Nov. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 8.0 ppb (8) N/A 12.4 μg/m3 (12) 10.6 μg/m3 (45) 45.0
 
Nov. 18, 2020, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 13.5 μg/m3 (13) 7.7 μg/m3 (33) 33.0
 
Nov. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 11.2 μg/m3 (11) 10.6 μg/m3 (45) 45.0
 
Nov. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 1.0 ppb (1) N/A 11.3 μg/m3 (11) 8.4 μg/m3 (36) 36.0
 
Nov. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 1.0 ppb (1) N/A 12.4 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Nov. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 14.3 μg/m3 (14) 8.0 μg/m3 (34) 34.0
 
Nov. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 1.0 ppb (1) N/A 17.9 μg/m3 (17) 12.7 μg/m3 (53) 53.0
 
Nov. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 0.0 ppb (0) N/A 22.5 μg/m3 (21) 12.6 μg/m3 (53) 53.0
 
Nov. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 0.0 ppb (0) N/A 23.0 μg/m3 (22) 10.8 μg/m3 (46) 46.0
 
Nov. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 0.0 ppb (0) N/A 19.8 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
Nov. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 29.9 μg/m3 (28) 6.7 μg/m3 (28) 28.0
 
Nov. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (6) N/A 26.0 μg/m3 (25) 6.7 μg/m3 (28) 28.0
 
Nov. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 10.0 ppb (10) N/A 18.5 μg/m3 (18) 6.7 μg/m3 (28) 28.0
 
Nov. 18, 2020, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (6) N/A 28.0 μg/m3 (26) 16.6 μg/m3 (61) 61.0
 
Nov. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 10.0 ppb (10) N/A 34.4 μg/m3 (32) N/A 32.0
 
Nov. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 24.9 μg/m3 (24) 9.8 μg/m3 (41) 41.0
 
Nov. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 20.0 ppb (19) N/A 34.7 μg/m3 (33) 9.2 μg/m3 (39) 39.0
 
Nov. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 24.0 ppb (23) N/A 25.5 μg/m3 (24) 6.8 μg/m3 (29) 29.0
 
Nov. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 23.0 ppb (22) N/A 26.0 μg/m3 (25) 7.3 μg/m3 (31) 31.0
 
Nov. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) N/A 21.8 μg/m3 (21) 6.5 μg/m3 (28) 28.0
 
Nov. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 26.0 ppb (25) N/A 24.0 μg/m3 (23) 6.1 μg/m3 (26) 26.0
 
Nov. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 25.0 ppb (24) N/A 18.1 μg/m3 (17) 5.4 μg/m3 (23) 24.0
 
Nov. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 14.9 μg/m3 (14) 5.2 μg/m3 (22) 26.0
 
Nov. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 13.7 μg/m3 (13) 5.5 μg/m3 (23) 28.0
 
Nov. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 18.9 μg/m3 (18) 4.5 μg/m3 (19) 28.0