ID: 2783

AQSQID: 060710026

Site Name: Ontario Near Road

Added: April 21, 2020, 6:24 p.m.

Updated: Sept. 24, 2020, 6:39 p.m.

Location: Ontario (Fontana Gateway), CA

Reporting: True, Located: True

Current AQI: 93.0

Ontario (Fontana Gateway) CA, US: 34.068114, -117.525796

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 24, 2020, 5 p.m. 94.7 ppb (93) 37.2 ppb (34) N/A 58.0 ppb (54) N/A N/A N/A 0.66 ppb (7) N/A N/A 93.0
 
Sept. 24, 2020, 4 p.m. 118.0 ppb (103) 59.0 ppb (55) N/A 59.0 ppb (55) N/A N/A N/A 0.81 ppb (9) N/A N/A 103.0
 
Sept. 24, 2020, 3 p.m. 138.1 ppb (107) 77.6 ppb (75) N/A 60.0 ppb (56) N/A N/A N/A 0.93 ppb (10) N/A N/A 107.0
 
Sept. 24, 2020, 2 p.m. 134.4 ppb (106) 80.2 ppb (78) N/A 55.0 ppb (51) N/A N/A N/A 0.97 ppb (11) N/A N/A 106.0
 
Sept. 24, 2020, 1 p.m. 140.9 ppb (108) 91.8 ppb (90) N/A 50.0 ppb (46) N/A N/A N/A 0.88 ppb (10) N/A N/A 108.0
 
Sept. 24, 2020, noon 105.7 ppb (101) 58.2 ppb (54) N/A 48.0 ppb (44) N/A N/A N/A 0.75 ppb (8) N/A N/A 101.0
 
Sept. 24, 2020, 11 a.m. 81.5 ppb (79) 34.3 ppb (32) N/A 47.0 ppb (44) N/A N/A N/A 0.67 ppb (7) N/A N/A 79.0
 
Sept. 24, 2020, 10 a.m. 71.1 ppb (68) 23.1 ppb (21) N/A 48.0 ppb (44) N/A N/A N/A 0.6 ppb (7) N/A N/A 68.0
 
Sept. 24, 2020, 9 a.m. 55.3 ppb (51) 9.0 ppb (8) N/A 46.0 ppb (43) N/A N/A N/A 0.61 ppb (7) N/A N/A 51.0
 
Sept. 24, 2020, 8 a.m. 64.8 ppb (61) 17.3 ppb (16) N/A 48.0 ppb (44) N/A N/A N/A 0.69 ppb (8) N/A N/A 61.0
 
Sept. 24, 2020, 7 a.m. 70.3 ppb (67) 23.2 ppb (21) N/A 47.0 ppb (44) N/A N/A N/A 0.68 ppb (8) N/A N/A 67.0
 
Sept. 24, 2020, 6 a.m. 98.9 ppb (98) 49.6 ppb (46) N/A 50.0 ppb (46) N/A N/A N/A 0.61 ppb (7) N/A N/A 98.0
 
Sept. 24, 2020, 5 a.m. 87.2 ppb (85) 34.5 ppb (32) N/A 53.0 ppb (49) N/A N/A N/A 0.53 ppb (6) N/A N/A 85.0
 
Sept. 24, 2020, 4 a.m. 68.9 ppb (66) 22.3 ppb (21) N/A 47.0 ppb (44) N/A N/A N/A 0.52 ppb (6) N/A N/A 66.0
 
Sept. 24, 2020, 3 a.m. 58.1 ppb (54) 14.3 ppb (13) N/A 44.0 ppb (41) N/A N/A N/A 0.49 ppb (5) N/A N/A 54.0
 
Sept. 24, 2020, 2 a.m. 69.3 ppb (66) 19.6 ppb (18) N/A 50.0 ppb (46) N/A N/A N/A 0.53 ppb (6) N/A N/A 66.0
 
Sept. 24, 2020, 1 a.m. 57.5 ppb (54) 14.1 ppb (13) N/A 44.0 ppb (41) N/A N/A N/A 0.48 ppb (5) N/A N/A 54.0
 
Sept. 24, 2020, midnight 50.8 ppb (47) 7.1 ppb (7) N/A 44.0 ppb (41) N/A N/A N/A 0.58 ppb (6) N/A N/A 47.0
 
Sept. 23, 2020, 11 p.m. 41.9 ppb (39) 5.5 ppb (5) N/A 36.0 ppb (33) N/A N/A N/A 0.62 ppb (7) N/A N/A 39.0
 
Sept. 23, 2020, 10 p.m. 46.5 ppb (43) 8.6 ppb (8) N/A 38.0 ppb (35) N/A N/A N/A 0.58 ppb (6) N/A N/A 43.0
 
Sept. 23, 2020, 9 p.m. 44.3 ppb (41) 10.6 ppb (10) N/A 34.0 ppb (31) N/A N/A N/A 0.48 ppb (5) N/A N/A 41.0
 
Sept. 23, 2020, 8 p.m. 47.6 ppb (44) 15.5 ppb (14) N/A 32.0 ppb (30) N/A N/A N/A 0.38 ppb (4) N/A N/A 44.0
 
Sept. 23, 2020, 7 p.m. 48.1 ppb (45) 16.1 ppb (15) N/A 32.0 ppb (30) N/A N/A N/A 0.38 ppb (4) N/A N/A 45.0
 
Sept. 23, 2020, 6 p.m. 54.3 ppb (50) 19.3 ppb (18) N/A 35.0 ppb (32) N/A N/A N/A 0.44 ppb (5) N/A N/A 50.0
 
Sept. 23, 2020, 5 p.m. 72.4 ppb (70) 28.0 ppb (26) N/A 45.0 ppb (42) N/A N/A N/A 0.54 ppb (6) N/A N/A 70.0
 
Sept. 23, 2020, 4 p.m. 146.3 ppb (109) 86.4 ppb (84) N/A 60.0 ppb (56) N/A N/A N/A 0.89 ppb (10) N/A N/A 109.0
 
Sept. 23, 2020, 3 p.m. 111.2 ppb (102) 66.0 ppb (63) N/A 46.0 ppb (43) N/A N/A N/A 0.75 ppb (8) N/A N/A 102.0
 
Sept. 23, 2020, 2 p.m. 178.5 ppb (115) 133.3 ppb (106) N/A 46.0 ppb (43) N/A N/A N/A 1.03 ppb (11) N/A N/A 115.0
 
Sept. 23, 2020, 1 p.m. 154.3 ppb (110) 110.8 ppb (102) N/A 44.0 ppb (41) N/A N/A N/A 1.03 ppb (11) N/A N/A 110.0
 
Sept. 23, 2020, noon 94.4 ppb (93) 56.1 ppb (52) N/A 39.0 ppb (36) N/A N/A N/A 0.63 ppb (7) N/A N/A 93.0
 
Sept. 23, 2020, 11 a.m. 57.1 ppb (53) 21.2 ppb (20) N/A 36.0 ppb (33) N/A N/A N/A 0.5 ppb (6) N/A N/A 53.0
 
Sept. 23, 2020, 10 a.m. 56.2 ppb (52) 17.6 ppb (16) N/A 39.0 ppb (36) N/A N/A N/A 0.52 ppb (6) N/A N/A 52.0
 
Sept. 23, 2020, 9 a.m. 87.8 ppb (86) 43.5 ppb (40) N/A 45.0 ppb (42) N/A N/A N/A 0.68 ppb (8) N/A N/A 86.0
 
Sept. 23, 2020, 8 a.m. 76.8 ppb (74) 30.7 ppb (28) N/A 46.0 ppb (43) N/A N/A N/A 0.6 ppb (7) N/A N/A 74.0
 
Sept. 23, 2020, 7 a.m. 78.8 ppb (76) 31.3 ppb (29) N/A 48.0 ppb (44) N/A N/A N/A 0.63 ppb (7) N/A N/A 76.0
 
Sept. 23, 2020, 6 a.m. 62.6 ppb (59) 19.3 ppb (18) N/A 43.0 ppb (40) N/A N/A N/A 0.59 ppb (7) N/A N/A 59.0
 
Sept. 23, 2020, 5 a.m. 66.9 ppb (64) 19.5 ppb (18) N/A 48.0 ppb (44) N/A N/A N/A 0.65 ppb (7) N/A N/A 64.0
 
Sept. 23, 2020, 4 a.m. 53.3 ppb (49) 13.1 ppb (12) N/A 40.0 ppb (37) N/A N/A N/A 0.58 ppb (6) N/A N/A 49.0
 
Sept. 23, 2020, 3 a.m. 49.9 ppb (46) 7.4 ppb (7) N/A 43.0 ppb (40) N/A N/A N/A 0.57 ppb (6) N/A N/A 46.0
 
Sept. 23, 2020, 2 a.m. 52.0 ppb (48) 8.9 ppb (8) N/A 43.0 ppb (40) N/A N/A N/A 0.53 ppb (6) N/A N/A 48.0
 
Sept. 23, 2020, 1 a.m. 55.2 ppb (51) 12.3 ppb (11) N/A 43.0 ppb (40) N/A N/A N/A 0.49 ppb (5) N/A N/A 51.0
 
Sept. 23, 2020, midnight 41.7 ppb (39) 10.9 ppb (10) N/A 31.0 ppb (29) N/A N/A N/A 0.42 ppb (5) N/A N/A 39.0
 
Sept. 22, 2020, 11 p.m. 40.6 ppb (38) 11.2 ppb (10) N/A 29.0 ppb (27) N/A N/A N/A 0.42 ppb (5) N/A N/A 38.0
 
Sept. 22, 2020, 10 p.m. 31.0 ppb (29) 6.6 ppb (6) N/A 25.0 ppb (23) N/A N/A N/A 0.38 ppb (4) N/A N/A 29.0
 
Sept. 22, 2020, 9 p.m. 38.3 ppb (35) 9.1 ppb (8) N/A 29.0 ppb (27) N/A N/A N/A 0.4 ppb (4) N/A N/A 35.0
 
Sept. 22, 2020, 8 p.m. 45.2 ppb (42) 12.9 ppb (12) N/A 32.0 ppb (30) N/A N/A N/A 0.36 ppb (4) N/A N/A 42.0
 
Sept. 22, 2020, 7 p.m. 52.0 ppb (48) 17.2 ppb (16) N/A 35.0 ppb (32) N/A N/A N/A 0.38 ppb (4) N/A N/A 48.0
 
Sept. 22, 2020, 6 p.m. 60.7 ppb (57) 22.7 ppb (21) N/A 38.0 ppb (35) N/A N/A N/A 0.48 ppb (5) N/A N/A 57.0
 
Sept. 22, 2020, 5 p.m. 86.4 ppb (84) 37.2 ppb (34) N/A 49.0 ppb (45) N/A N/A N/A 0.66 ppb (7) N/A N/A 84.0
 
Sept. 22, 2020, 4 p.m. 127.6 ppb (105) 76.3 ppb (74) N/A 52.0 ppb (48) N/A N/A N/A 0.82 ppb (9) N/A N/A 105.0
 
Sept. 22, 2020, 3 p.m. 155.3 ppb (110) 110.5 ppb (102) N/A 45.0 ppb (42) N/A N/A N/A 0.99 ppb (11) N/A N/A 110.0
 
Sept. 22, 2020, 2 p.m. 138.8 ppb (107) 99.6 ppb (99) N/A 40.0 ppb (37) N/A N/A N/A 0.91 ppb (10) N/A N/A 107.0
 
Sept. 22, 2020, 1 p.m. 95.3 ppb (94) 58.8 ppb (55) N/A 37.0 ppb (34) N/A N/A N/A 0.73 ppb (8) N/A N/A 94.0
 
Sept. 22, 2020, noon 101.0 ppb (100) 64.5 ppb (61) N/A 37.0 ppb (34) N/A N/A N/A 0.68 ppb (8) N/A N/A 100.0
 
Sept. 22, 2020, 11 a.m. 83.1 ppb (81) 47.0 ppb (44) N/A 36.0 ppb (33) N/A N/A N/A 0.6 ppb (7) N/A N/A 81.0
 
Sept. 22, 2020, 10 a.m. 59.8 ppb (56) 24.8 ppb (23) N/A 35.0 ppb (32) N/A N/A N/A 0.56 ppb (6) N/A N/A 56.0
 
Sept. 22, 2020, 9 a.m. 63.5 ppb (60) 26.2 ppb (24) N/A 38.0 ppb (35) N/A N/A N/A 0.58 ppb (6) N/A N/A 60.0
 
Sept. 22, 2020, 8 a.m. 62.2 ppb (59) 23.6 ppb (22) N/A 39.0 ppb (36) N/A N/A N/A 0.54 ppb (6) N/A N/A 59.0
 
Sept. 22, 2020, 7 a.m. 55.1 ppb (51) 19.1 ppb (18) N/A 36.0 ppb (33) N/A N/A N/A 0.54 ppb (6) N/A N/A 51.0
 
Sept. 22, 2020, 6 a.m. 55.1 ppb (51) 15.7 ppb (15) N/A 40.0 ppb (37) N/A N/A N/A 0.54 ppb (6) N/A N/A 51.0
 
Sept. 22, 2020, 5 a.m. 60.3 ppb (57) 19.7 ppb (18) N/A 41.0 ppb (38) N/A N/A N/A 0.56 ppb (6) N/A N/A 57.0
 
Sept. 22, 2020, 4 a.m. 53.5 ppb (50) 15.5 ppb (14) N/A 38.0 ppb (35) N/A N/A N/A 0.56 ppb (6) N/A N/A 50.0
 
Sept. 22, 2020, 3 a.m. 52.7 ppb (49) 11.8 ppb (11) N/A 41.0 ppb (38) N/A N/A N/A 0.57 ppb (6) N/A N/A 49.0
 
Sept. 22, 2020, 2 a.m. 65.3 ppb (62) 13.5 ppb (12) N/A 52.0 ppb (48) N/A N/A N/A 0.61 ppb (7) N/A N/A 62.0
 
Sept. 22, 2020, 1 a.m. 69.5 ppb (66) 17.5 ppb (16) N/A 52.0 ppb (48) N/A N/A N/A 0.6 ppb (7) N/A N/A 66.0
 
Sept. 22, 2020, midnight 49.7 ppb (46) 12.6 ppb (12) N/A 37.0 ppb (34) N/A N/A N/A 0.51 ppb (6) N/A N/A 46.0
 
Sept. 21, 2020, 11 p.m. 31.0 ppb (29) 5.3 ppb (5) N/A 26.0 ppb (24) N/A N/A N/A 0.43 ppb (5) N/A N/A 29.0
 
Sept. 21, 2020, 10 p.m. 37.2 ppb (34) 6.9 ppb (6) N/A 30.0 ppb (28) N/A N/A N/A 0.47 ppb (5) N/A N/A 34.0
 
Sept. 21, 2020, 9 p.m. 46.0 ppb (43) 12.2 ppb (11) N/A 34.0 ppb (31) N/A N/A N/A 0.44 ppb (5) N/A N/A 43.0
 
Sept. 21, 2020, 8 p.m. 49.2 ppb (46) 14.1 ppb (13) N/A 35.0 ppb (32) N/A N/A N/A 0.46 ppb (5) N/A N/A 46.0
 
Sept. 21, 2020, 7 p.m. 54.7 ppb (51) 17.1 ppb (16) N/A 38.0 ppb (35) N/A N/A N/A 0.53 ppb (6) N/A N/A 51.0
 
Sept. 21, 2020, 6 p.m. 64.9 ppb (62) 25.3 ppb (23) N/A 40.0 ppb (37) N/A N/A N/A 0.59 ppb (7) N/A N/A 62.0
 
Sept. 21, 2020, 5 p.m. 70.0 ppb (67) 30.8 ppb (29) N/A 39.0 ppb (36) N/A N/A N/A 0.66 ppb (7) N/A N/A 67.0
 
Sept. 21, 2020, 4 p.m. 77.7 ppb (75) 43.0 ppb (40) N/A 35.0 ppb (32) N/A N/A N/A 0.63 ppb (7) N/A N/A 75.0
 
Sept. 21, 2020, 3 p.m. 95.5 ppb (94) 64.5 ppb (61) N/A 31.0 ppb (29) N/A N/A N/A 0.68 ppb (8) N/A N/A 94.0
 
Sept. 21, 2020, 2 p.m. 114.3 ppb (103) 84.6 ppb (83) N/A 30.0 ppb (28) N/A N/A N/A 0.72 ppb (8) N/A N/A 103.0
 
Sept. 21, 2020, 1 p.m. 113.5 ppb (102) 83.4 ppb (81) N/A 30.0 ppb (28) N/A N/A N/A 0.75 ppb (8) N/A N/A 102.0
 
Sept. 21, 2020, noon 90.8 ppb (89) 59.6 ppb (56) N/A 32.0 ppb (30) N/A N/A N/A 0.68 ppb (8) N/A N/A 89.0
 
Sept. 21, 2020, 11 a.m. 50.9 ppb (47) 23.7 ppb (22) N/A 27.0 ppb (25) N/A N/A N/A 0.48 ppb (5) N/A N/A 47.0
 
Sept. 21, 2020, 10 a.m. 51.0 ppb (47) 22.4 ppb (21) N/A 29.0 ppb (27) N/A N/A N/A 0.49 ppb (5) N/A N/A 47.0
 
Sept. 21, 2020, 9 a.m. 39.1 ppb (36) 13.9 ppb (13) N/A 25.0 ppb (23) N/A N/A N/A 0.42 ppb (5) N/A N/A 36.0
 
Sept. 21, 2020, 8 a.m. 30.8 ppb (29) 10.3 ppb (10) N/A 21.0 ppb (19) N/A N/A N/A 0.43 ppb (5) N/A N/A 29.0
 
Sept. 21, 2020, 7 a.m. 27.6 ppb (26) 7.2 ppb (7) N/A 21.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A N/A 26.0
 
Sept. 21, 2020, 6 a.m. 32.1 ppb (30) 10.4 ppb (10) N/A 22.0 ppb (20) N/A N/A N/A 0.44 ppb (5) N/A N/A 30.0
 
Sept. 21, 2020, 5 a.m. 27.0 ppb (25) 6.7 ppb (6) N/A 20.0 ppb (19) N/A N/A N/A 0.49 ppb (5) N/A N/A 25.0
 
Sept. 21, 2020, 4 a.m. 25.2 ppb (23) 7.0 ppb (6) N/A 18.0 ppb (17) N/A N/A N/A 0.48 ppb (5) N/A N/A 23.0
 
Sept. 21, 2020, 3 a.m. 23.9 ppb (22) 7.1 ppb (7) N/A 17.0 ppb (16) N/A N/A N/A 0.48 ppb (5) N/A N/A 22.0
 
Sept. 21, 2020, 2 a.m. 25.2 ppb (23) 5.1 ppb (5) N/A 20.0 ppb (19) N/A N/A N/A 0.49 ppb (5) N/A N/A 23.0
 
Sept. 21, 2020, 1 a.m. 27.0 ppb (25) 5.2 ppb (5) N/A 22.0 ppb (20) N/A N/A N/A 0.52 ppb (6) N/A N/A 25.0
 
Sept. 21, 2020, midnight 19.2 ppb (18) 3.4 ppb (3) N/A 16.0 ppb (15) N/A N/A N/A 0.37 ppb (4) N/A N/A 18.0
 
Sept. 20, 2020, 11 p.m. 19.1 ppb (18) 4.2 ppb (4) N/A 15.0 ppb (14) N/A N/A N/A 0.38 ppb (4) N/A N/A 18.0
 
Sept. 20, 2020, 10 p.m. 18.0 ppb (17) 3.3 ppb (3) N/A 15.0 ppb (14) N/A N/A N/A 0.42 ppb (5) N/A N/A 17.0
 
Sept. 20, 2020, 9 p.m. 16.4 ppb (15) 2.2 ppb (2) N/A 14.0 ppb (13) N/A N/A N/A 0.42 ppb (5) N/A N/A 15.0
 
Sept. 20, 2020, 8 p.m. 18.6 ppb (17) 3.6 ppb (3) N/A 15.0 ppb (14) N/A N/A N/A 0.43 ppb (5) N/A N/A 17.0
 
Sept. 20, 2020, 7 p.m. 17.3 ppb (16) 3.8 ppb (4) N/A 14.0 ppb (13) N/A N/A N/A 0.36 ppb (4) N/A N/A 16.0
 
Sept. 20, 2020, 6 p.m. 23.8 ppb (22) 4.1 ppb (4) N/A 20.0 ppb (19) N/A N/A N/A 0.49 ppb (5) N/A N/A 22.0
 
Sept. 20, 2020, 5 p.m. 30.4 ppb (28) 8.1 ppb (8) N/A 22.0 ppb (20) N/A N/A N/A 0.58 ppb (6) N/A N/A 28.0
 
Sept. 20, 2020, 4 p.m. 40.1 ppb (37) 14.7 ppb (14) N/A 26.0 ppb (24) N/A N/A N/A 0.6 ppb (7) N/A N/A 37.0
 
Sept. 20, 2020, 3 p.m. 52.9 ppb (49) 24.5 ppb (23) N/A 29.0 ppb (27) N/A N/A N/A 0.65 ppb (7) N/A N/A 49.0
 
Sept. 20, 2020, 2 p.m. 54.2 ppb (50) 28.8 ppb (27) N/A 25.0 ppb (23) N/A N/A N/A 0.7 ppb (8) N/A N/A 50.0
 
Sept. 20, 2020, 1 p.m. 39.2 ppb (36) 13.6 ppb (13) N/A 26.0 ppb (24) N/A N/A N/A 0.61 ppb (7) N/A N/A 36.0
 
Sept. 20, 2020, noon 51.8 ppb (48) 22.6 ppb (21) N/A 29.0 ppb (27) N/A N/A N/A 0.68 ppb (8) N/A N/A 48.0
 
Sept. 20, 2020, 11 a.m. 48.5 ppb (45) 16.9 ppb (16) N/A 32.0 ppb (30) N/A N/A N/A 0.62 ppb (7) N/A N/A 45.0
 
Sept. 20, 2020, 10 a.m. 54.8 ppb (51) 22.3 ppb (21) N/A 33.0 ppb (31) N/A N/A N/A 0.64 ppb (7) N/A N/A 51.0
 
Sept. 20, 2020, 9 a.m. 39.8 ppb (37) 9.3 ppb (9) N/A 31.0 ppb (29) N/A N/A N/A 0.59 ppb (7) N/A N/A 37.0
 
Sept. 20, 2020, 8 a.m. 36.0 ppb (33) 8.0 ppb (7) N/A 28.0 ppb (26) N/A N/A N/A 0.58 ppb (6) N/A N/A 33.0
 
Sept. 20, 2020, 7 a.m. 31.0 ppb (29) 5.7 ppb (5) N/A 25.0 ppb (23) N/A N/A N/A 0.61 ppb (7) N/A N/A 29.0
 
Sept. 20, 2020, 6 a.m. 40.3 ppb (37) 9.2 ppb (9) N/A 31.0 ppb (29) N/A N/A N/A 0.66 ppb (7) N/A N/A 37.0
 
Sept. 20, 2020, 5 a.m. 33.5 ppb (31) 5.9 ppb (5) N/A 28.0 ppb (26) N/A N/A N/A 0.63 ppb (7) N/A N/A 31.0
 
Sept. 20, 2020, 4 a.m. 30.7 ppb (28) 3.6 ppb (3) N/A 27.0 ppb (25) N/A N/A N/A 0.64 ppb (7) N/A N/A 28.0
 
Sept. 20, 2020, 3 a.m. 33.8 ppb (31) 5.9 ppb (5) N/A 28.0 ppb (26) N/A N/A N/A 0.65 ppb (7) N/A N/A 31.0
 
Sept. 20, 2020, 2 a.m. 32.3 ppb (30) 5.2 ppb (5) N/A 27.0 ppb (25) N/A N/A N/A 0.57 ppb (6) N/A N/A 30.0
 
Sept. 20, 2020, 1 a.m. 27.3 ppb (25) 4.9 ppb (5) N/A 23.0 ppb (21) N/A N/A N/A 0.49 ppb (5) N/A N/A 25.0
 
Sept. 20, 2020, midnight 26.2 ppb (24) 7.6 ppb (7) N/A 19.0 ppb (18) N/A N/A N/A 0.43 ppb (5) N/A N/A 24.0
 
Sept. 19, 2020, 11 p.m. 20.0 ppb (19) 5.7 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.35 ppb (4) N/A N/A 19.0
 
Sept. 19, 2020, 10 p.m. 19.0 ppb (18) 5.1 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.36 ppb (4) N/A N/A 18.0
 
Sept. 19, 2020, 9 p.m. 17.9 ppb (17) 4.8 ppb (4) N/A 13.0 ppb (12) N/A N/A N/A 0.32 ppb (4) N/A N/A 17.0
 
Sept. 19, 2020, 8 p.m. 24.1 ppb (22) 6.2 ppb (6) N/A 18.0 ppb (17) N/A N/A N/A 0.35 ppb (4) N/A N/A 22.0
 
Sept. 19, 2020, 7 p.m. 28.6 ppb (26) 6.7 ppb (6) N/A 22.0 ppb (20) N/A N/A N/A 0.41 ppb (5) N/A N/A 26.0
 
Sept. 19, 2020, 6 p.m. 34.7 ppb (32) 8.7 ppb (8) N/A 26.0 ppb (24) N/A N/A N/A 0.43 ppb (5) N/A N/A 32.0
 
Sept. 19, 2020, 5 p.m. 46.7 ppb (43) 14.3 ppb (13) N/A 33.0 ppb (31) N/A N/A N/A 0.49 ppb (5) N/A N/A 43.0
 
Sept. 19, 2020, 4 p.m. 67.8 ppb (65) 26.8 ppb (25) N/A 41.0 ppb (38) N/A N/A N/A 0.58 ppb (6) N/A N/A 65.0
 
Sept. 19, 2020, 3 p.m. 132.2 ppb (106) 76.9 ppb (74) N/A 56.0 ppb (52) N/A N/A N/A 0.94 ppb (10) N/A N/A 106.0
 
Sept. 19, 2020, 2 p.m. 93.6 ppb (92) 48.2 ppb (45) N/A 46.0 ppb (43) N/A N/A N/A 0.69 ppb (8) N/A N/A 92.0
 
Sept. 19, 2020, 1 p.m. 70.9 ppb (68) 26.5 ppb (25) N/A 45.0 ppb (42) N/A N/A N/A 0.59 ppb (7) N/A N/A 68.0
 
Sept. 19, 2020, noon 57.9 ppb (54) 16.2 ppb (15) N/A 42.0 ppb (39) N/A N/A N/A 0.59 ppb (7) N/A N/A 54.0
 
Sept. 19, 2020, 11 a.m. 40.6 ppb (38) 3.6 ppb (3) N/A 37.0 ppb (34) N/A N/A N/A 0.53 ppb (6) N/A N/A 38.0
 
Sept. 19, 2020, 10 a.m. 61.8 ppb (58) 18.1 ppb (17) N/A 44.0 ppb (41) N/A N/A N/A 0.67 ppb (7) N/A N/A 58.0
 
Sept. 19, 2020, 9 a.m. 50.1 ppb (46) 6.2 ppb (6) N/A 44.0 ppb (41) N/A N/A N/A 0.66 ppb (7) N/A N/A 46.0
 
Sept. 19, 2020, 8 a.m. 65.1 ppb (62) 12.5 ppb (12) N/A 53.0 ppb (49) N/A N/A N/A 0.73 ppb (8) N/A N/A 62.0
 
Sept. 19, 2020, 7 a.m. 91.0 ppb (89) 28.4 ppb (26) N/A 63.0 ppb (60) N/A N/A N/A 0.88 ppb (10) N/A N/A 89.0
 
Sept. 19, 2020, 6 a.m. 73.6 ppb (71) 15.3 ppb (14) N/A 58.0 ppb (54) N/A N/A N/A 0.75 ppb (8) N/A N/A 71.0
 
Sept. 19, 2020, 5 a.m. 58.4 ppb (55) 5.8 ppb (5) N/A 53.0 ppb (49) N/A N/A N/A 0.59 ppb (7) N/A N/A 55.0
 
Sept. 19, 2020, 4 a.m. 59.8 ppb (56) 7.9 ppb (7) N/A 52.0 ppb (48) N/A N/A N/A 0.65 ppb (7) N/A N/A 56.0
 
Sept. 19, 2020, 3 a.m. 54.9 ppb (51) 8.1 ppb (8) N/A 47.0 ppb (44) N/A N/A N/A 0.61 ppb (7) N/A N/A 51.0
 
Sept. 19, 2020, 2 a.m. 51.1 ppb (47) 7.7 ppb (7) N/A 44.0 ppb (41) N/A N/A N/A 0.61 ppb (7) N/A N/A 47.0
 
Sept. 19, 2020, 1 a.m. 53.7 ppb (50) 7.6 ppb (7) N/A 46.0 ppb (43) N/A N/A N/A 0.58 ppb (6) N/A N/A 50.0
 
Sept. 19, 2020, midnight 42.2 ppb (39) 11.5 ppb (11) N/A 31.0 ppb (29) N/A N/A N/A 0.38 ppb (4) N/A N/A 39.0
 
Sept. 18, 2020, 11 p.m. 42.5 ppb (39) 13.8 ppb (13) N/A 29.0 ppb (27) N/A N/A N/A 0.35 ppb (4) N/A N/A 39.0
 
Sept. 18, 2020, 10 p.m. 38.8 ppb (36) 13.1 ppb (12) N/A 26.0 ppb (24) N/A N/A N/A 0.32 ppb (4) N/A N/A 36.0
 
Sept. 18, 2020, 9 p.m. 44.7 ppb (41) 13.6 ppb (13) N/A 31.0 ppb (29) N/A N/A N/A 0.34 ppb (4) N/A N/A 41.0
 
Sept. 18, 2020, 8 p.m. 45.7 ppb (42) 14.6 ppb (14) N/A 31.0 ppb (29) N/A N/A N/A 0.33 ppb (4) N/A N/A 42.0
 
Sept. 18, 2020, 7 p.m. 58.6 ppb (55) 20.9 ppb (19) N/A 38.0 ppb (35) N/A N/A N/A 0.36 ppb (4) N/A N/A 55.0
 
Sept. 18, 2020, 6 p.m. 73.0 ppb (70) 24.5 ppb (23) N/A 49.0 ppb (45) N/A N/A N/A 0.48 ppb (5) N/A N/A 70.0
 
Sept. 18, 2020, 5 p.m. 49.6 ppb (46) 11.8 ppb (11) N/A 38.0 ppb (35) N/A N/A N/A 0.47 ppb (5) N/A N/A 46.0
 
Sept. 18, 2020, 4 p.m. 101.2 ppb (100) 42.4 ppb (39) N/A 59.0 ppb (55) N/A N/A N/A 0.73 ppb (8) N/A N/A 100.0
 
Sept. 18, 2020, 3 p.m. 175.6 ppb (114) 111.9 ppb (102) N/A 64.0 ppb (61) N/A N/A N/A 1.06 ppb (12) N/A N/A 114.0
 
Sept. 18, 2020, 2 p.m. 182.8 ppb (116) 126.5 ppb (105) N/A 57.0 ppb (53) N/A N/A N/A 1.06 ppb (12) N/A N/A 116.0
 
Sept. 18, 2020, 1 p.m. 117.4 ppb (103) 67.8 ppb (65) N/A 50.0 ppb (46) N/A N/A N/A 0.71 ppb (8) N/A N/A 103.0
 
Sept. 18, 2020, noon 81.3 ppb (79) 33.9 ppb (31) N/A 48.0 ppb (44) N/A N/A N/A 0.6 ppb (7) N/A N/A 79.0
 
Sept. 18, 2020, 11 a.m. 55.5 ppb (52) 11.2 ppb (10) N/A 45.0 ppb (42) N/A N/A N/A 0.5 ppb (6) N/A N/A 52.0
 
Sept. 18, 2020, 10 a.m. 50.5 ppb (47) 9.5 ppb (9) N/A 41.0 ppb (38) N/A N/A N/A 0.49 ppb (5) N/A N/A 47.0
 
Sept. 18, 2020, 9 a.m. 58.8 ppb (55) 12.7 ppb (12) N/A 46.0 ppb (43) N/A N/A N/A 0.59 ppb (7) N/A N/A 55.0
 
Sept. 18, 2020, 8 a.m. 66.7 ppb (64) 18.8 ppb (17) N/A 48.0 ppb (44) N/A N/A N/A 0.64 ppb (7) N/A N/A 64.0
 
Sept. 18, 2020, 7 a.m. 89.3 ppb (88) 38.3 ppb (35) N/A 51.0 ppb (47) N/A N/A N/A 0.7 ppb (8) N/A N/A 88.0
 
Sept. 18, 2020, 6 a.m. 124.9 ppb (105) 65.3 ppb (62) N/A 60.0 ppb (56) N/A N/A N/A 0.79 ppb (9) N/A N/A 105.0
 
Sept. 18, 2020, 5 a.m. 110.3 ppb (102) 44.5 ppb (41) N/A 66.0 ppb (63) N/A N/A N/A 0.8 ppb (9) N/A N/A 102.0
 
Sept. 18, 2020, 4 a.m. 92.4 ppb (91) 25.8 ppb (24) N/A 67.0 ppb (64) N/A N/A N/A 0.79 ppb (9) N/A N/A 91.0
 
Sept. 18, 2020, 3 a.m. 80.5 ppb (78) 19.0 ppb (18) N/A 62.0 ppb (59) N/A N/A N/A 0.64 ppb (7) N/A N/A 78.0
 
Sept. 18, 2020, 2 a.m. 91.0 ppb (89) 19.3 ppb (18) N/A 72.0 ppb (69) N/A N/A N/A 0.77 ppb (9) N/A N/A 89.0
 
Sept. 18, 2020, 1 a.m. 82.3 ppb (80) 15.4 ppb (14) N/A 67.0 ppb (64) N/A N/A N/A 0.69 ppb (8) N/A N/A 80.0
 
Sept. 18, 2020, midnight 48.0 ppb (44) 6.3 ppb (6) N/A 42.0 ppb (39) N/A N/A N/A 0.46 ppb (5) N/A N/A 44.0
 
Sept. 17, 2020, 11 p.m. 39.2 ppb (36) 7.9 ppb (7) N/A 31.0 ppb (29) N/A N/A N/A 0.36 ppb (4) N/A N/A 36.0
 
Sept. 17, 2020, 10 p.m. 33.8 ppb (31) 5.2 ppb (5) N/A 29.0 ppb (27) N/A N/A N/A 0.34 ppb (4) N/A N/A 31.0
 
Sept. 17, 2020, 9 p.m. 41.8 ppb (39) 9.1 ppb (8) N/A 33.0 ppb (31) N/A N/A N/A 0.36 ppb (4) N/A N/A 39.0
 
Sept. 17, 2020, 8 p.m. 59.7 ppb (56) 21.1 ppb (20) N/A 39.0 ppb (36) N/A N/A N/A 0.35 ppb (4) N/A N/A 56.0
 
Sept. 17, 2020, 7 p.m. 77.6 ppb (75) 31.8 ppb (29) N/A 46.0 ppb (43) N/A N/A N/A 0.41 ppb (5) N/A N/A 75.0
 
Sept. 17, 2020, 6 p.m. 85.7 ppb (84) 36.8 ppb (34) N/A 49.0 ppb (45) N/A N/A N/A 0.49 ppb (5) N/A N/A 84.0