AQSQID: 481410055

Site Name: Ascarate Park Southeast C37

Location: El Paso City Limits (N R E Thomason Loop), TX

Reporting: True, Located: True

Current AQI: 68.0

El Paso City Limits (N R E Thomason Loop) TX, US: 31.7467, -106.402802

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 22, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 20.5 μg/m3 (68) 68.0
 
May 22, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 24.4 μg/m3 (76) 76.0
 
May 22, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 28.3 μg/m3 (85) 85.0
 
May 22, 2019, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 27.7 μg/m3 (83) 83.0
 
May 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 21.8 μg/m3 (71) 71.0
 
May 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 17.5 μg/m3 (62) 62.0
 
May 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 26.3 μg/m3 (80) 80.0
 
May 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 11.3 μg/m3 (47) 47.0
 
May 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 10.4 μg/m3 (43) 43.0
 
May 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 9.1 μg/m3 (38) 45.0
 
May 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 11.4 μg/m3 (48) 48.0
 
May 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 17.7 μg/m3 (62) 62.0
 
May 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 23.1 μg/m3 (74) 74.0
 
May 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 80.9 μg/m3 (163) 163.0
 
May 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 103.9 μg/m3 (175) 175.0
 
May 22, 2019, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 66.3 μg/m3 (156) 156.0
 
May 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 50.9 μg/m3 (138) 138.0
 
May 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 40.3 μg/m3 (112) 112.0
 
May 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 35.6 μg/m3 (100) 100.0
 
May 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 26.8 μg/m3 (81) 81.0
 
May 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 10.3 μg/m3 (43) 43.0
 
May 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 8.5 μg/m3 (35) 38.0
 
May 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 7.7 μg/m3 (32) 38.0
 
May 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 7.5 μg/m3 (31) 38.0
 
May 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 10.9 μg/m3 (45) 45.0
 
May 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 13.2 μg/m3 (53) 53.0
 
May 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 14.5 μg/m3 (55) 55.0
 
May 21, 2019, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 12.3 μg/m3 (51) 51.0
 
May 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 6.2 μg/m3 (26) 35.0
 
May 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 5.1 μg/m3 (21) 36.0
 
May 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 6.8 μg/m3 (28) 37.0
 
May 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 4.3 μg/m3 (18) 36.0
 
May 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 4.3 μg/m3 (18) 38.0
 
May 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
May 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 11.4 μg/m3 (48) 48.0
 
May 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 11.9 μg/m3 (50) 50.0
 
May 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 31.0 μg/m3 (90) 90.0
 
May 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 39.7 μg/m3 (110) 110.0
 
May 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A N/A 37.0
 
May 21, 2019, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 378.7 μg/m3 (419) 419.0
 
May 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
May 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
May 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 45.4 μg/m3 (125) 125.0
 
May 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 23.1 μg/m3 (74) 74.0
 
May 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 15.0 μg/m3 (56) 56.0
 
May 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 12.8 μg/m3 (52) 52.0
 
May 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 17.8 μg/m3 (62) 62.0
 
May 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 11.7 μg/m3 (49) 49.0
 
May 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 11.6 μg/m3 (48) 48.0
 
May 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 14.1 μg/m3 (54) 54.0
 
May 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 19.5 μg/m3 (66) 66.0
 
May 20, 2019, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 15.5 μg/m3 (57) 57.0
 
May 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 13.7 μg/m3 (54) 54.0
 
May 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 7.5 μg/m3 (31) 42.0
 
May 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 9.0 μg/m3 (38) 42.0
 
May 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 8.3 μg/m3 (35) 38.0
 
May 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 9.8 μg/m3 (41) 41.0
 
May 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 9.3 μg/m3 (39) 39.0
 
May 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 11.7 μg/m3 (49) 49.0
 
May 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 16.4 μg/m3 (59) 59.0
 
May 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 15.1 μg/m3 (57) 57.0
 
May 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 15.8 μg/m3 (58) 58.0
 
May 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 14.7 μg/m3 (56) 56.0
 
May 20, 2019, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 10.2 μg/m3 (42) 42.0
 
May 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 7.8 μg/m3 (32) 42.0
 
May 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 8.2 μg/m3 (34) 43.0
 
May 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 7.2 μg/m3 (30) 47.0
 
May 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 7.5 μg/m3 (31) 48.0
 
May 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 6.9 μg/m3 (29) 46.0
 
May 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 9.9 μg/m3 (41) 45.0
 
May 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A N/A 16.4 μg/m3 (59) 59.0
 
May 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 15.9 μg/m3 (58) 58.0
 
May 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 19.7 μg/m3 (66) 66.0
 
May 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 20.5 μg/m3 (68) 68.0
 
May 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 20.0 μg/m3 (67) 67.0
 
May 19, 2019, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 19.6 μg/m3 (66) 66.0
 
May 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 20.0 μg/m3 (67) 67.0
 
May 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 12.2 μg/m3 (50) 50.0
 
May 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 8.5 μg/m3 (35) 35.0
 
May 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 12.4 μg/m3 (51) 51.0
 
May 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 11.4 μg/m3 (48) 48.0
 
May 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 14.7 μg/m3 (56) 56.0
 
May 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 15.8 μg/m3 (58) 58.0
 
May 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
May 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 10.7 μg/m3 (45) 45.0
 
May 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 10.6 μg/m3 (44) 44.0
 
May 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 12.1 μg/m3 (50) 50.0
 
May 19, 2019, midnight N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 9.8 μg/m3 (41) 46.0
 
May 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 9.2 μg/m3 (38) 47.0
 
May 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 13.4 μg/m3 (53) 53.0
 
May 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 11.6 μg/m3 (48) 48.0
 
May 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 13.7 μg/m3 (54) 54.0
 
May 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 13.0 μg/m3 (52) 52.0
 
May 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 12.7 μg/m3 (51) 51.0
 
May 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 12.2 μg/m3 (50) 50.0
 
May 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 14.2 μg/m3 (55) 55.0
 
May 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 10.7 μg/m3 (45) 45.0
 
May 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 14.9 μg/m3 (56) 56.0
 
May 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 19.4 μg/m3 (66) 66.0
 
May 18, 2019, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 18.4 μg/m3 (64) 64.0
 
May 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 13.2 μg/m3 (53) 53.0
 
May 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 11.5 μg/m3 (48) 48.0
 
May 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 12.8 μg/m3 (52) 52.0
 
May 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 13.6 μg/m3 (53) 53.0
 
May 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 11.7 μg/m3 (49) 49.0
 
May 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 12.6 μg/m3 (51) 51.0
 
May 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 11.5 μg/m3 (48) 48.0
 
May 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 14.9 μg/m3 (56) 56.0
 
May 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 28.2 μg/m3 (84) 84.0
 
May 18, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 34.7 μg/m3 (98) 98.0
 
May 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 45.1 μg/m3 (124) 124.0
 
May 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 41.3 μg/m3 (114) 114.0
 
May 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 46.7 μg/m3 (128) 128.0
 
May 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 60.1 μg/m3 (152) 152.0
 
May 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 59.9 μg/m3 (152) 152.0
 
May 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 49.2 μg/m3 (134) 134.0
 
May 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 62.7 μg/m3 (154) 154.0
 
May 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 19.2 μg/m3 (65) 65.0
 
May 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 21.2 μg/m3 (70) 70.0
 
May 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 24.8 μg/m3 (77) 77.0
 
May 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 14.9 μg/m3 (56) 56.0
 
May 17, 2019, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 14.9 μg/m3 (56) 56.0
 
May 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 9.9 μg/m3 (41) 41.0
 
May 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 13.1 μg/m3 (52) 52.0
 
May 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 9.3 μg/m3 (39) 39.0
 
May 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 13.6 μg/m3 (53) 53.0
 
May 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 12.8 μg/m3 (52) 52.0
 
May 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 12.1 μg/m3 (50) 50.0
 
May 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 17.8 μg/m3 (62) 62.0
 
May 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 29.0 μg/m3 (86) 86.0
 
May 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 43.1 μg/m3 (119) 119.0
 
May 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 15.3 μg/m3 (57) 57.0
 
May 17, 2019, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 8.7 μg/m3 (36) 36.0
 
May 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 9.2 μg/m3 (38) 38.0
 
May 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 7.5 μg/m3 (31) 37.0
 
May 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 7.5 μg/m3 (31) 39.0
 
May 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 5.8 μg/m3 (24) 38.0
 
May 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 5.1 μg/m3 (21) 38.0
 
May 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
May 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 14.2 μg/m3 (55) 55.0
 
May 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 15.9 μg/m3 (58) 58.0
 
May 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 18.9 μg/m3 (65) 65.0
 
May 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 28.6 μg/m3 (85) 85.0
 
May 16, 2019, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 11.9 μg/m3 (50) 50.0
 
May 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 10.4 μg/m3 (43) 43.0
 
May 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 7.6 μg/m3 (32) 32.0
 
May 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 8.1 μg/m3 (34) 34.0
 
May 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 13.9 μg/m3 (54) 54.0
 
May 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 8.5 μg/m3 (35) 35.0
 
May 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 9.6 μg/m3 (40) 40.0
 
May 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 13.1 μg/m3 (52) 52.0
 
May 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 15.4 μg/m3 (57) 57.0
 
May 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 16.5 μg/m3 (60) 60.0
 
May 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 10.4 μg/m3 (43) 43.0
 
May 16, 2019, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 16.1 μg/m3 (59) 59.0
 
May 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 6.3 μg/m3 (26) 46.0
 
May 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 4.9 μg/m3 (20) 47.0
 
May 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 5.1 μg/m3 (21) 46.0
 
May 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 5.1 μg/m3 (21) 48.0
 
May 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A 5.5 μg/m3 (23) 50.0
 
May 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 3.9 μg/m3 (16) 48.0
 
May 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 6.4 μg/m3 (27) 46.0
 
May 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 9.6 μg/m3 (40) 42.0