AQSQID: 040230004

Site Name: Nogales Post Office

Location: Nogales, AZ

Reporting: True, Located: True

Current AQI: 71.0

Nogales AZ, US: 31.337204, -110.936722

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 22.0 μg/m3 (71) 71.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 22.0 μg/m3 (71) 71.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 27.0 μg/m3 (82) 82.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 6.0 μg/m3 (25) 26.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 83.0 μg/m3 (64) 27.0 μg/m3 (82) 82.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 202.0 μg/m3 (124) 58.0 μg/m3 (151) 151.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 111.0 μg/m3 (78) 34.0 μg/m3 (97) 97.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (54) 24.0 μg/m3 (76) 76.0
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 23.0 μg/m3 (73) 73.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 14.0 μg/m3 (54) 54.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 20.0 μg/m3 (67) 67.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 22.0 μg/m3 (71) 71.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 29.0 μg/m3 (86) 86.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 34.0 μg/m3 (97) 97.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (68) 39.0 μg/m3 (109) 109.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (64) 38.0 μg/m3 (106) 106.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 73.0 μg/m3 (59) 27.0 μg/m3 (82) 82.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (57) 25.0 μg/m3 (78) 78.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 78.0 μg/m3 (62) 23.0 μg/m3 (73) 73.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 13.0 μg/m3 (52) 52.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 4.0 μg/m3 (17) 28.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -2.0 μg/m3 (0) 13.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) -2.0 μg/m3 (0) 5.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -2.0 μg/m3 (0) 6.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (61) 61.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 24.0 μg/m3 (76) 76.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.0 μg/m3 (56) 32.0 μg/m3 (93) 93.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 21.0 μg/m3 (69) 69.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 15.0 μg/m3 (56) 56.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 24.0 μg/m3 (76) 76.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 22.0 μg/m3 (71) 71.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 24.0 μg/m3 (76) 76.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (65) 47.0 μg/m3 (129) 129.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 28.0 μg/m3 (84) 84.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 28.0 μg/m3 (84) 84.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 79.0 μg/m3 (62) 46.0 μg/m3 (126) 126.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 15.0 μg/m3 (56) 56.0
 
Jan. 14, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Jan. 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 12.0 μg/m3 (50) 50.0
 
Jan. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Jan. 13, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
Jan. 13, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 22.0 μg/m3 (71) 71.0
 
Jan. 13, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 22.0 μg/m3 (71) 71.0
 
Jan. 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 19.0 μg/m3 (65) 65.0
 
Jan. 13, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 25.0 μg/m3 (78) 78.0
 
Jan. 13, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 18.0 μg/m3 (63) 63.0
 
Jan. 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 13.0 μg/m3 (52) 52.0
 
Jan. 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Jan. 13, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 18.0
 
Jan. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
Jan. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
Jan. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
Jan. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Jan. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Jan. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 19.0 μg/m3 (65) 65.0
 
Jan. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 43.0 μg/m3 (119) 119.0
 
Jan. 12, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 51.0 μg/m3 (139) 139.0
 
Jan. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 38.0 μg/m3 (106) 106.0
 
Jan. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 39.0 μg/m3 (109) 109.0
 
Jan. 12, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 34.0 μg/m3 (97) 97.0
 
Jan. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 36.0 μg/m3 (101) 101.0
 
Jan. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (57) 43.0 μg/m3 (119) 119.0
 
Jan. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 34.0 μg/m3 (97) 97.0
 
Jan. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (62) 48.0 μg/m3 (131) 131.0
 
Jan. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.0 μg/m3 (66) 55.0 μg/m3 (149) 149.0
 
Jan. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 125.0 μg/m3 (85) 67.0 μg/m3 (156) 156.0
 
Jan. 12, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (92) 60.0 μg/m3 (152) 152.0
 
Jan. 12, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 99.0 μg/m3 (72) 40.0 μg/m3 (111) 111.0
 
Jan. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (60) 25.0 μg/m3 (78) 78.0
 
Jan. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 13.0 μg/m3 (52) 52.0
 
Jan. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
Jan. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.0 μg/m3 (4) 4.0
 
Jan. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Jan. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Jan. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
Jan. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Jan. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Jan. 11, 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) 5.0 μg/m3 (21) 21.0
 
Jan. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Jan. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 0.0 μg/m3 (0) 2.0
 
Jan. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 16.0 μg/m3 (59) 59.0
 
Jan. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 15.0 μg/m3 (56) 56.0
 
Jan. 11, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 18.0 μg/m3 (63) 63.0
 
Jan. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 16.0 μg/m3 (59) 59.0
 
Jan. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 21.0 μg/m3 (69) 69.0
 
Jan. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 25.0 μg/m3 (78) 78.0
 
Jan. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 30.0 μg/m3 (88) 88.0
 
Jan. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 33.0 μg/m3 (95) 95.0
 
Jan. 11, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.0 μg/m3 (50) 33.0 μg/m3 (95) 95.0
 
Jan. 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 37.0 μg/m3 (104) 104.0
 
Jan. 11, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 38.0 μg/m3 (106) 106.0
 
Jan. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 15.0 μg/m3 (56) 56.0
 
Jan. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Jan. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 11, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Jan. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 8.0 μg/m3 (33) 33.0
 
Jan. 10, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 10, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 10, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 9.0 μg/m3 (38) 38.0
 
Jan. 10, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 10.0 μg/m3 (42) 42.0
 
Jan. 10, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 17.0
 
Jan. 10, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Jan. 10, 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) 7.0 μg/m3 (29) 29.0
 
Jan. 10, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 17.0 μg/m3 (61) 61.0
 
Jan. 10, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 22.0 μg/m3 (71) 71.0
 
Jan. 10, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 26.0 μg/m3 (80) 80.0
 
Jan. 10, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 22.0 μg/m3 (71) 71.0
 
Jan. 10, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 21.0 μg/m3 (69) 69.0
 
Jan. 10, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 15.0 μg/m3 (56) 56.0
 
Jan. 10, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (53) 29.0 μg/m3 (86) 86.0
 
Jan. 10, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (54) 26.0 μg/m3 (80) 80.0
 
Jan. 10, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 20.0 μg/m3 (67) 67.0
 
Jan. 10, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 78.0 μg/m3 (62) 28.0 μg/m3 (84) 84.0
 
Jan. 10, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 96.0 μg/m3 (70) 32.0 μg/m3 (93) 93.0
 
Jan. 10, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 106.0 μg/m3 (76) 27.0 μg/m3 (82) 82.0
 
Jan. 10, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 7.0 μg/m3 (29) 43.0
 
Jan. 10, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
Jan. 10, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
Jan. 10, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 2.0 μg/m3 (8) 16.0
 
Jan. 9, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.0 μg/m3 (0) 12.0
 
Jan. 9, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -1.0 μg/m3 (0) 3.0
 
Jan. 9, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Jan. 9, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Jan. 9, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
Jan. 9, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Jan. 9, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Jan. 9, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 16.0 μg/m3 (59) 59.0
 
Jan. 9, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 9, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 24.0 μg/m3 (76) 76.0
 
Jan. 9, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 23.0 μg/m3 (73) 73.0
 
Jan. 9, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 14.0 μg/m3 (54) 54.0
 
Jan. 9, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 17.0 μg/m3 (61) 61.0
 
Jan. 9, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 17.0 μg/m3 (61) 61.0