AQSQID: 060711004

Site Name: Upland

Location: Upland, CA

Reporting: True, Located: True

Current AQI: 29.0

Upland CA, US: 34.0986, -117.6733

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 18, 2019, 1 a.m. 21.5 ppb (20) 2.0 ppb (2) N/A 19.0 ppb (18) N/A N/A 29.0 ppb (22) 0.59 ppb (7) 32.0 μg/m3 (29) -2.4 μg/m3 (0) 29.0
 
Nov. 18, 2019, midnight 23.0 ppb (21) 3.4 ppb (3) N/A 20.0 ppb (19) N/A N/A 29.0 ppb (22) 0.56 ppb (6) 27.0 μg/m3 (25) -1.9 μg/m3 (0) 25.0
 
Nov. 17, 2019, 11 p.m. 4.8 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) 0.27 ppb (3) 15.0 μg/m3 (14) -2.6 μg/m3 (0) 38.0
 
Nov. 17, 2019, 10 p.m. 4.6 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) 0.27 ppb (3) 16.0 μg/m3 (15) -3.1 μg/m3 (0) 38.0
 
Nov. 17, 2019, 9 p.m. 5.7 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 57.0 ppb (44) 0.27 ppb (3) 26.0 μg/m3 (24) 0.0 μg/m3 (0) 44.0
 
Nov. 17, 2019, 8 p.m. 4.0 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (41) 0.3 ppb (3) 14.0 μg/m3 (13) 3.2 μg/m3 (13) 41.0
 
Nov. 17, 2019, 7 p.m. 3.8 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) 0.26 ppb (3) 27.0 μg/m3 (25) 6.8 μg/m3 (28) 38.0
 
Nov. 17, 2019, 6 p.m. 3.6 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.26 ppb (3) 16.0 μg/m3 (15) 4.4 μg/m3 (18) 35.0
 
Nov. 17, 2019, 5 p.m. 5.3 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) 0.27 ppb (3) 14.0 μg/m3 (13) -0.2 μg/m3 (0) 32.0
 
Nov. 17, 2019, 4 p.m. 6.0 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.29 ppb (3) 12.0 μg/m3 (11) 3.0 μg/m3 (12) 29.0
 
Nov. 17, 2019, 3 p.m. 3.2 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) 0.24 ppb (3) 24.0 μg/m3 (22) 4.9 μg/m3 (20) 32.0
 
Nov. 17, 2019, 2 p.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) 0.21 ppb (2) 40.0 μg/m3 (36) -0.5 μg/m3 (0) 36.0
 
Nov. 17, 2019, 1 p.m. 0.8 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) 0.21 ppb (2) 89.0 μg/m3 (67) -2.5 μg/m3 (0) 67.0
 
Nov. 17, 2019, noon 1.6 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.22 ppb (2) 66.0 μg/m3 (56) -0.8 μg/m3 (0) 56.0
 
Nov. 17, 2019, 11 a.m. 5.6 ppb (5) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) 0.29 ppb (3) 13.0 μg/m3 (12) 1.4 μg/m3 (6) 27.0
 
Nov. 17, 2019, 10 a.m. 6.6 ppb (6) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 35.0 ppb (27) 0.33 ppb (4) 17.0 μg/m3 (15) 4.6 μg/m3 (19) 27.0
 
Nov. 17, 2019, 9 a.m. 9.8 ppb (9) 0.1 ppb (0) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.36 ppb (4) 11.0 μg/m3 (10) 7.3 μg/m3 (30) 30.0
 
Nov. 17, 2019, 8 a.m. 14.3 ppb (13) 0.8 ppb (1) N/A 14.0 ppb (13) N/A N/A 25.0 ppb (19) 0.4 ppb (4) 16.0 μg/m3 (15) 5.8 μg/m3 (24) 24.0
 
Nov. 17, 2019, 7 a.m. 14.4 ppb (13) 0.5 ppb (0) N/A 14.0 ppb (13) N/A N/A 26.0 ppb (20) 0.42 ppb (5) 18.0 μg/m3 (16) 5.8 μg/m3 (24) 24.0
 
Nov. 17, 2019, 6 a.m. 21.2 ppb (20) 2.7 ppb (3) N/A 18.0 ppb (17) N/A N/A 23.0 ppb (18) 0.45 ppb (5) 21.0 μg/m3 (19) 8.3 μg/m3 (35) 35.0
 
Nov. 17, 2019, 5 a.m. 20.2 ppb (19) 1.1 ppb (1) N/A 19.0 ppb (18) N/A N/A 23.0 ppb (18) 0.52 ppb (6) 18.0 μg/m3 (16) 8.5 μg/m3 (35) 35.0
 
Nov. 17, 2019, 4 a.m. 27.5 ppb (25) 1.9 ppb (2) N/A 26.0 ppb (24) N/A N/A 16.0 ppb (12) 0.63 ppb (7) 27.0 μg/m3 (25) 9.5 μg/m3 (40) 40.0
 
Nov. 17, 2019, 3 a.m. 35.9 ppb (33) 3.2 ppb (3) N/A 33.0 ppb (31) N/A N/A 15.0 ppb (12) 0.73 ppb (8) 39.0 μg/m3 (35) 12.2 μg/m3 (50) 50.0
 
Nov. 17, 2019, 2 a.m. 37.6 ppb (35) 2.9 ppb (3) N/A 35.0 ppb (32) N/A N/A 17.0 ppb (13) 0.87 ppb (10) 43.0 μg/m3 (39) 12.4 μg/m3 (51) 51.0
 
Nov. 17, 2019, 1 a.m. 43.8 ppb (41) 2.8 ppb (3) N/A 41.0 ppb (38) N/A N/A 18.0 ppb (14) 1.32 ppb (15) 41.0 μg/m3 (37) 8.1 μg/m3 (34) 41.0
 
Nov. 17, 2019, midnight 20.0 ppb (19) 0.6 ppb (1) N/A 19.0 ppb (18) N/A N/A 52.0 ppb (40) 0.54 ppb (6) 34.0 μg/m3 (31) 5.9 μg/m3 (25) 40.0
 
Nov. 16, 2019, 11 p.m. 13.2 ppb (12) 0.9 ppb (1) N/A 12.0 ppb (11) N/A N/A 58.0 ppb (45) 0.41 ppb (5) 32.0 μg/m3 (29) 5.1 μg/m3 (21) 45.0
 
Nov. 16, 2019, 10 p.m. 8.3 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A N/A 57.0 ppb (44) 0.33 ppb (4) 23.0 μg/m3 (21) 4.4 μg/m3 (18) 44.0
 
Nov. 16, 2019, 9 p.m. 9.4 ppb (9) 1.2 ppb (1) N/A 8.0 ppb (7) N/A N/A 55.0 ppb (42) 0.33 ppb (4) 22.0 μg/m3 (20) 3.7 μg/m3 (15) 42.0
 
Nov. 16, 2019, 8 p.m. 15.9 ppb (15) 2.7 ppb (3) N/A 13.0 ppb (12) N/A N/A 51.0 ppb (39) 0.38 ppb (4) 29.0 μg/m3 (26) 4.2 μg/m3 (18) 39.0
 
Nov. 16, 2019, 7 p.m. 11.7 ppb (11) 1.8 ppb (2) N/A 10.0 ppb (9) N/A N/A 51.0 ppb (39) 0.38 ppb (4) 26.0 μg/m3 (24) 4.6 μg/m3 (19) 39.0
 
Nov. 16, 2019, 6 p.m. 16.0 ppb (15) 3.0 ppb (3) N/A 13.0 ppb (12) N/A N/A 44.0 ppb (34) 0.46 ppb (5) 30.0 μg/m3 (27) 5.1 μg/m3 (21) 34.0
 
Nov. 16, 2019, 5 p.m. 21.8 ppb (20) 4.9 ppb (5) N/A 17.0 ppb (16) N/A N/A 33.0 ppb (25) 0.53 ppb (6) 44.0 μg/m3 (40) 16.2 μg/m3 (59) 59.0
 
Nov. 16, 2019, 4 p.m. 22.3 ppb (21) 5.0 ppb (5) N/A 17.0 ppb (16) N/A N/A 26.0 ppb (20) 0.53 ppb (6) 37.0 μg/m3 (34) 17.8 μg/m3 (62) 62.0
 
Nov. 16, 2019, 3 p.m. 30.9 ppb (29) 8.6 ppb (8) N/A 22.0 ppb (20) N/A N/A 13.0 ppb (10) 0.61 ppb (7) 45.0 μg/m3 (41) 23.4 μg/m3 (74) 74.0
 
Nov. 16, 2019, 2 p.m. 24.0 ppb (22) 3.1 ppb (3) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) 0.53 ppb (6) 38.0 μg/m3 (35) 18.5 μg/m3 (64) 64.0
 
Nov. 16, 2019, 1 p.m. 20.8 ppb (19) 0.9 ppb (1) N/A 20.0 ppb (19) N/A N/A 11.0 ppb (8) 0.46 ppb (5) 36.0 μg/m3 (33) 18.3 μg/m3 (63) 63.0
 
Nov. 16, 2019, noon 22.0 ppb (20) 1.4 ppb (1) N/A 21.0 ppb (19) N/A N/A 8.0 ppb (6) 0.5 ppb (6) 38.0 μg/m3 (35) 21.7 μg/m3 (71) 71.0
 
Nov. 16, 2019, 11 a.m. 22.2 ppb (21) 0.8 ppb (1) N/A 21.0 ppb (19) N/A N/A 6.0 ppb (5) 0.52 ppb (6) 40.0 μg/m3 (36) 23.7 μg/m3 (75) 75.0
 
Nov. 16, 2019, 10 a.m. 31.8 ppb (29) 3.3 ppb (3) N/A 28.0 ppb (26) N/A N/A 2.0 ppb (2) 0.58 ppb (6) 39.0 μg/m3 (35) 15.5 μg/m3 (57) 57.0
 
Nov. 16, 2019, 9 a.m. 32.7 ppb (30) 3.9 ppb (4) N/A 29.0 ppb (27) N/A N/A 2.0 ppb (2) 0.62 ppb (7) 44.0 μg/m3 (40) 16.7 μg/m3 (60) 60.0
 
Nov. 16, 2019, 8 a.m. 34.9 ppb (32) 4.9 ppb (5) N/A 30.0 ppb (28) N/A N/A 3.0 ppb (2) 0.68 ppb (8) 41.0 μg/m3 (37) 24.5 μg/m3 (77) 77.0
 
Nov. 16, 2019, 7 a.m. 53.2 ppb (49) 19.6 ppb (18) N/A 34.0 ppb (31) N/A N/A 1.0 ppb (1) 0.92 ppb (10) 45.0 μg/m3 (41) 17.6 μg/m3 (62) 62.0
 
Nov. 16, 2019, 6 a.m. 56.9 ppb (53) 23.3 ppb (22) N/A 34.0 ppb (31) N/A N/A 1.0 ppb (1) 1.06 ppb (12) 49.0 μg/m3 (45) 24.5 μg/m3 (77) 77.0
 
Nov. 16, 2019, 5 a.m. 57.9 ppb (54) 20.4 ppb (19) N/A 38.0 ppb (35) N/A N/A 1.0 ppb (1) 0.99 ppb (11) 57.0 μg/m3 (51) 27.5 μg/m3 (83) 83.0
 
Nov. 16, 2019, 4 a.m. 62.6 ppb (59) 24.7 ppb (23) N/A 38.0 ppb (35) N/A N/A 1.0 ppb (1) 1.01 ppb (11) 57.0 μg/m3 (51) 23.2 μg/m3 (74) 74.0
 
Nov. 16, 2019, 3 a.m. 53.8 ppb (50) 13.1 ppb (12) N/A 41.0 ppb (38) N/A N/A 1.0 ppb (1) 0.89 ppb (10) 57.0 μg/m3 (51) 25.7 μg/m3 (79) 79.0
 
Nov. 16, 2019, 2 a.m. 47.1 ppb (44) 3.6 ppb (3) N/A 43.0 ppb (40) N/A N/A 5.0 ppb (4) 0.76 ppb (8) 61.0 μg/m3 (53) 24.4 μg/m3 (76) 76.0
 
Nov. 16, 2019, 1 a.m. 28.1 ppb (26) 0.4 ppb (0) N/A 28.0 ppb (26) N/A N/A 30.0 ppb (23) 0.6 ppb (7) 66.0 μg/m3 (56) 27.1 μg/m3 (82) 82.0
 
Nov. 16, 2019, midnight 25.8 ppb (24) 0.6 ppb (1) N/A 25.0 ppb (23) N/A N/A 37.0 ppb (28) 0.58 ppb (6) 69.0 μg/m3 (57) 37.6 μg/m3 (105) 105.0
 
Nov. 15, 2019, 11 p.m. 22.1 ppb (20) 1.4 ppb (1) N/A 21.0 ppb (19) N/A N/A 44.0 ppb (34) 0.5 ppb (6) 55.0 μg/m3 (50) 26.4 μg/m3 (81) 81.0
 
Nov. 15, 2019, 10 p.m. 24.2 ppb (22) 3.6 ppb (3) N/A 21.0 ppb (19) N/A N/A 41.0 ppb (32) 0.49 ppb (5) 47.0 μg/m3 (43) 25.0 μg/m3 (78) 78.0
 
Nov. 15, 2019, 9 p.m. 29.7 ppb (28) 6.1 ppb (6) N/A 24.0 ppb (22) N/A N/A 35.0 ppb (27) 0.54 ppb (6) 56.0 μg/m3 (50) 32.5 μg/m3 (94) 94.0
 
Nov. 15, 2019, 8 p.m. 33.9 ppb (31) 9.4 ppb (9) N/A 24.0 ppb (22) N/A N/A 29.0 ppb (22) 0.58 ppb (6) 61.0 μg/m3 (53) 51.0 μg/m3 (139) 139.0
 
Nov. 15, 2019, 7 p.m. 36.6 ppb (34) 11.9 ppb (11) N/A 25.0 ppb (23) N/A N/A 25.0 ppb (19) 0.63 ppb (7) 63.0 μg/m3 (54) 41.8 μg/m3 (116) 116.0
 
Nov. 15, 2019, 6 p.m. 49.6 ppb (46) 20.0 ppb (19) N/A 30.0 ppb (28) N/A N/A 18.0 ppb (14) 0.72 ppb (8) 62.0 μg/m3 (54) 47.3 μg/m3 (130) 130.0
 
Nov. 15, 2019, 5 p.m. 59.7 ppb (56) 27.6 ppb (26) N/A 32.0 ppb (30) N/A N/A 13.0 ppb (10) 0.82 ppb (9) 70.0 μg/m3 (58) 45.4 μg/m3 (125) 125.0
 
Nov. 15, 2019, 4 p.m. 100.9 ppb (100) 59.2 ppb (56) N/A 42.0 ppb (39) N/A N/A 5.0 ppb (4) 1.1 ppb (12) 84.0 μg/m3 (64) 53.3 μg/m3 (144) 144.0
 
Nov. 15, 2019, 3 p.m. 75.5 ppb (73) 37.0 ppb (34) N/A 38.0 ppb (35) N/A N/A 3.0 ppb (2) 1.08 ppb (12) 68.0 μg/m3 (56) 38.1 μg/m3 (106) 106.0
 
Nov. 15, 2019, 2 p.m. 62.0 ppb (59) 26.1 ppb (24) N/A 36.0 ppb (33) N/A N/A 1.0 ppb (1) 0.92 ppb (10) 61.0 μg/m3 (53) 38.6 μg/m3 (108) 108.0
 
Nov. 15, 2019, 1 p.m. 48.7 ppb (45) 16.2 ppb (15) N/A 32.0 ppb (30) N/A N/A 2.0 ppb (2) 0.72 ppb (8) 46.0 μg/m3 (42) 23.9 μg/m3 (75) 75.0
 
Nov. 15, 2019, noon 29.3 ppb (27) 1.6 ppb (1) N/A 28.0 ppb (26) N/A N/A 5.0 ppb (4) 0.58 ppb (6) 53.0 μg/m3 (48) 33.4 μg/m3 (96) 96.0
 
Nov. 15, 2019, 11 a.m. 35.7 ppb (33) 4.5 ppb (4) N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 0.65 ppb (7) 56.0 μg/m3 (50) 31.8 μg/m3 (92) 92.0
 
Nov. 15, 2019, 10 a.m. 33.8 ppb (31) 3.7 ppb (3) N/A 30.0 ppb (28) N/A N/A 2.0 ppb (2) 0.62 ppb (7) 51.0 μg/m3 (46) 32.0 μg/m3 (93) 93.0
 
Nov. 15, 2019, 9 a.m. 29.6 ppb (27) 1.9 ppb (2) N/A 28.0 ppb (26) N/A N/A 4.0 ppb (3) 0.68 ppb (8) 56.0 μg/m3 (50) 36.6 μg/m3 (103) 103.0
 
Nov. 15, 2019, 8 a.m. 38.7 ppb (36) 6.9 ppb (6) N/A 32.0 ppb (30) N/A N/A 1.0 ppb (1) 0.87 ppb (10) 53.0 μg/m3 (48) 31.8 μg/m3 (92) 92.0
 
Nov. 15, 2019, 7 a.m. 41.8 ppb (39) 8.7 ppb (8) N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) 0.78 ppb (9) 56.0 μg/m3 (50) 36.9 μg/m3 (104) 104.0
 
Nov. 15, 2019, 6 a.m. 40.5 ppb (38) 8.3 ppb (8) N/A 32.0 ppb (30) N/A N/A 1.0 ppb (1) 0.82 ppb (9) 50.0 μg/m3 (45) 35.2 μg/m3 (99) 99.0
 
Nov. 15, 2019, 5 a.m. 33.7 ppb (31) 6.6 ppb (6) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.73 ppb (8) 45.0 μg/m3 (41) 21.5 μg/m3 (70) 70.0
 
Nov. 15, 2019, 4 a.m. 23.6 ppb (22) 1.0 ppb (1) N/A 23.0 ppb (21) N/A N/A 11.0 ppb (8) 0.52 ppb (6) 50.0 μg/m3 (45) 23.7 μg/m3 (75) 75.0
 
Nov. 15, 2019, 3 a.m. 24.8 ppb (23) 0.2 ppb (0) N/A 25.0 ppb (23) N/A N/A 15.0 ppb (12) 0.48 ppb (5) 55.0 μg/m3 (50) 24.4 μg/m3 (76) 76.0
 
Nov. 15, 2019, 2 a.m. 29.7 ppb (28) 0.2 ppb (0) N/A 29.0 ppb (27) N/A N/A 16.0 ppb (12) 0.51 ppb (6) 60.0 μg/m3 (52) 36.9 μg/m3 (104) 104.0
 
Nov. 15, 2019, 1 a.m. 33.7 ppb (31) 0.4 ppb (0) N/A 33.0 ppb (31) N/A N/A 24.0 ppb (18) 0.54 ppb (6) 67.0 μg/m3 (56) 40.5 μg/m3 (112) 112.0
 
Nov. 15, 2019, midnight 28.3 ppb (26) 0.6 ppb (1) N/A 28.0 ppb (26) N/A N/A 43.0 ppb (33) 0.58 ppb (6) 78.0 μg/m3 (62) 43.0 μg/m3 (119) 119.0
 
Nov. 14, 2019, 11 p.m. 27.0 ppb (25) 1.7 ppb (2) N/A 25.0 ppb (23) N/A N/A 52.0 ppb (40) 0.55 ppb (6) 64.0 μg/m3 (54) 36.4 μg/m3 (102) 102.0
 
Nov. 14, 2019, 10 p.m. 23.9 ppb (22) 2.8 ppb (3) N/A 21.0 ppb (19) N/A N/A 50.0 ppb (38) 0.55 ppb (6) 59.0 μg/m3 (52) 47.9 μg/m3 (131) 131.0
 
Nov. 14, 2019, 9 p.m. 17.8 ppb (16) 1.8 ppb (2) N/A 16.0 ppb (15) N/A N/A 68.0 ppb (52) 0.42 ppb (5) 52.0 μg/m3 (47) N/A 52.0
 
Nov. 14, 2019, 8 p.m. 34.3 ppb (32) 5.6 ppb (5) N/A 29.0 ppb (27) N/A N/A 51.0 ppb (39) 0.55 ppb (6) N/A N/A 39.0
 
Nov. 14, 2019, 7 p.m. 45.3 ppb (42) 9.4 ppb (9) N/A 36.0 ppb (33) N/A N/A 40.0 ppb (31) 0.65 ppb (7) N/A 63.0 μg/m3 (154) 154.0
 
Nov. 14, 2019, 6 p.m. 70.5 ppb (68) 24.6 ppb (23) N/A 46.0 ppb (43) N/A N/A 22.0 ppb (17) 0.9 ppb (10) 98.0 μg/m3 (72) 73.0 μg/m3 (159) 159.0
 
Nov. 14, 2019, 5 p.m. 96.4 ppb (95) 46.2 ppb (43) N/A 50.0 ppb (46) N/A N/A 11.0 ppb (8) 1.12 ppb (12) 112.0 μg/m3 (78) 79.6 μg/m3 (163) 163.0
 
Nov. 14, 2019, 4 p.m. 115.4 ppb (103) 64.9 ppb (62) N/A 50.0 ppb (46) N/A N/A 6.0 ppb (5) 1.19 ppb (13) 106.0 μg/m3 (76) 64.0 μg/m3 (154) 154.0
 
Nov. 14, 2019, 3 p.m. 68.7 ppb (66) 30.9 ppb (29) N/A 38.0 ppb (35) N/A N/A 5.0 ppb (4) 0.89 ppb (10) 70.0 μg/m3 (58) 47.6 μg/m3 (130) 130.0
 
Nov. 14, 2019, 2 p.m. 52.5 ppb (49) 18.8 ppb (17) N/A 34.0 ppb (31) N/A N/A 2.0 ppb (2) 0.91 ppb (10) 68.0 μg/m3 (56) 34.2 μg/m3 (97) 97.0
 
Nov. 14, 2019, 1 p.m. 41.6 ppb (39) 10.2 ppb (9) N/A 31.0 ppb (29) N/A N/A 1.0 ppb (1) 0.84 ppb (9) 77.0 μg/m3 (61) 49.1 μg/m3 (134) 134.0
 
Nov. 14, 2019, noon 31.2 ppb (29) 3.2 ppb (3) N/A 28.0 ppb (26) N/A N/A 3.0 ppb (2) 0.65 ppb (7) 58.0 μg/m3 (52) 42.1 μg/m3 (116) 116.0
 
Nov. 14, 2019, 11 a.m. 32.1 ppb (30) 1.2 ppb (1) N/A 31.0 ppb (29) N/A N/A 4.0 ppb (3) 0.6 ppb (7) 53.0 μg/m3 (48) 35.1 μg/m3 (99) 99.0
 
Nov. 14, 2019, 10 a.m. 32.0 ppb (30) 1.5 ppb (1) N/A 30.0 ppb (28) N/A N/A 4.0 ppb (3) 0.61 ppb (7) 58.0 μg/m3 (52) 37.8 μg/m3 (106) 106.0
 
Nov. 14, 2019, 9 a.m. 32.6 ppb (30) 2.3 ppb (2) N/A 30.0 ppb (28) N/A N/A 4.0 ppb (3) 0.64 ppb (7) 58.0 μg/m3 (52) 45.2 μg/m3 (124) 124.0
 
Nov. 14, 2019, 8 a.m. 36.2 ppb (34) 3.7 ppb (3) N/A 33.0 ppb (31) N/A N/A 2.0 ppb (2) 0.74 ppb (8) 69.0 μg/m3 (57) 53.5 μg/m3 (145) 145.0
 
Nov. 14, 2019, 7 a.m. 41.4 ppb (38) 6.7 ppb (6) N/A 35.0 ppb (32) N/A N/A 1.0 ppb (1) 1.15 ppb (13) 62.0 μg/m3 (54) 43.4 μg/m3 (120) 120.0
 
Nov. 14, 2019, 6 a.m. 46.0 ppb (43) 14.9 ppb (14) N/A 31.0 ppb (29) N/A N/A 1.0 ppb (1) 0.97 ppb (11) 66.0 μg/m3 (56) 32.5 μg/m3 (94) 94.0
 
Nov. 14, 2019, 5 a.m. 43.4 ppb (40) 12.2 ppb (11) N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 0.85 ppb (9) 71.0 μg/m3 (58) 41.5 μg/m3 (115) 115.0
 
Nov. 14, 2019, 4 a.m. 38.6 ppb (36) 7.4 ppb (7) N/A 31.0 ppb (29) N/A N/A 4.0 ppb (3) 0.67 ppb (7) 66.0 μg/m3 (56) 28.2 μg/m3 (84) 84.0
 
Nov. 14, 2019, 3 a.m. 30.5 ppb (28) 0.4 ppb (0) N/A 30.0 ppb (28) N/A N/A 13.0 ppb (10) 0.59 ppb (7) 65.0 μg/m3 (55) 32.7 μg/m3 (94) 94.0
 
Nov. 14, 2019, 2 a.m. 30.5 ppb (28) 0.1 ppb (0) N/A 30.0 ppb (28) N/A N/A 21.0 ppb (16) 0.58 ppb (6) 76.0 μg/m3 (60) 42.0 μg/m3 (116) 116.0
 
Nov. 14, 2019, 1 a.m. 32.0 ppb (30) 0.2 ppb (0) N/A 32.0 ppb (30) N/A N/A 30.0 ppb (23) 0.6 ppb (7) 88.0 μg/m3 (66) 48.6 μg/m3 (133) 133.0
 
Nov. 14, 2019, midnight 36.4 ppb (34) 0.7 ppb (1) N/A 36.0 ppb (33) N/A N/A 42.0 ppb (32) 0.69 ppb (8) 95.0 μg/m3 (70) 55.0 μg/m3 (149) 149.0
 
Nov. 13, 2019, 11 p.m. 32.4 ppb (30) 1.9 ppb (2) N/A 30.0 ppb (28) N/A N/A 53.0 ppb (41) 0.61 ppb (7) 72.0 μg/m3 (58) 39.8 μg/m3 (111) 111.0
 
Nov. 13, 2019, 10 p.m. 30.4 ppb (28) 3.5 ppb (3) N/A 27.0 ppb (25) N/A N/A 53.0 ppb (41) 0.52 ppb (6) 49.0 μg/m3 (45) 21.0 μg/m3 (69) 69.0
 
Nov. 13, 2019, 9 p.m. 38.3 ppb (35) 6.4 ppb (6) N/A 32.0 ppb (30) N/A N/A 44.0 ppb (34) 0.52 ppb (6) 51.0 μg/m3 (46) 24.2 μg/m3 (76) 76.0
 
Nov. 13, 2019, 8 p.m. 25.6 ppb (24) 3.8 ppb (4) N/A 22.0 ppb (20) N/A N/A 54.0 ppb (42) 0.41 ppb (5) 51.0 μg/m3 (46) 29.2 μg/m3 (87) 87.0
 
Nov. 13, 2019, 7 p.m. 45.5 ppb (42) 10.2 ppb (9) N/A 35.0 ppb (32) N/A N/A 35.0 ppb (27) 0.53 ppb (6) 61.0 μg/m3 (53) 22.8 μg/m3 (73) 73.0
 
Nov. 13, 2019, 6 p.m. 53.1 ppb (49) 15.2 ppb (14) N/A 38.0 ppb (35) N/A N/A 26.0 ppb (20) 0.56 ppb (6) 51.0 μg/m3 (46) 22.2 μg/m3 (72) 72.0
 
Nov. 13, 2019, 5 p.m. 24.9 ppb (23) 5.9 ppb (5) N/A 19.0 ppb (18) N/A N/A 33.0 ppb (25) 0.41 ppb (5) 37.0 μg/m3 (34) 25.9 μg/m3 (80) 80.0
 
Nov. 13, 2019, 4 p.m. 40.0 ppb (37) 12.2 ppb (11) N/A 28.0 ppb (26) N/A N/A 19.0 ppb (15) 0.54 ppb (6) 45.0 μg/m3 (41) 20.7 μg/m3 (69) 69.0
 
Nov. 13, 2019, 3 p.m. 71.1 ppb (68) 38.3 ppb (35) N/A 33.0 ppb (31) N/A N/A 5.0 ppb (4) 0.89 ppb (10) 51.0 μg/m3 (46) 20.8 μg/m3 (69) 69.0
 
Nov. 13, 2019, 2 p.m. 59.8 ppb (56) 24.3 ppb (23) N/A 35.0 ppb (32) N/A N/A 1.0 ppb (1) 0.73 ppb (8) 41.0 μg/m3 (37) 12.2 μg/m3 (50) 56.0
 
Nov. 13, 2019, 1 p.m. 44.1 ppb (41) 9.9 ppb (9) N/A 34.0 ppb (31) N/A N/A 2.0 ppb (2) 0.64 ppb (7) 37.0 μg/m3 (34) 12.3 μg/m3 (51) 51.0
 
Nov. 13, 2019, noon 39.9 ppb (37) 7.2 ppb (7) N/A 33.0 ppb (31) N/A N/A 3.0 ppb (2) 0.58 ppb (6) 39.0 μg/m3 (35) 14.4 μg/m3 (55) 55.0
 
Nov. 13, 2019, 11 a.m. 23.5 ppb (22) 0.4 ppb (0) N/A 23.0 ppb (21) N/A N/A 11.0 ppb (8) 0.5 ppb (6) 34.0 μg/m3 (31) 14.2 μg/m3 (55) 55.0
 
Nov. 13, 2019, 10 a.m. 21.5 ppb (20) 0.6 ppb (1) N/A 21.0 ppb (19) N/A N/A 12.0 ppb (9) 0.44 ppb (5) 33.0 μg/m3 (30) 14.7 μg/m3 (56) 56.0
 
Nov. 13, 2019, 9 a.m. 27.6 ppb (26) 0.9 ppb (1) N/A 27.0 ppb (25) N/A N/A 8.0 ppb (6) 0.56 ppb (6) 52.0 μg/m3 (47) 21.5 μg/m3 (70) 70.0
 
Nov. 13, 2019, 8 a.m. 31.1 ppb (29) 1.3 ppb (1) N/A 30.0 ppb (28) N/A N/A 7.0 ppb (5) 0.54 ppb (6) 37.0 μg/m3 (34) 16.8 μg/m3 (60) 60.0
 
Nov. 13, 2019, 7 a.m. 60.3 ppb (57) 13.9 ppb (13) N/A 46.0 ppb (43) N/A N/A 2.0 ppb (2) 0.81 ppb (9) 55.0 μg/m3 (50) 26.4 μg/m3 (81) 81.0
 
Nov. 13, 2019, 6 a.m. 63.5 ppb (60) 19.0 ppb (18) N/A 45.0 ppb (42) N/A N/A 1.0 ppb (1) 0.93 ppb (10) 58.0 μg/m3 (52) 24.6 μg/m3 (77) 77.0
 
Nov. 13, 2019, 5 a.m. 57.1 ppb (53) 15.9 ppb (15) N/A 41.0 ppb (38) N/A N/A 1.0 ppb (1) 0.89 ppb (10) 51.0 μg/m3 (46) 17.6 μg/m3 (62) 62.0
 
Nov. 13, 2019, 4 a.m. 50.5 ppb (47) 8.9 ppb (8) N/A 42.0 ppb (39) N/A N/A 3.0 ppb (2) 0.82 ppb (9) 59.0 μg/m3 (52) 15.7 μg/m3 (58) 58.0
 
Nov. 13, 2019, 3 a.m. 52.6 ppb (49) 6.5 ppb (6) N/A 46.0 ppb (43) N/A N/A 7.0 ppb (5) 0.89 ppb (10) 77.0 μg/m3 (61) 26.4 μg/m3 (81) 81.0
 
Nov. 13, 2019, 2 a.m. 46.7 ppb (43) 0.3 ppb (0) N/A 46.0 ppb (43) N/A N/A 20.0 ppb (15) 0.78 ppb (9) 85.0 μg/m3 (65) 28.7 μg/m3 (86) 86.0
 
Nov. 13, 2019, 1 a.m. 38.3 ppb (35) 0.1 ppb (0) N/A 38.0 ppb (35) N/A N/A 37.0 ppb (28) 0.71 ppb (8) 79.0 μg/m3 (62) 30.6 μg/m3 (90) 90.0
 
Nov. 13, 2019, midnight 27.9 ppb (26) 0.6 ppb (1) N/A 27.0 ppb (25) N/A N/A 44.0 ppb (34) 0.5 ppb (6) 51.0 μg/m3 (46) 22.0 μg/m3 (71) 71.0
 
Nov. 12, 2019, 11 p.m. 17.8 ppb (16) 1.5 ppb (1) N/A 16.0 ppb (15) N/A N/A 49.0 ppb (38) 0.36 ppb (4) 36.0 μg/m3 (33) 5.6 μg/m3 (23) 38.0
 
Nov. 12, 2019, 10 p.m. 11.3 ppb (10) 1.5 ppb (1) N/A 10.0 ppb (9) N/A N/A 50.0 ppb (38) 0.25 ppb (3) 21.0 μg/m3 (19) 5.1 μg/m3 (21) 38.0
 
Nov. 12, 2019, 9 p.m. 17.3 ppb (16) 3.0 ppb (3) N/A 14.0 ppb (13) N/A N/A 45.0 ppb (35) 0.31 ppb (3) 30.0 μg/m3 (27) 5.4 μg/m3 (23) 35.0
 
Nov. 12, 2019, 8 p.m. 14.4 ppb (13) 2.7 ppb (3) N/A 12.0 ppb (11) N/A N/A 44.0 ppb (34) 0.24 ppb (3) 20.0 μg/m3 (18) 4.4 μg/m3 (18) 34.0
 
Nov. 12, 2019, 7 p.m. 18.5 ppb (17) 4.2 ppb (4) N/A 14.0 ppb (13) N/A N/A 39.0 ppb (30) 0.26 ppb (3) 25.0 μg/m3 (23) 8.6 μg/m3 (36) 36.0
 
Nov. 12, 2019, 6 p.m. 21.9 ppb (20) 5.6 ppb (5) N/A 16.0 ppb (15) N/A N/A 33.0 ppb (25) 0.27 ppb (3) 24.0 μg/m3 (22) 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 5 p.m. 21.0 ppb (19) 5.2 ppb (5) N/A 16.0 ppb (15) N/A N/A 32.0 ppb (25) 0.34 ppb (4) 24.0 μg/m3 (22) 8.5 μg/m3 (35) 35.0
 
Nov. 12, 2019, 4 p.m. 30.0 ppb (28) 12.0 ppb (11) N/A 18.0 ppb (17) N/A N/A 24.0 ppb (18) 0.44 ppb (5) 25.0 μg/m3 (23) 9.8 μg/m3 (41) 41.0
 
Nov. 12, 2019, 3 p.m. 54.3 ppb (50) 25.8 ppb (24) N/A 29.0 ppb (27) N/A N/A 6.0 ppb (5) 0.75 ppb (8) 43.0 μg/m3 (39) 10.0 μg/m3 (42) 50.0
 
Nov. 12, 2019, 2 p.m. 37.0 ppb (34) 7.7 ppb (7) N/A 29.0 ppb (27) N/A N/A 5.0 ppb (4) 0.56 ppb (6) 27.0 μg/m3 (25) 8.0 μg/m3 (33) 34.0
 
Nov. 12, 2019, 1 p.m. 31.8 ppb (29) 4.0 ppb (4) N/A 28.0 ppb (26) N/A N/A 7.0 ppb (5) 0.54 ppb (6) 43.0 μg/m3 (39) 22.0 μg/m3 (71) 71.0
 
Nov. 12, 2019, noon 25.3 ppb (23) 1.3 ppb (1) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.58 ppb (6) 47.0 μg/m3 (43) 19.1 μg/m3 (65) 65.0
 
Nov. 12, 2019, 11 a.m. 21.9 ppb (20) 0.9 ppb (1) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) 0.52 ppb (6) 45.0 μg/m3 (41) 23.7 μg/m3 (75) 75.0
 
Nov. 12, 2019, 10 a.m. 19.7 ppb (18) 0.3 ppb (0) N/A 19.0 ppb (18) N/A N/A 12.0 ppb (9) 0.58 ppb (6) 52.0 μg/m3 (47) 25.0 μg/m3 (78) 78.0
 
Nov. 12, 2019, 9 a.m. 24.8 ppb (23) 0.5 ppb (0) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.56 ppb (6) 53.0 μg/m3 (48) 25.2 μg/m3 (78) 78.0
 
Nov. 12, 2019, 8 a.m. 27.3 ppb (25) 1.0 ppb (1) N/A 26.0 ppb (24) N/A N/A 7.0 ppb (5) 0.62 ppb (7) 50.0 μg/m3 (45) 27.2 μg/m3 (82) 82.0
 
Nov. 12, 2019, 7 a.m. 32.9 ppb (30) 1.6 ppb (1) N/A 31.0 ppb (29) N/A N/A 6.0 ppb (5) 0.64 ppb (7) 46.0 μg/m3 (42) 26.2 μg/m3 (80) 80.0
 
Nov. 12, 2019, 6 a.m. 39.6 ppb (37) 4.6 ppb (4) N/A 35.0 ppb (32) N/A N/A 4.0 ppb (3) 0.73 ppb (8) 46.0 μg/m3 (42) 29.4 μg/m3 (87) 87.0
 
Nov. 12, 2019, 5 a.m. 49.3 ppb (46) 9.9 ppb (9) N/A 39.0 ppb (36) N/A N/A 2.0 ppb (2) 0.89 ppb (10) 62.0 μg/m3 (54) 25.4 μg/m3 (79) 79.0
 
Nov. 12, 2019, 4 a.m. 48.6 ppb (45) 7.0 ppb (6) N/A 42.0 ppb (39) N/A N/A 3.0 ppb (2) 1.01 ppb (11) 101.0 μg/m3 (73) 41.3 μg/m3 (114) 114.0
 
Nov. 12, 2019, 3 a.m. 46.9 ppb (43) 5.1 ppb (5) N/A 42.0 ppb (39) N/A N/A 7.0 ppb (5) 0.96 ppb (11) 76.0 μg/m3 (60) 40.6 μg/m3 (113) 113.0
 
Nov. 12, 2019, 2 a.m. 43.5 ppb (40) 2.8 ppb (3) N/A 41.0 ppb (38) N/A N/A 20.0 ppb (15) 0.84 ppb (9) 77.0 μg/m3 (61) 39.0 μg/m3 (109) 109.0
 
Nov. 12, 2019, 1 a.m. 28.7 ppb (27) 0.3 ppb (0) N/A 28.0 ppb (26) N/A N/A 48.0 ppb (37) 0.67 ppb (7) 72.0 μg/m3 (58) 28.6 μg/m3 (85) 85.0
 
Nov. 12, 2019, midnight 24.7 ppb (23) 0.2 ppb (0) N/A 24.0 ppb (22) N/A N/A 59.0 ppb (45) 0.57 ppb (6) 71.0 μg/m3 (58) 38.1 μg/m3 (106) 106.0
 
Nov. 11, 2019, 11 p.m. 17.5 ppb (16) 0.7 ppb (1) N/A 17.0 ppb (16) N/A N/A 69.0 ppb (53) 0.49 ppb (5) 67.0 μg/m3 (56) 21.3 μg/m3 (70) 70.0
 
Nov. 11, 2019, 10 p.m. 10.1 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 72.0 ppb (56) 0.38 ppb (4) 44.0 μg/m3 (40) 11.8 μg/m3 (49) 56.0
 
Nov. 11, 2019, 9 p.m. 7.5 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A 67.0 ppb (52) 0.31 ppb (3) 41.0 μg/m3 (37) 20.3 μg/m3 (68) 68.0
 
Nov. 11, 2019, 8 p.m. 12.1 ppb (11) 1.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 59.0 ppb (45) 0.4 ppb (4) 48.0 μg/m3 (44) 32.0 μg/m3 (93) 93.0
 
Nov. 11, 2019, 7 p.m. 27.0 ppb (25) 6.1 ppb (6) N/A 21.0 ppb (19) N/A N/A 43.0 ppb (33) 0.52 ppb (6) 46.0 μg/m3 (42) 30.3 μg/m3 (89) 89.0
 
Nov. 11, 2019, 6 p.m. 42.7 ppb (40) 13.6 ppb (13) N/A 29.0 ppb (27) N/A N/A 26.0 ppb (20) 0.6 ppb (7) 66.0 μg/m3 (56) 48.8 μg/m3 (133) 133.0
 
Nov. 11, 2019, 5 p.m. 49.4 ppb (46) 20.8 ppb (19) N/A 29.0 ppb (27) N/A N/A 15.0 ppb (12) 0.66 ppb (7) 57.0 μg/m3 (51) 41.8 μg/m3 (116) 116.0
 
Nov. 11, 2019, 4 p.m. 48.5 ppb (45) 20.7 ppb (19) N/A 28.0 ppb (26) N/A N/A 8.0 ppb (6) 0.63 ppb (7) 34.0 μg/m3 (31) 37.3 μg/m3 (104) 104.0
 
Nov. 11, 2019, 3 p.m. 36.8 ppb (34) 14.7 ppb (14) N/A 22.0 ppb (20) N/A N/A 4.0 ppb (3) 0.6 ppb (7) 29.0 μg/m3 (26) 11.5 μg/m3 (48) 48.0
 
Nov. 11, 2019, 2 p.m. 34.9 ppb (32) 11.9 ppb (11) N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) 0.62 ppb (7) 31.0 μg/m3 (28) 20.0 μg/m3 (67) 67.0
 
Nov. 11, 2019, 1 p.m. 34.4 ppb (32) 10.6 ppb (10) N/A 24.0 ppb (22) N/A N/A 1.0 ppb (1) 0.6 ppb (7) 30.0 μg/m3 (27) 18.3 μg/m3 (63) 63.0
 
Nov. 11, 2019, noon 32.4 ppb (30) 7.6 ppb (7) N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 0.59 ppb (7) 36.0 μg/m3 (33) 14.2 μg/m3 (55) 55.0
 
Nov. 11, 2019, 11 a.m. 26.0 ppb (24) 2.0 ppb (2) N/A 24.0 ppb (22) N/A N/A 3.0 ppb (2) 0.51 ppb (6) 38.0 μg/m3 (35) 19.0 μg/m3 (65) 65.0
 
Nov. 11, 2019, 10 a.m. 25.4 ppb (24) 1.7 ppb (2) N/A 24.0 ppb (22) N/A N/A 4.0 ppb (3) 0.57 ppb (6) 41.0 μg/m3 (37) 14.7 μg/m3 (56) 56.0
 
Nov. 11, 2019, 9 a.m. 23.8 ppb (22) 1.2 ppb (1) N/A 23.0 ppb (21) N/A N/A 7.0 ppb (5) 0.51 ppb (6) 32.0 μg/m3 (29) 13.5 μg/m3 (53) 53.0
 
Nov. 11, 2019, 8 a.m. 23.3 ppb (22) 0.7 ppb (1) N/A 23.0 ppb (21) N/A N/A 8.0 ppb (6) 0.54 ppb (6) 28.0 μg/m3 (25) 13.7 μg/m3 (54) 54.0
 
Nov. 11, 2019, 7 a.m. 23.5 ppb (22) 1.4 ppb (1) N/A 22.0 ppb (20) N/A N/A 9.0 ppb (7) 0.55 ppb (6) 37.0 μg/m3 (34) 20.8 μg/m3 (69) 69.0
 
Nov. 11, 2019, 6 a.m. 25.0 ppb (23) 1.6 ppb (1) N/A 23.0 ppb (21) N/A N/A 8.0 ppb (6) 0.56 ppb (6) 38.0 μg/m3 (35) 19.3 μg/m3 (66) 66.0
 
Nov. 11, 2019, 5 a.m. 30.7 ppb (28) 4.6 ppb (4) N/A 26.0 ppb (24) N/A N/A 7.0 ppb (5) 0.71 ppb (8) 44.0 μg/m3 (40) 19.0 μg/m3 (65) 65.0
 
Nov. 11, 2019, 4 a.m. 25.8 ppb (24) 2.0 ppb (2) N/A 24.0 ppb (22) N/A N/A 11.0 ppb (8) 0.65 ppb (7) 49.0 μg/m3 (45) 23.4 μg/m3 (74) 74.0
 
Nov. 11, 2019, 3 a.m. 15.6 ppb (14) 0.3 ppb (0) N/A 15.0 ppb (14) N/A N/A 29.0 ppb (22) 0.45 ppb (5) 40.0 μg/m3 (36) 17.3 μg/m3 (61) 61.0
 
Nov. 11, 2019, 2 a.m. 10.2 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 41.0 ppb (32) 0.35 ppb (4) 38.0 μg/m3 (35) 14.0 μg/m3 (54) 54.0