ID: 179

AQSQID: 060655001

Site Name: Palm Springs - Fire Station

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

Updated: March 4, 2021, 7:32 p.m.

Location: Palm Spgs (Racquet Club Estates), CA

Reporting: True, Located: True

Current AQI: 42.0

Palm Spgs (Racquet Club Estates) CA, US: 33.852605, -116.540965

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 25, 2021, 6 p.m. 1.3 ppb (2) 0.8 ppb (1) N/A 0.0 ppb (0) N/A N/A 45.0 ppb (42) 0.11 ppb (2) 59.6 μg/m3 (54) N/A 54.0
 
Feb. 25, 2021, 5 p.m. 1.0 ppb (1) 0.6 ppb (1) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) 0.12 ppb (2) 46.2 μg/m3 (43) N/A 43.0
 
Feb. 25, 2021, 4 p.m. 2.3 ppb (3) 1.1 ppb (2) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.11 ppb (2) 88.7 μg/m3 (68) N/A 68.0
 
Feb. 25, 2021, 3 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.11 ppb (2) 149.5 μg/m3 (98) N/A 98.0
 
Feb. 25, 2021, 2 p.m. 1.9 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.12 ppb (2) 237.7 μg/m3 (142) N/A 142.0
 
Feb. 25, 2021, 1 p.m. 1.6 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.11 ppb (2) 257.5 μg/m3 (153) N/A 153.0
 
Feb. 25, 2021, noon 0.9 ppb (1) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.1 ppb (2) 263.6 μg/m3 (156) N/A 156.0
 
Feb. 25, 2021, 11 a.m. 0.9 ppb (1) 0.5 ppb (1) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) 0.09 ppb (2) 236.9 μg/m3 (142) N/A 142.0
 
Feb. 25, 2021, 10 a.m. 4.6 ppb (5) 2.7 ppb (3) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) 0.1 ppb (2) 249.9 μg/m3 (148) N/A 148.0
 
Feb. 25, 2021, 9 a.m. 0.8 ppb (1) 0.4 ppb (1) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) 0.09 ppb (2) 235.4 μg/m3 (141) N/A 141.0
 
Feb. 25, 2021, 8 a.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.09 ppb (2) 84.0 μg/m3 (66) N/A 66.0
 
Feb. 25, 2021, 7 a.m. 6.5 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 43.0 ppb (40) 0.16 ppb (3) 29.4 μg/m3 (28) N/A 40.0
 
Feb. 25, 2021, 6 a.m. 8.7 ppb (9) 0.5 ppb (1) N/A 8.0 ppb (8) N/A N/A 43.0 ppb (40) 0.18 ppb (3) 26.5 μg/m3 (25) N/A 40.0
 
Feb. 25, 2021, 5 a.m. 7.7 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 45.0 ppb (42) 0.18 ppb (3) 22.8 μg/m3 (22) N/A 42.0
 
Feb. 25, 2021, 4 a.m. 13.0 ppb (13) 1.0 ppb (1) N/A 12.0 ppb (12) N/A N/A 36.0 ppb (34) 0.25 ppb (3) 19.6 μg/m3 (19) N/A 34.0
 
Feb. 25, 2021, 3 a.m. 17.9 ppb (17) 1.5 ppb (2) N/A 16.0 ppb (16) N/A N/A 33.0 ppb (31) 0.32 ppb (4) 19.9 μg/m3 (19) N/A 31.0
 
Feb. 25, 2021, 2 a.m. 16.9 ppb (16) 1.1 ppb (2) N/A 16.0 ppb (16) N/A N/A 37.0 ppb (35) 0.31 ppb (4) 18.3 μg/m3 (17) N/A 35.0
 
Feb. 25, 2021, 1 a.m. 14.5 ppb (14) 4.3 ppb (5) N/A 10.0 ppb (10) N/A N/A 48.0 ppb (45) 0.23 ppb (3) 4.4 μg/m3 (5) N/A 45.0
 
Feb. 25, 2021, midnight 7.4 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (50) 0.18 ppb (3) -2.3 μg/m3 (0) N/A 50.0
 
Feb. 24, 2021, 11 p.m. 4.8 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 57.0 ppb (58) 0.15 ppb (2) 4.7 μg/m3 (5) N/A 58.0
 
Feb. 24, 2021, 10 p.m. 4.2 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 57.0 ppb (58) 0.14 ppb (2) N/A N/A 58.0
 
Feb. 24, 2021, 9 p.m. 4.9 ppb (5) 1.5 ppb (2) N/A 3.0 ppb (3) N/A N/A 56.0 ppb (55) 0.13 ppb (2) N/A N/A 55.0
 
Feb. 24, 2021, 8 p.m. 4.1 ppb (4) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) 0.14 ppb (2) 10.2 μg/m3 (10) N/A 50.0
 
Feb. 24, 2021, 7 p.m. 4.3 ppb (5) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) 0.13 ppb (2) 17.5 μg/m3 (17) N/A 50.0
 
Feb. 24, 2021, 6 p.m. 6.8 ppb (7) 2.2 ppb (3) N/A 5.0 ppb (5) N/A N/A 47.0 ppb (44) 0.17 ppb (3) 14.5 μg/m3 (14) N/A 44.0
 
Feb. 24, 2021, 5 p.m. 9.9 ppb (10) 2.7 ppb (3) N/A 7.0 ppb (7) N/A N/A 40.0 ppb (38) 0.19 ppb (3) 19.3 μg/m3 (18) N/A 38.0
 
Feb. 24, 2021, 4 p.m. 15.3 ppb (15) 4.5 ppb (5) N/A 11.0 ppb (11) N/A N/A 35.0 ppb (33) 0.26 ppb (4) 23.6 μg/m3 (22) N/A 33.0
 
Feb. 24, 2021, 3 p.m. 25.7 ppb (25) 7.0 ppb (7) N/A 19.0 ppb (18) N/A N/A 29.0 ppb (27) 0.26 ppb (4) 21.5 μg/m3 (20) N/A 27.0
 
Feb. 24, 2021, 2 p.m. 18.9 ppb (18) 1.7 ppb (2) N/A 17.0 ppb (17) N/A N/A 26.0 ppb (25) 0.2 ppb (3) 12.7 μg/m3 (12) N/A 25.0
 
Feb. 24, 2021, 1 p.m. 13.9 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A N/A 26.0 ppb (25) 0.19 ppb (3) 13.7 μg/m3 (13) N/A 25.0
 
Feb. 24, 2021, noon 14.0 ppb (14) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 28.0 ppb (26) 0.18 ppb (3) 11.8 μg/m3 (11) N/A 26.0
 
Feb. 24, 2021, 11 a.m. 11.3 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A N/A 29.0 ppb (27) 0.18 ppb (3) 12.2 μg/m3 (12) N/A 27.0
 
Feb. 24, 2021, 10 a.m. 14.5 ppb (14) 1.1 ppb (2) N/A 13.0 ppb (13) N/A N/A 21.0 ppb (20) 0.2 ppb (3) 14.2 μg/m3 (14) N/A 20.0
 
Feb. 24, 2021, 9 a.m. 50.5 ppb (48) 28.3 ppb (27) N/A 22.0 ppb (21) N/A N/A 16.0 ppb (15) 0.27 ppb (4) 16.1 μg/m3 (15) N/A 48.0
 
Feb. 24, 2021, 8 a.m. 19.6 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A N/A 21.0 ppb (20) 0.23 ppb (3) 15.2 μg/m3 (15) N/A 20.0
 
Feb. 24, 2021, 7 a.m. 22.3 ppb (22) 0.8 ppb (1) N/A 22.0 ppb (21) N/A N/A 23.0 ppb (22) 0.24 ppb (3) 22.9 μg/m3 (22) N/A 22.0
 
Feb. 24, 2021, 6 a.m. 20.9 ppb (20) 2.3 ppb (3) N/A 19.0 ppb (18) N/A N/A 28.0 ppb (26) 0.25 ppb (3) 18.2 μg/m3 (17) N/A 26.0
 
Feb. 24, 2021, 5 a.m. 11.4 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A N/A 31.0 ppb (29) 0.19 ppb (3) 14.6 μg/m3 (14) N/A 29.0
 
Feb. 24, 2021, 4 a.m. 13.6 ppb (13) 2.5 ppb (3) N/A 11.0 ppb (11) N/A N/A 30.0 ppb (28) 0.18 ppb (3) 20.8 μg/m3 (20) N/A 28.0
 
Feb. 24, 2021, 3 a.m. 16.9 ppb (16) 1.5 ppb (2) N/A 15.0 ppb (15) N/A N/A 25.0 ppb (24) 0.28 ppb (4) 22.5 μg/m3 (21) N/A 24.0
 
Feb. 24, 2021, 2 a.m. 14.0 ppb (14) 2.7 ppb (3) N/A 11.0 ppb (11) N/A N/A 33.0 ppb (31) 0.24 ppb (3) 23.5 μg/m3 (22) N/A 31.0
 
Feb. 24, 2021, 1 a.m. 12.0 ppb (12) 1.5 ppb (2) N/A 10.0 ppb (10) N/A N/A 38.0 ppb (36) 0.2 ppb (3) 6.4 μg/m3 (6) N/A 36.0
 
Feb. 24, 2021, midnight 4.9 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (42) 0.14 ppb (2) -2.4 μg/m3 (0) N/A 42.0
 
Feb. 23, 2021, 11 p.m. 3.3 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) 0.13 ppb (2) -0.7 μg/m3 (0) N/A 45.0
 
Feb. 23, 2021, 10 p.m. 3.8 ppb (4) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (45) 0.12 ppb (2) 6.4 μg/m3 (6) N/A 45.0
 
Feb. 23, 2021, 9 p.m. 2.9 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) 0.12 ppb (2) 3.5 μg/m3 (4) N/A 45.0
 
Feb. 23, 2021, 8 p.m. 3.9 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.12 ppb (2) 11.2 μg/m3 (11) N/A 43.0
 
Feb. 23, 2021, 7 p.m. 8.3 ppb (8) 2.9 ppb (3) N/A 5.0 ppb (5) N/A N/A 40.0 ppb (38) 0.16 ppb (3) 15.8 μg/m3 (15) N/A 38.0
 
Feb. 23, 2021, 6 p.m. 13.7 ppb (13) 4.5 ppb (5) N/A 9.0 ppb (9) N/A N/A 33.0 ppb (31) 0.23 ppb (3) 22.5 μg/m3 (21) N/A 31.0
 
Feb. 23, 2021, 5 p.m. 16.1 ppb (16) 5.5 ppb (6) N/A 11.0 ppb (11) N/A N/A 29.0 ppb (27) 0.2 ppb (3) 18.7 μg/m3 (18) N/A 27.0
 
Feb. 23, 2021, 4 p.m. 13.8 ppb (14) 4.9 ppb (5) N/A 9.0 ppb (9) N/A N/A 30.0 ppb (28) 0.18 ppb (3) 18.0 μg/m3 (17) N/A 28.0
 
Feb. 23, 2021, 3 p.m. 22.3 ppb (22) 11.5 ppb (11) N/A 11.0 ppb (11) N/A N/A 24.0 ppb (23) 0.16 ppb (3) 10.1 μg/m3 (10) N/A 23.0
 
Feb. 23, 2021, 2 p.m. 16.1 ppb (16) 1.3 ppb (2) N/A 15.0 ppb (15) N/A N/A 21.0 ppb (20) 0.13 ppb (2) 10.7 μg/m3 (10) N/A 20.0
 
Feb. 23, 2021, 1 p.m. 13.5 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 22.0 ppb (21) 0.11 ppb (2) 11.1 μg/m3 (11) N/A 21.0
 
Feb. 23, 2021, noon 10.1 ppb (10) 0.6 ppb (1) N/A 9.0 ppb (9) N/A N/A 25.0 ppb (24) 0.11 ppb (2) 18.0 μg/m3 (17) N/A 24.0
 
Feb. 23, 2021, 11 a.m. 8.8 ppb (9) 0.6 ppb (1) N/A 8.0 ppb (8) N/A N/A 26.0 ppb (25) 0.11 ppb (2) 16.7 μg/m3 (16) N/A 25.0
 
Feb. 23, 2021, 10 a.m. 10.8 ppb (11) 0.9 ppb (1) N/A 10.0 ppb (10) N/A N/A 25.0 ppb (24) 0.12 ppb (2) 11.9 μg/m3 (12) N/A 24.0
 
Feb. 23, 2021, 9 a.m. 20.5 ppb (20) 9.0 ppb (9) N/A 12.0 ppb (12) N/A N/A 22.0 ppb (21) 0.13 ppb (2) 7.6 μg/m3 (8) N/A 21.0
 
Feb. 23, 2021, 8 a.m. 25.8 ppb (25) 10.5 ppb (10) N/A 15.0 ppb (15) N/A N/A 19.0 ppb (18) 0.16 ppb (3) 4.8 μg/m3 (5) N/A 25.0
 
Feb. 23, 2021, 7 a.m. 16.4 ppb (16) 1.3 ppb (2) N/A 15.0 ppb (15) N/A N/A 16.0 ppb (15) 0.24 ppb (3) 9.2 μg/m3 (9) N/A 16.0
 
Feb. 23, 2021, 6 a.m. 15.1 ppb (15) 1.2 ppb (2) N/A 14.0 ppb (14) N/A N/A 19.0 ppb (18) 0.21 ppb (3) 6.0 μg/m3 (6) N/A 18.0
 
Feb. 23, 2021, 5 a.m. 15.9 ppb (15) 2.2 ppb (3) N/A 14.0 ppb (14) N/A N/A 23.0 ppb (22) 0.19 ppb (3) 5.9 μg/m3 (6) N/A 22.0
 
Feb. 23, 2021, 4 a.m. 10.0 ppb (10) 1.0 ppb (1) N/A 9.0 ppb (9) N/A N/A 28.0 ppb (26) 0.16 ppb (3) 5.0 μg/m3 (5) N/A 26.0
 
Feb. 23, 2021, 3 a.m. 5.4 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (33) 0.13 ppb (2) 3.8 μg/m3 (4) N/A 33.0
 
Feb. 23, 2021, 2 a.m. 9.9 ppb (10) 2.2 ppb (3) N/A 8.0 ppb (8) N/A N/A 35.0 ppb (33) 0.15 ppb (2) 5.3 μg/m3 (5) N/A 33.0
 
Feb. 23, 2021, 1 a.m. 18.0 ppb (17) 9.5 ppb (9) N/A 9.0 ppb (9) N/A N/A 37.0 ppb (35) 0.15 ppb (2) 1.3 μg/m3 (2) N/A 35.0
 
Feb. 23, 2021, midnight 4.6 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (38) 0.14 ppb (2) 0.3 μg/m3 (1) N/A 38.0
 
Feb. 22, 2021, 11 p.m. 2.8 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) 0.13 ppb (2) 6.9 μg/m3 (7) N/A 42.0
 
Feb. 22, 2021, 10 p.m. 5.1 ppb (5) 2.3 ppb (3) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) 0.14 ppb (2) 4.9 μg/m3 (5) N/A 41.0
 
Feb. 22, 2021, 9 p.m. 2.9 ppb (3) 1.1 ppb (2) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) 0.11 ppb (2) -1.0 μg/m3 (0) N/A 42.0
 
Feb. 22, 2021, 8 p.m. 2.4 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.11 ppb (2) 1.1 μg/m3 (2) N/A 41.0
 
Feb. 22, 2021, 7 p.m. 1.5 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.11 ppb (2) -0.9 μg/m3 (0) N/A 41.0
 
Feb. 22, 2021, 6 p.m. 2.0 ppb (2) 0.9 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.1 ppb (2) 21.7 μg/m3 (21) N/A 39.0
 
Feb. 22, 2021, 5 p.m. 16.7 ppb (16) 10.7 ppb (11) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (37) 0.1 ppb (2) 21.6 μg/m3 (20) N/A 37.0
 
Feb. 22, 2021, 4 p.m. 16.3 ppb (16) 8.0 ppb (8) N/A 8.0 ppb (8) N/A N/A 34.0 ppb (32) 0.22 ppb (3) 26.3 μg/m3 (25) N/A 32.0
 
Feb. 22, 2021, 3 p.m. 19.3 ppb (19) 5.4 ppb (6) N/A 14.0 ppb (14) N/A N/A 20.0 ppb (19) 0.24 ppb (3) 11.9 μg/m3 (12) N/A 19.0
 
Feb. 22, 2021, 2 p.m. 17.3 ppb (17) 2.8 ppb (3) N/A 14.0 ppb (14) N/A N/A 19.0 ppb (18) 0.16 ppb (3) 5.1 μg/m3 (5) N/A 18.0
 
Feb. 22, 2021, 1 p.m. 12.8 ppb (13) 1.3 ppb (2) N/A 11.0 ppb (11) N/A N/A 19.0 ppb (18) 0.14 ppb (2) 4.8 μg/m3 (5) N/A 18.0
 
Feb. 22, 2021, noon 9.7 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) 0.13 ppb (2) 5.1 μg/m3 (5) N/A 22.0
 
Feb. 22, 2021, 11 a.m. 6.9 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.13 ppb (2) 1.4 μg/m3 (2) N/A 26.0
 
Feb. 22, 2021, 10 a.m. 3.2 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) 0.12 ppb (2) 0.7 μg/m3 (1) N/A 34.0
 
Feb. 22, 2021, 9 a.m. 5.7 ppb (6) 1.3 ppb (2) N/A 4.0 ppb (4) N/A N/A 35.0 ppb (33) 0.13 ppb (2) 5.7 μg/m3 (6) N/A 33.0
 
Feb. 22, 2021, 8 a.m. 9.1 ppb (9) 1.5 ppb (2) N/A 8.0 ppb (8) N/A N/A 30.0 ppb (28) 0.16 ppb (3) 8.1 μg/m3 (8) N/A 28.0
 
Feb. 22, 2021, 7 a.m. 23.8 ppb (23) 10.6 ppb (10) N/A 13.0 ppb (13) N/A N/A 22.0 ppb (21) 0.19 ppb (3) 6.9 μg/m3 (7) N/A 23.0
 
Feb. 22, 2021, 6 a.m. 24.4 ppb (24) 6.5 ppb (7) N/A 18.0 ppb (17) N/A N/A 21.0 ppb (20) 0.19 ppb (3) 10.7 μg/m3 (10) N/A 24.0
 
Feb. 22, 2021, 5 a.m. 7.4 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (32) 0.14 ppb (2) 3.6 μg/m3 (4) N/A 32.0
 
Feb. 22, 2021, 4 a.m. 3.8 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (36) 0.13 ppb (2) 3.5 μg/m3 (4) N/A 36.0
 
Feb. 22, 2021, 3 a.m. 4.0 ppb (4) 1.8 ppb (2) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.13 ppb (2) 6.5 μg/m3 (7) N/A 38.0
 
Feb. 22, 2021, 2 a.m. 6.1 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (37) 0.19 ppb (3) 5.1 μg/m3 (5) N/A 37.0
 
Feb. 22, 2021, 1 a.m. 12.1 ppb (12) 4.0 ppb (4) N/A 8.0 ppb (8) N/A N/A 38.0 ppb (36) 0.16 ppb (3) 2.3 μg/m3 (3) N/A 36.0
 
Feb. 22, 2021, midnight 3.7 ppb (4) 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.13 ppb (2) 0.0 μg/m3 (0) N/A 41.0
 
Feb. 21, 2021, 11 p.m. 3.3 ppb (4) 1.3 ppb (2) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.13 ppb (2) 0.9 μg/m3 (1) N/A 41.0
 
Feb. 21, 2021, 10 p.m. 1.9 ppb (2) 0.9 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.11 ppb (2) 3.4 μg/m3 (4) N/A 41.0
 
Feb. 21, 2021, 9 p.m. 1.8 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.11 ppb (2) 3.3 μg/m3 (4) N/A 41.0
 
Feb. 21, 2021, 8 p.m. 2.9 ppb (3) 1.6 ppb (2) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (40) 0.11 ppb (2) 3.6 μg/m3 (4) N/A 40.0
 
Feb. 21, 2021, 7 p.m. 4.2 ppb (4) 3.2 ppb (4) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.15 ppb (2) 4.9 μg/m3 (5) N/A 39.0
 
Feb. 21, 2021, 6 p.m. 1.8 ppb (2) 0.9 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.11 ppb (2) 6.3 μg/m3 (6) N/A 39.0
 
Feb. 21, 2021, 5 p.m. 2.5 ppb (3) 1.2 ppb (2) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (38) 0.11 ppb (2) 9.4 μg/m3 (9) N/A 38.0
 
Feb. 21, 2021, 4 p.m. 2.4 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.12 ppb (2) 11.8 μg/m3 (11) N/A 38.0
 
Feb. 21, 2021, 3 p.m. 11.8 ppb (12) 7.0 ppb (7) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (33) 0.13 ppb (2) 3.7 μg/m3 (4) N/A 33.0
 
Feb. 21, 2021, 2 p.m. 8.3 ppb (8) 4.1 ppb (4) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (36) 0.12 ppb (2) 8.0 μg/m3 (8) N/A 36.0
 
Feb. 21, 2021, 1 p.m. 3.4 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) 0.11 ppb (2) 18.2 μg/m3 (17) N/A 37.0
 
Feb. 21, 2021, noon 5.7 ppb (6) 2.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.11 ppb (2) 24.7 μg/m3 (23) N/A 35.0
 
Feb. 21, 2021, 11 a.m. 3.3 ppb (4) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.12 ppb (2) 37.5 μg/m3 (35) N/A 38.0
 
Feb. 21, 2021, 10 a.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (38) 0.11 ppb (2) 37.8 μg/m3 (35) N/A 38.0
 
Feb. 21, 2021, 9 a.m. 7.7 ppb (8) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (34) 0.14 ppb (2) 34.5 μg/m3 (32) N/A 34.0
 
Feb. 21, 2021, 8 a.m. 17.9 ppb (17) 3.7 ppb (4) N/A 14.0 ppb (14) N/A N/A 27.0 ppb (25) 0.18 ppb (3) 29.3 μg/m3 (28) N/A 28.0
 
Feb. 21, 2021, 7 a.m. 5.8 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (35) 0.14 ppb (2) 25.9 μg/m3 (24) N/A 35.0
 
Feb. 21, 2021, 6 a.m. 6.4 ppb (7) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (34) 0.15 ppb (2) 21.6 μg/m3 (20) N/A 34.0
 
Feb. 21, 2021, 5 a.m. 10.9 ppb (11) 0.7 ppb (1) N/A 10.0 ppb (10) N/A N/A 30.0 ppb (28) 0.17 ppb (3) 18.9 μg/m3 (18) N/A 28.0
 
Feb. 21, 2021, 4 a.m. 21.5 ppb (21) 6.1 ppb (6) N/A 15.0 ppb (15) N/A N/A 26.0 ppb (25) 0.19 ppb (3) 13.5 μg/m3 (13) N/A 25.0
 
Feb. 21, 2021, 3 a.m. 6.3 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (37) 0.15 ppb (2) 19.6 μg/m3 (19) N/A 37.0
 
Feb. 21, 2021, 2 a.m. 3.5 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) 0.12 ppb (2) 30.4 μg/m3 (29) N/A 42.0
 
Feb. 21, 2021, 1 a.m. 2.7 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) 0.13 ppb (2) 17.9 μg/m3 (17) N/A 45.0
 
Feb. 21, 2021, midnight 1.5 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (49) 0.12 ppb (2) 39.6 μg/m3 (37) N/A 49.0
 
Feb. 20, 2021, 11 p.m. 1.1 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 55.0 ppb (51) 0.1 ppb (2) 62.3 μg/m3 (55) N/A 55.0
 
Feb. 20, 2021, 10 p.m. 1.4 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (50) 0.11 ppb (2) 57.2 μg/m3 (53) N/A 53.0
 
Feb. 20, 2021, 9 p.m. 2.6 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) 0.11 ppb (2) 37.9 μg/m3 (36) N/A 50.0
 
Feb. 20, 2021, 8 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 52.0 ppb (49) 0.14 ppb (2) 25.1 μg/m3 (24) N/A 49.0
 
Feb. 20, 2021, 7 p.m. 10.3 ppb (10) 2.8 ppb (3) N/A 7.0 ppb (7) N/A N/A 44.0 ppb (41) 0.2 ppb (3) 22.5 μg/m3 (21) N/A 41.0
 
Feb. 20, 2021, 6 p.m. 9.3 ppb (9) 2.6 ppb (3) N/A 7.0 ppb (7) N/A N/A 42.0 ppb (39) 0.2 ppb (3) 17.5 μg/m3 (17) N/A 39.0
 
Feb. 20, 2021, 5 p.m. 7.3 ppb (7) 2.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (38) 0.17 ppb (3) 17.8 μg/m3 (17) N/A 38.0
 
Feb. 20, 2021, 4 p.m. 17.5 ppb (17) 5.3 ppb (5) N/A 12.0 ppb (12) N/A N/A 32.0 ppb (30) 0.21 ppb (3) 21.6 μg/m3 (20) N/A 30.0
 
Feb. 20, 2021, 3 p.m. 32.1 ppb (31) 9.5 ppb (9) N/A 23.0 ppb (22) N/A N/A 18.0 ppb (17) 0.28 ppb (4) 13.1 μg/m3 (13) N/A 31.0
 
Feb. 20, 2021, 2 p.m. 35.0 ppb (34) 9.3 ppb (9) N/A 26.0 ppb (25) N/A N/A 14.0 ppb (13) 0.24 ppb (3) 8.1 μg/m3 (8) N/A 34.0
 
Feb. 20, 2021, 1 p.m. 27.4 ppb (26) 3.7 ppb (4) N/A 24.0 ppb (23) N/A N/A 14.0 ppb (13) 0.22 ppb (3) 9.2 μg/m3 (9) N/A 26.0
 
Feb. 20, 2021, noon 15.8 ppb (15) 1.7 ppb (2) N/A 14.0 ppb (14) N/A N/A 21.0 ppb (20) 0.19 ppb (3) 11.1 μg/m3 (11) N/A 20.0
 
Feb. 20, 2021, 11 a.m. 14.5 ppb (14) 1.2 ppb (2) N/A 13.0 ppb (13) N/A N/A 22.0 ppb (21) 0.17 ppb (3) 11.5 μg/m3 (11) N/A 21.0
 
Feb. 20, 2021, 10 a.m. 17.1 ppb (17) 1.6 ppb (2) N/A 15.0 ppb (15) N/A N/A 19.0 ppb (18) 0.21 ppb (3) 11.2 μg/m3 (11) N/A 18.0
 
Feb. 20, 2021, 9 a.m. 15.4 ppb (15) 1.8 ppb (2) N/A 14.0 ppb (14) N/A N/A 20.0 ppb (19) 0.24 ppb (3) 13.9 μg/m3 (13) N/A 19.0
 
Feb. 20, 2021, 8 a.m. 14.2 ppb (14) 1.6 ppb (2) N/A 13.0 ppb (13) N/A N/A 20.0 ppb (19) 0.23 ppb (3) 22.5 μg/m3 (21) N/A 21.0
 
Feb. 20, 2021, 7 a.m. 22.7 ppb (22) 1.2 ppb (2) N/A 22.0 ppb (21) N/A N/A 12.0 ppb (12) 0.27 ppb (4) 16.8 μg/m3 (16) N/A 22.0
 
Feb. 20, 2021, 6 a.m. 39.0 ppb (37) 17.7 ppb (17) N/A 21.0 ppb (20) N/A N/A 14.0 ppb (13) 0.29 ppb (4) 18.0 μg/m3 (17) N/A 37.0
 
Feb. 20, 2021, 5 a.m. 19.9 ppb (19) 0.9 ppb (1) N/A 19.0 ppb (18) N/A N/A 17.0 ppb (16) 0.27 ppb (4) 16.7 μg/m3 (16) N/A 19.0
 
Feb. 20, 2021, 4 a.m. 13.3 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 24.0 ppb (23) 0.22 ppb (3) 21.0 μg/m3 (20) N/A 23.0
 
Feb. 20, 2021, 3 a.m. 12.3 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A N/A 25.0 ppb (24) 0.23 ppb (3) 19.8 μg/m3 (19) N/A 24.0
 
Feb. 20, 2021, 2 a.m. 31.7 ppb (30) 4.3 ppb (5) N/A 27.0 ppb (26) N/A N/A 16.0 ppb (15) 0.41 ppb (5) 19.8 μg/m3 (19) N/A 30.0
 
Feb. 20, 2021, 1 a.m. 26.6 ppb (26) 6.0 ppb (6) N/A 21.0 ppb (20) N/A N/A 27.0 ppb (25) 0.39 ppb (5) 12.6 μg/m3 (12) N/A 26.0
 
Feb. 20, 2021, midnight 8.0 ppb (8) 1.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 47.0 ppb (44) 0.16 ppb (3) 7.9 μg/m3 (8) N/A 44.0
 
Feb. 19, 2021, 11 p.m. 4.4 ppb (5) 1.4 ppb (2) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.13 ppb (2) 4.3 μg/m3 (4) N/A 48.0
 
Feb. 19, 2021, 10 p.m. 4.1 ppb (4) 1.5 ppb (2) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (47) 0.13 ppb (2) 6.0 μg/m3 (6) N/A 47.0
 
Feb. 19, 2021, 9 p.m. 4.8 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (45) 0.12 ppb (2) 6.5 μg/m3 (7) N/A 45.0
 
Feb. 19, 2021, 8 p.m. 5.8 ppb (6) 2.2 ppb (3) N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) 0.14 ppb (2) 3.2 μg/m3 (3) N/A 43.0
 
Feb. 19, 2021, 7 p.m. 4.0 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) 0.13 ppb (2) 3.1 μg/m3 (3) N/A 42.0
 
Feb. 19, 2021, 6 p.m. 5.4 ppb (6) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) 0.13 ppb (2) 8.8 μg/m3 (9) N/A 38.0
 
Feb. 19, 2021, 5 p.m. 6.3 ppb (6) 1.9 ppb (2) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.13 ppb (2) 11.6 μg/m3 (11) N/A 35.0
 
Feb. 19, 2021, 4 p.m. 8.8 ppb (9) 2.6 ppb (3) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (30) 0.15 ppb (2) 13.8 μg/m3 (13) N/A 30.0
 
Feb. 19, 2021, 3 p.m. 20.0 ppb (19) 5.0 ppb (5) N/A 15.0 ppb (15) N/A N/A 20.0 ppb (19) 0.21 ppb (3) 13.8 μg/m3 (13) N/A 19.0
 
Feb. 19, 2021, 2 p.m. 19.7 ppb (19) 2.5 ppb (3) N/A 17.0 ppb (17) N/A N/A 17.0 ppb (16) 0.18 ppb (3) 10.5 μg/m3 (10) N/A 19.0
 
Feb. 19, 2021, 1 p.m. 16.1 ppb (16) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 18.0 ppb (17) 0.15 ppb (2) 10.6 μg/m3 (10) N/A 17.0
 
Feb. 19, 2021, noon 17.8 ppb (17) 0.7 ppb (1) N/A 17.0 ppb (17) N/A N/A 15.0 ppb (14) 0.13 ppb (2) 9.0 μg/m3 (9) N/A 17.0
 
Feb. 19, 2021, 11 a.m. 14.6 ppb (14) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A 18.0 ppb (17) 0.13 ppb (2) 14.7 μg/m3 (14) N/A 17.0
 
Feb. 19, 2021, 10 a.m. 25.6 ppb (25) 1.4 ppb (2) N/A 24.0 ppb (23) N/A N/A 9.0 ppb (9) 0.13 ppb (2) 11.9 μg/m3 (12) N/A 25.0
 
Feb. 19, 2021, 9 a.m. 15.5 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A N/A 19.0 ppb (18) 0.13 ppb (2) 13.5 μg/m3 (13) N/A 18.0
 
Feb. 19, 2021, 8 a.m. 11.9 ppb (12) 1.2 ppb (2) N/A 11.0 ppb (11) N/A N/A 22.0 ppb (21) 0.13 ppb (2) 17.7 μg/m3 (17) N/A 21.0
 
Feb. 19, 2021, 7 a.m. 18.2 ppb (18) 0.8 ppb (1) N/A 17.0 ppb (17) N/A N/A 14.0 ppb (13) 0.17 ppb (3) 10.2 μg/m3 (10) N/A 18.0
 
Feb. 19, 2021, 6 a.m. 19.0 ppb (18) 1.5 ppb (2) N/A 17.0 ppb (17) N/A N/A 16.0 ppb (15) 0.23 ppb (3) 11.0 μg/m3 (11) N/A 18.0
 
Feb. 19, 2021, 5 a.m. 16.9 ppb (16) 1.9 ppb (2) N/A 15.0 ppb (15) N/A N/A 17.0 ppb (16) 0.27 ppb (4) 14.4 μg/m3 (14) N/A 16.0
 
Feb. 19, 2021, 4 a.m. 13.8 ppb (14) 1.2 ppb (2) N/A 13.0 ppb (13) N/A N/A 21.0 ppb (20) 0.2 ppb (3) 12.3 μg/m3 (12) N/A 20.0
 
Feb. 19, 2021, 3 a.m. 22.6 ppb (22) 2.9 ppb (3) N/A 20.0 ppb (19) N/A N/A 16.0 ppb (15) 0.28 ppb (4) 11.3 μg/m3 (11) N/A 22.0
 
Feb. 19, 2021, 2 a.m. 17.9 ppb (17) 1.7 ppb (2) N/A 16.0 ppb (16) N/A N/A 20.0 ppb (19) 0.29 ppb (4) 10.8 μg/m3 (10) N/A 19.0
 
Feb. 19, 2021, 1 a.m. 18.6 ppb (18) 2.3 ppb (3) N/A 16.0 ppb (16) N/A N/A 27.0 ppb (25) 0.26 ppb (4) 1.2 μg/m3 (2) N/A 25.0
 
Feb. 19, 2021, midnight 7.2 ppb (7) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (38) 0.15 ppb (2) -4.2 μg/m3 (0) N/A 38.0
 
Feb. 18, 2021, 11 p.m. 9.3 ppb (9) 5.8 ppb (6) N/A 4.0 ppb (4) N/A N/A 44.0 ppb (41) 0.12 ppb (2) 4.6 μg/m3 (5) N/A 41.0
 
Feb. 18, 2021, 10 p.m. 2.6 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) 0.11 ppb (2) 3.0 μg/m3 (3) N/A 42.0
 
Feb. 18, 2021, 9 p.m. 3.0 ppb (3) 1.4 ppb (2) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.12 ppb (2) 2.2 μg/m3 (3) N/A 41.0
 
Feb. 18, 2021, 8 p.m. 1.5 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.12 ppb (2) 4.7 μg/m3 (5) N/A 41.0
 
Feb. 18, 2021, 7 p.m. 4.2 ppb (4) 1.6 ppb (2) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.13 ppb (2) 2.9 μg/m3 (3) N/A 39.0