AQSQID: 040278011

Site Name: Yuma Supersite

Location: Yuma, AZ

Reporting: True, Located: True

Current AQI: 33.0

Yuma AZ, US: 32.690277, -114.614441

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 21, 2019, noon N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 33.0
 
May 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 9.0 μg/m3 (8) 6.0 μg/m3 (25) 35.0
 
May 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 11.0 μg/m3 (10) 6.0 μg/m3 (25) 34.0
 
May 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 12.0 μg/m3 (11) 8.0 μg/m3 (33) 35.0
 
May 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 32.0
 
May 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 35.0
 
May 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 36.0
 
May 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
May 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 38.0
 
May 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 29.0 μg/m3 (26) 7.0 μg/m3 (29) 40.0
 
May 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 28.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
May 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A 33.0 μg/m3 (30) 6.0 μg/m3 (25) 42.0
 
May 21, 2019, midnight N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 44.0 μg/m3 (40) 7.0 μg/m3 (29) 42.0
 
May 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 83.0 μg/m3 (64) 8.0 μg/m3 (33) 64.0
 
May 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 72.0 μg/m3 (58) 6.0 μg/m3 (25) 58.0
 
May 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 34.0 μg/m3 (31) 3.0 μg/m3 (12) 41.0
 
May 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 40.0
 
May 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 53.0 μg/m3 (48) 6.0 μg/m3 (25) 48.0
 
May 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 31.0 μg/m3 (28) 6.0 μg/m3 (25) 39.0
 
May 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 39.0
 
May 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 38.0
 
May 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 31.0 μg/m3 (28) 5.0 μg/m3 (21) 36.0
 
May 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 23.0 μg/m3 (21) 7.0 μg/m3 (29) 37.0
 
May 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 38.0 μg/m3 (35) 6.0 μg/m3 (25) 37.0
 
May 20, 2019, noon N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 37.0
 
May 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 35.0
 
May 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 34.0
 
May 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 38.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
May 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 35.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
May 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 74.0 μg/m3 (60) 21.0 μg/m3 (69) 69.0
 
May 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 134.0 μg/m3 (90) 22.0 μg/m3 (71) 90.0
 
May 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 80.0 μg/m3 (62) 13.0 μg/m3 (52) 62.0
 
May 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 44.0 μg/m3 (40) 14.0 μg/m3 (54) 54.0
 
May 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 56.0 μg/m3 (50) 8.0 μg/m3 (33) 50.0
 
May 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 178.0 μg/m3 (112) 25.0 μg/m3 (78) 112.0
 
May 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 185.0 μg/m3 (115) 24.0 μg/m3 (76) 115.0
 
May 20, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 139.0 μg/m3 (92) 22.0 μg/m3 (71) 92.0
 
May 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 205.0 μg/m3 (125) 20.0 μg/m3 (67) 125.0
 
May 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 57.0 μg/m3 (51) 5.0 μg/m3 (21) 51.0
 
May 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 56.0 μg/m3 (50) 6.0 μg/m3 (25) 50.0
 
May 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 25.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
May 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 38.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
May 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 46.0 μg/m3 (42) 5.0 μg/m3 (21) 42.0
 
May 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 31.0 μg/m3 (28) 6.0 μg/m3 (25) 37.0
 
May 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 29.0 μg/m3 (26) 8.0 μg/m3 (33) 35.0
 
May 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 42.0 μg/m3 (38) 10.0 μg/m3 (42) 42.0
 
May 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 91.0 μg/m3 (68) 10.0 μg/m3 (42) 68.0
 
May 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 41.0 μg/m3 (37) 11.0 μg/m3 (46) 46.0
 
May 19, 2019, noon N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 35.0
 
May 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 20.0 μg/m3 (18) 7.0 μg/m3 (29) 35.0
 
May 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 30.0 μg/m3 (27) 7.0 μg/m3 (29) 38.0
 
May 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 31.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
May 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 19.0 μg/m3 (17) 7.0 μg/m3 (29) 40.0
 
May 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 22.0 μg/m3 (20) 14.0 μg/m3 (54) 54.0
 
May 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 31.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
May 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 39.0 μg/m3 (35) 6.0 μg/m3 (25) 37.0
 
May 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A 23.0 μg/m3 (21) 7.0 μg/m3 (29) 44.0
 
May 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
May 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A N/A 48.0
 
May 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 46.0
 
May 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 45.0
 
May 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 44.0
 
May 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A 111.0 μg/m3 (78) 9.0 μg/m3 (38) 78.0
 
May 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 23.0 μg/m3 (21) 9.0 μg/m3 (38) 40.0
 
May 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 34.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
May 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 51.0 μg/m3 (46) 10.0 μg/m3 (42) 46.0
 
May 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 36.0 μg/m3 (33) 9.0 μg/m3 (38) 38.0
 
May 18, 2019, noon N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
May 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
May 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
May 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
May 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 35.0
 
May 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 16.0 μg/m3 (15) 7.0 μg/m3 (29) 35.0
 
May 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 31.0 μg/m3 (28) 8.0 μg/m3 (33) 34.0
 
May 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 31.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
May 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 38.0 μg/m3 (35) 14.0 μg/m3 (54) 54.0
 
May 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 40.0 μg/m3 (36) 10.0 μg/m3 (42) 42.0
 
May 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A 48.0 μg/m3 (44) 9.0 μg/m3 (38) 44.0
 
May 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A 56.0 μg/m3 (50) 5.0 μg/m3 (21) 50.0
 
May 18, 2019, midnight N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A 27.0 μg/m3 (25) 5.0 μg/m3 (21) 46.0
 
May 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A 23.0 μg/m3 (21) 5.0 μg/m3 (21) 46.0
 
May 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A 28.0 μg/m3 (25) 4.0 μg/m3 (17) 45.0
 
May 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 43.0
 
May 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 23.0 μg/m3 (21) 3.0 μg/m3 (12) 42.0
 
May 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 33.0 μg/m3 (30) 6.0 μg/m3 (25) 39.0
 
May 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 38.0
 
May 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 24.0 μg/m3 (22) 4.0 μg/m3 (17) 38.0
 
May 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 36.0 μg/m3 (33) 7.0 μg/m3 (29) 35.0
 
May 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 31.0 μg/m3 (28) 6.0 μg/m3 (25) 32.0
 
May 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 33.0
 
May 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
May 17, 2019, noon N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 41.0 μg/m3 (37) 8.0 μg/m3 (33) 37.0
 
May 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 73.0 μg/m3 (59) 12.0 μg/m3 (50) 59.0
 
May 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 67.0 μg/m3 (56) 4.0 μg/m3 (17) 56.0
 
May 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 30.0 μg/m3 (27) 5.0 μg/m3 (21) 36.0
 
May 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 31.0 μg/m3 (28) 8.0 μg/m3 (33) 36.0
 
May 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 57.0 μg/m3 (51) 16.0 μg/m3 (59) 59.0
 
May 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 83.0 μg/m3 (64) 20.0 μg/m3 (67) 67.0
 
May 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 134.0 μg/m3 (90) 32.0 μg/m3 (93) 93.0
 
May 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 296.0 μg/m3 (170) 47.0 μg/m3 (129) 170.0
 
May 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 372.0 μg/m3 (224) 61.0 μg/m3 (153) 224.0
 
May 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 450.0 μg/m3 (331) 67.0 μg/m3 (156) 331.0
 
May 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 348.0 μg/m3 (196) 43.0 μg/m3 (119) 196.0
 
May 17, 2019, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 255.0 μg/m3 (150) 26.0 μg/m3 (80) 150.0
 
May 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 312.0 μg/m3 (178) 31.0 μg/m3 (90) 178.0
 
May 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 163.0 μg/m3 (104) 20.0 μg/m3 (67) 104.0
 
May 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 191.0 μg/m3 (118) 20.0 μg/m3 (67) 118.0
 
May 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 167.0 μg/m3 (106) 9.0 μg/m3 (38) 106.0
 
May 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 92.0 μg/m3 (68) 9.0 μg/m3 (38) 68.0
 
May 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 141.0 μg/m3 (93) 13.0 μg/m3 (52) 93.0
 
May 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 116.0 μg/m3 (80) 12.0 μg/m3 (50) 80.0
 
May 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 124.0 μg/m3 (84) 13.0 μg/m3 (52) 84.0
 
May 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 122.0 μg/m3 (84) 8.0 μg/m3 (33) 84.0
 
May 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 55.0 μg/m3 (50) 4.0 μg/m3 (17) 50.0
 
May 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 30.0
 
May 16, 2019, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 29.0 μg/m3 (26) 6.0 μg/m3 (25) 31.0
 
May 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 25.0 μg/m3 (23) 7.0 μg/m3 (29) 33.0
 
May 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 53.0 μg/m3 (48) 6.0 μg/m3 (25) 48.0
 
May 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 39.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
May 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 34.0 μg/m3 (31) 8.0 μg/m3 (33) 37.0
 
May 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 28.0 μg/m3 (25) 7.0 μg/m3 (29) 37.0
 
May 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 66.0 μg/m3 (56) 8.0 μg/m3 (33) 56.0
 
May 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 34.0 μg/m3 (31) 8.0 μg/m3 (33) 35.0
 
May 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 77.0 μg/m3 (61) 15.0 μg/m3 (56) 61.0
 
May 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 86.0 μg/m3 (66) 19.0 μg/m3 (65) 66.0
 
May 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 33.0 μg/m3 (30) 5.0 μg/m3 (21) 35.0
 
May 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 59.0 μg/m3 (52) 6.0 μg/m3 (25) 52.0
 
May 16, 2019, midnight N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 42.0
 
May 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 40.0
 
May 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 39.0
 
May 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 25.0 μg/m3 (23) 4.0 μg/m3 (17) 39.0
 
May 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 42.0
 
May 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 45.0
 
May 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A 23.0 μg/m3 (21) 6.0 μg/m3 (25) 46.0
 
May 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 63.0 μg/m3 (54) 5.0 μg/m3 (21) 54.0
 
May 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 29.0 μg/m3 (26) 7.0 μg/m3 (29) 35.0
 
May 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 27.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
May 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 40.0 μg/m3 (36) 11.0 μg/m3 (46) 46.0
 
May 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
May 15, 2019, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 26.0
 
May 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 25.0
 
May 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 28.0
 
May 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 30.0
 
May 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 26.0
 
May 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 41.0 μg/m3 (37) 10.0 μg/m3 (42) 42.0
 
May 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 55.0 μg/m3 (50) 11.0 μg/m3 (46) 50.0
 
May 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 30.0 μg/m3 (27) 9.0 μg/m3 (38) 38.0
 
May 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 28.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
May 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 38.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
May 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 25.0 μg/m3 (23) 10.0 μg/m3 (42) 42.0
 
May 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 41.0
 
May 15, 2019, midnight N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 43.0
 
May 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A 29.0 μg/m3 (26) 8.0 μg/m3 (33) 48.0
 
May 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A 63.0 μg/m3 (54) 7.0 μg/m3 (29) 54.0
 
May 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 46.0
 
May 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 48.0
 
May 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 47.0
 
May 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 45.0
 
May 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 24.0 μg/m3 (22) 5.0 μg/m3 (21) 41.0
 
May 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 20.0 μg/m3 (18) 3.0 μg/m3 (12) 33.0
 
May 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 27.0
 
May 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 35.0 μg/m3 (32) 5.0 μg/m3 (21) 32.0
 
May 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 45.0 μg/m3 (41) 8.0 μg/m3 (33) 41.0
 
May 14, 2019, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 58.0 μg/m3 (52) 8.0 μg/m3 (33) 52.0
 
May 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 12.0 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
May 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 22.0
 
May 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 21.0