AQSQID: 060658005

Site Name: Mira Loma - Van Buren

Location: Riverside Co, CA

Reporting: True, Located: True

Current AQI: 64.0

Riverside Co CA, US: 33.996387, -117.4925

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 15, 2019, 10 a.m. 29.1 ppb (27) 5.9 ppb (5) N/A 23.0 ppb (21) N/A N/A 7.0 ppb (5) 0.48 ppb (5) 67.0 μg/m3 (56) 18.6 μg/m3 (64) 64.0
 
Sept. 15, 2019, 9 a.m. 27.6 ppb (26) 3.6 ppb (3) N/A 24.0 ppb (22) N/A N/A 6.0 ppb (5) 0.51 ppb (6) 78.0 μg/m3 (62) 16.6 μg/m3 (60) 62.0
 
Sept. 15, 2019, 8 a.m. 24.0 ppb (22) 1.6 ppb (1) N/A 22.0 ppb (20) N/A N/A 11.0 ppb (8) 0.52 ppb (6) 80.0 μg/m3 (62) 19.5 μg/m3 (66) 66.0
 
Sept. 15, 2019, 7 a.m. 23.3 ppb (22) 1.6 ppb (1) N/A 22.0 ppb (20) N/A N/A 11.0 ppb (8) 0.49 ppb (5) 96.0 μg/m3 (70) 22.6 μg/m3 (73) 73.0
 
Sept. 15, 2019, 6 a.m. 22.8 ppb (21) 1.4 ppb (1) N/A 21.0 ppb (19) N/A N/A 16.0 ppb (12) 0.48 ppb (5) 101.0 μg/m3 (73) 22.2 μg/m3 (72) 73.0
 
Sept. 15, 2019, 5 a.m. 28.3 ppb (26) 1.6 ppb (1) N/A 27.0 ppb (25) N/A N/A 17.0 ppb (13) 0.44 ppb (5) 77.0 μg/m3 (61) 13.4 μg/m3 (53) 61.0
 
Sept. 15, 2019, 4 a.m. 19.7 ppb (18) 0.6 ppb (1) N/A 19.0 ppb (18) N/A N/A 33.0 ppb (25) 0.37 ppb (4) 85.0 μg/m3 (65) 16.6 μg/m3 (60) 65.0
 
Sept. 15, 2019, 3 a.m. 8.8 ppb (8) -0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A 54.0 ppb (42) 0.22 ppb (2) 57.0 μg/m3 (51) 10.2 μg/m3 (42) 51.0
 
Sept. 15, 2019, 2 a.m. 9.4 ppb (9) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 66.0 ppb (51) 0.24 ppb (3) 77.0 μg/m3 (61) 13.6 μg/m3 (53) 61.0
 
Sept. 15, 2019, 1 a.m. 7.4 ppb (7) -0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 96.0 ppb (76) 0.22 ppb (2) 75.0 μg/m3 (60) 13.9 μg/m3 (54) 76.0
 
Sept. 15, 2019, midnight 5.6 ppb (5) -0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 99.0 ppb (78) 0.18 ppb (2) 71.0 μg/m3 (58) 12.6 μg/m3 (51) 78.0
 
Sept. 14, 2019, 11 p.m. 4.2 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 93.0 ppb (73) 0.16 ppb (2) 66.0 μg/m3 (56) 13.1 μg/m3 (52) 73.0
 
Sept. 14, 2019, 10 p.m. 4.2 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 103.0 ppb (82) 0.2 ppb (2) 58.0 μg/m3 (52) 12.3 μg/m3 (51) 82.0
 
Sept. 14, 2019, 9 p.m. 4.1 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 100.0 ppb (79) 0.18 ppb (2) 56.0 μg/m3 (50) 10.9 μg/m3 (45) 79.0
 
Sept. 14, 2019, 8 p.m. 5.3 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 108.0 ppb (86) 0.22 ppb (2) 54.0 μg/m3 (49) 9.5 μg/m3 (40) 86.0
 
Sept. 14, 2019, 7 p.m. 5.7 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 95.0 ppb (75) 0.2 ppb (2) 75.0 μg/m3 (60) 10.2 μg/m3 (42) 75.0
 
Sept. 14, 2019, 6 p.m. 10.2 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (8) N/A N/A 79.0 ppb (62) 0.22 ppb (2) 67.0 μg/m3 (56) 11.9 μg/m3 (50) 62.0
 
Sept. 14, 2019, 5 p.m. 15.1 ppb (14) 1.6 ppb (1) N/A 13.0 ppb (12) N/A N/A 68.0 ppb (52) 0.27 ppb (3) 81.0 μg/m3 (63) 12.6 μg/m3 (51) 63.0
 
Sept. 14, 2019, 4 p.m. 36.1 ppb (33) 9.3 ppb (9) N/A 27.0 ppb (25) N/A N/A 37.0 ppb (28) 0.41 ppb (5) 101.0 μg/m3 (73) 18.5 μg/m3 (64) 73.0
 
Sept. 14, 2019, 3 p.m. 59.9 ppb (56) 22.7 ppb (21) N/A 37.0 ppb (34) N/A N/A 16.0 ppb (12) 0.6 ppb (7) 136.0 μg/m3 (90) 18.3 μg/m3 (63) 90.0
 
Sept. 14, 2019, 2 p.m. 79.0 ppb (77) 44.4 ppb (41) N/A 35.0 ppb (32) N/A N/A 5.0 ppb (4) 0.83 ppb (9) 115.0 μg/m3 (80) 23.1 μg/m3 (74) 80.0
 
Sept. 14, 2019, 1 p.m. 52.0 ppb (48) 22.3 ppb (21) N/A 30.0 ppb (28) N/A N/A 3.0 ppb (2) 0.73 ppb (8) 112.0 μg/m3 (78) 8.8 μg/m3 (37) 78.0
 
Sept. 14, 2019, noon 37.6 ppb (35) 8.5 ppb (8) N/A 29.0 ppb (27) N/A N/A 3.0 ppb (2) 0.56 ppb (6) 66.0 μg/m3 (56) 7.6 μg/m3 (32) 56.0
 
Sept. 14, 2019, 11 a.m. 34.7 ppb (32) 8.7 ppb (8) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.55 ppb (6) 63.0 μg/m3 (54) 10.0 μg/m3 (42) 54.0
 
Sept. 14, 2019, 10 a.m. 38.7 ppb (36) 10.3 ppb (10) N/A 28.0 ppb (26) N/A N/A 3.0 ppb (2) 0.59 ppb (7) 48.0 μg/m3 (44) 13.4 μg/m3 (53) 53.0
 
Sept. 14, 2019, 9 a.m. 39.6 ppb (37) 9.5 ppb (9) N/A 30.0 ppb (28) N/A N/A 3.0 ppb (2) 0.65 ppb (7) 58.0 μg/m3 (52) 15.3 μg/m3 (57) 57.0
 
Sept. 13, 2019, 6 p.m. 14.0 ppb (13) 1.5 ppb (1) N/A 12.0 ppb (11) N/A N/A 70.0 ppb (54) 0.22 ppb (2) 74.0 μg/m3 (60) 10.4 μg/m3 (43) 60.0
 
Sept. 13, 2019, 5 p.m. 31.4 ppb (29) 6.6 ppb (6) N/A 25.0 ppb (23) N/A N/A 47.0 ppb (36) 0.33 ppb (4) 100.0 μg/m3 (72) 18.5 μg/m3 (64) 72.0
 
Sept. 13, 2019, 4 p.m. 57.3 ppb (54) 18.7 ppb (17) N/A 39.0 ppb (36) N/A N/A 25.0 ppb (19) 0.54 ppb (6) 104.0 μg/m3 (74) 18.8 μg/m3 (64) 74.0
 
Sept. 13, 2019, 3 p.m. 92.2 ppb (91) 50.3 ppb (47) N/A 42.0 ppb (39) N/A N/A 8.0 ppb (6) 0.75 ppb (8) 172.0 μg/m3 (108) 24.1 μg/m3 (76) 108.0
 
Sept. 13, 2019, 2 p.m. 105.5 ppb (101) 77.6 ppb (75) N/A 28.0 ppb (26) N/A N/A 3.0 ppb (2) 0.86 ppb (10) 145.0 μg/m3 (95) 23.1 μg/m3 (74) 101.0
 
Sept. 13, 2019, 1 p.m. 63.3 ppb (60) 43.6 ppb (40) N/A 20.0 ppb (19) N/A N/A 2.0 ppb (2) 0.67 ppb (7) 80.0 μg/m3 (62) 15.8 μg/m3 (58) 62.0
 
Sept. 13, 2019, noon 52.1 ppb (48) 32.9 ppb (30) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.55 ppb (6) 63.0 μg/m3 (54) 17.6 μg/m3 (62) 62.0
 
Sept. 13, 2019, 11 a.m. 33.9 ppb (31) 15.2 ppb (14) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.45 ppb (5) 61.0 μg/m3 (53) 13.9 μg/m3 (54) 54.0
 
Sept. 13, 2019, 10 a.m. 33.8 ppb (31) 12.6 ppb (12) N/A 21.0 ppb (19) N/A N/A 2.0 ppb (2) 0.38 ppb (4) 65.0 μg/m3 (55) 12.9 μg/m3 (52) 55.0
 
Sept. 13, 2019, 9 a.m. 31.1 ppb (29) 10.3 ppb (10) N/A 21.0 ppb (19) N/A N/A 2.0 ppb (2) 0.39 ppb (4) 55.0 μg/m3 (50) 13.6 μg/m3 (53) 53.0
 
Sept. 13, 2019, 8 a.m. 22.7 ppb (21) 4.2 ppb (4) N/A 18.0 ppb (17) N/A N/A 5.0 ppb (4) 0.35 ppb (4) 64.0 μg/m3 (54) 14.8 μg/m3 (56) 56.0
 
Sept. 13, 2019, 7 a.m. 26.9 ppb (25) 4.1 ppb (4) N/A 23.0 ppb (21) N/A N/A 4.0 ppb (3) 0.42 ppb (5) 65.0 μg/m3 (55) 16.8 μg/m3 (60) 60.0
 
Sept. 13, 2019, 6 a.m. 20.1 ppb (19) 2.6 ppb (2) N/A 18.0 ppb (17) N/A N/A 11.0 ppb (8) 0.32 ppb (4) 67.0 μg/m3 (56) 14.6 μg/m3 (56) 56.0
 
Sept. 13, 2019, 5 a.m. 18.3 ppb (17) 1.5 ppb (1) N/A 17.0 ppb (16) N/A N/A 18.0 ppb (14) 0.28 ppb (3) 73.0 μg/m3 (59) 12.9 μg/m3 (52) 59.0
 
Sept. 13, 2019, 4 a.m. 15.8 ppb (15) 1.2 ppb (1) N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.23 ppb (3) 63.0 μg/m3 (54) 13.9 μg/m3 (54) 54.0
 
Sept. 13, 2019, 3 a.m. 14.6 ppb (14) 0.8 ppb (1) N/A 14.0 ppb (13) N/A N/A 34.0 ppb (26) 0.24 ppb (3) 71.0 μg/m3 (58) 14.1 μg/m3 (54) 58.0
 
Sept. 13, 2019, 2 a.m. 12.4 ppb (11) 0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A 48.0 ppb (37) 0.22 ppb (2) 83.0 μg/m3 (64) 13.1 μg/m3 (52) 64.0
 
Sept. 13, 2019, 1 a.m. 10.4 ppb (10) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 68.0 ppb (52) 0.2 ppb (2) 76.0 μg/m3 (60) 12.9 μg/m3 (52) 60.0
 
Sept. 13, 2019, midnight 9.1 ppb (8) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 93.0 ppb (73) 0.21 ppb (2) 85.0 μg/m3 (65) 16.8 μg/m3 (60) 73.0
 
Sept. 12, 2019, 11 p.m. 10.2 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 103.0 ppb (82) 0.24 ppb (3) 90.0 μg/m3 (68) 13.6 μg/m3 (53) 82.0
 
Sept. 12, 2019, 10 p.m. 9.9 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 112.0 ppb (89) 0.27 ppb (3) 88.0 μg/m3 (66) 13.1 μg/m3 (52) 89.0
 
Sept. 12, 2019, 9 p.m. 8.7 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 98.0 ppb (78) 0.22 ppb (2) 94.0 μg/m3 (70) 13.6 μg/m3 (53) 78.0
 
Sept. 12, 2019, 8 p.m. 14.4 ppb (13) 1.5 ppb (1) N/A 13.0 ppb (12) N/A N/A 82.0 ppb (64) 0.24 ppb (3) 74.0 μg/m3 (60) 12.6 μg/m3 (51) 64.0
 
Sept. 12, 2019, 7 p.m. 22.1 ppb (20) 3.0 ppb (3) N/A 19.0 ppb (18) N/A N/A 71.0 ppb (55) 0.26 ppb (3) 110.0 μg/m3 (78) 18.3 μg/m3 (63) 78.0
 
Sept. 12, 2019, 6 p.m. 24.7 ppb (23) 4.2 ppb (4) N/A 21.0 ppb (19) N/A N/A 59.0 ppb (45) 0.31 ppb (3) 131.0 μg/m3 (88) 20.0 μg/m3 (67) 88.0
 
Sept. 12, 2019, 5 p.m. 22.6 ppb (21) 4.0 ppb (4) N/A 19.0 ppb (18) N/A N/A 51.0 ppb (39) 0.31 ppb (3) 81.0 μg/m3 (63) 17.3 μg/m3 (61) 63.0
 
Sept. 12, 2019, 4 p.m. 38.4 ppb (36) 11.2 ppb (10) N/A 27.0 ppb (25) N/A N/A 30.0 ppb (23) 0.43 ppb (5) 106.0 μg/m3 (76) 21.5 μg/m3 (70) 76.0
 
Sept. 12, 2019, 3 p.m. 60.0 ppb (56) 28.4 ppb (26) N/A 32.0 ppb (30) N/A N/A 11.0 ppb (8) 0.56 ppb (6) 110.0 μg/m3 (78) 25.5 μg/m3 (79) 79.0
 
Sept. 12, 2019, 2 p.m. 62.8 ppb (59) 38.0 ppb (35) N/A 25.0 ppb (23) N/A N/A 4.0 ppb (3) 0.62 ppb (7) 96.0 μg/m3 (70) 19.8 μg/m3 (67) 70.0
 
Sept. 12, 2019, 1 p.m. 48.9 ppb (45) 28.6 ppb (26) N/A 20.0 ppb (19) N/A N/A 2.0 ppb (2) 0.64 ppb (7) 77.0 μg/m3 (61) 14.1 μg/m3 (54) 61.0
 
Sept. 12, 2019, noon 38.5 ppb (36) 21.0 ppb (19) N/A 18.0 ppb (17) N/A N/A 2.0 ppb (2) 0.6 ppb (7) 62.0 μg/m3 (54) 14.6 μg/m3 (56) 56.0
 
Sept. 12, 2019, 11 a.m. 23.7 ppb (22) 5.6 ppb (5) N/A 18.0 ppb (17) N/A N/A 4.0 ppb (3) 0.39 ppb (4) 60.0 μg/m3 (52) 14.1 μg/m3 (54) 54.0
 
Sept. 12, 2019, 10 a.m. 18.0 ppb (17) 2.3 ppb (2) N/A 16.0 ppb (15) N/A N/A 5.0 ppb (4) 0.31 ppb (3) 61.0 μg/m3 (53) 14.1 μg/m3 (54) 54.0
 
Sept. 12, 2019, 9 a.m. 13.8 ppb (13) 1.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 10.0 ppb (8) 0.28 ppb (3) 58.0 μg/m3 (52) 15.1 μg/m3 (57) 57.0
 
Sept. 12, 2019, 8 a.m. 11.8 ppb (11) 1.4 ppb (1) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) 0.26 ppb (3) 59.0 μg/m3 (52) 14.1 μg/m3 (54) 54.0
 
Sept. 12, 2019, 7 a.m. 15.9 ppb (15) 3.9 ppb (4) N/A 12.0 ppb (11) N/A N/A 16.0 ppb (12) 0.27 ppb (3) 65.0 μg/m3 (55) 12.9 μg/m3 (52) 55.0
 
Sept. 12, 2019, 6 a.m. 12.1 ppb (11) 1.2 ppb (1) N/A 11.0 ppb (10) N/A N/A 22.0 ppb (17) 0.2 ppb (2) 66.0 μg/m3 (56) 12.1 μg/m3 (50) 56.0
 
Sept. 12, 2019, 5 a.m. 9.6 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 36.0 ppb (28) 0.18 ppb (2) 64.0 μg/m3 (54) 17.3 μg/m3 (61) 61.0
 
Sept. 12, 2019, 4 a.m. 9.8 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 40.0 ppb (31) 0.19 ppb (2) 58.0 μg/m3 (52) 13.1 μg/m3 (52) 52.0
 
Sept. 12, 2019, 3 a.m. 9.3 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 45.0 ppb (35) 0.17 ppb (2) 56.0 μg/m3 (50) 17.3 μg/m3 (61) 61.0
 
Sept. 12, 2019, 2 a.m. 9.6 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 51.0 ppb (39) 0.17 ppb (2) 56.0 μg/m3 (50) 16.3 μg/m3 (59) 59.0
 
Sept. 12, 2019, 1 a.m. 9.4 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 65.0 ppb (50) 0.17 ppb (2) 77.0 μg/m3 (61) 14.6 μg/m3 (56) 61.0
 
Sept. 12, 2019, midnight 6.3 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 85.0 ppb (67) 0.17 ppb (2) 71.0 μg/m3 (58) 13.1 μg/m3 (52) 67.0
 
Sept. 11, 2019, 11 p.m. 5.2 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 88.0 ppb (69) 0.15 ppb (2) 71.0 μg/m3 (58) 11.6 μg/m3 (48) 69.0
 
Sept. 11, 2019, 10 p.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 84.0 ppb (66) 0.15 ppb (2) 75.0 μg/m3 (60) 13.1 μg/m3 (52) 66.0
 
Sept. 11, 2019, 9 p.m. 4.7 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 76.0 ppb (59) 0.13 ppb (1) 71.0 μg/m3 (58) 12.6 μg/m3 (51) 59.0
 
Sept. 11, 2019, 8 p.m. 5.7 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 72.0 ppb (56) 0.13 ppb (1) 66.0 μg/m3 (56) 13.8 μg/m3 (54) 56.0
 
Sept. 11, 2019, 7 p.m. 7.8 ppb (7) 1.1 ppb (1) N/A 7.0 ppb (6) N/A N/A 62.0 ppb (48) 0.15 ppb (2) 73.0 μg/m3 (59) 15.8 μg/m3 (58) 59.0
 
Sept. 11, 2019, 6 p.m. 6.9 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (42) 0.14 ppb (2) 64.0 μg/m3 (54) 17.0 μg/m3 (61) 61.0
 
Sept. 11, 2019, 5 p.m. 6.7 ppb (6) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 46.0 ppb (35) 0.14 ppb (2) 61.0 μg/m3 (53) 13.8 μg/m3 (54) 54.0
 
Sept. 11, 2019, 4 p.m. 13.2 ppb (12) 3.6 ppb (3) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.18 ppb (2) 57.0 μg/m3 (51) 12.6 μg/m3 (51) 51.0
 
Sept. 11, 2019, 3 p.m. 21.1 ppb (20) 6.2 ppb (6) N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) 0.24 ppb (3) 74.0 μg/m3 (60) 18.3 μg/m3 (63) 63.0
 
Sept. 11, 2019, 2 p.m. 16.6 ppb (15) 2.8 ppb (3) N/A 14.0 ppb (13) N/A N/A 15.0 ppb (12) 0.22 ppb (2) 66.0 μg/m3 (56) 13.1 μg/m3 (52) 56.0
 
Sept. 11, 2019, 1 p.m. 16.8 ppb (16) 2.6 ppb (2) N/A 14.0 ppb (13) N/A N/A 12.0 ppb (9) 0.18 ppb (2) 49.0 μg/m3 (45) 11.9 μg/m3 (50) 50.0
 
Sept. 11, 2019, noon 11.7 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A 14.0 ppb (11) 0.18 ppb (2) 47.0 μg/m3 (43) 11.2 μg/m3 (47) 47.0
 
Sept. 11, 2019, 11 a.m. 10.7 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 13.0 ppb (10) 0.16 ppb (2) 44.0 μg/m3 (40) 8.6 μg/m3 (36) 40.0
 
Sept. 11, 2019, 10 a.m. 8.1 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) 0.15 ppb (2) 39.0 μg/m3 (35) 8.1 μg/m3 (34) 35.0
 
Sept. 11, 2019, 9 a.m. 6.1 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (15) 0.12 ppb (1) 49.0 μg/m3 (45) 10.4 μg/m3 (43) 45.0
 
Sept. 11, 2019, 8 a.m. 5.8 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) 0.12 ppb (1) 48.0 μg/m3 (44) 9.5 μg/m3 (40) 44.0
 
Sept. 11, 2019, 7 a.m. 4.8 ppb (4) 0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.11 ppb (1) 39.0 μg/m3 (35) 7.6 μg/m3 (32) 35.0
 
Sept. 11, 2019, 6 a.m. 4.7 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (24) 0.11 ppb (1) 35.0 μg/m3 (32) 7.9 μg/m3 (33) 33.0
 
Sept. 11, 2019, 5 a.m. 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.11 ppb (1) 37.0 μg/m3 (34) 8.1 μg/m3 (34) 34.0
 
Sept. 11, 2019, 4 a.m. 4.9 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.11 ppb (1) 32.0 μg/m3 (29) 7.1 μg/m3 (30) 30.0
 
Sept. 11, 2019, 3 a.m. 5.7 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.11 ppb (1) 30.0 μg/m3 (27) 8.1 μg/m3 (34) 34.0
 
Sept. 11, 2019, 2 a.m. 4.7 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) 0.11 ppb (1) 40.0 μg/m3 (36) 8.8 μg/m3 (37) 37.0
 
Sept. 11, 2019, 1 a.m. 4.3 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) 0.11 ppb (1) 57.0 μg/m3 (51) 9.0 μg/m3 (38) 51.0
 
Sept. 11, 2019, midnight 4.4 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 57.0 ppb (44) 0.12 ppb (1) 69.0 μg/m3 (57) 11.9 μg/m3 (50) 57.0
 
Sept. 10, 2019, 11 p.m. 3.9 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 70.0 ppb (54) 0.12 ppb (1) 90.0 μg/m3 (68) 12.6 μg/m3 (51) 68.0
 
Sept. 10, 2019, 10 p.m. 4.5 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 72.0 ppb (56) 0.12 ppb (1) 55.0 μg/m3 (50) 12.1 μg/m3 (50) 56.0
 
Sept. 10, 2019, 9 p.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 65.0 ppb (50) 0.12 ppb (1) 61.0 μg/m3 (53) 14.1 μg/m3 (54) 54.0
 
Sept. 10, 2019, 8 p.m. 5.2 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 58.0 ppb (45) 0.11 ppb (1) 70.0 μg/m3 (58) 11.9 μg/m3 (50) 58.0
 
Sept. 10, 2019, 7 p.m. 4.3 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 53.0 ppb (41) 0.11 ppb (1) 53.0 μg/m3 (48) 9.4 μg/m3 (39) 48.0
 
Sept. 10, 2019, 6 p.m. 3.5 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) 0.1 ppb (1) 46.0 μg/m3 (42) 9.3 μg/m3 (39) 42.0
 
Sept. 10, 2019, 5 p.m. 4.1 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) 0.1 ppb (1) 53.0 μg/m3 (48) 11.4 μg/m3 (48) 48.0
 
Sept. 10, 2019, 4 p.m. 4.6 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) 0.12 ppb (1) 51.0 μg/m3 (46) 14.3 μg/m3 (55) 55.0
 
Sept. 10, 2019, 3 p.m. 6.1 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.11 ppb (1) 54.0 μg/m3 (49) 13.6 μg/m3 (53) 53.0
 
Sept. 10, 2019, 2 p.m. 7.7 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) 0.12 ppb (1) 48.0 μg/m3 (44) 10.2 μg/m3 (42) 44.0
 
Sept. 10, 2019, 1 p.m. 6.8 ppb (6) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) 0.11 ppb (1) 38.0 μg/m3 (35) 9.4 μg/m3 (39) 39.0
 
Sept. 10, 2019, noon 5.1 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 36.0 μg/m3 (33) 9.2 μg/m3 (38) 38.0
 
Sept. 10, 2019, 11 a.m. 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) 0.09 ppb (1) 40.0 μg/m3 (36) 7.9 μg/m3 (33) 36.0
 
Sept. 10, 2019, 10 a.m. 5.7 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.1 ppb (1) 46.0 μg/m3 (42) 9.0 μg/m3 (38) 42.0
 
Sept. 10, 2019, 9 a.m. 4.9 ppb (5) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.09 ppb (1) 42.0 μg/m3 (38) 10.2 μg/m3 (42) 42.0
 
Sept. 10, 2019, 8 a.m. 5.3 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.1 ppb (1) 48.0 μg/m3 (44) 10.9 μg/m3 (45) 45.0
 
Sept. 10, 2019, 7 a.m. 6.5 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) 0.12 ppb (1) 46.0 μg/m3 (42) 8.4 μg/m3 (35) 42.0
 
Sept. 10, 2019, 6 a.m. 5.3 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 47.0 μg/m3 (43) 5.4 μg/m3 (23) 43.0
 
Sept. 10, 2019, 5 a.m. 5.8 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.11 ppb (1) 36.0 μg/m3 (33) 6.6 μg/m3 (28) 33.0
 
Sept. 10, 2019, 4 a.m. 5.9 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) 0.12 ppb (1) 54.0 μg/m3 (49) 8.1 μg/m3 (34) 49.0
 
Sept. 10, 2019, 3 a.m. 6.7 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) 0.14 ppb (2) 47.0 μg/m3 (43) 10.9 μg/m3 (45) 45.0
 
Sept. 10, 2019, 2 a.m. 6.1 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (32) 0.15 ppb (2) 70.0 μg/m3 (58) 13.4 μg/m3 (53) 58.0
 
Sept. 10, 2019, 1 a.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 50.0 ppb (38) 0.12 ppb (1) 67.0 μg/m3 (56) 11.4 μg/m3 (48) 56.0
 
Sept. 10, 2019, midnight 4.5 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 59.0 ppb (45) 0.12 ppb (1) 71.0 μg/m3 (58) 9.0 μg/m3 (38) 58.0
 
Sept. 9, 2019, 11 p.m. 4.2 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 72.0 ppb (56) 0.13 ppb (1) 71.0 μg/m3 (58) 9.7 μg/m3 (40) 58.0
 
Sept. 9, 2019, 10 p.m. 4.8 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 78.0 ppb (61) 0.14 ppb (2) 102.0 μg/m3 (74) 10.6 μg/m3 (44) 74.0
 
Sept. 9, 2019, 9 p.m. 5.5 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 76.0 ppb (59) 0.15 ppb (2) 71.0 μg/m3 (58) 12.6 μg/m3 (51) 59.0
 
Sept. 9, 2019, 8 p.m. 4.2 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 70.0 ppb (54) 0.12 ppb (1) 69.0 μg/m3 (57) 13.6 μg/m3 (53) 57.0
 
Sept. 9, 2019, 7 p.m. 4.2 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 64.0 ppb (49) 0.12 ppb (1) 69.0 μg/m3 (57) 11.6 μg/m3 (48) 57.0
 
Sept. 9, 2019, 6 p.m. 6.7 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 56.0 ppb (43) 0.16 ppb (2) 89.0 μg/m3 (67) 12.1 μg/m3 (50) 67.0
 
Sept. 9, 2019, 5 p.m. 9.8 ppb (9) 2.0 ppb (2) N/A 8.0 ppb (7) N/A N/A 43.0 ppb (33) 0.17 ppb (2) 69.0 μg/m3 (57) 13.6 μg/m3 (53) 57.0
 
Sept. 9, 2019, 4 p.m. 14.6 ppb (14) 4.0 ppb (4) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.19 ppb (2) 58.0 μg/m3 (52) 13.6 μg/m3 (53) 53.0
 
Sept. 9, 2019, 3 p.m. 25.9 ppb (24) 10.1 ppb (9) N/A 16.0 ppb (15) N/A N/A 16.0 ppb (12) 0.27 ppb (3) 77.0 μg/m3 (61) 14.1 μg/m3 (54) 61.0
 
Sept. 9, 2019, 2 p.m. 25.6 ppb (24) 11.2 ppb (10) N/A 14.0 ppb (13) N/A N/A 10.0 ppb (8) 0.3 ppb (3) 78.0 μg/m3 (62) 13.3 μg/m3 (53) 62.0
 
Sept. 9, 2019, 1 p.m. 30.2 ppb (28) 14.5 ppb (13) N/A 16.0 ppb (15) N/A N/A 2.0 ppb (2) 0.35 ppb (4) 74.0 μg/m3 (60) 10.6 μg/m3 (44) 60.0
 
Sept. 9, 2019, noon 21.6 ppb (20) 5.5 ppb (5) N/A 16.0 ppb (15) N/A N/A 4.0 ppb (3) 0.25 ppb (3) 62.0 μg/m3 (54) 8.7 μg/m3 (36) 54.0
 
Sept. 9, 2019, 11 a.m. 12.7 ppb (12) 1.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 9.0 ppb (7) 0.2 ppb (2) 53.0 μg/m3 (48) 8.7 μg/m3 (36) 48.0
 
Sept. 9, 2019, 10 a.m. 8.1 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) 0.15 ppb (2) 55.0 μg/m3 (50) 10.7 μg/m3 (45) 50.0
 
Sept. 9, 2019, 9 a.m. 8.7 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A N/A 18.0 ppb (14) 0.16 ppb (2) 58.0 μg/m3 (52) 12.9 μg/m3 (52) 52.0
 
Sept. 9, 2019, 8 a.m. 10.5 ppb (10) 1.5 ppb (1) N/A 9.0 ppb (8) N/A N/A 17.0 ppb (13) 0.18 ppb (2) 80.0 μg/m3 (62) 12.9 μg/m3 (52) 62.0
 
Sept. 9, 2019, 7 a.m. 9.3 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) 0.18 ppb (2) 67.0 μg/m3 (56) 12.9 μg/m3 (52) 56.0
 
Sept. 9, 2019, 6 a.m. 10.0 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.18 ppb (2) 81.0 μg/m3 (63) 12.6 μg/m3 (51) 63.0
 
Sept. 9, 2019, 5 a.m. 9.0 ppb (8) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) 0.21 ppb (2) 66.0 μg/m3 (56) 10.9 μg/m3 (45) 56.0
 
Sept. 9, 2019, 4 a.m. 6.3 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) 0.12 ppb (1) 62.0 μg/m3 (54) 9.5 μg/m3 (40) 54.0
 
Sept. 9, 2019, 3 a.m. 5.7 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) 0.12 ppb (1) 38.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
Sept. 9, 2019, 2 a.m. 4.7 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.12 ppb (1) 67.0 μg/m3 (56) 11.2 μg/m3 (47) 56.0
 
Sept. 9, 2019, 1 a.m. 3.5 ppb (3) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 57.0 ppb (44) 0.11 ppb (1) 66.0 μg/m3 (56) 11.9 μg/m3 (50) 56.0
 
Sept. 9, 2019, midnight 3.2 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (47) 0.11 ppb (1) 56.0 μg/m3 (50) 12.6 μg/m3 (51) 51.0
 
Sept. 8, 2019, 11 p.m. 3.5 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 63.0 ppb (48) 0.11 ppb (1) 69.0 μg/m3 (57) 11.1 μg/m3 (46) 57.0
 
Sept. 8, 2019, 10 p.m. 3.3 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 63.0 ppb (48) 0.1 ppb (1) 74.0 μg/m3 (60) 10.6 μg/m3 (44) 60.0
 
Sept. 8, 2019, 9 p.m. 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) 0.11 ppb (1) 51.0 μg/m3 (46) 11.1 μg/m3 (46) 49.0
 
Sept. 8, 2019, 8 p.m. 3.2 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 56.0 ppb (43) 0.1 ppb (1) 51.0 μg/m3 (46) 9.7 μg/m3 (40) 46.0
 
Sept. 8, 2019, 7 p.m. 2.6 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.08 ppb (1) 57.0 μg/m3 (51) 11.3 μg/m3 (47) 51.0
 
Sept. 8, 2019, 6 p.m. 3.1 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.08 ppb (1) 52.0 μg/m3 (47) 10.9 μg/m3 (45) 47.0
 
Sept. 8, 2019, 5 p.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.09 ppb (1) 44.0 μg/m3 (40) 9.0 μg/m3 (38) 40.0
 
Sept. 8, 2019, 4 p.m. 4.5 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) 0.08 ppb (1) 41.0 μg/m3 (37) 10.4 μg/m3 (43) 43.0
 
Sept. 8, 2019, 3 p.m. 6.2 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.09 ppb (1) 55.0 μg/m3 (50) 12.4 μg/m3 (51) 51.0
 
Sept. 8, 2019, 2 p.m. 12.3 ppb (11) 3.9 ppb (4) N/A 8.0 ppb (7) N/A N/A 9.0 ppb (7) 0.17 ppb (2) 77.0 μg/m3 (61) 10.6 μg/m3 (44) 61.0
 
Sept. 8, 2019, 1 p.m. 6.1 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 9.0 ppb (7) 0.11 ppb (1) 40.0 μg/m3 (36) 6.3 μg/m3 (26) 36.0
 
Sept. 8, 2019, noon 6.7 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) 0.13 ppb (1) 37.0 μg/m3 (34) 7.6 μg/m3 (32) 34.0
 
Sept. 8, 2019, 11 a.m. 6.6 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 12.0 ppb (9) 0.11 ppb (1) 40.0 μg/m3 (36) 10.7 μg/m3 (45) 45.0
 
Sept. 8, 2019, 10 a.m. 6.9 ppb (6) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) 0.14 ppb (2) 47.0 μg/m3 (43) 9.2 μg/m3 (38) 43.0
 
Sept. 8, 2019, 9 a.m. 6.9 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.12 ppb (1) 51.0 μg/m3 (46) 8.8 μg/m3 (37) 46.0
 
Sept. 8, 2019, 8 a.m. 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (15) 0.12 ppb (1) 42.0 μg/m3 (38) 9.2 μg/m3 (38) 38.0
 
Sept. 8, 2019, 7 a.m. 6.2 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.14 ppb (2) 49.0 μg/m3 (45) 9.0 μg/m3 (38) 45.0
 
Sept. 8, 2019, 6 a.m. 7.4 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) 0.18 ppb (2) 57.0 μg/m3 (51) 10.9 μg/m3 (45) 51.0
 
Sept. 8, 2019, 5 a.m. 13.1 ppb (12) 3.9 ppb (4) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.23 ppb (3) 59.0 μg/m3 (52) 11.2 μg/m3 (47) 52.0
 
Sept. 8, 2019, 4 a.m. 11.0 ppb (10) 0.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.17 ppb (2) 40.0 μg/m3 (36) 9.2 μg/m3 (38) 38.0
 
Sept. 8, 2019, 3 a.m. 8.8 ppb (8) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 34.0 ppb (26) 0.12 ppb (1) 57.0 μg/m3 (51) 10.4 μg/m3 (43) 51.0
 
Sept. 8, 2019, 2 a.m. 6.1 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (32) 0.17 ppb (2) 64.0 μg/m3 (54) 12.6 μg/m3 (51) 54.0
 
Sept. 8, 2019, 1 a.m. 5.0 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 57.0 ppb (44) 0.24 ppb (3) 78.0 μg/m3 (62) 11.4 μg/m3 (48) 62.0
 
Sept. 8, 2019, midnight 4.1 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 65.0 ppb (50) 0.16 ppb (2) 58.0 μg/m3 (52) 8.5 μg/m3 (35) 52.0
 
Sept. 7, 2019, 11 p.m. 3.6 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 68.0 ppb (52) 0.1 ppb (1) 56.0 μg/m3 (50) 6.3 μg/m3 (26) 52.0
 
Sept. 7, 2019, 10 p.m. 3.1 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 68.0 ppb (52) 0.1 ppb (1) 57.0 μg/m3 (51) 6.6 μg/m3 (28) 52.0
 
Sept. 7, 2019, 9 p.m. 3.4 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 67.0 ppb (52) 0.11 ppb (1) 61.0 μg/m3 (53) 8.3 μg/m3 (35) 53.0