AQSQID: 060010013

Site Name: Berkeley Aquatic Park

Location: Berkeley (Marina), CA

Reporting: True, Located: True

Current AQI: 39.0

Berkeley (Marina) CA, US: 37.864767, -122.302741

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 4, 2020, 2 p.m. 8.0 ppb (7) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) 0.27 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 4, 2020, 1 p.m. 14.9 ppb (14) 1.4 ppb (1) N/A 14.0 ppb (13) N/A N/A 18.0 ppb (14) 0.3 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 4, 2020, noon 13.5 ppb (12) 0.2 ppb (0) N/A 13.0 ppb (12) N/A N/A 17.0 ppb (13) 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 4, 2020, 11 a.m. 16.7 ppb (15) 3.9 ppb (4) N/A 13.0 ppb (12) N/A N/A 24.0 ppb (18) 0.31 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 4, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Jan. 4, 2020, 9 a.m. 25.9 ppb (24) 7.8 ppb (7) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (9) 0.57 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 4, 2020, 8 a.m. 35.0 ppb (32) 9.0 ppb (8) N/A 26.0 ppb (24) N/A N/A 5.0 ppb (4) 0.69 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 4, 2020, 7 a.m. 35.6 ppb (33) 9.0 ppb (8) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.61 ppb (7) N/A 17.0 μg/m3 (61) 61.0
 
Jan. 4, 2020, 6 a.m. 59.1 ppb (55) 31.6 ppb (29) N/A 28.0 ppb (26) N/A N/A 0.0 ppb (0) 0.84 ppb (9) N/A 30.0 μg/m3 (88) 88.0
 
Jan. 4, 2020, 5 a.m. 73.4 ppb (71) 48.0 ppb (44) N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 1.08 ppb (12) N/A 37.0 μg/m3 (104) 104.0
 
Jan. 4, 2020, 4 a.m. 69.3 ppb (66) 43.4 ppb (40) N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 1.04 ppb (12) N/A 30.0 μg/m3 (88) 88.0
 
Jan. 4, 2020, 3 a.m. 46.0 ppb (43) 21.0 ppb (19) N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 0.73 ppb (8) N/A 37.0 μg/m3 (104) 104.0
 
Jan. 4, 2020, 2 a.m. 58.7 ppb (55) 31.0 ppb (29) N/A 28.0 ppb (26) N/A N/A 2.0 ppb (2) 0.75 ppb (8) N/A 32.0 μg/m3 (93) 93.0
 
Jan. 4, 2020, 1 a.m. 59.2 ppb (56) 32.0 ppb (30) N/A 27.0 ppb (25) N/A N/A 1.0 ppb (1) 0.78 ppb (9) N/A 29.0 μg/m3 (86) 86.0
 
Jan. 4, 2020, midnight 54.3 ppb (50) 29.8 ppb (28) N/A 25.0 ppb (23) N/A N/A 6.0 ppb (5) 0.74 ppb (8) N/A 29.0 μg/m3 (86) 86.0
 
Jan. 3, 2020, 11 p.m. 50.7 ppb (47) 29.2 ppb (27) N/A 22.0 ppb (20) N/A N/A 10.0 ppb (8) 0.68 ppb (8) N/A 28.0 μg/m3 (84) 84.0
 
Jan. 3, 2020, 10 p.m. 50.2 ppb (46) 29.4 ppb (27) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) 0.66 ppb (7) N/A 33.0 μg/m3 (95) 95.0
 
Jan. 3, 2020, 9 p.m. 47.0 ppb (44) 29.5 ppb (27) N/A 18.0 ppb (17) N/A N/A 10.0 ppb (8) 0.6 ppb (7) N/A 43.0 μg/m3 (119) 119.0
 
Jan. 3, 2020, 8 p.m. 63.3 ppb (60) 42.4 ppb (39) N/A 21.0 ppb (19) N/A N/A 7.0 ppb (5) 0.67 ppb (7) N/A 44.0 μg/m3 (121) 121.0
 
Jan. 3, 2020, 7 p.m. 76.9 ppb (74) 52.0 ppb (48) N/A 25.0 ppb (23) N/A N/A 5.0 ppb (4) 0.66 ppb (7) N/A N/A 74.0
 
Jan. 3, 2020, 6 p.m. 102.7 ppb (100) 71.8 ppb (69) N/A 31.0 ppb (29) N/A N/A 3.0 ppb (2) 0.75 ppb (8) N/A N/A 100.0
 
Jan. 3, 2020, 5 p.m. 146.6 ppb (109) 112.8 ppb (102) N/A 34.0 ppb (31) N/A N/A 1.0 ppb (1) 1.02 ppb (11) N/A 19.0 μg/m3 (65) 109.0
 
Jan. 3, 2020, 4 p.m. 139.4 ppb (107) 112.5 ppb (102) N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 1.15 ppb (13) N/A 15.0 μg/m3 (56) 107.0
 
Jan. 3, 2020, 3 p.m. 98.0 ppb (97) 74.9 ppb (72) N/A 23.0 ppb (21) N/A N/A 0.0 ppb (0) 0.94 ppb (10) N/A 10.0 μg/m3 (42) 97.0
 
Jan. 3, 2020, 2 p.m. 69.5 ppb (66) 48.6 ppb (45) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.74 ppb (8) N/A 10.0 μg/m3 (42) 66.0
 
Jan. 3, 2020, 1 p.m. 78.0 ppb (76) 56.4 ppb (53) N/A 22.0 ppb (20) N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 76.0
 
Jan. 3, 2020, noon 63.2 ppb (60) 43.5 ppb (40) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.73 ppb (8) N/A 8.0 μg/m3 (33) 60.0
 
Jan. 3, 2020, 11 a.m. 42.9 ppb (40) 24.4 ppb (23) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.6 ppb (7) N/A 9.0 μg/m3 (38) 40.0
 
Jan. 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Jan. 3, 2020, 9 a.m. 62.5 ppb (59) 43.6 ppb (40) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.79 ppb (9) N/A 11.0 μg/m3 (46) 59.0
 
Jan. 3, 2020, 8 a.m. 72.4 ppb (70) 53.0 ppb (49) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.91 ppb (10) N/A 21.0 μg/m3 (69) 70.0
 
Jan. 3, 2020, 7 a.m. 97.9 ppb (97) 75.8 ppb (73) N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 1.1 ppb (12) N/A 16.0 μg/m3 (59) 97.0
 
Jan. 3, 2020, 6 a.m. 81.7 ppb (79) 59.9 ppb (56) N/A 22.0 ppb (20) N/A N/A 0.0 ppb (0) 1.13 ppb (13) N/A 16.0 μg/m3 (59) 79.0
 
Jan. 3, 2020, 5 a.m. 81.1 ppb (79) 56.8 ppb (53) N/A 24.0 ppb (22) N/A N/A 1.0 ppb (1) 1.06 ppb (12) N/A 20.0 μg/m3 (67) 79.0
 
Jan. 3, 2020, 4 a.m. 82.4 ppb (80) 57.5 ppb (54) N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 1.08 ppb (12) N/A 19.0 μg/m3 (65) 80.0
 
Jan. 3, 2020, 3 a.m. 68.7 ppb (66) 41.7 ppb (39) N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 0.91 ppb (10) N/A 21.0 μg/m3 (69) 69.0
 
Jan. 3, 2020, 2 a.m. 61.5 ppb (58) 30.6 ppb (28) N/A 31.0 ppb (29) N/A N/A 0.0 ppb (0) 0.69 ppb (8) N/A 12.0 μg/m3 (50) 58.0
 
Jan. 3, 2020, 1 a.m. 47.0 ppb (44) 17.7 ppb (16) N/A 29.0 ppb (27) N/A N/A 3.0 ppb (2) 0.51 ppb (6) N/A 10.0 μg/m3 (42) 44.0
 
Jan. 3, 2020, midnight 51.9 ppb (48) 25.5 ppb (24) N/A 26.0 ppb (24) N/A N/A 7.0 ppb (5) 0.63 ppb (7) N/A 11.0 μg/m3 (46) 48.0
 
Jan. 2, 2020, 11 p.m. 47.6 ppb (44) 25.8 ppb (24) N/A 22.0 ppb (20) N/A N/A 13.0 ppb (10) 0.54 ppb (6) N/A 8.0 μg/m3 (33) 44.0
 
Jan. 2, 2020, 10 p.m. 41.6 ppb (39) 23.9 ppb (22) N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 39.0
 
Jan. 2, 2020, 9 p.m. 49.3 ppb (46) 29.9 ppb (28) N/A 19.0 ppb (18) N/A N/A 14.0 ppb (11) 0.54 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 2, 2020, 8 p.m. 40.0 ppb (37) 25.7 ppb (24) N/A 14.0 ppb (13) N/A N/A 15.0 ppb (12) 0.48 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 2, 2020, 7 p.m. 32.8 ppb (30) 17.9 ppb (17) N/A 15.0 ppb (14) N/A N/A 18.0 ppb (14) 0.41 ppb (5) N/A 7.0 μg/m3 (29) 30.0
 
Jan. 2, 2020, 6 p.m. 38.1 ppb (35) 22.4 ppb (21) N/A 16.0 ppb (15) N/A N/A 14.0 ppb (11) 0.47 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 2, 2020, 5 p.m. 42.7 ppb (40) 23.0 ppb (21) N/A 20.0 ppb (19) N/A N/A 10.0 ppb (8) 0.47 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 2, 2020, 4 p.m. 64.2 ppb (61) 38.2 ppb (35) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.66 ppb (7) N/A 11.0 μg/m3 (46) 61.0
 
Jan. 2, 2020, 3 p.m. 72.5 ppb (70) 49.5 ppb (46) N/A 23.0 ppb (21) N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 70.0
 
Jan. 2, 2020, 2 p.m. 52.5 ppb (49) 32.1 ppb (30) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.73 ppb (8) N/A 5.0 μg/m3 (21) 49.0
 
Jan. 2, 2020, 1 p.m. 42.9 ppb (40) 24.4 ppb (23) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.64 ppb (7) N/A 7.0 μg/m3 (29) 40.0
 
Jan. 2, 2020, noon 47.5 ppb (44) 26.4 ppb (24) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.59 ppb (7) N/A 7.0 μg/m3 (29) 44.0
 
Jan. 2, 2020, 11 a.m. 21.4 ppb (20) 5.0 ppb (5) N/A 16.0 ppb (15) N/A N/A 1.0 ppb (1) 0.45 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Jan. 2, 2020, 9 a.m. 24.5 ppb (23) 6.4 ppb (6) N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.57 ppb (6) N/A 4.0 μg/m3 (17) 23.0
 
Jan. 2, 2020, 8 a.m. 17.3 ppb (16) 1.9 ppb (2) N/A 15.0 ppb (14) N/A N/A 6.0 ppb (5) 0.41 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 2, 2020, 7 a.m. 18.5 ppb (17) 3.7 ppb (3) N/A 15.0 ppb (14) N/A N/A 12.0 ppb (9) 0.38 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 2, 2020, 6 a.m. 20.2 ppb (19) 7.1 ppb (7) N/A 13.0 ppb (12) N/A N/A 16.0 ppb (12) 0.39 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 2, 2020, 5 a.m. 17.7 ppb (16) 7.9 ppb (7) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.39 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 2, 2020, 4 a.m. 16.0 ppb (15) 6.6 ppb (6) N/A 9.0 ppb (8) N/A N/A 20.0 ppb (15) 0.46 ppb (5) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 2, 2020, 3 a.m. 16.6 ppb (15) 6.1 ppb (6) N/A 11.0 ppb (10) N/A N/A 18.0 ppb (14) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 2, 2020, 2 a.m. 16.1 ppb (15) 6.4 ppb (6) N/A 10.0 ppb (9) N/A N/A 19.0 ppb (15) 0.43 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 2, 2020, 1 a.m. 16.3 ppb (15) 5.4 ppb (5) N/A 11.0 ppb (10) N/A N/A 19.0 ppb (15) 0.41 ppb (5) N/A 3.0 μg/m3 (12) 15.0
 
Jan. 2, 2020, midnight 15.5 ppb (14) 4.4 ppb (4) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.42 ppb (5) N/A 3.0 μg/m3 (12) 16.0
 
Jan. 1, 2020, 11 p.m. 14.5 ppb (13) 4.9 ppb (5) N/A 10.0 ppb (9) N/A N/A 23.0 ppb (18) 0.4 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 1, 2020, 10 p.m. 22.5 ppb (21) 8.0 ppb (7) N/A 15.0 ppb (14) N/A N/A 17.0 ppb (13) 0.56 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 1, 2020, 9 p.m. 22.4 ppb (21) 9.3 ppb (9) N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) 0.56 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 1, 2020, 8 p.m. 23.3 ppb (22) 10.6 ppb (10) N/A 13.0 ppb (12) N/A N/A 19.0 ppb (15) 0.53 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 1, 2020, 7 p.m. 21.8 ppb (20) 9.4 ppb (9) N/A 13.0 ppb (12) N/A N/A 17.0 ppb (13) 0.49 ppb (5) N/A 17.0 μg/m3 (61) 61.0
 
Jan. 1, 2020, 6 p.m. 14.6 ppb (14) 6.5 ppb (6) N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 1, 2020, 5 p.m. 9.4 ppb (9) 2.5 ppb (2) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.3 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 1, 2020, 4 p.m. 18.8 ppb (17) 4.6 ppb (4) N/A 14.0 ppb (13) N/A N/A 10.0 ppb (8) 0.39 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 1, 2020, 3 p.m. 11.9 ppb (11) 0.7 ppb (1) N/A 11.0 ppb (10) N/A N/A 14.0 ppb (11) 0.3 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 1, 2020, 2 p.m. 10.4 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) 0.3 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 1, 2020, 1 p.m. 11.2 ppb (10) 0.3 ppb (0) N/A 11.0 ppb (10) N/A N/A 13.0 ppb (10) 0.34 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 1, 2020, noon 19.3 ppb (18) 3.1 ppb (3) N/A 16.0 ppb (15) N/A N/A 6.0 ppb (5) 0.46 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 1, 2020, 11 a.m. 34.9 ppb (32) 15.6 ppb (14) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.72 ppb (8) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (61) 61.0
 
Jan. 1, 2020, 9 a.m. 35.9 ppb (33) 12.7 ppb (12) N/A 23.0 ppb (21) N/A N/A 0.0 ppb (0) 0.64 ppb (7) N/A 27.0 μg/m3 (82) 82.0
 
Jan. 1, 2020, 8 a.m. 42.4 ppb (39) 18.9 ppb (18) N/A 24.0 ppb (22) N/A N/A 0.0 ppb (0) 0.74 ppb (8) N/A 24.0 μg/m3 (76) 76.0
 
Jan. 1, 2020, 7 a.m. 48.2 ppb (45) 23.8 ppb (22) N/A 24.0 ppb (22) N/A N/A 0.0 ppb (0) 0.86 ppb (10) N/A 23.0 μg/m3 (73) 73.0
 
Jan. 1, 2020, 6 a.m. 47.8 ppb (44) 25.9 ppb (24) N/A 22.0 ppb (20) N/A N/A 0.0 ppb (0) 0.6 ppb (7) N/A 24.0 μg/m3 (76) 76.0
 
Jan. 1, 2020, 5 a.m. 32.9 ppb (30) 11.1 ppb (10) N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 0.51 ppb (6) N/A 17.0 μg/m3 (61) 61.0
 
Jan. 1, 2020, 4 a.m. 43.8 ppb (41) 24.3 ppb (23) N/A 20.0 ppb (19) N/A N/A 3.0 ppb (2) 0.62 ppb (7) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (59) 59.0
 
Jan. 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Jan. 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 1, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 31, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 31, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Dec. 31, 2019, 9 p.m. 49.2 ppb (46) 26.5 ppb (25) N/A 23.0 ppb (21) N/A N/A 12.0 ppb (9) 0.57 ppb (6) N/A 8.0 μg/m3 (33) 46.0
 
Dec. 31, 2019, 8 p.m. 57.2 ppb (53) 33.8 ppb (31) N/A 23.0 ppb (21) N/A N/A 9.0 ppb (7) 0.63 ppb (7) N/A 5.0 μg/m3 (21) 53.0
 
Dec. 31, 2019, 7 p.m. 54.3 ppb (50) 33.3 ppb (31) N/A 21.0 ppb (19) N/A N/A 9.0 ppb (7) 0.61 ppb (7) N/A 7.0 μg/m3 (29) 50.0
 
Dec. 31, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 52.0
 
Dec. 31, 2019, 5 p.m. 54.5 ppb (51) 31.3 ppb (29) N/A 23.0 ppb (21) N/A N/A 6.0 ppb (5) 0.95 ppb (11) N/A 8.0 μg/m3 (33) 51.0
 
Dec. 31, 2019, 4 p.m. 67.2 ppb (64) 42.6 ppb (39) N/A 25.0 ppb (23) N/A N/A 2.0 ppb (2) 0.98 ppb (11) N/A 6.0 μg/m3 (25) 64.0
 
Dec. 31, 2019, 3 p.m. 68.0 ppb (65) 42.2 ppb (39) N/A 26.0 ppb (24) N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 65.0
 
Dec. 31, 2019, 2 p.m. 40.8 ppb (38) 17.4 ppb (16) N/A 23.0 ppb (21) N/A N/A 0.0 ppb (0) 0.86 ppb (10) N/A 9.0 μg/m3 (38) 38.0
 
Dec. 31, 2019, 1 p.m. 31.9 ppb (30) 9.8 ppb (9) N/A 22.0 ppb (20) N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Dec. 31, 2019, noon 70.5 ppb (68) 45.7 ppb (42) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 68.0
 
Dec. 31, 2019, 11 a.m. 64.7 ppb (61) 46.6 ppb (43) N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 1.09 ppb (12) N/A 6.0 μg/m3 (25) 61.0
 
Dec. 31, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Dec. 31, 2019, 9 a.m. 49.6 ppb (46) 34.2 ppb (32) N/A 15.0 ppb (14) N/A N/A 0.0 ppb (0) 0.99 ppb (11) N/A 8.0 μg/m3 (33) 46.0
 
Dec. 31, 2019, 8 a.m. 65.2 ppb (62) 49.7 ppb (46) N/A 16.0 ppb (15) N/A N/A 0.0 ppb (0) 1.1 ppb (12) N/A 9.0 μg/m3 (38) 62.0
 
Dec. 31, 2019, 7 a.m. 70.7 ppb (68) 55.9 ppb (52) N/A 15.0 ppb (14) N/A N/A 0.0 ppb (0) 1.17 ppb (13) N/A 16.0 μg/m3 (59) 68.0
 
Dec. 31, 2019, 6 a.m. 73.8 ppb (71) 56.0 ppb (52) N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 1.29 ppb (14) N/A 16.0 μg/m3 (59) 71.0
 
Dec. 31, 2019, 5 a.m. 67.3 ppb (64) 45.9 ppb (42) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 1.22 ppb (14) N/A 18.0 μg/m3 (63) 64.0
 
Dec. 31, 2019, 4 a.m. 64.2 ppb (61) 41.4 ppb (38) N/A 23.0 ppb (21) N/A N/A 1.0 ppb (1) 1.16 ppb (13) N/A 18.0 μg/m3 (63) 63.0
 
Dec. 31, 2019, 3 a.m. 54.5 ppb (51) 32.1 ppb (30) N/A 22.0 ppb (20) N/A N/A 0.0 ppb (0) 1.08 ppb (12) N/A 12.0 μg/m3 (50) 51.0
 
Dec. 31, 2019, 2 a.m. 32.3 ppb (30) 11.4 ppb (11) N/A 21.0 ppb (19) N/A N/A 5.0 ppb (4) 0.79 ppb (9) N/A 4.0 μg/m3 (17) 30.0
 
Dec. 31, 2019, 1 a.m. 21.6 ppb (20) 7.3 ppb (7) N/A 14.0 ppb (13) N/A N/A 13.0 ppb (10) 0.62 ppb (7) N/A 3.0 μg/m3 (12) 20.0
 
Dec. 31, 2019, midnight 36.0 ppb (33) 18.3 ppb (17) N/A 18.0 ppb (17) N/A N/A 13.0 ppb (10) 0.75 ppb (8) N/A 3.0 μg/m3 (12) 33.0
 
Dec. 30, 2019, 11 p.m. 30.9 ppb (29) 18.2 ppb (17) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.77 ppb (9) N/A 3.0 μg/m3 (12) 29.0
 
Dec. 30, 2019, 10 p.m. 34.0 ppb (31) 19.6 ppb (18) N/A 15.0 ppb (14) N/A N/A 20.0 ppb (15) 0.7 ppb (8) N/A 6.0 μg/m3 (25) 31.0
 
Dec. 30, 2019, 9 p.m. 38.2 ppb (35) 22.1 ppb (20) N/A 16.0 ppb (15) N/A N/A 19.0 ppb (15) 0.72 ppb (8) N/A 8.0 μg/m3 (33) 35.0
 
Dec. 30, 2019, 8 p.m. 40.0 ppb (37) 25.3 ppb (23) N/A 15.0 ppb (14) N/A N/A 17.0 ppb (13) 0.71 ppb (8) N/A 6.0 μg/m3 (25) 37.0
 
Dec. 30, 2019, 7 p.m. 31.8 ppb (29) 17.4 ppb (16) N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.64 ppb (7) N/A 6.0 μg/m3 (25) 29.0
 
Dec. 30, 2019, 6 p.m. 10.9 ppb (10) 4.6 ppb (4) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (17) 0.54 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Dec. 30, 2019, 5 p.m. 66.8 ppb (64) 41.2 ppb (38) N/A 26.0 ppb (24) N/A N/A 6.0 ppb (5) 0.92 ppb (10) N/A 12.0 μg/m3 (50) 64.0
 
Dec. 30, 2019, 4 p.m. 43.1 ppb (40) 19.9 ppb (18) N/A 23.0 ppb (21) N/A N/A 8.0 ppb (6) 0.76 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Dec. 30, 2019, 3 p.m. 52.7 ppb (49) 26.9 ppb (25) N/A 26.0 ppb (24) N/A N/A 9.0 ppb (7) 0.79 ppb (9) N/A 5.0 μg/m3 (21) 49.0
 
Dec. 30, 2019, 2 p.m. 36.7 ppb (34) 17.0 ppb (16) N/A 20.0 ppb (19) N/A N/A 16.0 ppb (12) 0.68 ppb (8) N/A 7.0 μg/m3 (29) 34.0
 
Dec. 30, 2019, 1 p.m. 36.9 ppb (34) 20.0 ppb (19) N/A 17.0 ppb (16) N/A N/A 16.0 ppb (12) 0.69 ppb (8) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 30, 2019, noon 23.3 ppb (22) 10.8 ppb (10) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.62 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 30, 2019, 11 a.m. 16.6 ppb (15) 7.3 ppb (7) N/A 9.0 ppb (8) N/A N/A 20.0 ppb (15) 0.54 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Dec. 30, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (54) 54.0
 
Dec. 30, 2019, 9 a.m. 2.1 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 24.0 ppb (18) 0.55 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
Dec. 30, 2019, 8 a.m. 3.0 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 23.0 ppb (18) 0.54 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Dec. 30, 2019, 7 a.m. 2.7 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 24.0 ppb (18) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 30, 2019, 6 a.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.52 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 30, 2019, 5 a.m. 4.4 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (16) 0.52 ppb (6) N/A 3.0 μg/m3 (12) 16.0
 
Dec. 30, 2019, 4 a.m. 7.1 ppb (7) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 17.0 ppb (13) 0.54 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Dec. 30, 2019, 3 a.m. 14.2 ppb (13) 3.3 ppb (3) N/A 11.0 ppb (10) N/A N/A 20.0 ppb (15) 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 30, 2019, 2 a.m. 6.6 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) 0.5 ppb (6) N/A 4.0 μg/m3 (17) 19.0
 
Dec. 30, 2019, 1 a.m. 7.2 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Dec. 30, 2019, midnight 10.1 ppb (9) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 21.0 ppb (16) 0.56 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Dec. 29, 2019, 11 p.m. 13.9 ppb (13) 1.8 ppb (2) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 0.57 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 29, 2019, 10 p.m. 19.0 ppb (18) 3.7 ppb (3) N/A 15.0 ppb (14) N/A N/A 17.0 ppb (13) 0.61 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Dec. 29, 2019, 9 p.m. 8.7 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Dec. 29, 2019, 8 p.m. 8.2 ppb (8) 1.4 ppb (1) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.5 ppb (6) N/A 5.0 μg/m3 (21) 22.0
 
Dec. 29, 2019, 7 p.m. 12.8 ppb (12) 2.4 ppb (2) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.56 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 29, 2019, 6 p.m. 15.8 ppb (15) 3.6 ppb (3) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.61 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 29, 2019, 5 p.m. 17.5 ppb (16) 4.2 ppb (4) N/A 13.0 ppb (12) N/A N/A 13.0 ppb (10) 0.61 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 29, 2019, 4 p.m. 18.9 ppb (18) 2.9 ppb (3) N/A 16.0 ppb (15) N/A N/A 10.0 ppb (8) 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 29, 2019, 3 p.m. 14.0 ppb (13) 0.5 ppb (0) N/A 14.0 ppb (13) N/A N/A 12.0 ppb (9) 0.55 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 29, 2019, 2 p.m. 12.4 ppb (11) 0.3 ppb (0) N/A 12.0 ppb (11) N/A N/A 13.0 ppb (10) 0.54 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 29, 2019, 1 p.m. 13.0 ppb (12) 0.4 ppb (0) N/A 13.0 ppb (12) N/A N/A 12.0 ppb (9) 0.55 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 29, 2019, noon 7.8 ppb (7) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 18.0 ppb (14) 0.49 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 29, 2019, 11 a.m. 6.9 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Dec. 29, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Dec. 29, 2019, 9 a.m. 6.5 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 19.0 ppb (15) 0.52 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 29, 2019, 8 a.m. 8.7 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A N/A 16.0 ppb (12) 0.53 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 29, 2019, 7 a.m. 14.4 ppb (13) 0.5 ppb (0) N/A 14.0 ppb (13) N/A N/A 10.0 ppb (8) 0.6 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 29, 2019, 6 a.m. 30.4 ppb (28) 7.3 ppb (7) N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) 0.74 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Dec. 29, 2019, 5 a.m. 35.5 ppb (33) 10.8 ppb (10) N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 0.78 ppb (9) N/A 17.0 μg/m3 (61) 61.0
 
Dec. 29, 2019, 4 a.m. 34.5 ppb (32) 8.6 ppb (8) N/A 26.0 ppb (24) N/A N/A 1.0 ppb (1) 0.75 ppb (8) N/A 14.0 μg/m3 (54) 54.0
 
Dec. 29, 2019, 3 a.m. 23.0 ppb (21) 1.7 ppb (2) N/A 21.0 ppb (19) N/A N/A 5.0 ppb (4) 0.62 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 29, 2019, 2 a.m. 13.9 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (12) N/A N/A 14.0 ppb (11) 0.54 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 29, 2019, 1 a.m. 22.2 ppb (21) 9.4 ppb (9) N/A 13.0 ppb (12) N/A N/A 15.0 ppb (12) 0.59 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 29, 2019, midnight 29.4 ppb (27) 15.3 ppb (14) N/A 14.0 ppb (13) N/A N/A 17.0 ppb (13) 0.63 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 28, 2019, 11 p.m. 26.0 ppb (24) 11.3 ppb (10) N/A 15.0 ppb (14) N/A N/A 17.0 ppb (13) 0.69 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Dec. 28, 2019, 10 p.m. 27.6 ppb (26) 13.3 ppb (12) N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.68 ppb (8) N/A 8.0 μg/m3 (33) 33.0
 
Dec. 28, 2019, 9 p.m. 37.5 ppb (35) 21.5 ppb (20) N/A 16.0 ppb (15) N/A N/A 15.0 ppb (12) 0.75 ppb (8) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 28, 2019, 8 p.m. 36.4 ppb (34) 21.3 ppb (20) N/A 15.0 ppb (14) N/A N/A 14.0 ppb (11) 0.7 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Dec. 28, 2019, 7 p.m. 36.2 ppb (34) 22.3 ppb (21) N/A 14.0 ppb (13) N/A N/A 12.0 ppb (9) 0.72 ppb (8) N/A 9.0 μg/m3 (38) 38.0
 
Dec. 28, 2019, 6 p.m. 45.8 ppb (42) 29.2 ppb (27) N/A 17.0 ppb (16) N/A N/A 8.0 ppb (6) 0.77 ppb (9) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 28, 2019, 5 p.m. 71.5 ppb (69) 48.6 ppb (45) N/A 23.0 ppb (21) N/A N/A 3.0 ppb (2) 0.98 ppb (11) N/A 7.0 μg/m3 (29) 69.0
 
Dec. 28, 2019, 4 p.m. 101.4 ppb (100) 75.3 ppb (73) N/A 26.0 ppb (24) N/A N/A 1.0 ppb (1) 1.14 ppb (13) N/A 15.0 μg/m3 (56) 100.0
 
Dec. 28, 2019, 3 p.m. 82.6 ppb (80) 58.2 ppb (54) N/A 24.0 ppb (22) N/A N/A 0.0 ppb (0) 1.04 ppb (12) N/A 4.0 μg/m3 (17) 80.0