ID: 638

AQSQID: 371590021

Site Name: Rockwell

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

Updated: June 25, 2022, 7:40 p.m.

Location: Rockwell (W St), NC

Reporting: True, Located: True

Current AQI: 47.0

Rockwell (W St) NC, US: 35.551868, -80.395039

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 25, 2022, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 50.0 ppb (47) N/A N/A 6.0 μg/m3 (25) 47.0
 
June 25, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 49.0 ppb (46) N/A N/A 7.0 μg/m3 (30) 46.0
 
June 25, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 49.0 ppb (46) N/A N/A 7.0 μg/m3 (30) 46.0
 
June 25, 2022, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 47.0 ppb (44) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 25, 2022, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 47.0 ppb (44) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 25, 2022, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A N/A 7.0 μg/m3 (30) 40.0
 
June 25, 2022, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A N/A 7.0 μg/m3 (30) 40.0
 
June 25, 2022, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A N/A 7.0 μg/m3 (30) 40.0
 
June 25, 2022, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
June 25, 2022, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
June 25, 2022, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
June 25, 2022, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
June 25, 2022, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
June 25, 2022, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
June 25, 2022, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
June 25, 2022, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
June 25, 2022, noon N/A N/A N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
June 25, 2022, noon N/A N/A N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
June 25, 2022, noon N/A N/A N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
June 25, 2022, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 29.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
June 25, 2022, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 25, 2022, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) N/A N/A 12.0 μg/m3 (50) 50.0
 
June 25, 2022, 3 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 33.0 ppb (31) N/A N/A 12.0 μg/m3 (50) 50.0
 
June 25, 2022, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
June 25, 2022, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
June 25, 2022, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 49.0 ppb (46) N/A N/A 5.0 μg/m3 (21) 46.0
 
June 24, 2022, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 58.0 ppb (61) N/A N/A 9.0 μg/m3 (38) 61.0
 
June 24, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 57.0 ppb (58) N/A N/A 14.0 μg/m3 (55) 58.0
 
June 24, 2022, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 59.0 ppb (65) N/A N/A 3.0 μg/m3 (13) 65.0
 
June 24, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 56.0 ppb (55) N/A N/A 6.0 μg/m3 (25) 55.0
 
June 24, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 56.0 ppb (55) N/A N/A 6.0 μg/m3 (25) 55.0
 
June 24, 2022, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) N/A N/A 2.0 μg/m3 (9) 41.0
 
June 24, 2022, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A N/A 7.0 μg/m3 (30) 39.0
 
June 24, 2022, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (39) N/A N/A 5.0 μg/m3 (21) 39.0
 
June 24, 2022, noon N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
June 24, 2022, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) N/A N/A 2.0 μg/m3 (9) 35.0
 
June 24, 2022, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) N/A N/A 2.0 μg/m3 (9) 35.0
 
June 24, 2022, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) N/A N/A 5.0 μg/m3 (21) 35.0
 
June 24, 2022, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 24, 2022, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 24, 2022, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 39.0 ppb (37) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 24, 2022, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 39.0 ppb (37) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 24, 2022, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) N/A N/A 13.0 μg/m3 (53) 53.0
 
June 24, 2022, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 50.0 ppb (47) N/A N/A 7.0 μg/m3 (30) 47.0
 
June 24, 2022, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 54.0 ppb (50) N/A N/A 9.0 μg/m3 (38) 50.0
 
June 24, 2022, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A 55.0 ppb (51) N/A N/A 12.0 μg/m3 (50) 51.0
 
June 23, 2022, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 55.0 ppb (51) N/A N/A 11.0 μg/m3 (46) 51.0
 
June 23, 2022, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 56.0 ppb (55) N/A N/A 7.0 μg/m3 (30) 55.0
 
June 23, 2022, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 61.0 ppb (71) N/A N/A 7.0 μg/m3 (30) 71.0
 
June 23, 2022, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 68.0 ppb (94) N/A N/A 12.0 μg/m3 (50) 94.0
 
June 23, 2022, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 68.0 ppb (94) N/A N/A 12.0 μg/m3 (50) 94.0
 
June 23, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 74.0 ppb (103) N/A N/A 12.0 μg/m3 (50) 103.0
 
June 23, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 74.0 ppb (103) N/A N/A 12.0 μg/m3 (50) 103.0
 
June 23, 2022, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 74.0 ppb (103) N/A N/A 13.0 μg/m3 (53) 103.0
 
June 23, 2022, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 74.0 ppb (103) N/A N/A 13.0 μg/m3 (53) 103.0
 
June 23, 2022, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 59.0 ppb (65) N/A N/A 13.0 μg/m3 (53) 65.0
 
June 23, 2022, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 37.0 ppb (35) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 23, 2022, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 23, 2022, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 43.0 ppb (40) N/A N/A 8.0 μg/m3 (34) 40.0
 
June 23, 2022, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 43.0 ppb (40) N/A N/A 15.0 μg/m3 (58) 58.0
 
June 23, 2022, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 34.0 ppb (32) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 23, 2022, 5 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) N/A N/A 13.0 μg/m3 (53) 53.0
 
June 23, 2022, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 47.0 ppb (44) N/A N/A 13.0 μg/m3 (53) 53.0
 
June 23, 2022, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 47.0 ppb (44) N/A N/A 13.0 μg/m3 (53) 53.0
 
June 23, 2022, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 47.0 ppb (44) N/A N/A 13.0 μg/m3 (53) 53.0
 
June 23, 2022, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 49.0 ppb (46) N/A N/A 8.0 μg/m3 (34) 46.0
 
June 22, 2022, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 54.0 ppb (50) N/A N/A 8.0 μg/m3 (34) 50.0
 
June 22, 2022, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 54.0 ppb (50) N/A N/A 8.0 μg/m3 (34) 50.0
 
June 22, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 57.0 ppb (58) N/A N/A 5.0 μg/m3 (21) 58.0
 
June 22, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 57.0 ppb (58) N/A N/A 5.0 μg/m3 (21) 58.0
 
June 22, 2022, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 57.0 ppb (58) N/A N/A 11.0 μg/m3 (46) 58.0
 
June 22, 2022, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 57.0 ppb (58) N/A N/A 11.0 μg/m3 (46) 58.0
 
June 22, 2022, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 60.0 ppb (68) N/A N/A 12.0 μg/m3 (50) 68.0
 
June 22, 2022, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 60.0 ppb (68) N/A N/A 12.0 μg/m3 (50) 68.0
 
June 22, 2022, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 58.0 ppb (61) N/A N/A 13.0 μg/m3 (53) 61.0
 
June 22, 2022, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 55.0 ppb (51) N/A N/A 12.0 μg/m3 (50) 51.0
 
June 22, 2022, noon N/A N/A N/A 8.0 ppb (8) N/A N/A 36.0 ppb (34) N/A N/A 15.0 μg/m3 (58) 58.0
 
June 22, 2022, 11 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 22, 2022, 3 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 27.0 ppb (25) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 22, 2022, 3 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 27.0 ppb (25) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 22, 2022, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 32.0 ppb (30) N/A N/A 14.0 μg/m3 (55) 55.0
 
June 22, 2022, midnight N/A N/A N/A 6.0 ppb (6) N/A N/A 50.0 ppb (47) N/A N/A 7.0 μg/m3 (30) 47.0
 
June 21, 2022, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 70.0 ppb (100) N/A N/A N/A 100.0
 
June 21, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 64.0 ppb (81) N/A N/A 6.0 μg/m3 (25) 81.0
 
June 21, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 64.0 ppb (81) N/A N/A 6.0 μg/m3 (25) 81.0
 
June 21, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 64.0 ppb (81) N/A N/A 6.0 μg/m3 (25) 81.0
 
June 21, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 65.0 ppb (84) N/A N/A 10.0 μg/m3 (42) 84.0
 
June 21, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 65.0 ppb (84) N/A N/A 10.0 μg/m3 (42) 84.0
 
June 21, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 65.0 ppb (84) N/A N/A 10.0 μg/m3 (42) 84.0
 
June 21, 2022, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 61.0 ppb (71) N/A N/A 10.0 μg/m3 (42) 71.0
 
June 21, 2022, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 61.0 ppb (71) N/A N/A 10.0 μg/m3 (42) 71.0
 
June 21, 2022, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 52.0 ppb (49) N/A N/A 16.0 μg/m3 (60) 60.0
 
June 21, 2022, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 39.0 ppb (37) N/A N/A 8.0 μg/m3 (34) 37.0
 
June 21, 2022, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 39.0 ppb (37) N/A N/A 8.0 μg/m3 (34) 37.0
 
June 21, 2022, noon N/A N/A N/A 9.0 ppb (9) N/A N/A 25.0 ppb (24) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 21, 2022, 11 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 13.0 ppb (13) N/A N/A 7.0 μg/m3 (30) 30.0
 
June 21, 2022, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 3.0 ppb (3) N/A N/A 5.0 μg/m3 (21) 21.0
 
June 21, 2022, 9 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 3.0 ppb (3) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 21, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 12.0 μg/m3 (50) 50.0
 
June 21, 2022, 6 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 11.0 ppb (11) N/A N/A 12.0 μg/m3 (50) 50.0
 
June 21, 2022, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 13.0 ppb (13) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 21, 2022, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 22.0 ppb (21) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 21, 2022, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
June 20, 2022, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) N/A N/A 3.0 μg/m3 (13) 49.0
 
June 20, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 55.0 ppb (51) N/A N/A 5.0 μg/m3 (21) 51.0
 
June 20, 2022, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) N/A N/A 8.0 μg/m3 (34) 51.0
 
June 20, 2022, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 58.0 ppb (61) N/A N/A 5.0 μg/m3 (21) 61.0
 
June 20, 2022, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 58.0 ppb (61) N/A N/A 5.0 μg/m3 (21) 61.0
 
June 20, 2022, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 56.0 ppb (55) N/A N/A 2.0 μg/m3 (9) 55.0
 
June 20, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) N/A N/A 8.0 μg/m3 (34) 47.0
 
June 20, 2022, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) N/A N/A 8.0 μg/m3 (34) 47.0
 
June 20, 2022, 2 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 26.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 20, 2022, 1 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 20, 2022, 8 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 11.0 ppb (11) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 20, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 20, 2022, 5 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 9.0 ppb (9) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 20, 2022, 4 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 14.0 ppb (13) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 20, 2022, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 28.0 ppb (26) N/A N/A 2.0 μg/m3 (9) 26.0
 
June 20, 2022, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 28.0 ppb (26) N/A N/A 2.0 μg/m3 (9) 26.0
 
June 20, 2022, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) N/A N/A 2.0 μg/m3 (9) 28.0
 
June 20, 2022, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
June 19, 2022, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) N/A N/A 3.0 μg/m3 (13) 50.0
 
June 19, 2022, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) N/A N/A 3.0 μg/m3 (13) 50.0
 
June 19, 2022, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) N/A N/A -1.0 μg/m3 (0) 50.0
 
June 19, 2022, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) N/A N/A -1.0 μg/m3 (0) 50.0
 
June 19, 2022, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) N/A N/A 8.0 μg/m3 (34) 49.0
 
June 19, 2022, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
June 19, 2022, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) N/A N/A 2.0 μg/m3 (9) 47.0
 
June 19, 2022, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) N/A N/A 8.0 μg/m3 (34) 43.0
 
June 19, 2022, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
June 19, 2022, noon N/A N/A N/A 3.0 ppb (3) N/A N/A 34.0 ppb (32) N/A N/A 3.0 μg/m3 (13) 32.0
 
June 19, 2022, 11 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) N/A N/A -2.0 μg/m3 (0) 30.0
 
June 19, 2022, 10 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 31.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
June 19, 2022, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) N/A N/A -2.0 μg/m3 (0) 28.0
 
June 19, 2022, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 25.0 ppb (24) N/A N/A 4.0 μg/m3 (17) 24.0
 
June 19, 2022, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 25.0 ppb (24) N/A N/A -3.0 μg/m3 (0) 24.0
 
June 19, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A -1.0 μg/m3 (0) 30.0
 
June 19, 2022, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 32.0 ppb (30) N/A N/A 0.0 μg/m3 (0) 30.0
 
June 19, 2022, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 33.0 ppb (31) N/A N/A 1.0 μg/m3 (5) 31.0
 
June 19, 2022, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 34.0 ppb (32) N/A N/A 4.0 μg/m3 (17) 32.0
 
June 19, 2022, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
June 19, 2022, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 38.0 ppb (36) N/A N/A 3.0 μg/m3 (13) 36.0
 
June 19, 2022, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) N/A N/A -2.0 μg/m3 (0) 38.0
 
June 18, 2022, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) N/A N/A 2.0 μg/m3 (9) 42.0
 
June 18, 2022, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 45.0 ppb (42) N/A N/A 2.0 μg/m3 (9) 42.0
 
June 18, 2022, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
June 18, 2022, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
June 18, 2022, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
June 18, 2022, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 18, 2022, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 18, 2022, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) N/A N/A 2.0 μg/m3 (9) 49.0
 
June 18, 2022, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) N/A N/A 2.0 μg/m3 (9) 49.0
 
June 18, 2022, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) N/A N/A 3.0 μg/m3 (13) 50.0
 
June 18, 2022, noon N/A N/A N/A 5.0 ppb (5) N/A N/A 36.0 ppb (34) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 18, 2022, 9 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 6.0 ppb (6) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 18, 2022, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 11.0 ppb (11) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 18, 2022, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 11.0 ppb (11) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 18, 2022, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 14.0 ppb (13) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 18, 2022, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 14.0 ppb (13) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 18, 2022, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 14.0 ppb (13) N/A N/A 23.0 μg/m3 (74) 74.0
 
June 18, 2022, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 12.0 ppb (12) N/A N/A N/A 12.0
 
June 18, 2022, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 12.0 ppb (12) N/A N/A N/A 12.0
 
June 18, 2022, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) N/A N/A N/A 16.0
 
June 18, 2022, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) N/A N/A N/A 16.0
 
June 17, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
June 17, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) N/A N/A 14.0 μg/m3 (55) 55.0
 
June 17, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) N/A N/A 14.0 μg/m3 (55) 55.0
 
June 17, 2022, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 45.0 ppb (42) N/A N/A 11.0 μg/m3 (46) 46.0