AQSQID: 060658005

Site Name: Mira Loma - Van Buren

Location: Riverside Co, CA

Reporting: True, Located: True

Current AQI: 48.0

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. 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
 
Sept. 7, 2019, 8 p.m. 5.7 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 76.0 ppb (59) 0.15 ppb (2) 63.0 μg/m3 (54) 9.2 μg/m3 (38) 59.0
 
Sept. 7, 2019, 7 p.m. 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 81.0 ppb (63) 0.19 ppb (2) 67.0 μg/m3 (56) 9.2 μg/m3 (38) 63.0
 
Sept. 7, 2019, 6 p.m. 6.4 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 65.0 ppb (50) 0.17 ppb (2) 52.0 μg/m3 (47) 10.6 μg/m3 (44) 50.0
 
Sept. 7, 2019, 5 p.m. 11.5 ppb (11) 1.7 ppb (2) N/A 10.0 ppb (9) N/A N/A 52.0 ppb (40) 0.21 ppb (2) 83.0 μg/m3 (64) 12.8 μg/m3 (52) 64.0
 
Sept. 7, 2019, 4 p.m. 21.1 ppb (20) 5.2 ppb (5) N/A 16.0 ppb (15) N/A N/A 33.0 ppb (25) 0.27 ppb (3) 65.0 μg/m3 (55) 14.3 μg/m3 (55) 55.0
 
Sept. 7, 2019, 3 p.m. 26.0 ppb (24) 8.3 ppb (8) N/A 18.0 ppb (17) N/A N/A 21.0 ppb (16) 0.33 ppb (4) 71.0 μg/m3 (58) 18.5 μg/m3 (64) 64.0
 
Sept. 7, 2019, 2 p.m. 49.0 ppb (45) 26.4 ppb (24) N/A 23.0 ppb (21) N/A N/A 6.0 ppb (5) 0.54 ppb (6) 96.0 μg/m3 (70) 13.1 μg/m3 (52) 70.0
 
Sept. 7, 2019, 1 p.m. 27.2 ppb (25) 9.6 ppb (9) N/A 18.0 ppb (17) N/A N/A 3.0 ppb (2) 0.41 ppb (5) 103.0 μg/m3 (74) 18.5 μg/m3 (64) 74.0
 
Sept. 7, 2019, noon 24.7 ppb (23) 7.0 ppb (6) N/A 18.0 ppb (17) N/A N/A 4.0 ppb (3) 0.36 ppb (4) 62.0 μg/m3 (54) 13.4 μg/m3 (53) 54.0
 
Sept. 7, 2019, 11 a.m. 21.1 ppb (20) 4.1 ppb (4) N/A 17.0 ppb (16) N/A N/A 5.0 ppb (4) 0.3 ppb (3) 58.0 μg/m3 (52) 18.3 μg/m3 (63) 63.0
 
Sept. 7, 2019, 10 a.m. 17.1 ppb (16) 2.5 ppb (2) N/A 15.0 ppb (14) N/A N/A 9.0 ppb (7) 0.28 ppb (3) 67.0 μg/m3 (56) 13.4 μg/m3 (53) 56.0
 
Sept. 7, 2019, 9 a.m. 21.7 ppb (20) 3.6 ppb (3) N/A 18.0 ppb (17) N/A N/A 8.0 ppb (6) 0.33 ppb (4) 86.0 μg/m3 (66) 15.6 μg/m3 (58) 66.0
 
Sept. 7, 2019, 8 a.m. 24.9 ppb (23) 4.1 ppb (4) N/A 21.0 ppb (19) N/A N/A 6.0 ppb (5) 0.47 ppb (5) 75.0 μg/m3 (60) 19.3 μg/m3 (66) 66.0
 
Sept. 7, 2019, 7 a.m. 20.6 ppb (19) 1.9 ppb (2) N/A 19.0 ppb (18) N/A N/A 13.0 ppb (10) 0.33 ppb (4) 74.0 μg/m3 (60) 16.8 μg/m3 (60) 60.0
 
Sept. 7, 2019, 6 a.m. 18.3 ppb (17) 2.0 ppb (2) N/A 16.0 ppb (15) N/A N/A 17.0 ppb (13) 0.22 ppb (2) 58.0 μg/m3 (52) 12.9 μg/m3 (52) 52.0
 
Sept. 7, 2019, 5 a.m. 11.2 ppb (10) 0.4 ppb (0) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.17 ppb (2) 70.0 μg/m3 (58) 9.7 μg/m3 (40) 58.0
 
Sept. 7, 2019, 4 a.m. 8.2 ppb (8) 0.1 ppb (0) N/A 8.0 ppb (7) N/A N/A 36.0 ppb (28) 0.14 ppb (2) 66.0 μg/m3 (56) 9.2 μg/m3 (38) 56.0
 
Sept. 7, 2019, 3 a.m. 6.0 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) 0.11 ppb (1) 36.0 μg/m3 (33) 11.9 μg/m3 (50) 50.0
 
Sept. 7, 2019, 2 a.m. 10.1 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 43.0 ppb (33) 0.17 ppb (2) 78.0 μg/m3 (62) 12.1 μg/m3 (50) 62.0
 
Sept. 7, 2019, 1 a.m. 9.3 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 54.0 ppb (42) 0.16 ppb (2) 66.0 μg/m3 (56) 11.4 μg/m3 (48) 56.0
 
Sept. 7, 2019, midnight 6.2 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 62.0 ppb (48) 0.12 ppb (1) 59.0 μg/m3 (52) 9.0 μg/m3 (38) 52.0
 
Sept. 6, 2019, 11 p.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 63.0 ppb (48) 0.09 ppb (1) 55.0 μg/m3 (50) 7.3 μg/m3 (30) 50.0
 
Sept. 6, 2019, 10 p.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 69.0 ppb (53) 0.1 ppb (1) 67.0 μg/m3 (56) 8.0 μg/m3 (33) 56.0
 
Sept. 6, 2019, 9 p.m. 7.4 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 79.0 ppb (62) 0.16 ppb (2) 63.0 μg/m3 (54) 8.0 μg/m3 (33) 62.0
 
Sept. 6, 2019, 8 p.m. 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 76.0 ppb (59) 0.14 ppb (2) 48.0 μg/m3 (44) 9.2 μg/m3 (38) 59.0
 
Sept. 6, 2019, 7 p.m. 7.2 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 80.0 ppb (62) 0.18 ppb (2) 64.0 μg/m3 (54) 9.9 μg/m3 (41) 62.0
 
Sept. 6, 2019, 6 p.m. 8.7 ppb (8) 1.2 ppb (1) N/A 8.0 ppb (7) N/A N/A 55.0 ppb (42) 0.15 ppb (2) 64.0 μg/m3 (54) 10.1 μg/m3 (42) 54.0
 
Sept. 6, 2019, 5 p.m. 15.4 ppb (14) 3.0 ppb (3) N/A 12.0 ppb (11) N/A N/A 45.0 ppb (35) 0.22 ppb (2) 69.0 μg/m3 (57) 12.6 μg/m3 (51) 57.0
 
Sept. 6, 2019, 4 p.m. 23.3 ppb (22) 6.6 ppb (6) N/A 17.0 ppb (16) N/A N/A 28.0 ppb (22) 0.27 ppb (3) 53.0 μg/m3 (48) 13.6 μg/m3 (53) 53.0
 
Sept. 6, 2019, 3 p.m. 29.1 ppb (27) 10.4 ppb (10) N/A 19.0 ppb (18) N/A N/A 17.0 ppb (13) 0.32 ppb (4) 110.0 μg/m3 (78) 13.6 μg/m3 (53) 78.0
 
Sept. 6, 2019, 2 p.m. 31.7 ppb (29) 14.1 ppb (13) N/A 18.0 ppb (17) N/A N/A 9.0 ppb (7) 0.42 ppb (5) 99.0 μg/m3 (72) 18.3 μg/m3 (63) 72.0
 
Sept. 6, 2019, 1 p.m. 32.2 ppb (30) 14.1 ppb (13) N/A 18.0 ppb (17) N/A N/A 2.0 ppb (2) 0.42 ppb (5) 122.0 μg/m3 (84) 18.0 μg/m3 (63) 84.0
 
Sept. 6, 2019, noon 26.2 ppb (24) 8.5 ppb (8) N/A 18.0 ppb (17) N/A N/A 4.0 ppb (3) 0.52 ppb (6) 64.0 μg/m3 (54) 13.9 μg/m3 (54) 54.0
 
Sept. 6, 2019, 11 a.m. 19.5 ppb (18) 4.1 ppb (4) N/A 15.0 ppb (14) N/A N/A 7.0 ppb (5) 0.24 ppb (3) 60.0 μg/m3 (52) 12.9 μg/m3 (52) 52.0
 
Sept. 6, 2019, 10 a.m. 14.2 ppb (13) 2.6 ppb (2) N/A 12.0 ppb (11) N/A N/A 12.0 ppb (9) 0.23 ppb (3) 59.0 μg/m3 (52) 9.9 μg/m3 (41) 52.0
 
Sept. 6, 2019, 9 a.m. 11.5 ppb (11) 1.1 ppb (1) N/A 10.0 ppb (9) N/A N/A 17.0 ppb (13) 0.19 ppb (2) 53.0 μg/m3 (48) 9.0 μg/m3 (38) 48.0
 
Sept. 6, 2019, 8 a.m. 10.6 ppb (10) 1.1 ppb (1) N/A 9.0 ppb (8) N/A N/A 20.0 ppb (15) 0.16 ppb (2) 45.0 μg/m3 (41) 8.8 μg/m3 (37) 41.0
 
Sept. 6, 2019, 7 a.m. 12.6 ppb (12) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) 0.15 ppb (2) 55.0 μg/m3 (50) 9.7 μg/m3 (40) 50.0
 
Sept. 6, 2019, 6 a.m. 10.0 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.16 ppb (2) 63.0 μg/m3 (54) 11.9 μg/m3 (50) 54.0
 
Sept. 6, 2019, 5 a.m. 13.5 ppb (12) 0.4 ppb (0) N/A 13.0 ppb (12) N/A N/A 24.0 ppb (18) 0.2 ppb (2) 75.0 μg/m3 (60) 13.4 μg/m3 (53) 60.0
 
Sept. 6, 2019, 4 a.m. 13.0 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 30.0 ppb (23) 0.17 ppb (2) 60.0 μg/m3 (52) 17.3 μg/m3 (61) 61.0
 
Sept. 6, 2019, 3 a.m. 10.4 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 38.0 ppb (29) 0.16 ppb (2) 63.0 μg/m3 (54) 10.9 μg/m3 (45) 54.0
 
Sept. 6, 2019, 2 a.m. 9.3 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 50.0 ppb (38) 0.15 ppb (2) 58.0 μg/m3 (52) 12.9 μg/m3 (52) 52.0
 
Sept. 6, 2019, 1 a.m. 7.0 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 59.0 ppb (45) 0.13 ppb (1) 52.0 μg/m3 (47) 12.4 μg/m3 (51) 51.0
 
Sept. 6, 2019, midnight 8.6 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 73.0 ppb (57) 0.15 ppb (2) 74.0 μg/m3 (60) 11.3 μg/m3 (47) 60.0
 
Sept. 5, 2019, 11 p.m. 6.3 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 76.0 ppb (59) 0.13 ppb (1) 69.0 μg/m3 (57) 10.8 μg/m3 (45) 59.0
 
Sept. 5, 2019, 10 p.m. 7.3 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 93.0 ppb (73) 0.16 ppb (2) 106.0 μg/m3 (76) 13.3 μg/m3 (53) 76.0
 
Sept. 5, 2019, 9 p.m. 7.8 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 91.0 ppb (72) 0.2 ppb (2) 82.0 μg/m3 (64) 14.3 μg/m3 (55) 72.0
 
Sept. 5, 2019, 8 p.m. 12.1 ppb (11) 1.2 ppb (1) N/A 11.0 ppb (10) N/A N/A 84.0 ppb (66) 0.23 ppb (3) 81.0 μg/m3 (63) 16.9 μg/m3 (60) 66.0
 
Sept. 5, 2019, 7 p.m. 10.4 ppb (10) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 70.0 ppb (54) 0.21 ppb (2) 84.0 μg/m3 (64) 15.5 μg/m3 (57) 64.0
 
Sept. 5, 2019, 6 p.m. 9.9 ppb (9) 1.8 ppb (2) N/A 8.0 ppb (7) N/A N/A 58.0 ppb (45) 0.21 ppb (2) 65.0 μg/m3 (55) 16.4 μg/m3 (59) 59.0
 
Sept. 5, 2019, 5 p.m. 20.6 ppb (19) 4.2 ppb (4) N/A 16.0 ppb (15) N/A N/A 37.0 ppb (28) 0.29 ppb (3) 97.0 μg/m3 (71) 18.9 μg/m3 (65) 71.0
 
Sept. 5, 2019, 4 p.m. 33.4 ppb (31) 9.5 ppb (9) N/A 24.0 ppb (22) N/A N/A 20.0 ppb (15) 0.41 ppb (5) N/A N/A 31.0
 
Sept. 5, 2019, 3 p.m. 43.8 ppb (41) 17.1 ppb (16) N/A 27.0 ppb (25) N/A N/A 9.0 ppb (7) 0.5 ppb (6) N/A N/A 41.0
 
Sept. 5, 2019, 2 p.m. 48.8 ppb (45) 25.0 ppb (23) N/A 24.0 ppb (22) N/A N/A 4.0 ppb (3) 0.54 ppb (6) 152.0 μg/m3 (98) 21.7 μg/m3 (71) 98.0
 
Sept. 5, 2019, 1 p.m. 43.8 ppb (41) 21.1 ppb (20) N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) 0.45 ppb (5) 95.0 μg/m3 (70) 13.0 μg/m3 (52) 70.0
 
Sept. 5, 2019, noon 33.9 ppb (31) 11.5 ppb (11) N/A 22.0 ppb (20) N/A N/A 2.0 ppb (2) 0.38 ppb (4) 85.0 μg/m3 (65) 12.1 μg/m3 (50) 65.0
 
Sept. 5, 2019, 11 a.m. 17.7 ppb (16) 1.9 ppb (2) N/A 16.0 ppb (15) N/A N/A 8.0 ppb (6) 0.23 ppb (3) 70.0 μg/m3 (58) 21.2 μg/m3 (70) 70.0
 
Sept. 5, 2019, 10 a.m. 17.6 ppb (16) 1.7 ppb (2) N/A 16.0 ppb (15) N/A N/A 9.0 ppb (7) 0.22 ppb (2) 68.0 μg/m3 (56) 13.6 μg/m3 (53) 56.0
 
Sept. 5, 2019, 9 a.m. 21.2 ppb (20) 1.9 ppb (2) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (6) 0.24 ppb (3) 73.0 μg/m3 (59) 14.3 μg/m3 (55) 59.0
 
Sept. 5, 2019, 8 a.m. 21.6 ppb (20) 1.6 ppb (1) N/A 20.0 ppb (19) N/A N/A 9.0 ppb (7) 0.28 ppb (3) 72.0 μg/m3 (58) 13.8 μg/m3 (54) 58.0
 
Sept. 5, 2019, 7 a.m. 14.5 ppb (13) 0.8 ppb (1) N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.22 ppb (2) 61.0 μg/m3 (53) 12.1 μg/m3 (50) 53.0
 
Sept. 5, 2019, 6 a.m. 14.3 ppb (13) 0.7 ppb (1) N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) 0.19 ppb (2) 68.0 μg/m3 (56) 10.2 μg/m3 (42) 56.0
 
Sept. 5, 2019, 5 a.m. 17.5 ppb (16) 1.3 ppb (1) N/A 16.0 ppb (15) N/A N/A 21.0 ppb (16) 0.2 ppb (2) 75.0 μg/m3 (60) 11.6 μg/m3 (48) 60.0
 
Sept. 5, 2019, 4 a.m. 13.0 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (11) N/A N/A 29.0 ppb (22) 0.16 ppb (2) 80.0 μg/m3 (62) 10.8 μg/m3 (45) 62.0
 
Sept. 5, 2019, 3 a.m. 10.1 ppb (9) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) 0.14 ppb (2) 75.0 μg/m3 (60) 9.2 μg/m3 (38) 60.0
 
Sept. 5, 2019, 2 a.m. 9.9 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 43.0 ppb (33) 0.14 ppb (2) 85.0 μg/m3 (65) 9.0 μg/m3 (38) 65.0
 
Sept. 5, 2019, 1 a.m. 6.9 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 50.0 ppb (38) 0.11 ppb (1) 122.0 μg/m3 (84) 9.2 μg/m3 (38) 84.0
 
Sept. 5, 2019, midnight 6.6 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 68.0 ppb (52) 0.14 ppb (2) 223.0 μg/m3 (134) 12.9 μg/m3 (52) 134.0
 
Sept. 4, 2019, 11 p.m. 10.3 ppb (10) 0.2 ppb (0) N/A 10.0 ppb (9) N/A N/A 105.0 ppb (83) 0.19 ppb (2) 85.0 μg/m3 (65) 14.4 μg/m3 (55) 83.0
 
Sept. 4, 2019, 10 p.m. 8.0 ppb (7) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 110.0 ppb (88) 0.2 ppb (2) 74.0 μg/m3 (60) 11.3 μg/m3 (47) 88.0
 
Sept. 4, 2019, 9 p.m. 8.7 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 110.0 ppb (88) 0.21 ppb (2) 70.0 μg/m3 (58) 10.1 μg/m3 (42) 88.0
 
Sept. 4, 2019, 8 p.m. 10.3 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 103.0 ppb (82) 0.22 ppb (2) 70.0 μg/m3 (58) 11.5 μg/m3 (48) 82.0
 
Sept. 4, 2019, 7 p.m. 10.2 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 84.0 ppb (66) 0.18 ppb (2) 79.0 μg/m3 (62) 11.3 μg/m3 (47) 66.0
 
Sept. 4, 2019, 6 p.m. 15.1 ppb (14) 2.4 ppb (2) N/A 13.0 ppb (12) N/A N/A 58.0 ppb (45) 0.17 ppb (2) 89.0 μg/m3 (67) 11.2 μg/m3 (47) 67.0
 
Sept. 4, 2019, 5 p.m. 22.1 ppb (20) 5.1 ppb (5) N/A 17.0 ppb (16) N/A N/A 40.0 ppb (31) 0.21 ppb (2) 56.0 μg/m3 (50) 11.2 μg/m3 (47) 50.0
 
Sept. 4, 2019, 4 p.m. 31.5 ppb (29) 9.8 ppb (9) N/A 22.0 ppb (20) N/A N/A 27.0 ppb (21) 0.24 ppb (3) 48.0 μg/m3 (44) 11.2 μg/m3 (47) 47.0
 
Sept. 4, 2019, 3 p.m. 68.2 ppb (65) 35.4 ppb (33) N/A 33.0 ppb (31) N/A N/A 10.0 ppb (8) 0.48 ppb (5) 111.0 μg/m3 (78) 18.6 μg/m3 (64) 78.0
 
Sept. 4, 2019, 2 p.m. 59.4 ppb (56) 34.3 ppb (32) N/A 25.0 ppb (23) N/A N/A 4.0 ppb (3) 0.5 ppb (6) 95.0 μg/m3 (70) 11.6 μg/m3 (48) 70.0
 
Sept. 4, 2019, 1 p.m. 56.8 ppb (53) 31.6 ppb (29) N/A 25.0 ppb (23) N/A N/A 2.0 ppb (2) 0.51 ppb (6) 93.0 μg/m3 (69) 16.7 μg/m3 (60) 69.0
 
Sept. 4, 2019, noon 62.9 ppb (59) 40.1 ppb (37) N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) 0.54 ppb (6) 80.0 μg/m3 (62) 16.5 μg/m3 (60) 62.0
 
Sept. 4, 2019, 11 a.m. 28.1 ppb (26) 7.5 ppb (7) N/A 21.0 ppb (19) N/A N/A 2.0 ppb (2) 0.35 ppb (4) 70.0 μg/m3 (58) 12.8 μg/m3 (52) 58.0
 
Sept. 4, 2019, 10 a.m. 22.5 ppb (21) 3.4 ppb (3) N/A 19.0 ppb (18) N/A N/A 4.0 ppb (3) 0.27 ppb (3) 61.0 μg/m3 (53) 13.3 μg/m3 (53) 53.0
 
Sept. 4, 2019, 9 a.m. 20.0 ppb (19) 1.8 ppb (2) N/A 18.0 ppb (17) N/A N/A 6.0 ppb (5) 0.28 ppb (3) 50.0 μg/m3 (45) 12.6 μg/m3 (51) 51.0
 
Sept. 4, 2019, 8 a.m. 18.1 ppb (17) 1.5 ppb (1) N/A 17.0 ppb (16) N/A N/A 8.0 ppb (6) 0.24 ppb (3) 61.0 μg/m3 (53) 10.9 μg/m3 (45) 53.0
 
Sept. 4, 2019, 7 a.m. 15.9 ppb (15) 0.6 ppb (1) N/A 15.0 ppb (14) N/A N/A 13.0 ppb (10) 0.25 ppb (3) 66.0 μg/m3 (56) 10.6 μg/m3 (44) 56.0
 
Sept. 4, 2019, 6 a.m. 14.4 ppb (13) 1.1 ppb (1) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.18 ppb (2) 54.0 μg/m3 (49) 7.8 μg/m3 (32) 49.0
 
Sept. 4, 2019, 5 a.m. 22.8 ppb (21) 1.5 ppb (1) N/A 21.0 ppb (19) N/A N/A 15.0 ppb (12) 0.21 ppb (2) 51.0 μg/m3 (46) 7.8 μg/m3 (32) 46.0
 
Sept. 4, 2019, 4 a.m. 13.2 ppb (12) 0.1 ppb (0) N/A 13.0 ppb (12) N/A N/A 27.0 ppb (21) 0.14 ppb (2) 35.0 μg/m3 (32) 9.2 μg/m3 (38) 38.0
 
Sept. 4, 2019, 3 a.m. 10.4 ppb (10) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 32.0 ppb (25) 0.14 ppb (2) 37.0 μg/m3 (34) 8.8 μg/m3 (37) 37.0
 
Sept. 4, 2019, 2 a.m. 9.9 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 39.0 ppb (30) 0.13 ppb (1) 56.0 μg/m3 (50) 9.0 μg/m3 (38) 50.0
 
Sept. 4, 2019, 1 a.m. 9.8 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (8) N/A N/A 55.0 ppb (42) 0.13 ppb (1) 57.0 μg/m3 (51) 12.2 μg/m3 (50) 51.0
 
Sept. 4, 2019, midnight 6.8 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 75.0 ppb (58) 0.14 ppb (2) 64.0 μg/m3 (54) 11.7 μg/m3 (49) 58.0
 
Sept. 3, 2019, 11 p.m. 6.3 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 86.0 ppb (68) 0.13 ppb (1) 60.0 μg/m3 (52) 10.1 μg/m3 (42) 68.0
 
Sept. 3, 2019, 10 p.m. 5.6 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 84.0 ppb (66) 0.14 ppb (2) 62.0 μg/m3 (54) 12.7 μg/m3 (51) 66.0
 
Sept. 3, 2019, 9 p.m. 4.8 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 72.0 ppb (56) 0.15 ppb (2) 65.0 μg/m3 (55) 12.7 μg/m3 (51) 56.0
 
Sept. 3, 2019, 8 p.m. 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 70.0 ppb (54) 0.13 ppb (1) 54.0 μg/m3 (49) 11.5 μg/m3 (48) 54.0
 
Sept. 3, 2019, 7 p.m. 5.8 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 71.0 ppb (55) 0.14 ppb (2) 58.0 μg/m3 (52) 10.3 μg/m3 (43) 55.0
 
Sept. 3, 2019, 6 p.m. 6.9 ppb (6) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (38) 0.1 ppb (1) 71.0 μg/m3 (58) 7.7 μg/m3 (32) 58.0
 
Sept. 3, 2019, 5 p.m. 11.1 ppb (10) 2.3 ppb (2) N/A 9.0 ppb (8) N/A N/A 39.0 ppb (30) 0.13 ppb (1) 45.0 μg/m3 (41) 10.3 μg/m3 (43) 43.0
 
Sept. 3, 2019, 4 p.m. 23.0 ppb (21) 7.2 ppb (7) N/A 16.0 ppb (15) N/A N/A 27.0 ppb (21) 0.23 ppb (3) 54.0 μg/m3 (49) 12.7 μg/m3 (51) 51.0