AQSQID: 040130019

Site Name: West Phoenix

Location: Phoenix (W Earll Dr), AZ

Reporting: True, Located: True

Current AQI: 66.0

Phoenix (W Earll Dr) AZ, US: 33.483799, -112.142601

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2019, 10 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 0.8 ppb (9) 35.0 μg/m3 (32) 19.4 μg/m3 (66) 66.0
 
Jan. 21, 2019, 9 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 1.0 ppb (11) 30.0 μg/m3 (27) 14.3 μg/m3 (55) 55.0
 
Jan. 21, 2019, 8 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 1.0 ppb (1) 0.9 ppb (10) 33.0 μg/m3 (30) 17.8 μg/m3 (62) 62.0
 
Jan. 21, 2019, 7 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 3.0 ppb (2) 0.9 ppb (10) 26.0 μg/m3 (24) 16.7 μg/m3 (60) 60.0
 
Jan. 21, 2019, 6 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 4.0 ppb (3) 0.8 ppb (9) 32.0 μg/m3 (29) 17.5 μg/m3 (62) 62.0
 
Jan. 21, 2019, 5 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 0.9 ppb (10) 26.0 μg/m3 (24) 12.3 μg/m3 (51) 51.0
 
Jan. 21, 2019, 4 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 5.0 ppb (4) 0.8 ppb (9) 15.0 μg/m3 (14) 5.7 μg/m3 (24) 26.0
 
Jan. 21, 2019, 3 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 15.0 ppb (12) 0.6 ppb (7) 22.0 μg/m3 (20) 9.9 μg/m3 (41) 41.0
 
Jan. 21, 2019, 2 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 10.0 ppb (8) 0.9 ppb (10) 50.0 μg/m3 (45) 20.2 μg/m3 (67) 67.0
 
Jan. 21, 2019, 1 a.m. N/A N/A N/A 39.0 ppb (36) N/A N/A 2.0 ppb (2) 1.2 ppb (13) 37.0 μg/m3 (34) 13.6 μg/m3 (53) 53.0
 
Jan. 21, 2019, midnight N/A N/A N/A 23.0 ppb (21) N/A N/A 21.0 ppb (16) 1.0 ppb (11) 28.0 μg/m3 (25) 21.0 μg/m3 (69) 69.0
 
Jan. 20, 2019, 11 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 38.0 ppb (29) 0.6 ppb (7) 11.0 μg/m3 (10) 7.9 μg/m3 (33) 33.0
 
Jan. 20, 2019, 10 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 39.0 ppb (30) 0.5 ppb (6) 6.0 μg/m3 (5) 2.3 μg/m3 (10) 30.0
 
Jan. 20, 2019, 9 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 37.0 ppb (28) 0.4 ppb (4) 7.0 μg/m3 (6) 4.3 μg/m3 (18) 28.0
 
Jan. 20, 2019, 8 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 35.0 ppb (27) 0.5 ppb (6) 8.0 μg/m3 (7) 5.4 μg/m3 (23) 27.0
 
Jan. 20, 2019, 7 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 32.0 ppb (25) 0.5 ppb (6) 14.0 μg/m3 (13) 9.5 μg/m3 (40) 40.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 25.0 ppb (19) 0.6 ppb (7) 15.0 μg/m3 (14) 10.6 μg/m3 (44) 44.0
 
Jan. 20, 2019, 5 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 16.0 ppb (12) 0.7 ppb (8) 22.0 μg/m3 (20) 14.4 μg/m3 (55) 55.0
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 6.0 ppb (5) 1.0 ppb (11) 30.0 μg/m3 (27) 18.2 μg/m3 (63) 63.0
 
Jan. 20, 2019, 3 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 1.4 ppb (16) 37.0 μg/m3 (34) 25.5 μg/m3 (79) 79.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 1.5 ppb (17) 41.0 μg/m3 (37) 30.4 μg/m3 (89) 89.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 2.0 ppb (2) 1.8 ppb (20) 46.0 μg/m3 (42) 36.3 μg/m3 (102) 102.0
 
Jan. 20, 2019, noon N/A N/A N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 1.5 ppb (17) 55.0 μg/m3 (50) 46.2 μg/m3 (127) 127.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 1.8 ppb (20) 57.0 μg/m3 (51) 45.4 μg/m3 (125) 125.0
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 2.0 ppb (2) 1.8 ppb (20) 55.0 μg/m3 (50) 42.8 μg/m3 (118) 118.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 2.0 ppb (2) 1.8 ppb (20) 58.0 μg/m3 (52) 44.0 μg/m3 (121) 121.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 2.0 ppb (2) 2.0 ppb (22) 74.0 μg/m3 (60) 50.0 μg/m3 (136) 136.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) 2.4 ppb (27) 78.0 μg/m3 (62) 54.7 μg/m3 (148) 148.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 2.2 ppb (24) 82.0 μg/m3 (64) 57.3 μg/m3 (151) 151.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A 29.0 ppb (27) N/A N/A 3.0 ppb (2) 2.4 ppb (27) 77.0 μg/m3 (61) 44.4 μg/m3 (122) 122.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 2.2 ppb (24) 61.0 μg/m3 (53) 37.0 μg/m3 (104) 104.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 4.0 ppb (3) 1.5 ppb (17) 41.0 μg/m3 (37) 22.0 μg/m3 (71) 71.0
 
Jan. 20, 2019, 2 a.m. N/A N/A N/A 36.0 ppb (33) N/A N/A 2.0 ppb (2) 1.1 ppb (12) 28.0 μg/m3 (25) 11.3 μg/m3 (47) 47.0
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 8.0 ppb (6) 0.8 ppb (9) 21.0 μg/m3 (19) 7.9 μg/m3 (33) 33.0
 
Jan. 20, 2019, midnight N/A N/A N/A 11.0 ppb (10) N/A N/A 36.0 ppb (28) 0.4 ppb (4) 5.0 μg/m3 (5) 2.5 μg/m3 (10) 28.0
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.3 ppb (3) 4.0 μg/m3 (4) 1.3 μg/m3 (5) 35.0
 
Jan. 19, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 47.0 ppb (36) 0.3 ppb (3) 5.0 μg/m3 (5) 2.1 μg/m3 (9) 36.0
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.3 ppb (3) 5.0 μg/m3 (5) 3.8 μg/m3 (16) 35.0
 
Jan. 19, 2019, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) 0.3 ppb (3) 4.0 μg/m3 (4) 2.2 μg/m3 (9) 34.0
 
Jan. 19, 2019, 7 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 39.0 ppb (30) 0.4 ppb (4) 6.0 μg/m3 (5) 3.1 μg/m3 (13) 30.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 37.0 ppb (28) 0.4 ppb (4) 10.0 μg/m3 (9) 3.2 μg/m3 (13) 28.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 23.0 ppb (18) 0.6 ppb (7) 21.0 μg/m3 (19) 8.7 μg/m3 (36) 36.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A 34.0 ppb (31) N/A N/A 9.0 ppb (7) 1.0 ppb (11) 36.0 μg/m3 (33) 17.7 μg/m3 (62) 62.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 1.6 ppb (18) 33.0 μg/m3 (30) 17.8 μg/m3 (62) 62.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 1.0 ppb (1) 1.1 ppb (12) 30.0 μg/m3 (27) 15.9 μg/m3 (58) 58.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 1.0 ppb (1) 1.1 ppb (12) 23.0 μg/m3 (21) 9.8 μg/m3 (41) 41.0
 
Jan. 19, 2019, noon N/A N/A N/A 23.0 ppb (21) N/A N/A 1.0 ppb (1) 0.8 ppb (9) 19.0 μg/m3 (17) 8.1 μg/m3 (34) 34.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) 0.6 ppb (7) 12.0 μg/m3 (11) 5.4 μg/m3 (23) 23.0
 
Jan. 19, 2019, 10 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 13.0 ppb (10) 0.5 ppb (6) 7.0 μg/m3 (6) 3.4 μg/m3 (14) 15.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.5 ppb (6) 6.0 μg/m3 (5) 2.5 μg/m3 (10) 15.0
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) 0.5 ppb (6) 6.0 μg/m3 (5) 2.3 μg/m3 (10) 15.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.4 ppb (4) 6.0 μg/m3 (5) 4.7 μg/m3 (20) 21.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) 0.4 ppb (4) 5.0 μg/m3 (5) 2.6 μg/m3 (11) 23.0
 
Jan. 19, 2019, 5 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.4 ppb (4) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 23.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 32.0 ppb (25) 0.4 ppb (4) 7.0 μg/m3 (6) 4.4 μg/m3 (18) 25.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 23.0 ppb (18) 0.5 ppb (6) 14.0 μg/m3 (13) 5.6 μg/m3 (23) 23.0
 
Jan. 19, 2019, 2 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 19.0 ppb (15) 0.6 ppb (7) 15.0 μg/m3 (14) 5.5 μg/m3 (23) 23.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 18.0 ppb (14) 0.5 ppb (6) 12.0 μg/m3 (11) 3.7 μg/m3 (15) 20.0
 
Jan. 19, 2019, midnight N/A N/A N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.5 ppb (6) 11.0 μg/m3 (10) 5.1 μg/m3 (21) 23.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.4 ppb (4) 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.4 ppb (4) 14.0 μg/m3 (13) 8.8 μg/m3 (37) 37.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) 0.4 ppb (4) 11.0 μg/m3 (10) 7.8 μg/m3 (32) 32.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) 0.4 ppb (4) 12.0 μg/m3 (11) 8.8 μg/m3 (37) 37.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.4 ppb (4) 14.0 μg/m3 (13) 10.1 μg/m3 (42) 42.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) 0.4 ppb (4) 23.0 μg/m3 (21) 13.8 μg/m3 (54) 54.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 13.0 ppb (10) 0.6 ppb (7) 66.0 μg/m3 (56) 28.5 μg/m3 (85) 85.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A 39.0 ppb (36) N/A N/A 2.0 ppb (2) 1.4 ppb (16) 65.0 μg/m3 (55) 23.5 μg/m3 (74) 74.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 1.0 ppb (1) 1.6 ppb (18) 58.0 μg/m3 (52) 19.0 μg/m3 (65) 65.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 1.0 ppb (1) 1.8 ppb (20) 52.0 μg/m3 (47) 18.3 μg/m3 (63) 63.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 1.0 ppb (1) 1.5 ppb (17) 32.0 μg/m3 (29) 12.8 μg/m3 (52) 52.0
 
Jan. 18, 2019, noon N/A N/A N/A 17.0 ppb (16) N/A N/A 1.0 ppb (1) 1.1 ppb (12) 22.0 μg/m3 (20) 13.6 μg/m3 (53) 53.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.8 ppb (9) 22.0 μg/m3 (20) 14.5 μg/m3 (55) 55.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 1.0 ppb (1) 0.7 ppb (8) 27.0 μg/m3 (25) 16.0 μg/m3 (59) 59.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 0.0 ppb (0) 1.1 ppb (12) 33.0 μg/m3 (30) 19.4 μg/m3 (66) 66.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 1.2 ppb (13) 39.0 μg/m3 (35) 20.3 μg/m3 (68) 68.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 1.0 ppb (1) 1.3 ppb (14) 39.0 μg/m3 (35) 17.7 μg/m3 (62) 62.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 1.4 ppb (16) 42.0 μg/m3 (38) 17.6 μg/m3 (62) 62.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A 29.0 ppb (27) N/A N/A 1.0 ppb (1) 1.3 ppb (14) 42.0 μg/m3 (38) 20.0 μg/m3 (67) 67.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 1.0 ppb (1) 1.3 ppb (14) 37.0 μg/m3 (34) 14.9 μg/m3 (56) 56.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) 1.1 ppb (12) 40.0 μg/m3 (36) 13.7 μg/m3 (54) 54.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A 34.0 ppb (31) N/A N/A 1.0 ppb (1) 1.0 ppb (11) 40.0 μg/m3 (36) 14.3 μg/m3 (55) 55.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A 35.0 ppb (32) N/A N/A 2.0 ppb (2) 0.9 ppb (10) 24.0 μg/m3 (22) 10.5 μg/m3 (44) 44.0
 
Jan. 18, 2019, midnight N/A N/A N/A 22.0 ppb (20) N/A N/A 18.0 ppb (14) 0.6 ppb (7) 17.0 μg/m3 (15) 6.1 μg/m3 (25) 25.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 28.0 ppb (22) 0.5 ppb (6) 17.0 μg/m3 (15) 7.2 μg/m3 (30) 30.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 28.0 ppb (22) 0.5 ppb (6) 16.0 μg/m3 (15) 5.5 μg/m3 (23) 23.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.5 ppb (6) 12.0 μg/m3 (11) 2.9 μg/m3 (12) 19.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 22.0 ppb (17) 0.5 ppb (6) 12.0 μg/m3 (11) 6.3 μg/m3 (26) 26.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.5 ppb (6) 10.0 μg/m3 (9) 5.1 μg/m3 (21) 21.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 20.0 ppb (15) 0.4 ppb (4) 11.0 μg/m3 (10) 5.6 μg/m3 (23) 23.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 13.0 ppb (10) 0.6 ppb (7) 16.0 μg/m3 (15) 7.8 μg/m3 (32) 32.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 7.0 ppb (5) 0.7 ppb (8) 21.0 μg/m3 (19) 11.3 μg/m3 (47) 47.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 2.0 ppb (2) 0.9 ppb (10) 32.0 μg/m3 (29) 12.9 μg/m3 (52) 52.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 1.3 ppb (14) 42.0 μg/m3 (38) 15.2 μg/m3 (57) 57.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 1.5 ppb (17) 44.0 μg/m3 (40) 22.4 μg/m3 (72) 72.0
 
Jan. 17, 2019, noon N/A N/A N/A 17.0 ppb (16) N/A N/A 1.0 ppb (1) 1.0 ppb (11) 20.0 μg/m3 (18) 10.3 μg/m3 (43) 43.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 1.0 ppb (1) 0.7 ppb (8) 15.0 μg/m3 (14) 8.8 μg/m3 (37) 37.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 1.0 ppb (1) 0.6 ppb (7) 14.0 μg/m3 (13) 10.9 μg/m3 (45) 45.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 1.0 ppb (1) 0.6 ppb (7) 14.0 μg/m3 (13) 10.3 μg/m3 (43) 43.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 19.0 μg/m3 (17) 13.1 μg/m3 (52) 52.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 1.0 ppb (11) 23.0 μg/m3 (21) 14.5 μg/m3 (55) 55.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) 0.4 ppb (4) 8.0 μg/m3 (7) 4.1 μg/m3 (17) 26.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) 0.4 ppb (4) 10.0 μg/m3 (9) 6.6 μg/m3 (28) 28.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) 0.4 ppb (4) 15.0 μg/m3 (14) 9.8 μg/m3 (41) 41.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 24.0 ppb (18) 0.4 ppb (4) 14.0 μg/m3 (13) 8.8 μg/m3 (37) 37.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) 0.4 ppb (4) 19.0 μg/m3 (17) 12.7 μg/m3 (51) 51.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 11.0 ppb (8) 0.6 ppb (7) N/A N/A 20.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 0.9 ppb (10) N/A N/A 10.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.1 ppb (12) 39.0 μg/m3 (35) 21.4 μg/m3 (70) 70.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A N/A 27.0 μg/m3 (25) 16.6 μg/m3 (60) 60.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 1.8 ppb (20) 21.0 μg/m3 (19) 13.7 μg/m3 (54) 54.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 1.4 ppb (16) 15.0 μg/m3 (14) 10.2 μg/m3 (42) 42.0
 
Jan. 16, 2019, noon N/A N/A N/A 17.0 ppb (16) N/A N/A 0.0 ppb (0) 1.0 ppb (11) 12.0 μg/m3 (11) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 1.0 ppb (11) 15.0 μg/m3 (14) 12.8 μg/m3 (52) 52.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 1.0 ppb (11) 15.0 μg/m3 (14) 12.7 μg/m3 (51) 51.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 0.9 ppb (10) 12.0 μg/m3 (11) 10.1 μg/m3 (42) 42.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 0.0 ppb (0) 0.9 ppb (10) 9.0 μg/m3 (8) 7.4 μg/m3 (31) 31.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.9 ppb (10) 10.0 μg/m3 (9) 8.2 μg/m3 (34) 34.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 0.9 ppb (10) 10.0 μg/m3 (9) 7.8 μg/m3 (32) 32.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 6.0 μg/m3 (5) 5.2 μg/m3 (22) 22.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 3.0 ppb (2) 0.6 ppb (7) 5.0 μg/m3 (5) 4.1 μg/m3 (17) 19.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 13.0 ppb (10) 0.5 ppb (6) 5.0 μg/m3 (5) 4.3 μg/m3 (18) 18.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 10.0 ppb (8) 0.6 ppb (7) 11.0 μg/m3 (10) 8.4 μg/m3 (35) 35.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 4.0 ppb (3) 0.7 ppb (8) 10.0 μg/m3 (9) 7.2 μg/m3 (30) 30.0
 
Jan. 16, 2019, midnight N/A N/A N/A 15.0 ppb (14) N/A N/A 11.0 ppb (8) 0.5 ppb (6) 13.0 μg/m3 (12) 6.9 μg/m3 (29) 29.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 7.0 ppb (5) 0.6 ppb (7) 17.0 μg/m3 (15) 4.9 μg/m3 (20) 20.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 9.0 ppb (7) 0.6 ppb (7) 10.0 μg/m3 (9) 0.9 μg/m3 (4) 18.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 19.0 ppb (15) 0.4 ppb (4) 10.0 μg/m3 (9) 3.3 μg/m3 (14) 15.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 21.0 ppb (16) 0.3 ppb (3) 11.0 μg/m3 (10) 3.2 μg/m3 (13) 16.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 17.0 ppb (13) 0.4 ppb (4) 13.0 μg/m3 (12) 4.4 μg/m3 (18) 18.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 14.0 ppb (11) 0.4 ppb (4) 14.0 μg/m3 (13) 4.6 μg/m3 (19) 19.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 10.0 ppb (8) 0.4 ppb (4) 17.0 μg/m3 (15) 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 5.0 ppb (4) 0.6 ppb (7) 17.0 μg/m3 (15) 6.6 μg/m3 (28) 28.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 2.0 ppb (2) 0.7 ppb (8) 15.0 μg/m3 (14) 5.3 μg/m3 (22) 22.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 0.0 ppb (0) 0.6 ppb (7) 15.0 μg/m3 (14) 6.8 μg/m3 (28) 28.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 12.0 μg/m3 (11) 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2019, noon N/A N/A N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 10.0 μg/m3 (9) 8.3 μg/m3 (35) 35.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 11.0 μg/m3 (10) 9.6 μg/m3 (40) 40.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.7 ppb (8) 8.0 μg/m3 (7) 7.2 μg/m3 (30) 30.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 4.0 ppb (3) 0.6 ppb (7) 10.0 μg/m3 (9) 9.2 μg/m3 (38) 38.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 4.0 ppb (3) 0.6 ppb (7) 12.0 μg/m3 (11) 9.2 μg/m3 (38) 38.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 16.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 0.0 ppb (0) 0.8 ppb (9) 21.0 μg/m3 (19) 11.6 μg/m3 (48) 48.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 0.8 ppb (9) 22.0 μg/m3 (20) 11.1 μg/m3 (46) 46.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 1.0 ppb (11) 33.0 μg/m3 (30) 16.9 μg/m3 (60) 60.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 1.0 ppb (1) 1.1 ppb (12) 24.0 μg/m3 (22) 6.8 μg/m3 (28) 28.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 0.9 ppb (10) 28.0 μg/m3 (25) 9.8 μg/m3 (41) 41.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A 29.0 ppb (27) N/A N/A 6.0 ppb (5) 0.8 ppb (9) 13.0 μg/m3 (12) 4.7 μg/m3 (20) 27.0
 
Jan. 15, 2019, midnight N/A N/A N/A 14.0 ppb (13) N/A N/A 22.0 ppb (17) 0.5 ppb (6) 6.0 μg/m3 (5) 1.7 μg/m3 (7) 17.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) 0.4 ppb (4) 3.0 μg/m3 (3) 0.4 μg/m3 (2) 22.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) 0.4 ppb (4) 5.0 μg/m3 (5) 1.3 μg/m3 (5) 25.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.4 ppb (4) 7.0 μg/m3 (6) 2.5 μg/m3 (10) 27.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) 0.4 ppb (4) 6.0 μg/m3 (5) 2.0 μg/m3 (8) 25.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.4 ppb (4) 5.0 μg/m3 (5) 2.1 μg/m3 (9) 22.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) 0.4 ppb (4) 10.0 μg/m3 (9) 5.6 μg/m3 (23) 23.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.5 ppb (6) 18.0 μg/m3 (16) 10.1 μg/m3 (42) 42.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 5.0 ppb (4) 0.9 ppb (10) 43.0 μg/m3 (39) 21.1 μg/m3 (69) 69.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) 1.8 ppb (20) 63.0 μg/m3 (54) 25.9 μg/m3 (80) 80.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 1.0 ppb (1) 1.8 ppb (20) 41.0 μg/m3 (37) 14.0 μg/m3 (54) 54.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 1.0 ppb (1) 1.4 ppb (16) 18.0 μg/m3 (16) 8.3 μg/m3 (35) 35.0
 
Jan. 14, 2019, noon N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.8 ppb (9) 14.0 μg/m3 (13) 8.4 μg/m3 (35) 35.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 19.0 μg/m3 (17) 15.2 μg/m3 (57) 57.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 1.0 ppb (1) 0.9 ppb (10) 25.0 μg/m3 (23) 21.7 μg/m3 (71) 71.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 1.0 ppb (1) 1.1 ppb (12) 32.0 μg/m3 (29) 27.5 μg/m3 (83) 83.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 1.3 ppb (14) 42.0 μg/m3 (38) 34.3 μg/m3 (97) 97.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 1.0 ppb (1) 1.5 ppb (17) 44.0 μg/m3 (40) 33.2 μg/m3 (95) 95.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 1.3 ppb (14) 44.0 μg/m3 (40) 31.3 μg/m3 (91) 91.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 1.0 ppb (1) 1.4 ppb (16) 43.0 μg/m3 (39) 26.6 μg/m3 (81) 81.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 1.4 ppb (16) 41.0 μg/m3 (37) 21.1 μg/m3 (69) 69.0