ID: 182

AQSQID: 060659001

Site Name: Lake Elsinore - W. Flint Street

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

Updated: Oct. 31, 2020, 5:39 a.m.

Location: Lake Elsinore (N Elsinore), CA

Reporting: True, Located: True

Current AQI: 50.0

Lake Elsinore (N Elsinore) CA, US: 33.676535, -117.331027

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 31, 2020, 4 a.m. 31.2 ppb (30) 0.5 ppb (1) N/A 31.0 ppb (30) N/A N/A 22.0 ppb (21) 0.62 ppb (7) 53.7 μg/m3 (50) 8.7 μg/m3 (37) 50.0
 
Oct. 31, 2020, 3 a.m. 22.2 ppb (21) 0.3 ppb (1) N/A 22.0 ppb (21) N/A N/A 38.0 ppb (36) 0.55 ppb (7) 27.3 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
Oct. 31, 2020, 2 a.m. 23.3 ppb (22) 0.3 ppb (1) N/A 23.0 ppb (22) N/A N/A 46.0 ppb (43) 0.53 ppb (6) 33.9 μg/m3 (32) 8.8 μg/m3 (37) 43.0
 
Oct. 31, 2020, 1 a.m. 9.4 ppb (9) 0.1 ppb (1) N/A 9.0 ppb (9) N/A N/A 67.0 ppb (91) 0.33 ppb (4) 22.2 μg/m3 (21) 5.1 μg/m3 (22) 91.0
 
Oct. 31, 2020, midnight 6.7 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A 78.0 ppb (105) 0.32 ppb (4) 27.0 μg/m3 (25) 6.8 μg/m3 (29) 105.0
 
Oct. 30, 2020, 11 p.m. 3.6 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 68.0 ppb (94) 0.22 ppb (3) 35.8 μg/m3 (34) 3.9 μg/m3 (17) 94.0
 
Oct. 30, 2020, 10 p.m. 1.9 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (55) 0.15 ppb (2) 22.6 μg/m3 (21) -1.1 μg/m3 (0) 55.0
 
Oct. 30, 2020, 9 p.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (49) 0.13 ppb (2) 5.3 μg/m3 (5) 0.2 μg/m3 (1) 49.0
 
Oct. 30, 2020, 8 p.m. 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.15 ppb (2) 6.9 μg/m3 (7) 2.0 μg/m3 (9) 47.0
 
Oct. 30, 2020, 7 p.m. 4.4 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) 0.16 ppb (3) 9.3 μg/m3 (9) 2.7 μg/m3 (12) 43.0
 
Oct. 30, 2020, 6 p.m. 7.1 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (37) 0.2 ppb (3) 2.8 μg/m3 (3) 5.8 μg/m3 (25) 37.0
 
Oct. 30, 2020, 5 p.m. 17.0 ppb (17) 4.2 ppb (4) N/A 13.0 ppb (13) N/A N/A 29.0 ppb (27) 0.34 ppb (4) 13.3 μg/m3 (13) 7.8 μg/m3 (33) 33.0
 
Oct. 30, 2020, 4 p.m. 29.7 ppb (29) 9.5 ppb (9) N/A 20.0 ppb (19) N/A N/A 15.0 ppb (14) 0.51 ppb (6) 45.5 μg/m3 (43) 13.1 μg/m3 (54) 54.0
 
Oct. 30, 2020, 3 p.m. 41.7 ppb (40) 16.6 ppb (16) N/A 25.0 ppb (24) N/A N/A 7.0 ppb (7) 0.58 ppb (7) 51.7 μg/m3 (48) 15.1 μg/m3 (58) 58.0
 
Oct. 30, 2020, 2 p.m. 40.7 ppb (39) 12.8 ppb (13) N/A 28.0 ppb (27) N/A N/A 4.0 ppb (4) 0.52 ppb (6) 42.8 μg/m3 (40) 6.1 μg/m3 (26) 40.0
 
Oct. 30, 2020, 1 p.m. 38.3 ppb (37) 7.7 ppb (8) N/A 31.0 ppb (30) N/A N/A 2.0 ppb (2) 0.52 ppb (6) 30.9 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
Oct. 30, 2020, noon 41.4 ppb (40) 7.0 ppb (7) N/A 34.0 ppb (33) N/A N/A 1.0 ppb (1) 0.56 ppb (7) 38.8 μg/m3 (36) 5.1 μg/m3 (22) 40.0
 
Oct. 30, 2020, 11 a.m. 18.2 ppb (18) 0.6 ppb (1) N/A 18.0 ppb (17) N/A N/A 15.0 ppb (14) 0.36 ppb (5) 30.2 μg/m3 (28) 3.2 μg/m3 (14) 28.0
 
Oct. 30, 2020, 10 a.m. 17.6 ppb (17) 0.7 ppb (1) N/A 17.0 ppb (17) N/A N/A 15.0 ppb (14) 0.35 ppb (4) 26.1 μg/m3 (25) 5.9 μg/m3 (25) 25.0
 
Oct. 30, 2020, 9 a.m. 28.2 ppb (27) 1.9 ppb (2) N/A 26.0 ppb (25) N/A N/A 7.0 ppb (7) 0.51 ppb (6) 37.7 μg/m3 (35) 8.8 μg/m3 (37) 37.0
 
Oct. 30, 2020, 8 a.m. 23.2 ppb (22) 0.7 ppb (1) N/A 22.0 ppb (21) N/A N/A 11.0 ppb (11) 0.47 ppb (6) 43.7 μg/m3 (41) 9.9 μg/m3 (42) 42.0
 
Oct. 30, 2020, 7 a.m. 20.8 ppb (20) 0.6 ppb (1) N/A 20.0 ppb (19) N/A N/A 18.0 ppb (17) 0.48 ppb (6) 39.1 μg/m3 (37) 14.3 μg/m3 (56) 56.0
 
Oct. 30, 2020, 6 a.m. 21.4 ppb (21) 0.6 ppb (1) N/A 21.0 ppb (20) N/A N/A 19.0 ppb (18) 0.49 ppb (6) 50.0 μg/m3 (47) 13.3 μg/m3 (54) 54.0
 
Oct. 30, 2020, 5 a.m. 20.2 ppb (20) 0.4 ppb (1) N/A 20.0 ppb (19) N/A N/A 25.0 ppb (24) 0.49 ppb (6) 31.7 μg/m3 (30) 15.0 μg/m3 (58) 58.0
 
Oct. 30, 2020, 4 a.m. 16.8 ppb (16) 0.4 ppb (1) N/A 16.0 ppb (16) N/A N/A 34.0 ppb (32) 0.44 ppb (5) 56.4 μg/m3 (52) 14.5 μg/m3 (57) 57.0
 
Oct. 30, 2020, 3 a.m. 23.6 ppb (23) 0.4 ppb (1) N/A 23.0 ppb (22) N/A N/A 33.0 ppb (31) 0.52 ppb (6) 39.5 μg/m3 (37) 10.0 μg/m3 (42) 42.0
 
Oct. 30, 2020, 2 a.m. 19.7 ppb (19) 0.3 ppb (1) N/A 19.0 ppb (18) N/A N/A 44.0 ppb (41) 0.45 ppb (6) 64.4 μg/m3 (56) 7.1 μg/m3 (30) 56.0
 
Oct. 30, 2020, 1 a.m. 16.4 ppb (16) 0.1 ppb (1) N/A 16.0 ppb (16) N/A N/A 47.0 ppb (44) 0.34 ppb (4) 44.0 μg/m3 (41) 7.3 μg/m3 (31) 44.0
 
Oct. 30, 2020, midnight 6.7 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A 67.0 ppb (91) 0.28 ppb (4) 26.2 μg/m3 (25) 9.0 μg/m3 (38) 91.0
 
Oct. 29, 2020, 11 p.m. 3.8 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 64.0 ppb (81) 0.23 ppb (3) 60.2 μg/m3 (54) 3.1 μg/m3 (13) 81.0
 
Oct. 29, 2020, 10 p.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.11 ppb (2) 10.4 μg/m3 (10) -2.7 μg/m3 (0) 41.0
 
Oct. 29, 2020, 9 p.m. 1.7 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.12 ppb (2) 7.7 μg/m3 (8) -2.7 μg/m3 (0) 42.0
 
Oct. 29, 2020, 8 p.m. 2.2 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) 0.13 ppb (2) 5.1 μg/m3 (5) -2.0 μg/m3 (0) 44.0
 
Oct. 29, 2020, 7 p.m. 2.1 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (40) 0.13 ppb (2) 5.4 μg/m3 (5) 0.6 μg/m3 (3) 40.0
 
Oct. 29, 2020, 6 p.m. 3.0 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) 0.14 ppb (2) 2.5 μg/m3 (3) 3.7 μg/m3 (16) 40.0
 
Oct. 29, 2020, 5 p.m. 13.9 ppb (14) 2.2 ppb (3) N/A 12.0 ppb (12) N/A N/A 42.0 ppb (39) 0.33 ppb (4) 26.2 μg/m3 (25) 14.8 μg/m3 (57) 57.0
 
Oct. 29, 2020, 4 p.m. 22.5 ppb (22) 4.1 ppb (4) N/A 18.0 ppb (17) N/A N/A 32.0 ppb (30) 0.52 ppb (6) 68.0 μg/m3 (58) 21.4 μg/m3 (71) 71.0
 
Oct. 29, 2020, 3 p.m. 46.7 ppb (45) 15.3 ppb (15) N/A 31.0 ppb (30) N/A N/A 14.0 ppb (13) 0.65 ppb (8) 88.9 μg/m3 (68) 29.3 μg/m3 (88) 88.0
 
Oct. 29, 2020, 2 p.m. 59.9 ppb (58) 20.6 ppb (20) N/A 39.0 ppb (37) N/A N/A 4.0 ppb (4) 0.74 ppb (8) 82.6 μg/m3 (65) 27.2 μg/m3 (83) 83.0
 
Oct. 29, 2020, 1 p.m. 41.5 ppb (40) 5.7 ppb (6) N/A 36.0 ppb (34) N/A N/A 6.0 ppb (6) 0.64 ppb (7) 60.8 μg/m3 (54) 22.9 μg/m3 (74) 74.0
 
Oct. 29, 2020, noon 29.9 ppb (29) 1.7 ppb (2) N/A 28.0 ppb (27) N/A N/A 14.0 ppb (13) 0.56 ppb (7) 52.8 μg/m3 (49) 21.9 μg/m3 (72) 72.0
 
Oct. 29, 2020, 11 a.m. 20.0 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A N/A 22.0 ppb (21) 0.45 ppb (6) 53.2 μg/m3 (50) 21.7 μg/m3 (72) 72.0
 
Oct. 29, 2020, 10 a.m. 15.0 ppb (15) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A 27.0 ppb (25) 0.44 ppb (5) 51.7 μg/m3 (48) 17.2 μg/m3 (62) 62.0
 
Oct. 29, 2020, 9 a.m. 21.5 ppb (21) 0.7 ppb (1) N/A 21.0 ppb (20) N/A N/A 18.0 ppb (17) 0.51 ppb (6) 57.1 μg/m3 (53) 20.7 μg/m3 (70) 70.0
 
Oct. 29, 2020, 8 a.m. 22.7 ppb (22) 0.7 ppb (1) N/A 22.0 ppb (21) N/A N/A 18.0 ppb (17) 0.51 ppb (6) 51.0 μg/m3 (48) 18.4 μg/m3 (65) 65.0
 
Oct. 29, 2020, 7 a.m. 14.8 ppb (14) 0.4 ppb (1) N/A 14.0 ppb (14) N/A N/A 32.0 ppb (30) 0.46 ppb (6) 42.7 μg/m3 (40) 11.4 μg/m3 (48) 48.0
 
Oct. 29, 2020, 6 a.m. 9.4 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A N/A 39.0 ppb (37) 0.38 ppb (5) 43.0 μg/m3 (40) 17.2 μg/m3 (62) 62.0
 
Oct. 29, 2020, 5 a.m. 19.2 ppb (19) 0.5 ppb (1) N/A 19.0 ppb (18) N/A N/A 30.0 ppb (28) 0.51 ppb (6) 53.9 μg/m3 (50) 21.9 μg/m3 (72) 72.0
 
Oct. 29, 2020, 4 a.m. 17.5 ppb (17) 0.4 ppb (1) N/A 17.0 ppb (17) N/A N/A 37.0 ppb (35) 0.48 ppb (6) 55.6 μg/m3 (52) 16.0 μg/m3 (60) 60.0
 
Oct. 29, 2020, 3 a.m. 13.0 ppb (13) 0.2 ppb (1) N/A 13.0 ppb (13) N/A N/A 49.0 ppb (46) 0.42 ppb (5) 44.4 μg/m3 (42) 16.2 μg/m3 (60) 60.0
 
Oct. 29, 2020, 2 a.m. 13.6 ppb (13) 0.3 ppb (1) N/A 13.0 ppb (13) N/A N/A 58.0 ppb (61) 0.42 ppb (5) 60.2 μg/m3 (54) 17.2 μg/m3 (62) 62.0
 
Oct. 29, 2020, 1 a.m. 10.6 ppb (10) 0.2 ppb (1) N/A 10.0 ppb (10) N/A N/A 68.0 ppb (94) 0.37 ppb (5) 77.9 μg/m3 (63) 20.4 μg/m3 (69) 94.0
 
Oct. 29, 2020, midnight 9.1 ppb (9) 0.1 ppb (1) N/A 9.0 ppb (9) N/A N/A 69.0 ppb (97) 0.32 ppb (4) 62.8 μg/m3 (55) 10.5 μg/m3 (44) 97.0
 
Oct. 28, 2020, 11 p.m. 6.6 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 57.0 ppb (58) 0.21 ppb (3) 30.4 μg/m3 (29) 7.8 μg/m3 (33) 58.0
 
Oct. 28, 2020, 10 p.m. 4.7 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 54.0 ppb (50) 0.19 ppb (3) 21.8 μg/m3 (21) 4.6 μg/m3 (20) 50.0
 
Oct. 28, 2020, 9 p.m. 3.4 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) 0.18 ppb (3) 12.6 μg/m3 (12) 4.4 μg/m3 (19) 50.0
 
Oct. 28, 2020, 8 p.m. 4.9 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 64.0 ppb (81) 0.25 ppb (3) 27.9 μg/m3 (26) 17.7 μg/m3 (63) 81.0
 
Oct. 28, 2020, 7 p.m. 5.7 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 63.0 ppb (78) 0.27 ppb (4) 33.7 μg/m3 (32) 16.0 μg/m3 (60) 78.0
 
Oct. 28, 2020, 6 p.m. 6.2 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 59.0 ppb (65) 0.28 ppb (4) 21.7 μg/m3 (21) 13.3 μg/m3 (54) 65.0
 
Oct. 28, 2020, 5 p.m. 10.9 ppb (11) 1.4 ppb (2) N/A 9.0 ppb (9) N/A N/A 47.0 ppb (44) 0.35 ppb (4) 37.7 μg/m3 (35) 17.4 μg/m3 (63) 63.0
 
Oct. 28, 2020, 4 p.m. 20.3 ppb (20) 3.3 ppb (4) N/A 17.0 ppb (17) N/A N/A 34.0 ppb (32) 0.49 ppb (6) 61.5 μg/m3 (55) 25.7 μg/m3 (80) 80.0
 
Oct. 28, 2020, 3 p.m. 32.7 ppb (31) 5.8 ppb (6) N/A 27.0 ppb (26) N/A N/A 22.0 ppb (21) 0.6 ppb (7) 75.9 μg/m3 (62) 31.2 μg/m3 (92) 92.0
 
Oct. 28, 2020, 2 p.m. 36.1 ppb (35) 5.4 ppb (6) N/A 31.0 ppb (30) N/A N/A 16.0 ppb (15) 0.55 ppb (7) 65.7 μg/m3 (57) 32.9 μg/m3 (95) 95.0
 
Oct. 28, 2020, 1 p.m. 22.9 ppb (22) 0.6 ppb (1) N/A 22.0 ppb (21) N/A N/A 22.0 ppb (21) 0.49 ppb (6) 56.6 μg/m3 (52) 25.4 μg/m3 (79) 79.0
 
Oct. 28, 2020, noon 35.0 ppb (34) 1.5 ppb (2) N/A 33.0 ppb (32) N/A N/A 11.0 ppb (11) 0.58 ppb (7) 62.8 μg/m3 (55) 32.1 μg/m3 (94) 94.0
 
Oct. 28, 2020, 11 a.m. 15.7 ppb (15) 0.7 ppb (1) N/A 15.0 ppb (15) N/A N/A 28.0 ppb (26) 0.44 ppb (5) 57.7 μg/m3 (53) 28.2 μg/m3 (85) 85.0
 
Oct. 28, 2020, 10 a.m. 12.6 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (12) N/A N/A 31.0 ppb (29) 0.45 ppb (6) 56.8 μg/m3 (52) 29.7 μg/m3 (89) 89.0
 
Oct. 28, 2020, 9 a.m. 11.1 ppb (11) 0.5 ppb (1) N/A 11.0 ppb (11) N/A N/A 32.0 ppb (30) 0.46 ppb (6) 64.0 μg/m3 (56) 36.9 μg/m3 (105) 105.0
 
Oct. 28, 2020, 8 a.m. 10.5 ppb (10) 0.4 ppb (1) N/A 10.0 ppb (10) N/A N/A 33.0 ppb (31) 0.45 ppb (6) 63.9 μg/m3 (56) 30.7 μg/m3 (91) 91.0
 
Oct. 28, 2020, 7 a.m. 13.4 ppb (13) 0.4 ppb (1) N/A 13.0 ppb (13) N/A N/A 34.0 ppb (32) 0.48 ppb (6) 70.2 μg/m3 (59) 36.8 μg/m3 (105) 105.0
 
Oct. 28, 2020, 6 a.m. 18.6 ppb (18) 0.4 ppb (1) N/A 18.0 ppb (17) N/A N/A 30.0 ppb (28) 0.54 ppb (6) 73.8 μg/m3 (61) 40.4 μg/m3 (114) 114.0
 
Oct. 28, 2020, 5 a.m. 18.0 ppb (17) 0.3 ppb (1) N/A 18.0 ppb (17) N/A N/A 45.0 ppb (42) 0.58 ppb (7) 81.1 μg/m3 (64) 52.7 μg/m3 (144) 144.0
 
Oct. 28, 2020, 4 a.m. 16.0 ppb (16) 0.3 ppb (1) N/A 16.0 ppb (16) N/A N/A 52.0 ppb (49) 0.61 ppb (7) 93.7 μg/m3 (71) 59.6 μg/m3 (154) 154.0
 
Oct. 28, 2020, 3 a.m. 13.3 ppb (13) 0.3 ppb (1) N/A 13.0 ppb (13) N/A N/A 64.0 ppb (81) 0.56 ppb (7) 93.4 μg/m3 (71) 66.8 μg/m3 (157) 157.0
 
Oct. 28, 2020, 2 a.m. 12.6 ppb (12) 0.3 ppb (1) N/A 12.0 ppb (12) N/A N/A 74.0 ppb (103) 0.61 ppb (7) 131.7 μg/m3 (89) N/A 103.0
 
Oct. 28, 2020, 1 a.m. 8.2 ppb (8) 0.1 ppb (1) N/A 8.0 ppb (8) N/A N/A 55.0 ppb (51) 0.39 ppb (5) 55.5 μg/m3 (52) 34.9 μg/m3 (99) 99.0
 
Oct. 28, 2020, midnight 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) 0.16 ppb (3) 24.5 μg/m3 (23) -0.4 μg/m3 (0) 42.0
 
Oct. 27, 2020, 11 p.m. 2.7 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) 0.16 ppb (3) 23.2 μg/m3 (22) -2.7 μg/m3 (0) 46.0
 
Oct. 27, 2020, 10 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.16 ppb (3) 23.2 μg/m3 (22) -0.1 μg/m3 (0) 48.0
 
Oct. 27, 2020, 9 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.17 ppb (3) 26.6 μg/m3 (25) -0.3 μg/m3 (0) 49.0
 
Oct. 27, 2020, 8 p.m. 2.3 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.17 ppb (3) 22.8 μg/m3 (22) -2.7 μg/m3 (0) 49.0
 
Oct. 27, 2020, 7 p.m. 2.4 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.17 ppb (3) 26.4 μg/m3 (25) -1.6 μg/m3 (0) 48.0
 
Oct. 27, 2020, 6 p.m. 3.4 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (46) 0.18 ppb (3) 25.7 μg/m3 (24) 0.8 μg/m3 (4) 46.0
 
Oct. 27, 2020, 5 p.m. 5.0 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (42) 0.19 ppb (3) 26.6 μg/m3 (25) 3.1 μg/m3 (13) 42.0
 
Oct. 27, 2020, 4 p.m. 9.0 ppb (9) 1.5 ppb (2) N/A 8.0 ppb (8) N/A N/A 40.0 ppb (38) 0.22 ppb (3) 19.9 μg/m3 (19) 4.4 μg/m3 (19) 38.0
 
Oct. 27, 2020, 3 p.m. 17.2 ppb (17) 2.9 ppb (3) N/A 14.0 ppb (14) N/A N/A 29.0 ppb (27) 0.32 ppb (4) 31.2 μg/m3 (29) 3.4 μg/m3 (15) 29.0
 
Oct. 27, 2020, 2 p.m. 29.2 ppb (28) 6.0 ppb (6) N/A 23.0 ppb (22) N/A N/A 15.0 ppb (14) 0.42 ppb (5) 47.0 μg/m3 (44) 2.3 μg/m3 (10) 44.0
 
Oct. 27, 2020, 1 p.m. 9.2 ppb (9) 0.1 ppb (1) N/A 9.0 ppb (9) N/A N/A 34.0 ppb (32) 0.23 ppb (3) 16.7 μg/m3 (16) 6.3 μg/m3 (27) 32.0
 
Oct. 27, 2020, noon 15.7 ppb (15) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 26.0 ppb (25) 0.3 ppb (4) 33.7 μg/m3 (32) 7.1 μg/m3 (30) 32.0
 
Oct. 27, 2020, 11 a.m. 6.6 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (7) N/A N/A 35.0 ppb (33) 0.22 ppb (3) 22.3 μg/m3 (21) 0.9 μg/m3 (4) 33.0
 
Oct. 27, 2020, 10 a.m. 3.7 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 40.0 ppb (38) 0.2 ppb (3) 18.1 μg/m3 (17) 0.3 μg/m3 (2) 38.0
 
Oct. 27, 2020, 9 a.m. 2.4 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) 0.19 ppb (3) 11.7 μg/m3 (11) 3.7 μg/m3 (16) 42.0
 
Oct. 27, 2020, 8 a.m. 3.3 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) 0.21 ppb (3) 20.2 μg/m3 (19) 5.6 μg/m3 (24) 38.0
 
Oct. 27, 2020, 7 a.m. 2.7 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.2 ppb (3) 17.4 μg/m3 (17) 3.1 μg/m3 (13) 43.0
 
Oct. 27, 2020, 6 a.m. 2.7 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.2 ppb (3) 14.3 μg/m3 (14) 3.5 μg/m3 (15) 43.0
 
Oct. 27, 2020, 5 a.m. 2.5 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.2 ppb (3) 16.9 μg/m3 (16) 5.3 μg/m3 (23) 43.0
 
Oct. 27, 2020, 4 a.m. 2.5 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.2 ppb (3) 20.6 μg/m3 (20) 5.6 μg/m3 (24) 43.0
 
Oct. 27, 2020, 3 a.m. 2.6 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (46) 0.2 ppb (3) 32.4 μg/m3 (30) 4.1 μg/m3 (18) 46.0
 
Oct. 27, 2020, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (45) 0.2 ppb (3) 14.7 μg/m3 (14) 4.4 μg/m3 (19) 45.0
 
Oct. 27, 2020, 1 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) 0.18 ppb (3) 35.2 μg/m3 (33) 6.1 μg/m3 (26) 44.0
 
Oct. 27, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) 0.17 ppb (3) N/A 8.5 μg/m3 (36) 45.0
 
Oct. 26, 2020, 11 p.m. 2.1 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) 0.16 ppb (3) N/A 11.9 μg/m3 (50) 50.0
 
Oct. 26, 2020, 10 p.m. 2.8 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) 0.16 ppb (3) 358.1 μg/m3 (206) 12.1 μg/m3 (51) 206.0
 
Oct. 26, 2020, 9 p.m. 2.3 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) 0.15 ppb (2) 324.6 μg/m3 (186) 13.3 μg/m3 (54) 186.0
 
Oct. 26, 2020, 8 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) 0.15 ppb (2) 289.7 μg/m3 (169) 17.0 μg/m3 (62) 169.0
 
Oct. 26, 2020, 7 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (44) 0.14 ppb (2) 166.4 μg/m3 (107) 11.3 μg/m3 (48) 107.0
 
Oct. 26, 2020, 6 p.m. 1.9 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.13 ppb (2) 299.4 μg/m3 (173) 11.2 μg/m3 (47) 173.0
 
Oct. 26, 2020, 5 p.m. 2.1 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (39) 0.14 ppb (2) 798.1 μg/m3 (695) 39.5 μg/m3 (111) 695.0
 
Oct. 26, 2020, 4 p.m. 2.4 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) 0.13 ppb (2) 585.5 μg/m3 (482) 29.6 μg/m3 (88) 482.0
 
Oct. 26, 2020, 3 p.m. 3.3 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (36) 0.14 ppb (2) N/A 14.8 μg/m3 (57) 57.0
 
Oct. 26, 2020, 2 p.m. 4.0 ppb (4) 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) 0.15 ppb (2) 217.5 μg/m3 (132) 13.1 μg/m3 (54) 132.0
 
Oct. 26, 2020, 1 p.m. 4.5 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) 0.15 ppb (2) 203.2 μg/m3 (125) 18.2 μg/m3 (64) 125.0
 
Oct. 26, 2020, noon 4.9 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (34) 0.15 ppb (2) 199.1 μg/m3 (123) 23.1 μg/m3 (75) 123.0
 
Oct. 26, 2020, 11 a.m. 8.2 ppb (8) 0.5 ppb (1) N/A 8.0 ppb (8) N/A N/A 20.0 ppb (19) 0.17 ppb (3) 53.8 μg/m3 (50) 4.8 μg/m3 (20) 50.0
 
Oct. 26, 2020, 10 a.m. 9.5 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (9) N/A N/A 11.0 ppb (11) 0.21 ppb (3) 14.0 μg/m3 (13) 3.2 μg/m3 (14) 14.0
 
Oct. 26, 2020, 9 a.m. 10.2 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (10) N/A N/A 9.0 ppb (9) 0.24 ppb (3) 20.8 μg/m3 (20) 5.4 μg/m3 (23) 23.0
 
Oct. 26, 2020, 8 a.m. 6.7 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (14) 0.21 ppb (3) 20.8 μg/m3 (20) 3.3 μg/m3 (14) 20.0
 
Oct. 26, 2020, 7 a.m. 6.1 ppb (6) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) 0.2 ppb (3) 15.2 μg/m3 (15) 0.8 μg/m3 (4) 17.0
 
Oct. 26, 2020, 6 a.m. 7.2 ppb (7) 0.3 ppb (1) N/A 7.0 ppb (7) N/A N/A 22.0 ppb (21) 0.22 ppb (3) 12.7 μg/m3 (12) 0.8 μg/m3 (4) 21.0
 
Oct. 26, 2020, 5 a.m. 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (26) 0.14 ppb (2) 11.4 μg/m3 (11) 1.3 μg/m3 (6) 26.0
 
Oct. 26, 2020, 4 a.m. 2.4 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (28) 0.13 ppb (2) 8.1 μg/m3 (8) 0.5 μg/m3 (3) 28.0
 
Oct. 26, 2020, 3 a.m. 1.8 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (29) 0.12 ppb (2) 3.6 μg/m3 (4) 2.5 μg/m3 (11) 29.0
 
Oct. 26, 2020, 2 a.m. 1.9 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) 0.13 ppb (2) 6.3 μg/m3 (6) 0.9 μg/m3 (4) 30.0
 
Oct. 26, 2020, 1 a.m. 2.0 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) 0.13 ppb (2) 6.1 μg/m3 (6) -0.9 μg/m3 (0) 31.0
 
Oct. 26, 2020, midnight 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) 0.12 ppb (2) 6.2 μg/m3 (6) 1.3 μg/m3 (6) 32.0
 
Oct. 25, 2020, 11 p.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.12 ppb (2) 3.1 μg/m3 (3) 2.3 μg/m3 (10) 32.0
 
Oct. 25, 2020, 10 p.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.12 ppb (2) 3.4 μg/m3 (4) 0.3 μg/m3 (2) 32.0
 
Oct. 25, 2020, 9 p.m. 2.2 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) 0.12 ppb (2) 5.1 μg/m3 (5) 0.3 μg/m3 (2) 32.0
 
Oct. 25, 2020, 8 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) 0.13 ppb (2) 3.4 μg/m3 (4) 4.4 μg/m3 (19) 32.0
 
Oct. 25, 2020, 7 p.m. 1.8 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.12 ppb (2) 1.3 μg/m3 (2) 2.8 μg/m3 (12) 32.0
 
Oct. 25, 2020, 6 p.m. 1.7 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.12 ppb (2) 2.9 μg/m3 (3) -1.8 μg/m3 (0) 32.0
 
Oct. 25, 2020, 5 p.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.12 ppb (2) 5.2 μg/m3 (5) -1.6 μg/m3 (0) 32.0
 
Oct. 25, 2020, 4 p.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) 0.12 ppb (2) 8.7 μg/m3 (9) 0.0 μg/m3 (0) 31.0
 
Oct. 25, 2020, 3 p.m. 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) 0.13 ppb (2) 8.0 μg/m3 (8) 4.4 μg/m3 (19) 30.0
 
Oct. 25, 2020, 2 p.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) 0.12 ppb (2) 6.4 μg/m3 (6) 4.7 μg/m3 (20) 31.0
 
Oct. 25, 2020, 1 p.m. 4.4 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (23) 0.17 ppb (3) 12.3 μg/m3 (12) 6.6 μg/m3 (28) 28.0
 
Oct. 25, 2020, noon 7.1 ppb (7) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 16.0 ppb (15) 0.22 ppb (3) 19.4 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
Oct. 25, 2020, 11 a.m. 6.7 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) 0.22 ppb (3) 18.0 μg/m3 (17) 4.7 μg/m3 (20) 20.0
 
Oct. 25, 2020, 10 a.m. 6.0 ppb (6) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (19) 0.2 ppb (3) 15.9 μg/m3 (15) 4.0 μg/m3 (17) 19.0
 
Oct. 25, 2020, 9 a.m. 5.9 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (21) 0.2 ppb (3) 16.1 μg/m3 (15) 3.1 μg/m3 (13) 21.0
 
Oct. 25, 2020, 8 a.m. 5.4 ppb (6) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.2 ppb (3) 19.2 μg/m3 (18) 1.5 μg/m3 (7) 22.0
 
Oct. 25, 2020, 7 a.m. 6.6 ppb (7) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (22) 0.21 ppb (3) 16.9 μg/m3 (16) 0.8 μg/m3 (4) 22.0
 
Oct. 25, 2020, 6 a.m. 3.3 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.17 ppb (3) 13.0 μg/m3 (13) 4.0 μg/m3 (17) 28.0
 
Oct. 25, 2020, 5 a.m. 3.0 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) 0.16 ppb (3) 10.4 μg/m3 (10) 3.1 μg/m3 (13) 29.0
 
Oct. 25, 2020, 4 a.m. 2.8 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.15 ppb (2) 12.0 μg/m3 (12) 1.5 μg/m3 (7) 28.0
 
Oct. 25, 2020, 3 a.m. 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) 0.16 ppb (3) 13.4 μg/m3 (13) 4.9 μg/m3 (21) 29.0
 
Oct. 25, 2020, 2 a.m. 3.4 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) 0.16 ppb (3) 12.7 μg/m3 (12) 6.5 μg/m3 (28) 31.0
 
Oct. 25, 2020, 1 a.m. 3.8 ppb (4) 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (32) 0.16 ppb (3) 16.7 μg/m3 (16) 5.9 μg/m3 (25) 32.0
 
Oct. 25, 2020, midnight 5.9 ppb (6) 0.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (34) 0.22 ppb (3) 25.2 μg/m3 (24) 5.2 μg/m3 (22) 34.0
 
Oct. 24, 2020, 11 p.m. 6.3 ppb (6) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (39) 0.24 ppb (3) 31.2 μg/m3 (29) 8.1 μg/m3 (34) 39.0
 
Oct. 24, 2020, 10 p.m. 3.0 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) 0.18 ppb (3) 18.5 μg/m3 (18) 6.0 μg/m3 (25) 41.0
 
Oct. 24, 2020, 9 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (40) 0.16 ppb (3) 14.0 μg/m3 (13) 3.0 μg/m3 (13) 40.0
 
Oct. 24, 2020, 8 p.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (39) 0.17 ppb (3) 15.4 μg/m3 (15) 6.0 μg/m3 (25) 39.0
 
Oct. 24, 2020, 7 p.m. 2.9 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) 0.18 ppb (3) 16.6 μg/m3 (16) 9.5 μg/m3 (40) 40.0
 
Oct. 24, 2020, 6 p.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (36) 0.17 ppb (3) 11.2 μg/m3 (11) 8.1 μg/m3 (34) 36.0
 
Oct. 24, 2020, 5 p.m. 4.4 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) 0.22 ppb (3) 16.8 μg/m3 (16) 7.8 μg/m3 (33) 34.0
 
Oct. 24, 2020, 4 p.m. 4.7 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (31) 0.24 ppb (3) 16.9 μg/m3 (16) 7.8 μg/m3 (33) 33.0
 
Oct. 24, 2020, 3 p.m. 5.2 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) 0.25 ppb (3) 22.7 μg/m3 (22) 7.6 μg/m3 (32) 32.0
 
Oct. 24, 2020, 2 p.m. 4.2 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.23 ppb (3) 23.2 μg/m3 (22) 9.8 μg/m3 (41) 41.0
 
Oct. 24, 2020, 1 p.m. 4.0 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.23 ppb (3) 21.2 μg/m3 (20) 11.8 μg/m3 (50) 50.0
 
Oct. 24, 2020, noon 3.9 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.22 ppb (3) 21.8 μg/m3 (21) 11.3 μg/m3 (48) 48.0
 
Oct. 24, 2020, 11 a.m. 3.5 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (25) 0.17 ppb (3) 15.9 μg/m3 (15) 8.5 μg/m3 (36) 36.0
 
Oct. 24, 2020, 10 a.m. 3.3 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (27) 0.16 ppb (3) 14.5 μg/m3 (14) 8.3 μg/m3 (35) 35.0
 
Oct. 24, 2020, 9 a.m. 4.8 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (24) 0.19 ppb (3) 17.3 μg/m3 (17) 9.4 μg/m3 (40) 40.0
 
Oct. 24, 2020, 8 a.m. 5.4 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 26.0 ppb (25) 0.21 ppb (3) 16.8 μg/m3 (16) 8.5 μg/m3 (36) 36.0
 
Oct. 24, 2020, 7 a.m. 4.1 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (28) 0.17 ppb (3) 14.1 μg/m3 (14) 4.9 μg/m3 (21) 28.0
 
Oct. 24, 2020, 6 a.m. 3.8 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.17 ppb (3) 14.2 μg/m3 (14) 3.5 μg/m3 (15) 29.0
 
Oct. 24, 2020, 5 a.m. 4.4 ppb (5) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.19 ppb (3) 18.8 μg/m3 (18) 6.3 μg/m3 (27) 30.0