AQSQID: 060655001

Site Name: Palm Springs - Fire Station

Location: Palm Spgs, CA

Reporting: True, Located: True

Current AQI: 54.0

Palm Spgs CA, US: 33.8497, -116.54

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 16, 2019, 5 a.m. 2.1 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 70.0 ppb (54) 0.09 ppb (1) 11.0 μg/m3 (10) N/A 54.0
 
July 16, 2019, 4 a.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (54) 0.11 ppb (1) 15.0 μg/m3 (14) N/A 54.0
 
July 16, 2019, 3 a.m. 3.0 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 68.0 ppb (52) 0.11 ppb (1) 28.0 μg/m3 (25) N/A 52.0
 
July 16, 2019, 2 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 72.0 ppb (56) 0.11 ppb (1) 15.0 μg/m3 (14) N/A 56.0
 
July 16, 2019, 1 a.m. 7.2 ppb (7) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 75.0 ppb (58) 0.11 ppb (1) 31.0 μg/m3 (28) N/A 58.0
 
July 16, 2019, midnight 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 74.0 ppb (57) 0.12 ppb (1) 53.0 μg/m3 (48) N/A 57.0
 
July 15, 2019, 11 p.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 75.0 ppb (58) 0.11 ppb (1) 47.0 μg/m3 (43) N/A 58.0
 
July 15, 2019, 10 p.m. 3.3 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 68.0 ppb (52) 0.1 ppb (1) 32.0 μg/m3 (29) N/A 52.0
 
July 15, 2019, 9 p.m. 2.2 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (48) 0.09 ppb (1) 33.0 μg/m3 (30) N/A 48.0
 
July 15, 2019, 8 p.m. 2.6 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) 0.07 ppb (1) 7.0 μg/m3 (6) N/A 43.0
 
July 15, 2019, 7 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) 0.11 ppb (1) 13.0 μg/m3 (12) N/A 46.0
 
July 15, 2019, 6 p.m. 6.8 ppb (6) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A 55.0 ppb (42) 0.25 ppb (3) 3.0 μg/m3 (3) N/A 42.0
 
July 15, 2019, 5 p.m. 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 63.0 ppb (48) 0.13 ppb (1) 16.0 μg/m3 (15) N/A 48.0
 
July 15, 2019, 4 p.m. 5.0 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 57.0 ppb (44) 0.11 ppb (1) 14.0 μg/m3 (13) N/A 44.0
 
July 15, 2019, 3 p.m. 12.4 ppb (11) 2.1 ppb (2) N/A 10.0 ppb (9) N/A N/A 43.0 ppb (33) 0.17 ppb (2) 20.0 μg/m3 (18) N/A 33.0
 
July 15, 2019, 2 p.m. 24.3 ppb (23) 5.1 ppb (5) N/A 19.0 ppb (18) N/A N/A 27.0 ppb (21) 0.29 ppb (3) 44.0 μg/m3 (40) N/A 40.0
 
July 15, 2019, 1 p.m. 14.9 ppb (14) 1.7 ppb (2) N/A 13.0 ppb (12) N/A N/A 34.0 ppb (26) 0.19 ppb (2) 53.0 μg/m3 (48) N/A 48.0
 
July 15, 2019, noon 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) 0.11 ppb (1) 14.0 μg/m3 (13) N/A 39.0
 
July 15, 2019, 11 a.m. 8.0 ppb (7) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 35.0 ppb (27) 0.15 ppb (2) 15.0 μg/m3 (14) N/A 27.0
 
July 15, 2019, 10 a.m. 9.3 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 36.0 ppb (28) 0.19 ppb (2) 38.0 μg/m3 (35) N/A 35.0
 
July 15, 2019, 9 a.m. 8.8 ppb (8) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 48.0 ppb (37) 0.15 ppb (2) 33.0 μg/m3 (30) N/A 37.0
 
July 15, 2019, 8 a.m. 4.7 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 58.0 ppb (45) 0.14 ppb (2) 17.0 μg/m3 (15) N/A 45.0
 
July 15, 2019, 7 a.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 57.0 ppb (44) 0.13 ppb (1) 29.0 μg/m3 (26) N/A 44.0
 
July 15, 2019, 6 a.m. 4.1 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 60.0 ppb (46) 0.13 ppb (1) 27.0 μg/m3 (25) N/A 46.0
 
July 15, 2019, 5 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 58.0 ppb (45) 0.12 ppb (1) 34.0 μg/m3 (31) N/A 45.0
 
July 15, 2019, 4 a.m. 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (47) 0.11 ppb (1) 6.0 μg/m3 (5) N/A 47.0
 
July 15, 2019, 3 a.m. 2.5 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (48) 0.12 ppb (1) 16.0 μg/m3 (15) N/A 48.0
 
July 15, 2019, 2 a.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (48) 0.12 ppb (1) 25.0 μg/m3 (23) N/A 48.0
 
July 15, 2019, 1 a.m. 4.2 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 62.0 ppb (48) 0.12 ppb (1) 22.0 μg/m3 (20) N/A 48.0
 
July 15, 2019, midnight 2.2 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) 0.1 ppb (1) 29.0 μg/m3 (26) N/A 46.0
 
July 14, 2019, 11 p.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) 0.08 ppb (1) 16.0 μg/m3 (15) N/A 38.0
 
July 14, 2019, 10 p.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.08 ppb (1) 14.0 μg/m3 (13) N/A 37.0
 
July 14, 2019, 9 p.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) 0.07 ppb (1) 12.0 μg/m3 (11) N/A 35.0
 
July 14, 2019, 8 p.m. 2.6 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) 0.08 ppb (1) 3.0 μg/m3 (3) N/A 35.0
 
July 14, 2019, 7 p.m. 2.7 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.1 ppb (1) 18.0 μg/m3 (16) N/A 40.0
 
July 14, 2019, 6 p.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 58.0 ppb (45) 0.11 ppb (1) 39.0 μg/m3 (35) N/A 45.0
 
July 14, 2019, 5 p.m. 3.3 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 55.0 ppb (42) 0.12 ppb (1) 29.0 μg/m3 (26) N/A 42.0
 
July 14, 2019, 4 p.m. 4.9 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 52.0 ppb (40) 0.12 ppb (1) 35.0 μg/m3 (32) N/A 40.0
 
July 14, 2019, 3 p.m. 6.1 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.16 ppb (2) 33.0 μg/m3 (30) N/A 35.0
 
July 14, 2019, 2 p.m. 7.5 ppb (7) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) 0.14 ppb (2) 30.0 μg/m3 (27) N/A 32.0
 
July 14, 2019, 1 p.m. 6.7 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (30) 0.13 ppb (1) 31.0 μg/m3 (28) N/A 30.0
 
July 14, 2019, noon 6.4 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) 0.14 ppb (2) 17.0 μg/m3 (15) N/A 32.0
 
July 14, 2019, 11 a.m. 4.3 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) 0.13 ppb (1) 31.0 μg/m3 (28) N/A 33.0
 
July 14, 2019, 10 a.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) 0.13 ppb (1) 20.0 μg/m3 (18) N/A 37.0
 
July 14, 2019, 9 a.m. 5.5 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) 0.14 ppb (2) 28.0 μg/m3 (25) N/A 34.0
 
July 14, 2019, 8 a.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) 0.12 ppb (1) 28.0 μg/m3 (25) N/A 38.0
 
July 14, 2019, 7 a.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 56.0 ppb (43) 0.13 ppb (1) 16.0 μg/m3 (15) N/A 43.0
 
July 14, 2019, 6 a.m. 5.9 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 55.0 ppb (42) 0.15 ppb (2) 32.0 μg/m3 (29) N/A 42.0
 
July 14, 2019, 5 a.m. 5.1 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 54.0 ppb (42) 0.13 ppb (1) 33.0 μg/m3 (30) N/A 42.0
 
July 14, 2019, 4 a.m. 9.1 ppb (8) 1.8 ppb (2) N/A 7.0 ppb (6) N/A N/A 56.0 ppb (43) 0.15 ppb (2) 40.0 μg/m3 (36) N/A 43.0
 
July 14, 2019, 3 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 69.0 ppb (53) 0.15 ppb (2) 48.0 μg/m3 (44) N/A 53.0
 
July 14, 2019, 2 a.m. 3.0 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (49) 0.11 ppb (1) 15.0 μg/m3 (14) N/A 49.0
 
July 14, 2019, 1 a.m. 4.0 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 53.0 ppb (41) 0.11 ppb (1) 17.0 μg/m3 (15) N/A 41.0
 
July 14, 2019, midnight 2.9 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) 0.13 ppb (1) 34.0 μg/m3 (31) N/A 49.0
 
July 13, 2019, 11 p.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (49) 0.11 ppb (1) 36.0 μg/m3 (33) N/A 49.0
 
July 13, 2019, 10 p.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (48) 0.1 ppb (1) 21.0 μg/m3 (19) N/A 48.0
 
July 13, 2019, 9 p.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (48) 0.1 ppb (1) 20.0 μg/m3 (18) N/A 48.0
 
July 13, 2019, 8 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (49) 0.11 ppb (1) 14.0 μg/m3 (13) N/A 49.0
 
July 13, 2019, 7 p.m. 3.5 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) 0.12 ppb (1) 9.0 μg/m3 (8) N/A 49.0
 
July 13, 2019, 6 p.m. 4.1 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (47) 0.13 ppb (1) 13.0 μg/m3 (12) N/A 47.0
 
July 13, 2019, 5 p.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) 0.11 ppb (1) 23.0 μg/m3 (21) N/A 38.0
 
July 13, 2019, 4 p.m. 3.9 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) 0.1 ppb (1) 26.0 μg/m3 (24) N/A 32.0
 
July 13, 2019, 3 p.m. 5.7 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (30) 0.12 ppb (1) 65.0 μg/m3 (55) N/A 55.0
 
July 13, 2019, 2 p.m. 13.0 ppb (12) 1.7 ppb (2) N/A 11.0 ppb (10) N/A N/A 47.0 ppb (36) 0.2 ppb (2) 53.0 μg/m3 (48) N/A 48.0
 
July 13, 2019, 1 p.m. 15.4 ppb (14) 1.3 ppb (1) N/A 14.0 ppb (13) N/A N/A 36.0 ppb (28) 0.27 ppb (3) 32.0 μg/m3 (29) N/A 29.0
 
July 13, 2019, noon 17.7 ppb (16) 0.6 ppb (1) N/A 17.0 ppb (16) N/A N/A 35.0 ppb (27) 0.23 ppb (3) 49.0 μg/m3 (45) N/A 45.0
 
July 13, 2019, 11 a.m. 6.4 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 58.0 ppb (45) 0.16 ppb (2) 16.0 μg/m3 (15) N/A 45.0
 
July 13, 2019, 10 a.m. 7.9 ppb (7) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 50.0 ppb (38) 0.2 ppb (2) 40.0 μg/m3 (36) N/A 38.0
 
July 13, 2019, 9 a.m. 10.6 ppb (10) 0.9 ppb (1) N/A 10.0 ppb (9) N/A N/A 55.0 ppb (42) 0.19 ppb (2) 32.0 μg/m3 (29) N/A 42.0
 
July 13, 2019, 8 a.m. 12.9 ppb (12) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 50.0 ppb (38) 0.2 ppb (2) 31.0 μg/m3 (28) N/A 38.0
 
July 13, 2019, 7 a.m. 6.5 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 68.0 ppb (52) 0.19 ppb (2) 26.0 μg/m3 (24) N/A 52.0
 
July 13, 2019, 6 a.m. 8.6 ppb (8) 1.3 ppb (1) N/A 7.0 ppb (6) N/A N/A 66.0 ppb (51) 0.19 ppb (2) 24.0 μg/m3 (22) N/A 51.0
 
July 13, 2019, 5 a.m. 6.7 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 76.0 ppb (59) 0.18 ppb (2) 36.0 μg/m3 (33) N/A 59.0
 
July 13, 2019, 4 a.m. 9.3 ppb (9) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 83.0 ppb (65) 0.17 ppb (2) 43.0 μg/m3 (39) N/A 65.0
 
July 13, 2019, 3 a.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 96.0 ppb (76) 0.18 ppb (2) 44.0 μg/m3 (40) N/A 76.0
 
July 13, 2019, 2 a.m. 4.0 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 82.0 ppb (64) 0.15 ppb (2) 49.0 μg/m3 (45) N/A 64.0
 
July 13, 2019, 1 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (49) 0.1 ppb (1) 29.0 μg/m3 (26) N/A 49.0
 
July 13, 2019, midnight 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (48) 0.1 ppb (1) 22.0 μg/m3 (20) N/A 48.0
 
July 12, 2019, 11 p.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (54) 0.11 ppb (1) 22.0 μg/m3 (20) N/A 54.0
 
July 12, 2019, 10 p.m. 3.9 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 67.0 ppb (52) 0.12 ppb (1) 19.0 μg/m3 (17) N/A 52.0
 
July 12, 2019, 9 p.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (48) 0.11 ppb (1) 18.0 μg/m3 (16) N/A 48.0
 
July 12, 2019, 8 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (45) 0.1 ppb (1) 29.0 μg/m3 (26) N/A 45.0
 
July 12, 2019, 7 p.m. 3.2 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (47) 0.11 ppb (1) 16.0 μg/m3 (15) N/A 47.0
 
July 12, 2019, 6 p.m. 4.7 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 72.0 ppb (56) 0.13 ppb (1) 22.0 μg/m3 (20) N/A 56.0
 
July 12, 2019, 5 p.m. 3.1 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) 0.11 ppb (1) 17.0 μg/m3 (15) N/A 49.0
 
July 12, 2019, 4 p.m. 7.8 ppb (7) 1.3 ppb (1) N/A 7.0 ppb (6) N/A N/A 63.0 ppb (48) 0.15 ppb (2) 19.0 μg/m3 (17) N/A 48.0
 
July 12, 2019, 3 p.m. 18.2 ppb (17) 3.6 ppb (3) N/A 15.0 ppb (14) N/A N/A 57.0 ppb (44) 0.21 ppb (2) 47.0 μg/m3 (43) N/A 44.0
 
July 12, 2019, 2 p.m. 9.8 ppb (9) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A 57.0 ppb (44) 0.16 ppb (2) 27.0 μg/m3 (25) N/A 44.0
 
July 12, 2019, 1 p.m. 7.8 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 51.0 ppb (39) 0.17 ppb (2) 20.0 μg/m3 (18) N/A 39.0
 
July 12, 2019, noon 12.9 ppb (12) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 42.0 ppb (32) 0.2 ppb (2) 33.0 μg/m3 (30) N/A 32.0
 
July 12, 2019, 11 a.m. 6.4 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 58.0 ppb (45) 0.16 ppb (2) 29.0 μg/m3 (26) N/A 45.0
 
July 12, 2019, 10 a.m. 7.9 ppb (7) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 55.0 ppb (42) 0.19 ppb (2) 30.0 μg/m3 (27) N/A 42.0
 
July 12, 2019, 9 a.m. 9.8 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 57.0 ppb (44) 0.2 ppb (2) 31.0 μg/m3 (28) N/A 44.0
 
July 12, 2019, 8 a.m. 9.2 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 61.0 ppb (47) 0.2 ppb (2) 38.0 μg/m3 (35) N/A 47.0
 
July 12, 2019, 7 a.m. 9.9 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 63.0 ppb (48) 0.2 ppb (2) 36.0 μg/m3 (33) N/A 48.0
 
July 12, 2019, 6 a.m. 9.9 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 63.0 ppb (48) 0.19 ppb (2) 35.0 μg/m3 (32) N/A 48.0
 
July 12, 2019, 5 a.m. 8.4 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 72.0 ppb (56) 0.19 ppb (2) 45.0 μg/m3 (41) N/A 56.0
 
July 12, 2019, 4 a.m. 6.1 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 83.0 ppb (65) 0.18 ppb (2) 48.0 μg/m3 (44) N/A 65.0
 
July 12, 2019, 3 a.m. 5.4 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 86.0 ppb (68) 0.17 ppb (2) 50.0 μg/m3 (45) N/A 68.0
 
July 12, 2019, 2 a.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 74.0 ppb (57) 0.14 ppb (2) 51.0 μg/m3 (46) N/A 57.0
 
July 12, 2019, 1 a.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.1 ppb (1) 34.0 μg/m3 (31) N/A 39.0
 
July 12, 2019, midnight 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.1 ppb (1) 34.0 μg/m3 (31) N/A 37.0
 
July 11, 2019, 11 p.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.11 ppb (1) 28.0 μg/m3 (25) N/A 41.0
 
July 11, 2019, 10 p.m. 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 63.0 ppb (48) 0.11 ppb (1) 20.0 μg/m3 (18) N/A 48.0
 
July 11, 2019, 9 p.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (49) 0.11 ppb (1) 16.0 μg/m3 (15) N/A 49.0
 
July 11, 2019, 8 p.m. 2.9 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 65.0 ppb (50) 0.11 ppb (1) 14.0 μg/m3 (13) N/A 50.0
 
July 11, 2019, 7 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 65.0 ppb (50) 0.11 ppb (1) 23.0 μg/m3 (21) N/A 50.0
 
July 11, 2019, 6 p.m. 4.0 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) 0.13 ppb (1) 7.0 μg/m3 (6) N/A 49.0
 
July 11, 2019, 5 p.m. 6.0 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 62.0 ppb (48) 0.12 ppb (1) 20.0 μg/m3 (18) N/A 48.0
 
July 11, 2019, 4 p.m. 5.4 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 56.0 ppb (43) 0.12 ppb (1) 19.0 μg/m3 (17) N/A 43.0
 
July 11, 2019, 3 p.m. 4.4 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 56.0 ppb (43) 0.13 ppb (1) 18.0 μg/m3 (16) N/A 43.0
 
July 11, 2019, 2 p.m. 7.4 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A 56.0 ppb (43) 0.13 ppb (1) 11.0 μg/m3 (10) N/A 43.0
 
July 11, 2019, 1 p.m. 8.5 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 51.0 ppb (39) 0.18 ppb (2) 17.0 μg/m3 (15) N/A 39.0
 
July 11, 2019, noon 19.4 ppb (18) 0.9 ppb (1) N/A 18.0 ppb (17) N/A N/A 36.0 ppb (28) 0.2 ppb (2) 27.0 μg/m3 (25) N/A 28.0
 
July 11, 2019, 11 a.m. 18.7 ppb (17) 0.7 ppb (1) N/A 18.0 ppb (17) N/A N/A 35.0 ppb (27) 0.19 ppb (2) 39.0 μg/m3 (35) N/A 35.0
 
July 11, 2019, 10 a.m. 5.7 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 56.0 ppb (43) 0.16 ppb (2) 20.0 μg/m3 (18) N/A 43.0
 
July 11, 2019, 9 a.m. 7.4 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 57.0 ppb (44) 0.16 ppb (2) 20.0 μg/m3 (18) N/A 44.0
 
July 11, 2019, 8 a.m. 7.2 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 59.0 ppb (45) 0.17 ppb (2) 26.0 μg/m3 (24) N/A 45.0
 
July 11, 2019, 7 a.m. 5.3 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 62.0 ppb (48) 0.15 ppb (2) 20.0 μg/m3 (18) N/A 48.0
 
July 11, 2019, 6 a.m. 6.9 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 63.0 ppb (48) 0.16 ppb (2) 27.0 μg/m3 (25) N/A 48.0
 
July 11, 2019, 5 a.m. 6.6 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 68.0 ppb (52) 0.16 ppb (2) 36.0 μg/m3 (33) N/A 52.0
 
July 11, 2019, 4 a.m. 6.0 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 76.0 ppb (59) 0.16 ppb (2) 39.0 μg/m3 (35) N/A 59.0
 
July 11, 2019, 3 a.m. 5.8 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 83.0 ppb (65) 0.17 ppb (2) 43.0 μg/m3 (39) N/A 65.0
 
July 11, 2019, 2 a.m. 4.8 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 83.0 ppb (65) 0.16 ppb (2) 42.0 μg/m3 (38) N/A 65.0
 
July 11, 2019, 1 a.m. 4.7 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 81.0 ppb (63) 0.15 ppb (2) 47.0 μg/m3 (43) N/A 63.0
 
July 11, 2019, midnight 4.9 ppb (5) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 82.0 ppb (64) 0.15 ppb (2) 43.0 μg/m3 (39) N/A 64.0
 
July 10, 2019, 11 p.m. 3.9 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 80.0 ppb (62) 0.14 ppb (2) 38.0 μg/m3 (35) N/A 62.0
 
July 10, 2019, 10 p.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 74.0 ppb (57) 0.14 ppb (2) 41.0 μg/m3 (37) N/A 57.0
 
July 10, 2019, 9 p.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 63.0 ppb (48) 0.11 ppb (1) 31.0 μg/m3 (28) N/A 48.0
 
July 10, 2019, 8 p.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) 0.1 ppb (1) 18.0 μg/m3 (16) N/A 44.0
 
July 10, 2019, 7 p.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) 0.09 ppb (1) 16.0 μg/m3 (15) N/A 38.0
 
July 10, 2019, 6 p.m. 3.6 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.09 ppb (1) 23.0 μg/m3 (21) N/A 35.0
 
July 10, 2019, 5 p.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) 0.11 ppb (1) 13.0 μg/m3 (12) N/A 37.0
 
July 10, 2019, 4 p.m. 9.1 ppb (8) 3.3 ppb (3) N/A 6.0 ppb (6) N/A N/A 46.0 ppb (35) 0.12 ppb (1) 18.0 μg/m3 (16) N/A 35.0
 
July 10, 2019, 3 p.m. 9.1 ppb (8) 3.6 ppb (3) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.12 ppb (1) 15.0 μg/m3 (14) N/A 35.0
 
July 10, 2019, 2 p.m. 5.7 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 48.0 ppb (37) 0.14 ppb (2) 12.0 μg/m3 (11) N/A 37.0
 
July 10, 2019, 1 p.m. 13.3 ppb (12) 4.3 ppb (4) N/A 9.0 ppb (8) N/A N/A 39.0 ppb (30) 0.16 ppb (2) 24.0 μg/m3 (22) N/A 30.0
 
July 10, 2019, noon 10.7 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 34.0 ppb (26) 0.18 ppb (2) 19.0 μg/m3 (17) N/A 26.0
 
July 10, 2019, 11 a.m. 14.0 ppb (13) 0.9 ppb (1) N/A 13.0 ppb (12) N/A N/A 33.0 ppb (25) 0.17 ppb (2) 34.0 μg/m3 (31) N/A 31.0
 
July 10, 2019, 10 a.m. 7.2 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 47.0 ppb (36) 0.15 ppb (2) 20.0 μg/m3 (18) N/A 36.0
 
July 10, 2019, 9 a.m. 9.8 ppb (9) 1.3 ppb (1) N/A 9.0 ppb (8) N/A N/A 49.0 ppb (38) 0.16 ppb (2) 22.0 μg/m3 (20) N/A 38.0
 
July 10, 2019, 8 a.m. 7.6 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 51.0 ppb (39) 0.17 ppb (2) 24.0 μg/m3 (22) N/A 39.0
 
July 10, 2019, 7 a.m. 6.5 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 51.0 ppb (39) 0.14 ppb (2) 31.0 μg/m3 (28) N/A 39.0
 
July 10, 2019, 6 a.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 48.0 ppb (37) 0.12 ppb (1) 28.0 μg/m3 (25) N/A 37.0
 
July 10, 2019, 5 a.m. 5.2 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 53.0 ppb (41) 0.12 ppb (1) 24.0 μg/m3 (22) N/A 41.0
 
July 10, 2019, 4 a.m. 5.3 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 60.0 ppb (46) 0.14 ppb (2) 39.0 μg/m3 (35) N/A 46.0
 
July 10, 2019, 3 a.m. 4.1 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 66.0 ppb (51) 0.13 ppb (1) 41.0 μg/m3 (37) N/A 51.0
 
July 10, 2019, 2 a.m. 3.4 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 60.0 ppb (46) 0.11 ppb (1) 30.0 μg/m3 (27) N/A 46.0
 
July 10, 2019, 1 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 59.0 ppb (45) 0.11 ppb (1) 32.0 μg/m3 (29) N/A 45.0
 
July 10, 2019, midnight 6.0 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 55.0 ppb (42) 0.1 ppb (1) 27.0 μg/m3 (25) N/A 42.0
 
July 9, 2019, 11 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.09 ppb (1) 21.0 μg/m3 (19) N/A 40.0
 
July 9, 2019, 10 p.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.09 ppb (1) 19.0 μg/m3 (17) N/A 40.0
 
July 9, 2019, 9 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.09 ppb (1) 19.0 μg/m3 (17) N/A 40.0
 
July 9, 2019, 8 p.m. 3.3 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (40) 0.09 ppb (1) 19.0 μg/m3 (17) N/A 40.0
 
July 9, 2019, 7 p.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) 0.11 ppb (1) 17.0 μg/m3 (15) N/A 42.0
 
July 9, 2019, 6 p.m. 4.4 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 53.0 ppb (41) 0.11 ppb (1) 13.0 μg/m3 (12) N/A 41.0
 
July 9, 2019, 5 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (40) 0.11 ppb (1) 8.0 μg/m3 (7) N/A 40.0
 
July 9, 2019, 4 p.m. 8.0 ppb (7) 2.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 47.0 ppb (36) 0.13 ppb (1) 24.0 μg/m3 (22) N/A 36.0
 
July 9, 2019, 3 p.m. 13.2 ppb (12) 4.2 ppb (4) N/A 9.0 ppb (8) N/A N/A 38.0 ppb (29) 0.16 ppb (2) 30.0 μg/m3 (27) N/A 29.0
 
July 9, 2019, 2 p.m. 13.0 ppb (12) 4.6 ppb (4) N/A 8.0 ppb (7) N/A N/A 38.0 ppb (29) 0.14 ppb (2) 24.0 μg/m3 (22) N/A 29.0
 
July 9, 2019, 1 p.m. 10.1 ppb (9) 1.1 ppb (1) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) 0.16 ppb (2) 36.0 μg/m3 (33) N/A 33.0
 
July 9, 2019, noon 5.8 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.14 ppb (2) 33.0 μg/m3 (30) N/A 30.0
 
July 9, 2019, 11 a.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) 0.1 ppb (1) 26.0 μg/m3 (24) N/A 33.0
 
July 9, 2019, 10 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) 0.09 ppb (1) 14.0 μg/m3 (13) N/A 35.0
 
July 9, 2019, 9 a.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) 0.1 ppb (1) 18.0 μg/m3 (16) N/A 35.0
 
July 9, 2019, 8 a.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 11.0 μg/m3 (10) N/A 34.0
 
July 9, 2019, 7 a.m. 3.8 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) 0.11 ppb (1) 43.0 μg/m3 (39) N/A 39.0
 
July 9, 2019, 6 a.m. 5.4 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 47.0 ppb (36) 0.12 ppb (1) 16.0 μg/m3 (15) N/A 36.0