AQSQID: 211110075

Site Name: Near Road

Location: Louisville (Camp Taylor), KY

Reporting: True, Located: True

Current AQI: 54.0

Louisville (Camp Taylor) KY, US: 38.1935, -85.7121

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 4, 2020, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.28 ppb (3) 30.0 μg/m3 (27) 13.9 μg/m3 (54) 54.0
 
April 4, 2020, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.22 ppb (2) 17.0 μg/m3 (15) 9.9 μg/m3 (41) 41.0
 
April 4, 2020, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.28 ppb (3) 22.0 μg/m3 (20) 12.6 μg/m3 (51) 51.0
 
April 4, 2020, 7 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) 23.0 μg/m3 (21) 13.6 μg/m3 (53) 53.0
 
April 4, 2020, 6 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.33 ppb (4) 25.0 μg/m3 (23) 13.6 μg/m3 (53) 53.0
 
April 4, 2020, 5 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.37 ppb (4) 30.0 μg/m3 (27) 18.5 μg/m3 (64) 64.0
 
April 4, 2020, 4 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.36 ppb (4) 27.0 μg/m3 (25) 16.0 μg/m3 (59) 59.0
 
April 4, 2020, 3 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.5 ppb (6) 34.0 μg/m3 (31) 15.7 μg/m3 (58) 58.0
 
April 4, 2020, 2 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.51 ppb (6) 33.0 μg/m3 (30) 16.5 μg/m3 (60) 60.0
 
April 4, 2020, 1 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.53 ppb (6) 44.0 μg/m3 (40) 20.9 μg/m3 (69) 69.0
 
April 4, 2020, noon N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.78 ppb (9) 49.0 μg/m3 (45) 32.8 μg/m3 (94) 94.0
 
April 4, 2020, 11 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.86 ppb (10) 74.0 μg/m3 (60) 42.8 μg/m3 (118) 118.0
 
April 4, 2020, 10 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 0.93 ppb (10) 57.0 μg/m3 (51) 37.7 μg/m3 (106) 106.0
 
April 4, 2020, 9 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.87 ppb (10) 54.0 μg/m3 (49) 37.1 μg/m3 (104) 104.0
 
April 4, 2020, 8 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.94 ppb (10) 55.0 μg/m3 (50) 37.7 μg/m3 (106) 106.0
 
April 4, 2020, 7 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A N/A 0.83 ppb (9) 50.0 μg/m3 (45) 30.9 μg/m3 (90) 90.0
 
April 4, 2020, 6 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A N/A 0.85 ppb (9) 51.0 μg/m3 (46) 29.5 μg/m3 (87) 87.0
 
April 4, 2020, 5 a.m. N/A N/A N/A 38.0 ppb (35) N/A N/A N/A 0.82 ppb (9) 43.0 μg/m3 (39) 28.5 μg/m3 (85) 85.0
 
April 4, 2020, 4 a.m. N/A N/A N/A 36.0 ppb (33) N/A N/A N/A 0.85 ppb (9) 55.0 μg/m3 (50) 40.2 μg/m3 (112) 112.0
 
April 4, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.78 ppb (9) 38.0 μg/m3 (35) 27.7 μg/m3 (83) 83.0
 
April 4, 2020, 2 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A N/A 0.65 ppb (7) 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
April 4, 2020, 1 a.m. N/A N/A N/A 29.0 ppb (27) N/A N/A N/A 0.56 ppb (6) 24.0 μg/m3 (22) 13.2 μg/m3 (53) 53.0
 
April 4, 2020, midnight N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.42 ppb (5) 17.0 μg/m3 (15) 8.9 μg/m3 (37) 37.0
 
April 3, 2020, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.23 ppb (3) 14.0 μg/m3 (13) 7.3 μg/m3 (30) 30.0
 
April 3, 2020, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (3) 15.0 μg/m3 (14) 6.8 μg/m3 (28) 28.0
 
April 3, 2020, 9 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) 16.0 μg/m3 (15) 7.1 μg/m3 (30) 30.0
 
April 3, 2020, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) 16.0 μg/m3 (15) 7.2 μg/m3 (30) 30.0
 
April 3, 2020, 7 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A 0.27 ppb (3) 19.0 μg/m3 (17) 8.2 μg/m3 (34) 34.0
 
April 3, 2020, 6 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A N/A 0.27 ppb (3) 20.0 μg/m3 (18) 7.8 μg/m3 (32) 32.0
 
April 3, 2020, 5 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) 18.0 μg/m3 (16) 8.2 μg/m3 (34) 34.0
 
April 3, 2020, 4 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) 24.0 μg/m3 (22) 8.4 μg/m3 (35) 35.0
 
April 3, 2020, 3 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.35 ppb (4) 29.0 μg/m3 (26) 10.5 μg/m3 (44) 44.0
 
April 3, 2020, 2 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.45 ppb (5) 41.0 μg/m3 (37) 15.5 μg/m3 (57) 57.0
 
April 3, 2020, 1 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.61 ppb (7) 45.0 μg/m3 (41) 16.6 μg/m3 (60) 60.0
 
April 3, 2020, noon N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 0.71 ppb (8) 39.0 μg/m3 (35) 16.8 μg/m3 (60) 60.0
 
April 3, 2020, 11 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.5 ppb (6) 26.0 μg/m3 (24) 14.1 μg/m3 (54) 54.0
 
April 3, 2020, 10 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.56 ppb (6) 20.0 μg/m3 (18) 12.8 μg/m3 (52) 52.0
 
April 3, 2020, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) 21.0 μg/m3 (19) 14.1 μg/m3 (54) 54.0
 
April 3, 2020, 8 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.42 ppb (5) 22.0 μg/m3 (20) 16.2 μg/m3 (59) 59.0
 
April 3, 2020, 7 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A N/A 0.49 ppb (5) 27.0 μg/m3 (25) 18.5 μg/m3 (64) 64.0
 
April 3, 2020, 6 a.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.65 ppb (7) 39.0 μg/m3 (35) 20.0 μg/m3 (67) 67.0
 
April 3, 2020, 5 a.m. N/A N/A N/A 29.0 ppb (27) N/A N/A N/A 0.7 ppb (8) 47.0 μg/m3 (43) 19.5 μg/m3 (66) 66.0
 
April 3, 2020, 4 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 0.56 ppb (6) 30.0 μg/m3 (27) 16.9 μg/m3 (60) 60.0
 
April 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.49 ppb (5) 27.0 μg/m3 (25) 20.4 μg/m3 (68) 68.0
 
April 3, 2020, 2 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.47 ppb (5) 28.0 μg/m3 (25) 17.5 μg/m3 (62) 62.0
 
April 3, 2020, 1 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.35 ppb (4) 17.0 μg/m3 (15) 9.3 μg/m3 (39) 39.0
 
April 3, 2020, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) 12.0 μg/m3 (11) 5.7 μg/m3 (24) 24.0
 
April 2, 2020, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (2) 10.0 μg/m3 (9) 5.2 μg/m3 (22) 22.0
 
April 2, 2020, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.2 ppb (2) 12.0 μg/m3 (11) 5.5 μg/m3 (23) 23.0
 
April 2, 2020, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.21 ppb (2) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
April 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) 17.0 μg/m3 (15) 5.8 μg/m3 (24) 24.0
 
April 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) 18.0 μg/m3 (16) 6.6 μg/m3 (28) 28.0
 
April 2, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.21 ppb (2) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
April 2, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
April 2, 2020, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) 18.0 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
April 2, 2020, 3 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.28 ppb (3) 19.0 μg/m3 (17) 10.5 μg/m3 (44) 44.0
 
April 2, 2020, 2 p.m. N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 0.58 ppb (6) 35.0 μg/m3 (32) 15.7 μg/m3 (58) 58.0
 
April 2, 2020, 1 p.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.77 ppb (9) 55.0 μg/m3 (50) 20.4 μg/m3 (68) 68.0
 
April 2, 2020, noon N/A N/A N/A 27.0 ppb (25) N/A N/A N/A 1.15 ppb (13) 107.0 μg/m3 (76) 27.3 μg/m3 (83) 83.0
 
April 2, 2020, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 1.24 ppb (14) 44.0 μg/m3 (40) 19.1 μg/m3 (65) 65.0
 
April 2, 2020, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.76 ppb (8) 33.0 μg/m3 (30) 15.9 μg/m3 (58) 58.0
 
April 2, 2020, 9 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.78 ppb (9) 36.0 μg/m3 (33) 15.7 μg/m3 (58) 58.0
 
April 2, 2020, 8 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.66 ppb (7) 30.0 μg/m3 (27) 13.9 μg/m3 (54) 54.0
 
April 2, 2020, 7 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.53 ppb (6) 22.0 μg/m3 (20) 12.4 μg/m3 (51) 51.0
 
April 2, 2020, 6 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.37 ppb (4) 17.0 μg/m3 (15) 11.1 μg/m3 (46) 46.0
 
April 2, 2020, 5 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.31 ppb (3) 14.0 μg/m3 (13) 10.1 μg/m3 (42) 42.0
 
April 2, 2020, 4 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.32 ppb (4) 14.0 μg/m3 (13) 10.1 μg/m3 (42) 42.0
 
April 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) 12.0 μg/m3 (11) 8.7 μg/m3 (36) 36.0
 
April 2, 2020, 2 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A N/A 0.22 ppb (2) 10.0 μg/m3 (9) 6.6 μg/m3 (28) 28.0
 
April 2, 2020, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.21 ppb (2) 18.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
April 2, 2020, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.21 ppb (2) 13.0 μg/m3 (12) 7.5 μg/m3 (31) 31.0
 
April 1, 2020, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) 8.0 μg/m3 (7) 4.7 μg/m3 (20) 20.0
 
April 1, 2020, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.19 ppb (2) 7.0 μg/m3 (6) 4.6 μg/m3 (19) 19.0
 
April 1, 2020, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 5.3 μg/m3 (22) 22.0
 
April 1, 2020, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.22 ppb (2) 13.0 μg/m3 (12) 5.8 μg/m3 (24) 24.0
 
April 1, 2020, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.24 ppb (3) 13.0 μg/m3 (12) 6.5 μg/m3 (27) 27.0
 
April 1, 2020, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) 12.0 μg/m3 (11) 6.7 μg/m3 (28) 28.0
 
April 1, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.18 ppb (2) 12.0 μg/m3 (11) 6.3 μg/m3 (26) 26.0
 
April 1, 2020, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) 11.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
April 1, 2020, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.19 ppb (2) 12.0 μg/m3 (11) 6.2 μg/m3 (26) 26.0
 
April 1, 2020, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.19 ppb (2) 11.0 μg/m3 (10) 5.9 μg/m3 (25) 25.0
 
April 1, 2020, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) N/A N/A 5.0
 
April 1, 2020, noon N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
April 1, 2020, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) 7.0 μg/m3 (6) 4.9 μg/m3 (20) 20.0
 
April 1, 2020, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) 7.0 μg/m3 (6) 4.9 μg/m3 (20) 20.0
 
April 1, 2020, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 7.0 μg/m3 (6) 5.1 μg/m3 (21) 21.0
 
April 1, 2020, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 9.0 μg/m3 (8) 6.5 μg/m3 (27) 27.0
 
April 1, 2020, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (2) 8.0 μg/m3 (7) 6.2 μg/m3 (26) 26.0
 
April 1, 2020, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (2) 10.0 μg/m3 (9) 7.1 μg/m3 (30) 30.0
 
April 1, 2020, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) 12.0 μg/m3 (11) 9.2 μg/m3 (38) 38.0
 
April 1, 2020, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 13.0 μg/m3 (12) 9.6 μg/m3 (40) 40.0
 
April 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) 14.0 μg/m3 (13) 9.7 μg/m3 (40) 40.0
 
April 1, 2020, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
April 1, 2020, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 13.0 μg/m3 (12) 8.4 μg/m3 (35) 35.0
 
April 1, 2020, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 12.0 μg/m3 (11) 7.4 μg/m3 (31) 31.0
 
March 31, 2020, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 12.0 μg/m3 (11) 6.6 μg/m3 (28) 28.0
 
March 31, 2020, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) 12.0 μg/m3 (11) 6.5 μg/m3 (27) 27.0
 
March 31, 2020, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.18 ppb (2) 12.0 μg/m3 (11) 5.7 μg/m3 (24) 24.0
 
March 31, 2020, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (2) 10.0 μg/m3 (9) 4.7 μg/m3 (20) 20.0
 
March 31, 2020, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 14.0 μg/m3 (13) 4.9 μg/m3 (20) 20.0
 
March 31, 2020, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
March 31, 2020, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.17 ppb (2) 12.0 μg/m3 (11) 5.6 μg/m3 (23) 23.0
 
March 31, 2020, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) 10.0 μg/m3 (9) 4.9 μg/m3 (20) 20.0
 
March 31, 2020, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.18 ppb (2) 13.0 μg/m3 (12) 5.7 μg/m3 (24) 24.0
 
March 31, 2020, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 5.5 μg/m3 (23) 23.0
 
March 31, 2020, 1 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A 0.19 ppb (2) 11.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
March 31, 2020, noon N/A N/A N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) 11.0 μg/m3 (10) 5.6 μg/m3 (23) 23.0
 
March 31, 2020, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) 9.0 μg/m3 (8) 5.3 μg/m3 (22) 22.0
 
March 31, 2020, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 8.0 μg/m3 (7) 5.2 μg/m3 (22) 22.0
 
March 31, 2020, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (2) 6.0 μg/m3 (5) 3.7 μg/m3 (15) 15.0
 
March 31, 2020, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) 7.0 μg/m3 (6) 3.9 μg/m3 (16) 16.0
 
March 31, 2020, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) 7.0 μg/m3 (6) 3.8 μg/m3 (16) 16.0
 
March 31, 2020, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) 8.0 μg/m3 (7) 4.5 μg/m3 (19) 19.0
 
March 31, 2020, 5 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.18 ppb (2) 13.0 μg/m3 (12) 6.1 μg/m3 (25) 25.0
 
March 31, 2020, 4 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.19 ppb (2) 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
March 31, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) 13.0 μg/m3 (12) 6.1 μg/m3 (25) 25.0
 
March 31, 2020, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
March 31, 2020, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) 11.0 μg/m3 (10) 4.9 μg/m3 (20) 20.0
 
March 31, 2020, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) 10.0 μg/m3 (9) 4.4 μg/m3 (18) 18.0
 
March 30, 2020, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (2) 10.0 μg/m3 (9) 4.1 μg/m3 (17) 17.0
 
March 30, 2020, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.16 ppb (2) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
March 30, 2020, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) 10.0 μg/m3 (9) 3.8 μg/m3 (16) 16.0
 
March 30, 2020, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.15 ppb (2) 9.0 μg/m3 (8) 3.7 μg/m3 (15) 15.0
 
March 30, 2020, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) 12.0 μg/m3 (11) 3.6 μg/m3 (15) 15.0
 
March 30, 2020, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.15 ppb (2) 9.0 μg/m3 (8) 3.5 μg/m3 (15) 15.0
 
March 30, 2020, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.15 ppb (2) 8.0 μg/m3 (7) 3.6 μg/m3 (15) 15.0
 
March 30, 2020, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.15 ppb (2) 9.0 μg/m3 (8) 3.5 μg/m3 (15) 15.0
 
March 30, 2020, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (2) 8.0 μg/m3 (7) 3.5 μg/m3 (15) 15.0
 
March 30, 2020, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 9.0 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
March 30, 2020, 1 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A N/A 0.18 ppb (2) 10.0 μg/m3 (9) 4.3 μg/m3 (18) 18.0
 
March 30, 2020, noon N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) 11.0 μg/m3 (10) 4.2 μg/m3 (18) 18.0
 
March 30, 2020, 11 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.22 ppb (2) 11.0 μg/m3 (10) 4.2 μg/m3 (18) 18.0
 
March 30, 2020, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) 9.0 μg/m3 (8) 4.3 μg/m3 (18) 18.0
 
March 30, 2020, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (2) 8.0 μg/m3 (7) 3.9 μg/m3 (16) 16.0
 
March 30, 2020, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) 8.0 μg/m3 (7) 4.1 μg/m3 (17) 17.0
 
March 30, 2020, 7 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.19 ppb (2) 10.0 μg/m3 (9) 4.3 μg/m3 (18) 18.0
 
March 30, 2020, 6 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 3.9 μg/m3 (16) 16.0
 
March 30, 2020, 5 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) 8.0 μg/m3 (7) 3.9 μg/m3 (16) 16.0
 
March 30, 2020, 4 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A 0.18 ppb (2) 8.0 μg/m3 (7) 3.6 μg/m3 (15) 15.0
 
March 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) 7.0 μg/m3 (6) 3.4 μg/m3 (14) 14.0
 
March 30, 2020, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) 6.0 μg/m3 (5) 3.3 μg/m3 (14) 14.0
 
March 30, 2020, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) 7.0 μg/m3 (6) 3.4 μg/m3 (14) 14.0
 
March 30, 2020, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) 7.0 μg/m3 (6) 3.2 μg/m3 (13) 13.0
 
March 29, 2020, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) 4.0 μg/m3 (4) 2.4 μg/m3 (10) 10.0
 
March 29, 2020, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 3.0 μg/m3 (3) 1.7 μg/m3 (7) 7.0
 
March 29, 2020, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) 4.0 μg/m3 (4) 1.6 μg/m3 (7) 7.0
 
March 29, 2020, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) 5.0 μg/m3 (5) 1.5 μg/m3 (6) 6.0
 
March 29, 2020, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) 5.0 μg/m3 (5) 1.4 μg/m3 (6) 6.0
 
March 29, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.19 ppb (2) 3.0 μg/m3 (3) 1.1 μg/m3 (5) 5.0
 
March 29, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) 7.0 μg/m3 (6) 1.8 μg/m3 (8) 8.0
 
March 29, 2020, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (2) 11.0 μg/m3 (10) 3.2 μg/m3 (13) 13.0
 
March 29, 2020, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (2) 13.0 μg/m3 (12) 3.7 μg/m3 (15) 15.0
 
March 29, 2020, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) 17.0 μg/m3 (15) 4.4 μg/m3 (18) 18.0
 
March 29, 2020, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.19 ppb (2) 9.0 μg/m3 (8) 5.8 μg/m3 (24) 24.0
 
March 29, 2020, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.19 ppb (2) 10.0 μg/m3 (9) 6.5 μg/m3 (27) 27.0
 
March 29, 2020, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) 10.0 μg/m3 (9) 6.7 μg/m3 (28) 28.0
 
March 29, 2020, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.27 ppb (3) 9.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
March 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) 15.0 μg/m3 (14) 7.9 μg/m3 (33) 33.0
 
March 29, 2020, 2 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A N/A 19.0 μg/m3 (17) 11.7 μg/m3 (49) 49.0
 
March 29, 2020, 1 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.34 ppb (4) 19.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
March 29, 2020, midnight N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.36 ppb (4) 18.0 μg/m3 (16) 12.4 μg/m3 (51) 51.0
 
March 28, 2020, 11 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) 20.0 μg/m3 (18) 12.4 μg/m3 (51) 51.0
 
March 28, 2020, 10 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.35 ppb (4) 18.0 μg/m3 (16) 12.3 μg/m3 (51) 51.0
 
March 28, 2020, 9 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A N/A 0.33 ppb (4) 19.0 μg/m3 (17) 12.9 μg/m3 (52) 52.0
 
March 28, 2020, 8 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.35 ppb (4) 19.0 μg/m3 (17) 13.2 μg/m3 (53) 53.0
 
March 28, 2020, 7 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.33 ppb (4) 21.0 μg/m3 (19) 13.8 μg/m3 (54) 54.0
 
March 28, 2020, 6 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.37 ppb (4) 21.0 μg/m3 (19) 13.8 μg/m3 (54) 54.0
 
March 28, 2020, 5 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.33 ppb (4) 19.0 μg/m3 (17) 12.9 μg/m3 (52) 52.0