ID: 2295

AQSQID: 421010048

Site Name: New

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

Updated: May 26, 2022, 8:52 p.m.

Location: Philadelphia (Richmond), PA

Reporting: True, Located: True

Current AQI: 32.0

Philadelphia (Richmond) PA, US: 39.991389, -75.080833

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 26, 2022, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) 0.15 ppb (2) 19.0 μg/m3 (18) 7.6 μg/m3 (32) 32.0
 
May 26, 2022, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) 0.15 ppb (2) 22.0 μg/m3 (21) 7.6 μg/m3 (32) 34.0
 
May 26, 2022, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) 0.15 ppb (2) 22.0 μg/m3 (21) 7.6 μg/m3 (32) 34.0
 
May 26, 2022, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) 0.15 ppb (2) 20.0 μg/m3 (19) 7.1 μg/m3 (30) 36.0
 
May 26, 2022, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) 0.15 ppb (2) 20.0 μg/m3 (19) 7.1 μg/m3 (30) 36.0
 
May 26, 2022, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 37.0 ppb (35) 0.14 ppb (2) 19.0 μg/m3 (18) 6.9 μg/m3 (29) 35.0
 
May 26, 2022, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 37.0 ppb (35) 0.14 ppb (2) 19.0 μg/m3 (18) 6.9 μg/m3 (29) 35.0
 
May 26, 2022, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 34.0 ppb (32) 0.14 ppb (2) 22.0 μg/m3 (21) 7.3 μg/m3 (31) 32.0
 
May 26, 2022, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (28) 0.15 ppb (2) 20.0 μg/m3 (19) 6.6 μg/m3 (28) 28.0
 
May 26, 2022, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (28) 0.15 ppb (2) 20.0 μg/m3 (19) 6.6 μg/m3 (28) 28.0
 
May 26, 2022, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 24.0 ppb (23) 0.18 ppb (3) 20.0 μg/m3 (19) 6.4 μg/m3 (27) 27.0
 
May 26, 2022, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (25) 0.13 ppb (2) 11.0 μg/m3 (11) 4.3 μg/m3 (18) 25.0
 
May 26, 2022, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (25) 0.12 ppb (2) 15.0 μg/m3 (14) 4.3 μg/m3 (18) 25.0
 
May 26, 2022, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (25) 0.15 ppb (2) 9.0 μg/m3 (9) 3.5 μg/m3 (15) 25.0
 
May 26, 2022, midnight N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 29.0 ppb (27) 0.15 ppb (2) 10.0 μg/m3 (10) 3.6 μg/m3 (16) 27.0
 
May 25, 2022, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) 0.17 ppb (3) 12.0 μg/m3 (12) 4.1 μg/m3 (18) 31.0
 
May 25, 2022, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) 0.17 ppb (3) 12.0 μg/m3 (12) 4.4 μg/m3 (19) 34.0
 
May 25, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (34) 0.16 ppb (3) 16.0 μg/m3 (15) 4.5 μg/m3 (19) 34.0
 
May 25, 2022, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (34) 0.17 ppb (3) 18.0 μg/m3 (17) 4.5 μg/m3 (19) 34.0
 
May 25, 2022, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (34) 0.17 ppb (3) 18.0 μg/m3 (17) 4.5 μg/m3 (19) 34.0
 
May 25, 2022, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (33) 0.17 ppb (3) 18.0 μg/m3 (17) 4.8 μg/m3 (20) 33.0
 
May 25, 2022, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (33) 0.17 ppb (3) 18.0 μg/m3 (17) 4.8 μg/m3 (20) 33.0
 
May 25, 2022, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 35.0 ppb (33) 0.15 ppb (2) 18.0 μg/m3 (17) 4.8 μg/m3 (20) 33.0
 
May 25, 2022, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 35.0 ppb (33) 0.15 ppb (2) 18.0 μg/m3 (17) 4.8 μg/m3 (20) 33.0
 
May 25, 2022, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (32) 0.08 ppb (2) 16.0 μg/m3 (15) 4.7 μg/m3 (20) 32.0
 
May 25, 2022, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (32) 0.08 ppb (2) 16.0 μg/m3 (15) 4.7 μg/m3 (20) 32.0
 
May 25, 2022, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 32.0 ppb (30) 0.08 ppb (2) 18.0 μg/m3 (17) 5.1 μg/m3 (22) 30.0
 
May 25, 2022, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (27) 0.08 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 27.0
 
May 25, 2022, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 21.0 ppb (20) 0.09 ppb (2) 18.0 μg/m3 (17) 5.3 μg/m3 (23) 23.0
 
May 25, 2022, 9 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 11.0 ppb (11) 0.11 ppb (2) 16.0 μg/m3 (15) 6.1 μg/m3 (26) 26.0
 
May 25, 2022, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 24.0 ppb (23) 0.04 ppb (0) 12.0 μg/m3 (12) 4.9 μg/m3 (21) 23.0
 
May 25, 2022, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (23) 0.07 ppb (2) 11.0 μg/m3 (11) 4.5 μg/m3 (19) 23.0
 
May 25, 2022, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (25) 0.07 ppb (2) 12.0 μg/m3 (12) 4.6 μg/m3 (20) 25.0
 
May 25, 2022, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) 0.06 ppb (2) 12.0 μg/m3 (12) 4.1 μg/m3 (18) 27.0
 
May 24, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (29) 0.09 ppb (2) 13.0 μg/m3 (13) 4.4 μg/m3 (19) 29.0
 
May 24, 2022, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (28) 0.08 ppb (2) 14.0 μg/m3 (13) 4.2 μg/m3 (18) 28.0
 
May 24, 2022, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (28) 0.09 ppb (2) 13.0 μg/m3 (13) 3.9 μg/m3 (17) 28.0
 
May 24, 2022, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (30) 0.1 ppb (2) 13.0 μg/m3 (13) 3.8 μg/m3 (16) 30.0
 
May 24, 2022, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) 0.09 ppb (2) 17.0 μg/m3 (16) 3.8 μg/m3 (16) 31.0
 
May 24, 2022, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (29) 0.09 ppb (2) 16.0 μg/m3 (15) 3.6 μg/m3 (16) 29.0
 
May 24, 2022, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (25) 0.1 ppb (2) 19.0 μg/m3 (18) 4.1 μg/m3 (18) 25.0
 
May 24, 2022, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (25) 0.1 ppb (2) 15.0 μg/m3 (14) 3.8 μg/m3 (16) 25.0
 
May 24, 2022, 1 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 23.0 ppb (22) 0.11 ppb (2) 14.0 μg/m3 (13) 4.2 μg/m3 (18) 22.0
 
May 24, 2022, noon N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 18.0 ppb (17) 0.15 ppb (2) 15.0 μg/m3 (14) 4.7 μg/m3 (20) 20.0
 
May 24, 2022, 10 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 20.0 ppb (19) 0.13 ppb (2) 16.0 μg/m3 (15) 4.7 μg/m3 (20) 20.0
 
May 24, 2022, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 32.0 ppb (30) 0.1 ppb (2) 11.0 μg/m3 (11) 4.1 μg/m3 (18) 30.0
 
May 24, 2022, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (34) 0.1 ppb (2) 10.0 μg/m3 (10) 4.1 μg/m3 (18) 34.0
 
May 24, 2022, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) 0.1 ppb (2) 10.0 μg/m3 (10) 4.3 μg/m3 (18) 35.0
 
May 24, 2022, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 41.0 ppb (38) 0.12 ppb (2) 11.0 μg/m3 (11) 4.4 μg/m3 (19) 38.0
 
May 24, 2022, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 41.0 ppb (38) 0.12 ppb (2) 11.0 μg/m3 (11) 4.4 μg/m3 (19) 38.0
 
May 24, 2022, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 46.0 ppb (43) 0.1 ppb (2) 11.0 μg/m3 (11) 4.4 μg/m3 (19) 43.0
 
May 24, 2022, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 46.0 ppb (43) 0.1 ppb (2) 11.0 μg/m3 (11) 4.4 μg/m3 (19) 43.0
 
May 24, 2022, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) 0.12 ppb (2) 13.0 μg/m3 (13) 4.9 μg/m3 (21) 43.0
 
May 24, 2022, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) 0.12 ppb (2) 13.0 μg/m3 (13) 4.9 μg/m3 (21) 43.0
 
May 24, 2022, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (46) 0.12 ppb (2) 14.0 μg/m3 (13) 5.2 μg/m3 (22) 46.0
 
May 24, 2022, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (46) 0.12 ppb (2) 14.0 μg/m3 (13) 5.2 μg/m3 (22) 46.0
 
May 24, 2022, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 14.0 μg/m3 (13) 5.1 μg/m3 (22) 38.0
 
May 24, 2022, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 14.0 μg/m3 (13) 5.1 μg/m3 (22) 38.0
 
May 24, 2022, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 40.0 ppb (38) 0.12 ppb (2) 12.0 μg/m3 (12) 4.8 μg/m3 (20) 38.0
 
May 24, 2022, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 40.0 ppb (38) 0.12 ppb (2) 12.0 μg/m3 (12) 4.8 μg/m3 (20) 38.0
 
May 23, 2022, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 41.0 ppb (38) 0.12 ppb (2) 13.0 μg/m3 (13) 4.8 μg/m3 (20) 38.0
 
May 23, 2022, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 41.0 ppb (38) 0.12 ppb (2) 13.0 μg/m3 (13) 4.8 μg/m3 (20) 38.0
 
May 23, 2022, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (41) 0.11 ppb (2) 12.0 μg/m3 (12) 4.6 μg/m3 (20) 41.0
 
May 23, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 41.0 ppb (38) 0.11 ppb (2) 16.0 μg/m3 (15) 4.7 μg/m3 (20) 38.0
 
May 23, 2022, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (38) 0.11 ppb (2) 16.0 μg/m3 (15) 4.6 μg/m3 (20) 38.0
 
May 23, 2022, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (31) 0.11 ppb (2) 19.0 μg/m3 (18) 4.3 μg/m3 (18) 31.0
 
May 23, 2022, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (27) 0.1 ppb (2) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 27.0
 
May 23, 2022, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 25.0 ppb (24) 0.12 ppb (2) 11.0 μg/m3 (11) 3.2 μg/m3 (14) 24.0
 
May 23, 2022, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 25.0 ppb (24) 0.12 ppb (2) 11.0 μg/m3 (11) 3.2 μg/m3 (14) 24.0
 
May 23, 2022, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 30.0 ppb (28) 0.1 ppb (2) 12.0 μg/m3 (12) 2.8 μg/m3 (12) 28.0
 
May 23, 2022, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 30.0 ppb (28) 0.18 ppb (3) 21.0 μg/m3 (20) 9.4 μg/m3 (40) 40.0
 
May 23, 2022, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) 0.18 ppb (3) 17.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
May 23, 2022, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 37.0 ppb (35) 0.21 ppb (3) 17.0 μg/m3 (16) 9.6 μg/m3 (40) 40.0
 
May 23, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 43.0 ppb (40) 0.17 ppb (3) 17.0 μg/m3 (16) 9.4 μg/m3 (40) 40.0
 
May 22, 2022, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 43.0 ppb (40) 0.18 ppb (3) 17.0 μg/m3 (16) 8.8 μg/m3 (37) 40.0
 
May 22, 2022, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 55.0 ppb (51) 0.16 ppb (3) 19.0 μg/m3 (18) 12.0 μg/m3 (50) 51.0
 
May 22, 2022, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 55.0 ppb (51) 0.14 ppb (2) 19.0 μg/m3 (18) 10.8 μg/m3 (46) 51.0
 
May 22, 2022, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) 0.14 ppb (2) 18.0 μg/m3 (17) 11.3 μg/m3 (48) 50.0
 
May 22, 2022, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 54.0 ppb (50) 0.14 ppb (2) 19.0 μg/m3 (18) 12.7 μg/m3 (53) 53.0
 
May 22, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 53.0 ppb (50) 0.12 ppb (2) 23.0 μg/m3 (22) 14.3 μg/m3 (56) 56.0
 
May 22, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 56.0 ppb (55) 0.17 ppb (3) 23.0 μg/m3 (22) 14.6 μg/m3 (57) 57.0
 
May 22, 2022, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 53.0 ppb (50) 0.17 ppb (3) 22.0 μg/m3 (21) 14.0 μg/m3 (55) 55.0
 
May 22, 2022, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 44.0 ppb (41) 0.16 ppb (3) 21.0 μg/m3 (20) 12.9 μg/m3 (53) 53.0
 
May 22, 2022, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) 0.15 ppb (2) 19.0 μg/m3 (18) 11.4 μg/m3 (48) 48.0
 
May 22, 2022, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) 0.15 ppb (2) 19.0 μg/m3 (18) 11.4 μg/m3 (48) 48.0
 
May 22, 2022, noon N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 31.0 ppb (29) 0.15 ppb (2) 19.0 μg/m3 (18) 10.4 μg/m3 (44) 44.0
 
May 22, 2022, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 32.0 ppb (30) 0.12 ppb (2) 17.0 μg/m3 (16) 9.9 μg/m3 (42) 42.0
 
May 22, 2022, 10 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 25.0 ppb (24) 0.14 ppb (2) 19.0 μg/m3 (18) 11.1 μg/m3 (47) 47.0
 
May 22, 2022, 9 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 27.0 ppb (25) 0.15 ppb (2) 20.0 μg/m3 (19) 12.4 μg/m3 (52) 52.0
 
May 22, 2022, 8 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 22.0 ppb (21) 0.18 ppb (3) 21.0 μg/m3 (20) 15.1 μg/m3 (58) 58.0
 
May 22, 2022, 7 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 18.0 ppb (17) 0.19 ppb (3) 22.0 μg/m3 (21) 15.3 μg/m3 (58) 58.0
 
May 22, 2022, 5 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 34.0 ppb (32) 0.18 ppb (3) 24.0 μg/m3 (23) 15.4 μg/m3 (58) 58.0
 
May 22, 2022, 3 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 28.0 ppb (26) 0.23 ppb (3) 28.0 μg/m3 (26) 16.8 μg/m3 (61) 61.0
 
May 22, 2022, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 34.0 ppb (32) 0.23 ppb (3) 28.0 μg/m3 (26) 17.0 μg/m3 (62) 62.0
 
May 22, 2022, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 45.0 ppb (42) 0.22 ppb (3) 28.0 μg/m3 (26) 16.8 μg/m3 (61) 61.0
 
May 22, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A N/A 53.0 ppb (50) 0.21 ppb (3) 27.0 μg/m3 (25) 16.6 μg/m3 (61) 61.0
 
May 21, 2022, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 59.0 ppb (65) N/A 25.0 μg/m3 (24) 16.4 μg/m3 (61) 65.0
 
May 21, 2022, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 63.0 ppb (78) 0.17 ppb (3) 27.0 μg/m3 (25) 16.3 μg/m3 (60) 78.0
 
May 21, 2022, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 63.0 ppb (78) 0.18 ppb (3) 27.0 μg/m3 (25) 16.7 μg/m3 (61) 78.0
 
May 21, 2022, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 70.0 ppb (100) 0.2 ppb (3) 32.0 μg/m3 (30) 19.0 μg/m3 (66) 100.0
 
May 21, 2022, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 74.0 ppb (103) 0.2 ppb (3) 31.0 μg/m3 (29) 18.6 μg/m3 (65) 103.0
 
May 21, 2022, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 72.0 ppb (102) 0.21 ppb (3) 28.0 μg/m3 (26) 17.2 μg/m3 (62) 102.0
 
May 21, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 73.0 ppb (103) 0.22 ppb (3) 28.0 μg/m3 (26) 18.1 μg/m3 (64) 103.0
 
May 21, 2022, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 60.0 ppb (68) 0.29 ppb (4) 30.0 μg/m3 (28) 18.5 μg/m3 (65) 68.0
 
May 21, 2022, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 53.0 ppb (50) 0.34 ppb (4) 31.0 μg/m3 (29) 19.9 μg/m3 (68) 68.0
 
May 21, 2022, 2 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 32.0 ppb (30) 0.38 ppb (5) 31.0 μg/m3 (29) 21.0 μg/m3 (70) 70.0
 
May 21, 2022, 1 p.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 13.0 ppb (13) 0.41 ppb (5) 30.0 μg/m3 (28) 20.7 μg/m3 (70) 70.0
 
May 21, 2022, noon N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 11.0 ppb (11) 0.36 ppb (5) 28.0 μg/m3 (26) 20.7 μg/m3 (70) 70.0
 
May 21, 2022, noon N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 11.0 ppb (11) 0.36 ppb (5) 28.0 μg/m3 (26) 20.7 μg/m3 (70) 70.0
 
May 21, 2022, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 10.0 ppb (10) 0.24 ppb (3) 23.0 μg/m3 (22) 17.3 μg/m3 (62) 62.0
 
May 21, 2022, 9 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 11.0 ppb (11) 0.25 ppb (3) 28.0 μg/m3 (26) 20.2 μg/m3 (69) 69.0
 
May 21, 2022, 8 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 16.0 ppb (15) 0.23 ppb (3) 33.0 μg/m3 (31) 22.9 μg/m3 (74) 74.0
 
May 21, 2022, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 23.0 ppb (22) 0.26 ppb (4) 26.0 μg/m3 (25) 19.1 μg/m3 (66) 66.0
 
May 21, 2022, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 20.0 ppb (19) 0.32 ppb (4) 26.0 μg/m3 (25) 17.1 μg/m3 (62) 62.0
 
May 21, 2022, 2 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 17.0 ppb (16) 0.3 ppb (4) 33.0 μg/m3 (31) 11.7 μg/m3 (49) 49.0
 
May 21, 2022, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 24.0 ppb (23) 0.28 ppb (4) 31.0 μg/m3 (29) 8.8 μg/m3 (37) 37.0
 
May 21, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 34.0 ppb (32) 0.25 ppb (3) 25.0 μg/m3 (24) 7.5 μg/m3 (32) 32.0
 
May 20, 2022, 11 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 34.0 ppb (32) 0.31 ppb (4) 27.0 μg/m3 (25) 7.8 μg/m3 (33) 33.0
 
May 20, 2022, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 33.0 ppb (31) 0.31 ppb (4) 24.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
May 20, 2022, 9 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 31.0 ppb (29) 0.36 ppb (5) 21.0 μg/m3 (20) 11.9 μg/m3 (50) 50.0
 
May 20, 2022, 7 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 38.0 ppb (36) 0.25 ppb (3) 24.0 μg/m3 (23) 12.9 μg/m3 (53) 53.0
 
May 20, 2022, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 55.0 ppb (51) 0.15 ppb (2) 24.0 μg/m3 (23) 10.8 μg/m3 (46) 51.0
 
May 20, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 55.0 ppb (51) 0.14 ppb (2) 21.0 μg/m3 (20) 10.5 μg/m3 (44) 51.0
 
May 20, 2022, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 55.0 ppb (51) 0.19 ppb (3) 22.0 μg/m3 (21) 12.8 μg/m3 (53) 53.0
 
May 20, 2022, 3 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 35.0 ppb (33) 0.32 ppb (4) 30.0 μg/m3 (28) 15.1 μg/m3 (58) 58.0
 
May 20, 2022, 2 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 16.0 ppb (15) 0.34 ppb (4) 30.0 μg/m3 (28) 15.5 μg/m3 (59) 59.0
 
May 20, 2022, 1 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 9.0 ppb (9) 0.39 ppb (5) 29.0 μg/m3 (27) 16.3 μg/m3 (60) 60.0
 
May 20, 2022, 11 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 6.0 ppb (6) 0.3 ppb (4) 24.0 μg/m3 (23) 14.5 μg/m3 (57) 57.0
 
May 20, 2022, 10 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 2.0 ppb (2) 0.34 ppb (4) 25.0 μg/m3 (24) 14.8 μg/m3 (57) 57.0
 
May 20, 2022, 9 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 0.0 ppb (0) 0.34 ppb (4) 30.0 μg/m3 (28) 15.7 μg/m3 (59) 59.0
 
May 20, 2022, 8 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 0.0 ppb (0) 0.28 ppb (4) 30.0 μg/m3 (28) 15.5 μg/m3 (59) 59.0
 
May 20, 2022, 7 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 2.0 ppb (2) 0.3 ppb (4) 34.0 μg/m3 (32) 15.2 μg/m3 (58) 58.0
 
May 20, 2022, 6 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 9.0 ppb (9) 0.32 ppb (4) 24.0 μg/m3 (23) 14.0 μg/m3 (55) 55.0
 
May 20, 2022, 5 a.m. N/A N/A N/A 25.0 ppb (24) N/A 1.0 ppb (2) 6.0 ppb (6) 0.36 ppb (5) 22.0 μg/m3 (21) 13.8 μg/m3 (55) 55.0
 
May 20, 2022, 4 a.m. N/A N/A N/A 35.0 ppb (34) N/A 1.0 ppb (2) 2.0 ppb (2) 0.38 ppb (5) 24.0 μg/m3 (23) 14.1 μg/m3 (56) 56.0
 
May 20, 2022, 3 a.m. N/A N/A N/A 32.0 ppb (31) N/A 1.0 ppb (2) 6.0 ppb (6) 0.41 ppb (5) 25.0 μg/m3 (24) 14.0 μg/m3 (55) 55.0
 
May 20, 2022, 2 a.m. N/A N/A N/A 32.0 ppb (31) N/A 1.0 ppb (2) 9.0 ppb (9) 0.42 ppb (5) 29.0 μg/m3 (27) 15.0 μg/m3 (58) 58.0
 
May 20, 2022, 1 a.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 15.0 ppb (14) 0.36 ppb (5) 25.0 μg/m3 (24) 13.2 μg/m3 (54) 54.0
 
May 20, 2022, 1 a.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 15.0 ppb (14) 0.36 ppb (5) 25.0 μg/m3 (24) 13.2 μg/m3 (54) 54.0
 
May 20, 2022, midnight N/A N/A N/A 13.0 ppb (13) N/A N/A 34.0 ppb (32) 0.24 ppb (3) 20.0 μg/m3 (19) 11.4 μg/m3 (48) 48.0
 
May 20, 2022, midnight N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 34.0 ppb (32) 0.24 ppb (3) 20.0 μg/m3 (19) 11.4 μg/m3 (48) 48.0
 
May 19, 2022, 11 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 43.0 ppb (40) 0.21 ppb (3) 21.0 μg/m3 (20) 11.1 μg/m3 (47) 47.0
 
May 19, 2022, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 48.0 ppb (45) 0.21 ppb (3) 21.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
May 19, 2022, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 50.0 ppb (47) 0.24 ppb (3) 18.0 μg/m3 (17) 11.0 μg/m3 (46) 47.0
 
May 19, 2022, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 50.0 ppb (47) 0.21 ppb (3) 16.0 μg/m3 (15) 10.0 μg/m3 (42) 47.0
 
May 19, 2022, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) 0.23 ppb (3) 18.0 μg/m3 (17) 10.5 μg/m3 (44) 44.0
 
May 19, 2022, 6 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 40.0 ppb (38) 0.23 ppb (3) 18.0 μg/m3 (17) 11.1 μg/m3 (47) 47.0
 
May 19, 2022, 4 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 34.0 ppb (32) 0.21 ppb (3) 16.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
May 19, 2022, 2 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 24.0 ppb (23) 0.2 ppb (3) 16.0 μg/m3 (15) 9.8 μg/m3 (41) 41.0
 
May 19, 2022, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 22.0 ppb (21) 0.17 ppb (3) 11.0 μg/m3 (11) 5.3 μg/m3 (23) 23.0
 
May 19, 2022, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (22) 0.15 ppb (2) 11.0 μg/m3 (11) 5.0 μg/m3 (21) 22.0
 
May 19, 2022, 4 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 25.0 ppb (24) 0.15 ppb (2) 16.0 μg/m3 (15) 5.2 μg/m3 (22) 24.0
 
May 19, 2022, 3 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 27.0 ppb (25) 0.15 ppb (2) 16.0 μg/m3 (15) 4.7 μg/m3 (20) 25.0
 
May 19, 2022, 2 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 28.0 ppb (26) 0.15 ppb (2) 17.0 μg/m3 (16) 4.6 μg/m3 (20) 26.0
 
May 19, 2022, midnight N/A N/A N/A 10.0 ppb (10) N/A N/A N/A 0.14 ppb (2) 17.0 μg/m3 (16) 4.2 μg/m3 (18) 18.0
 
May 18, 2022, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 47.0 ppb (44) 0.18 ppb (3) 16.0 μg/m3 (15) 4.5 μg/m3 (19) 44.0
 
May 18, 2022, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 48.0 ppb (45) 0.18 ppb (3) 14.0 μg/m3 (13) 4.4 μg/m3 (19) 45.0
 
May 18, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 48.0 ppb (45) 0.15 ppb (2) 15.0 μg/m3 (14) 4.3 μg/m3 (18) 45.0
 
May 18, 2022, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 47.0 ppb (44) 0.14 ppb (2) 16.0 μg/m3 (15) 3.7 μg/m3 (16) 44.0
 
May 18, 2022, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 45.0 ppb (42) 0.14 ppb (2) 13.0 μg/m3 (13) 3.1 μg/m3 (13) 42.0
 
May 18, 2022, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 40.0 ppb (38) 0.15 ppb (2) 18.0 μg/m3 (17) 3.3 μg/m3 (14) 38.0
 
May 18, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (33) 0.14 ppb (2) 11.0 μg/m3 (11) 3.2 μg/m3 (14) 33.0
 
May 18, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (33) 0.14 ppb (2) 11.0 μg/m3 (11) 3.2 μg/m3 (14) 33.0
 
May 18, 2022, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (26) 0.15 ppb (2) 14.0 μg/m3 (13) 3.0 μg/m3 (13) 26.0
 
May 18, 2022, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (26) 0.15 ppb (2) 14.0 μg/m3 (13) 3.0 μg/m3 (13) 26.0
 
May 18, 2022, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (23) 0.15 ppb (2) 12.0 μg/m3 (12) 3.1 μg/m3 (13) 23.0
 
May 18, 2022, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (23) 0.15 ppb (2) 12.0 μg/m3 (12) 3.1 μg/m3 (13) 23.0
 
May 18, 2022, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 17.0 ppb (16) 0.19 ppb (3) 14.0 μg/m3 (13) 3.8 μg/m3 (16) 16.0