ID: 1973

AQSQID: 060792006

Site Name: San Luis Obispo - Higuera St

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

Updated: July 15, 2020, 2:40 a.m.

Location: San Luis Obispo (S Higuera St), CA

Reporting: True, Located: True

Current AQI: 22.0

San Luis Obispo (S Higuera St) CA, US: 35.25651, -120.6693

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 22.0
 
July 15, 2020, midnight N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 22.0
 
July 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 22.0
 
July 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 6.0 μg/m3 (5) 1.0 μg/m3 (4) 22.0
 
July 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 23.0
 
July 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 23.0
 
July 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 20.0
 
July 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 16.0
 
July 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 2.0 μg/m3 (2) 2.0 μg/m3 (8) 15.0
 
July 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 15.0
 
July 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 16.0
 
July 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
July 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
July 14, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
July 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
July 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 9.0 μg/m3 (8) 8.0 μg/m3 (33) 33.0
 
July 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
July 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
July 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
July 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 21.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
July 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 30.0 μg/m3 (27) 11.0 μg/m3 (46) 46.0
 
July 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
July 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 22.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
July 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 60.0 μg/m3 (52) 10.0 μg/m3 (42) 52.0
 
July 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 36.0 μg/m3 (33) 11.0 μg/m3 (46) 46.0
 
July 14, 2020, midnight N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 51.0 μg/m3 (46) 11.0 μg/m3 (46) 46.0
 
July 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 29.0
 
July 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 20.0 μg/m3 (18) 13.0 μg/m3 (52) 52.0
 
July 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 25.0
 
July 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 22.0
 
July 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
July 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
July 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
July 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
July 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
July 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
July 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 22.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
July 13, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 7.0 μg/m3 (29) 29.0
 
July 13, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
July 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
July 13, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
July 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 27.0 μg/m3 (25) 14.0 μg/m3 (54) 54.0
 
July 13, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 31.0 μg/m3 (28) 11.0 μg/m3 (46) 46.0
 
July 13, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 29.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
July 13, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 33.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
July 13, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 30.0 μg/m3 (27) 11.0 μg/m3 (46) 46.0
 
July 13, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 30.0 μg/m3 (27) 15.0 μg/m3 (56) 56.0
 
July 13, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 30.0 μg/m3 (27) 15.0 μg/m3 (56) 56.0
 
July 13, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 26.0 μg/m3 (24) 16.0 μg/m3 (59) 59.0
 
July 13, 2020, midnight N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 36.0 μg/m3 (33) 13.0 μg/m3 (52) 52.0
 
July 12, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 34.0 μg/m3 (31) 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 28.0 μg/m3 (25) 14.0 μg/m3 (54) 54.0
 
July 12, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 28.0 μg/m3 (25) 16.0 μg/m3 (59) 59.0
 
July 12, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 30.0 μg/m3 (27) 15.0 μg/m3 (56) 56.0
 
July 12, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 29.0 μg/m3 (26) 15.0 μg/m3 (56) 56.0
 
July 12, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 26.0 μg/m3 (24) 16.0 μg/m3 (59) 59.0
 
July 12, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 20.0 μg/m3 (18) 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 23.0 μg/m3 (21) 15.0 μg/m3 (56) 56.0
 
July 12, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 27.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
July 12, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 23.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
July 12, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
July 12, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
July 12, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
July 12, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 21.0 μg/m3 (19) 8.0 μg/m3 (33) 33.0
 
July 12, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
July 12, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 28.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
July 12, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 31.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 23.0 μg/m3 (21) 9.0 μg/m3 (38) 38.0
 
July 12, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 24.0 μg/m3 (22) N/A 22.0
 
July 12, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 28.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 23.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 20.0 μg/m3 (18) 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 31.0 μg/m3 (28) 15.0 μg/m3 (56) 56.0
 
July 12, 2020, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
July 11, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 21.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
July 11, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
July 11, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
July 11, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 18.0 μg/m3 (16) 5.0 μg/m3 (21) 25.0
 
July 11, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 21.0
 
July 11, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 18.0
 
July 11, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 21.0
 
July 11, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 14.0 μg/m3 (13) 1.0 μg/m3 (4) 14.0
 
July 11, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 10.0 μg/m3 (9) -2.0 μg/m3 (0) 9.0
 
July 11, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 9.0 μg/m3 (8) -1.0 μg/m3 (0) 8.0
 
July 11, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 11.0 μg/m3 (10) 1.0 μg/m3 (4) 10.0
 
July 11, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
July 11, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
July 11, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
July 11, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (8) 8.0
 
July 11, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
July 11, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
July 11, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 12.0
 
July 11, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
July 11, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
July 11, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 10.0
 
July 11, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 7.0 μg/m3 (6) 0.0 μg/m3 (0) 10.0
 
July 11, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 12.0
 
July 11, 2020, midnight N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 13.0
 
July 10, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 18.0
 
July 10, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
July 10, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
July 10, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 17.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
July 10, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (29) 29.0
 
July 10, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 13.0 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
July 10, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
July 10, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
July 10, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
July 10, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
July 10, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
July 10, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
July 10, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 18.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
July 10, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
July 10, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 19.0 μg/m3 (17) 8.0 μg/m3 (33) 33.0
 
July 10, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 8.0 μg/m3 (33) 33.0
 
July 10, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
July 10, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
July 10, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 14.0 μg/m3 (54) 54.0
 
July 9, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
July 9, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A N/A 18.0
 
July 9, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.0 μg/m3 (17) 18.0
 
July 9, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.0 μg/m3 (17) 18.0
 
July 9, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.0 μg/m3 (12) 17.0
 
July 9, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.0 μg/m3 (12) 18.0
 
July 9, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 3.0 μg/m3 (12) 15.0
 
July 9, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 9, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 9, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 9, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 9, 2020, noon 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
 
July 9, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 7.0 μg/m3 (29) 29.0
 
July 9, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 9, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 9, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 3.0 μg/m3 (12) 14.0
 
July 9, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 2.0 μg/m3 (8) 13.0
 
July 9, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 9, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 9, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 9, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
July 9, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 26.0 μg/m3 (24) 9.0 μg/m3 (38) 38.0
 
July 9, 2020, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
July 8, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 27.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
July 8, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
July 8, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
July 8, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
July 8, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 24.0 μg/m3 (22) 10.0 μg/m3 (42) 42.0
 
July 8, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 17.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
July 8, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
July 8, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
July 8, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
July 8, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
July 8, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
July 8, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
July 8, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 28.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
July 8, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
July 8, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 20.0 μg/m3 (18) 3.0 μg/m3 (12) 18.0
 
July 8, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 21.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
July 8, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 21.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
July 8, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 24.0 μg/m3 (22) 8.0 μg/m3 (33) 33.0
 
July 8, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
July 8, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 24.0 μg/m3 (22) 10.0 μg/m3 (42) 42.0
 
July 8, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 27.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
July 8, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 25.0 μg/m3 (23) 15.0 μg/m3 (56) 56.0