ID: 326

AQSQID: 132450091

Site Name: Augusta

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

Updated: June 20, 2021, 9:52 p.m.

Location: Augusta (Richmond Hill), GA

Reporting: True, Located: True

Current AQI: 17.0

Augusta (Richmond Hill) GA, US: 33.4333, -82.0219

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 2.0 μg/m3 (2) 2.1 μg/m3 (9) 17.0
 
June 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 2.0 μg/m3 (2) 2.4 μg/m3 (10) 18.0
 
June 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 2.0 μg/m3 (2) 2.8 μg/m3 (12) 19.0
 
June 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 3.0 μg/m3 (3) 5.1 μg/m3 (22) 22.0
 
June 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 6.0 μg/m3 (6) 6.2 μg/m3 (26) 26.0
 
June 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 9.0 μg/m3 (9) 8.4 μg/m3 (36) 36.0
 
June 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A 16.0 μg/m3 (15) 14.6 μg/m3 (57) 57.0
 
June 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 18.0 μg/m3 (17) 16.0 μg/m3 (60) 60.0
 
June 20, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 21.0 μg/m3 (20) 17.6 μg/m3 (63) 63.0
 
June 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 21.0 μg/m3 (20) 18.1 μg/m3 (64) 64.0
 
June 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 18.0 μg/m3 (17) 16.0 μg/m3 (60) 60.0
 
June 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A 18.0 μg/m3 (17) 16.6 μg/m3 (61) 61.0
 
June 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (9) N/A 16.0 μg/m3 (15) 14.7 μg/m3 (57) 57.0
 
June 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (9) N/A 14.0 μg/m3 (13) 13.6 μg/m3 (55) 55.0
 
June 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A 11.0 μg/m3 (11) 12.3 μg/m3 (52) 52.0
 
June 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A 8.0 μg/m3 (8) 9.6 μg/m3 (40) 40.0
 
June 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 11.0 ppb (11) N/A 10.0 μg/m3 (10) 11.7 μg/m3 (49) 49.0
 
June 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 8.0 ppb (8) N/A 15.0 μg/m3 (14) 15.8 μg/m3 (59) 59.0
 
June 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (7) N/A 15.0 μg/m3 (14) 14.7 μg/m3 (57) 57.0
 
June 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (8) N/A 16.0 μg/m3 (15) 14.9 μg/m3 (57) 57.0
 
June 20, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 10.0 ppb (10) N/A 14.0 μg/m3 (13) 14.0 μg/m3 (55) 55.0
 
June 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 15.0 μg/m3 (14) 14.4 μg/m3 (56) 56.0
 
June 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (17) N/A 16.0 μg/m3 (15) 14.9 μg/m3 (57) 57.0
 
June 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 15.0 μg/m3 (14) 14.5 μg/m3 (57) 57.0
 
June 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 12.0 μg/m3 (12) 12.1 μg/m3 (51) 51.0
 
June 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 13.0 μg/m3 (13) 10.4 μg/m3 (44) 44.0
 
June 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 10.0 μg/m3 (10) 10.8 μg/m3 (46) 46.0
 
June 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 18.0 μg/m3 (17) 14.2 μg/m3 (56) 56.0
 
June 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 17.0 μg/m3 (16) 13.9 μg/m3 (55) 55.0
 
June 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 18.0 μg/m3 (17) 14.0 μg/m3 (55) 55.0
 
June 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 15.0 μg/m3 (14) 14.0 μg/m3 (55) 55.0
 
June 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 15.0 μg/m3 (14) 13.9 μg/m3 (55) 55.0
 
June 19, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A 14.0 μg/m3 (13) 13.0 μg/m3 (53) 53.0
 
June 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (9) N/A 13.0 μg/m3 (13) 12.4 μg/m3 (52) 52.0
 
June 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 12.0 μg/m3 (12) 13.0 μg/m3 (53) 53.0
 
June 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 10.0 μg/m3 (10) 12.3 μg/m3 (52) 52.0
 
June 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 10.0 μg/m3 (10) 12.4 μg/m3 (52) 52.0
 
June 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 13.0 μg/m3 (13) 12.3 μg/m3 (52) 52.0
 
June 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A 11.0 μg/m3 (11) 13.5 μg/m3 (54) 54.0
 
June 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 14.0 μg/m3 (13) 13.5 μg/m3 (54) 54.0
 
June 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 13.0 μg/m3 (13) 13.4 μg/m3 (54) 54.0
 
June 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 38.0 ppb (36) N/A 13.0 μg/m3 (13) 15.4 μg/m3 (58) 58.0
 
June 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 17.0 μg/m3 (16) 17.7 μg/m3 (63) 63.0
 
June 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 18.0 μg/m3 (17) 17.7 μg/m3 (63) 63.0
 
June 19, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 46.0 ppb (43) N/A 17.0 μg/m3 (16) 17.2 μg/m3 (62) 62.0
 
June 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 54.0 ppb (50) N/A 16.0 μg/m3 (15) 16.1 μg/m3 (60) 60.0
 
June 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 59.0 ppb (65) N/A 11.0 μg/m3 (11) 14.0 μg/m3 (55) 65.0
 
June 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 59.0 ppb (65) N/A 9.0 μg/m3 (9) 13.2 μg/m3 (54) 65.0
 
June 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 58.0 ppb (61) N/A 8.0 μg/m3 (8) 13.5 μg/m3 (54) 61.0
 
June 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 57.0 ppb (58) N/A 9.0 μg/m3 (9) 13.5 μg/m3 (54) 58.0
 
June 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 57.0 ppb (58) N/A 9.0 μg/m3 (9) 13.3 μg/m3 (54) 58.0
 
June 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 55.0 ppb (51) N/A 6.0 μg/m3 (6) 14.0 μg/m3 (55) 55.0
 
June 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 52.0 ppb (49) N/A 10.0 μg/m3 (10) 14.4 μg/m3 (56) 56.0
 
June 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 51.0 ppb (48) N/A 9.0 μg/m3 (9) 15.9 μg/m3 (59) 59.0
 
June 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 46.0 ppb (43) N/A 16.0 μg/m3 (15) 17.5 μg/m3 (63) 63.0
 
June 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 17.0 μg/m3 (16) 15.0 μg/m3 (58) 58.0
 
June 18, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 21.0 μg/m3 (20) 17.8 μg/m3 (63) 63.0
 
June 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 6.0 ppb (6) N/A 20.0 μg/m3 (19) 19.4 μg/m3 (67) 67.0
 
June 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 4.0 ppb (4) N/A 17.0 μg/m3 (16) 18.0 μg/m3 (64) 64.0
 
June 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 5.0 ppb (5) N/A 15.0 μg/m3 (14) 16.3 μg/m3 (60) 60.0
 
June 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A 15.0 μg/m3 (14) 16.6 μg/m3 (61) 61.0
 
June 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A 13.0 μg/m3 (13) 15.8 μg/m3 (59) 59.0
 
June 18, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 16.0 μg/m3 (15) 19.0 μg/m3 (66) 66.0
 
June 18, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A 17.0 μg/m3 (16) 18.0 μg/m3 (64) 64.0
 
June 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) N/A 16.0 μg/m3 (15) 16.6 μg/m3 (61) 61.0
 
June 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) N/A 17.0 μg/m3 (16) 15.6 μg/m3 (59) 59.0
 
June 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 16.0 μg/m3 (15) 13.5 μg/m3 (54) 54.0
 
June 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 14.0 μg/m3 (13) 12.3 μg/m3 (52) 52.0
 
June 18, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 42.0 ppb (39) N/A 10.0 μg/m3 (10) 10.6 μg/m3 (45) 45.0
 
June 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 58.0 ppb (61) N/A 13.0 μg/m3 (13) 11.3 μg/m3 (48) 61.0
 
June 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 69.0 ppb (97) N/A 12.0 μg/m3 (12) 11.7 μg/m3 (49) 97.0
 
June 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 68.0 ppb (94) N/A 11.0 μg/m3 (11) 11.5 μg/m3 (48) 94.0
 
June 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 67.0 ppb (91) N/A 11.0 μg/m3 (11) 10.6 μg/m3 (45) 91.0
 
June 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 65.0 ppb (84) N/A 9.0 μg/m3 (9) 10.1 μg/m3 (43) 84.0
 
June 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 62.0 ppb (74) N/A 10.0 μg/m3 (10) 9.4 μg/m3 (40) 74.0
 
June 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 60.0 ppb (68) N/A 9.0 μg/m3 (9) 8.5 μg/m3 (36) 68.0
 
June 17, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 57.0 ppb (58) N/A 8.0 μg/m3 (8) 8.3 μg/m3 (35) 58.0
 
June 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 53.0 ppb (50) N/A 9.0 μg/m3 (9) 9.5 μg/m3 (40) 50.0
 
June 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 48.0 ppb (45) N/A 8.0 μg/m3 (8) 8.4 μg/m3 (36) 45.0
 
June 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (38) N/A 7.0 μg/m3 (7) 8.9 μg/m3 (38) 38.0
 
June 17, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 7.0 μg/m3 (7) 14.5 μg/m3 (57) 57.0
 
June 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 16.0 μg/m3 (15) 21.1 μg/m3 (70) 70.0
 
June 17, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (3) N/A 20.0 μg/m3 (19) 24.0 μg/m3 (77) 77.0
 
June 17, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 21.0 μg/m3 (20) 25.7 μg/m3 (80) 80.0
 
June 17, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 2.0 ppb (2) N/A 21.0 μg/m3 (20) 27.3 μg/m3 (83) 83.0
 
June 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 22.0 μg/m3 (21) 27.8 μg/m3 (85) 85.0
 
June 17, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (3) N/A 22.0 μg/m3 (21) 27.3 μg/m3 (83) 83.0
 
June 17, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (5) N/A 22.0 μg/m3 (21) 26.0 μg/m3 (81) 81.0
 
June 17, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (7) N/A 23.0 μg/m3 (22) 27.6 μg/m3 (84) 84.0
 
June 17, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 22.0 μg/m3 (21) 26.5 μg/m3 (82) 82.0
 
June 17, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 23.0 μg/m3 (22) 26.1 μg/m3 (81) 81.0
 
June 17, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 23.0 μg/m3 (22) 26.3 μg/m3 (81) 81.0
 
June 17, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 45.0 ppb (42) N/A 21.0 μg/m3 (20) 23.3 μg/m3 (75) 75.0
 
June 16, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 51.0 ppb (48) N/A 14.0 μg/m3 (13) 16.3 μg/m3 (60) 60.0
 
June 16, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (47) N/A 9.0 μg/m3 (9) 11.3 μg/m3 (48) 48.0
 
June 16, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 48.0 ppb (45) N/A 8.0 μg/m3 (8) 10.2 μg/m3 (43) 45.0
 
June 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 50.0 ppb (47) N/A 9.0 μg/m3 (9) 10.6 μg/m3 (45) 47.0
 
June 16, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 57.0 ppb (58) N/A 9.0 μg/m3 (9) 11.5 μg/m3 (48) 58.0
 
June 16, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 54.0 ppb (50) N/A 9.0 μg/m3 (9) 10.7 μg/m3 (45) 50.0
 
June 16, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 53.0 ppb (50) N/A 9.0 μg/m3 (9) 10.4 μg/m3 (44) 50.0
 
June 16, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 52.0 ppb (49) N/A 8.0 μg/m3 (8) 10.0 μg/m3 (42) 49.0
 
June 16, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 47.0 ppb (44) N/A 9.0 μg/m3 (9) 9.6 μg/m3 (40) 44.0
 
June 16, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 43.0 ppb (40) N/A 9.0 μg/m3 (9) 9.1 μg/m3 (38) 40.0
 
June 16, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 37.0 ppb (35) N/A 8.0 μg/m3 (8) 9.4 μg/m3 (40) 40.0
 
June 16, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 10.0 μg/m3 (10) 12.3 μg/m3 (52) 52.0
 
June 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 16.0 μg/m3 (15) 16.7 μg/m3 (61) 61.0
 
June 16, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 16.0 μg/m3 (15) 17.1 μg/m3 (62) 62.0
 
June 16, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 14.0 μg/m3 (13) 16.7 μg/m3 (61) 61.0
 
June 16, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 15.0 μg/m3 (14) 18.4 μg/m3 (65) 65.0
 
June 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 17.0 μg/m3 (16) 18.7 μg/m3 (65) 65.0
 
June 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 22.0 μg/m3 (21) 23.0 μg/m3 (74) 74.0
 
June 16, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 20.0 μg/m3 (19) 21.7 μg/m3 (72) 72.0
 
June 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A 17.0 μg/m3 (16) 16.6 μg/m3 (61) 61.0
 
June 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A 17.0 μg/m3 (16) 14.6 μg/m3 (57) 57.0
 
June 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 17.0 μg/m3 (16) 13.8 μg/m3 (55) 55.0
 
June 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 49.0 ppb (46) N/A 19.0 μg/m3 (18) 13.2 μg/m3 (54) 54.0
 
June 16, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 58.0 ppb (61) N/A 20.0 μg/m3 (19) 10.0 μg/m3 (42) 61.0
 
June 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 62.0 ppb (74) N/A 13.0 μg/m3 (13) 7.7 μg/m3 (33) 74.0
 
June 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 67.0 ppb (91) N/A 8.0 μg/m3 (8) 7.0 μg/m3 (30) 91.0
 
June 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 68.0 ppb (94) N/A 6.0 μg/m3 (6) 7.9 μg/m3 (33) 94.0
 
June 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 67.0 ppb (91) N/A 10.0 μg/m3 (10) 9.6 μg/m3 (40) 91.0
 
June 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 64.0 ppb (81) N/A 14.0 μg/m3 (13) 9.9 μg/m3 (42) 81.0
 
June 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 63.0 ppb (78) N/A 12.0 μg/m3 (12) 10.0 μg/m3 (42) 78.0
 
June 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 64.0 ppb (81) N/A 11.0 μg/m3 (11) 10.4 μg/m3 (44) 81.0
 
June 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 62.0 ppb (74) N/A 12.0 μg/m3 (12) 10.6 μg/m3 (45) 74.0
 
June 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 58.0 ppb (61) N/A 10.0 μg/m3 (10) 11.7 μg/m3 (49) 61.0
 
June 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 47.0 ppb (44) N/A 12.0 μg/m3 (12) 13.0 μg/m3 (53) 53.0
 
June 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 12.0 μg/m3 (12) 14.6 μg/m3 (57) 57.0
 
June 15, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 15.0 μg/m3 (14) 14.6 μg/m3 (57) 57.0
 
June 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A 14.0 μg/m3 (13) 12.7 μg/m3 (53) 53.0
 
June 15, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (5) N/A 12.0 μg/m3 (12) 11.6 μg/m3 (49) 49.0
 
June 15, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (6) N/A 12.0 μg/m3 (12) 11.6 μg/m3 (49) 49.0
 
June 15, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (8) N/A 12.0 μg/m3 (12) 11.7 μg/m3 (49) 49.0
 
June 15, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 12.0 μg/m3 (12) 11.1 μg/m3 (47) 47.0
 
June 15, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A 11.0 μg/m3 (11) 10.4 μg/m3 (44) 44.0
 
June 15, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 10.0 μg/m3 (10) 10.1 μg/m3 (43) 43.0
 
June 15, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 10.0 μg/m3 (10) 10.6 μg/m3 (45) 45.0
 
June 15, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A 11.0 μg/m3 (11) 9.6 μg/m3 (40) 40.0
 
June 15, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 13.0 μg/m3 (13) 9.7 μg/m3 (41) 41.0
 
June 15, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A 9.0 μg/m3 (9) 8.4 μg/m3 (36) 36.0
 
June 15, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A 12.0 μg/m3 (12) 9.9 μg/m3 (42) 42.0
 
June 14, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 12.0 μg/m3 (12) 10.4 μg/m3 (44) 44.0
 
June 14, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A 10.0 μg/m3 (10) 8.9 μg/m3 (38) 38.0
 
June 14, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A 9.0 μg/m3 (9) 8.2 μg/m3 (35) 35.0
 
June 14, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 38.0 ppb (36) N/A 9.0 μg/m3 (9) 8.7 μg/m3 (37) 37.0
 
June 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A 7.0 μg/m3 (7) 8.6 μg/m3 (36) 38.0
 
June 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A 5.0 μg/m3 (5) 7.7 μg/m3 (33) 36.0
 
June 14, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A 6.0 μg/m3 (6) 6.6 μg/m3 (28) 34.0
 
June 14, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A 4.0 μg/m3 (4) 6.1 μg/m3 (26) 31.0
 
June 14, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (6) 6.7 μg/m3 (28) 28.0
 
June 14, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 7.0 μg/m3 (7) 6.8 μg/m3 (29) 29.0
 
June 14, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 7.0 μg/m3 (7) 7.2 μg/m3 (31) 31.0
 
June 14, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A 11.0 μg/m3 (11) 8.6 μg/m3 (36) 36.0
 
June 14, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (3) N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
June 14, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 12.0 μg/m3 (12) 8.7 μg/m3 (37) 37.0
 
June 14, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (9) 8.3 μg/m3 (35) 35.0
 
June 14, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 1.0 ppb (1) N/A 11.0 μg/m3 (11) 8.4 μg/m3 (36) 36.0
 
June 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 8.0 μg/m3 (8) 8.5 μg/m3 (36) 36.0
 
June 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 10.0 μg/m3 (10) 9.1 μg/m3 (38) 38.0
 
June 14, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 9.0 μg/m3 (9) 7.7 μg/m3 (33) 33.0
 
June 14, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 8.0 μg/m3 (8) 7.1 μg/m3 (30) 30.0
 
June 14, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 4.0 ppb (4) N/A 8.0 μg/m3 (8) 6.4 μg/m3 (27) 27.0
 
June 14, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
June 14, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 8.0 μg/m3 (8) 6.5 μg/m3 (28) 28.0
 
June 14, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 7.0 μg/m3 (7) 4.8 μg/m3 (20) 20.0
 
June 13, 2021, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 26.0 ppb (25) N/A 6.0 μg/m3 (6) 5.0 μg/m3 (21) 25.0
 
June 13, 2021, 10 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 26.0 ppb (25) N/A 5.0 μg/m3 (5) 4.7 μg/m3 (20) 25.0
 
June 13, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (25) N/A 3.0 μg/m3 (3) 4.1 μg/m3 (18) 25.0