AQSQID: 060792007

Site Name: Nipomo Mesa Cdf

Location: Arroyo Grande (Willow Rd), CA

Reporting: False, Located: True

Current AQI: None

Arroyo Grande (Willow Rd) CA, US: 35.04676, -120.58777

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 6, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 6, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 0.0 μg/m3 (0) 8.0
 
April 6, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
April 6, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
April 6, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
April 6, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -1.0 μg/m3 (0) 2.0
 
April 6, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
April 6, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
April 6, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
April 6, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
April 6, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
April 6, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
April 6, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 0.0 μg/m3 (0) 8.0
 
April 6, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) -1.0 μg/m3 (0) 18.0
 
April 6, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) -2.0 μg/m3 (0) 14.0
 
April 6, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
April 6, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.0 μg/m3 (8) 8.0
 
April 6, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 1.0
 
April 6, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
April 6, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
April 5, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -1.0 μg/m3 (0) 2.0
 
April 5, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) -2.0 μg/m3 (0) 4.0
 
April 5, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
April 5, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.0 μg/m3 (0) 0.0 μg/m3 (0) N/A
April 5, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.0 μg/m3 (0) 0.0 μg/m3 (0) N/A
April 5, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) N/A
April 5, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) N/A
April 5, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
April 5, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
April 5, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.0 μg/m3 (4) 4.0
 
April 5, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 0.0 μg/m3 (0) 2.0
 
April 5, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) N/A
April 5, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -2.0 μg/m3 (0) 2.0
 
April 5, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -2.0 μg/m3 (0) 2.0
 
April 5, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 0.0 μg/m3 (0) 2.0
 
April 5, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
April 5, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -2.0 μg/m3 (0) 6.0
 
April 5, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) -2.0 μg/m3 (0) 10.0
 
April 5, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) -2.0 μg/m3 (0) 15.0
 
April 5, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 0.0 μg/m3 (0) 21.0
 
April 5, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
April 5, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
April 5, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
April 5, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
April 4, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 7.0 μg/m3 (29) 29.0
 
April 4, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 12.0 μg/m3 (50) 50.0
 
April 4, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 9.0 μg/m3 (38) 46.0
 
April 4, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 4.0 μg/m3 (17) 32.0
 
April 4, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 3.0 μg/m3 (12) 18.0
 
April 4, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 4.0 μg/m3 (17) 24.0
 
April 4, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 3.0 μg/m3 (12) 19.0
 
April 4, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0
 
April 4, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0
 
April 4, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
April 4, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
April 4, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
April 4, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
April 4, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 1.0 μg/m3 (4) 17.0
 
April 4, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
April 4, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
April 4, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
April 4, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
April 4, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 5.0 μg/m3 (21) 30.0
 
April 4, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 7.0 μg/m3 (29) 38.0
 
April 4, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 7.0 μg/m3 (29) 31.0
 
April 4, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 8.0 μg/m3 (33) 33.0
 
April 4, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (65) 16.0 μg/m3 (59) 65.0
 
April 4, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 145.0 μg/m3 (95) 28.0 μg/m3 (84) 95.0
 
April 3, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 189.0 μg/m3 (117) 36.0 μg/m3 (101) 117.0
 
April 3, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 223.0 μg/m3 (134) 44.0 μg/m3 (121) 134.0
 
April 3, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 265.0 μg/m3 (155) 50.0 μg/m3 (136) 155.0
 
April 3, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 250.0 μg/m3 (148) 53.0 μg/m3 (144) 148.0
 
April 3, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 171.0 μg/m3 (108) 36.0 μg/m3 (101) 108.0
 
April 3, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (53) 13.0 μg/m3 (52) 53.0
 
April 3, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 6.0 μg/m3 (25) 26.0
 
April 3, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 2.0 μg/m3 (8) 23.0
 
April 3, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 3.0 μg/m3 (12) 27.0
 
April 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 6.0 μg/m3 (25) 43.0
 
April 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 3, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
April 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
April 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
April 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
April 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 12.0
 
April 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
April 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
April 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 4.0 μg/m3 (17) 26.0
 
April 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 4.0 μg/m3 (17) 26.0
 
April 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
April 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
April 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 3.0 μg/m3 (12) 41.0
 
April 3, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 133.0 μg/m3 (89) 26.0 μg/m3 (80) 89.0
 
April 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 174.0 μg/m3 (110) 37.0 μg/m3 (104) 110.0
 
April 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 231.0 μg/m3 (138) 47.0 μg/m3 (129) 138.0
 
April 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 237.0 μg/m3 (141) 50.0 μg/m3 (136) 141.0
 
April 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 194.0 μg/m3 (120) 43.0 μg/m3 (119) 120.0
 
April 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
April 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 2.0 μg/m3 (8) 19.0
 
April 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 17.0
 
April 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 2.0 μg/m3 (8) 24.0
 
April 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 3.0 μg/m3 (12) 38.0
 
April 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.0 μg/m3 (8) 22.0
 
April 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
April 2, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
April 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
April 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
April 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 3.0 μg/m3 (12) 19.0
 
April 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
April 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 4.0 μg/m3 (17) 32.0
 
April 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 6.0 μg/m3 (25) 29.0
 
April 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 9.0 μg/m3 (38) 38.0
 
April 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 11.0 μg/m3 (46) 46.0
 
April 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.0 μg/m3 (77) 19.0 μg/m3 (65) 77.0
 
April 2, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 179.0 μg/m3 (112) 35.0 μg/m3 (99) 112.0
 
April 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (104) 104.0
 
April 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (139) 139.0
 
April 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 246.0 μg/m3 (146) 48.0 μg/m3 (131) 146.0
 
April 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 269.0 μg/m3 (157) 57.0 μg/m3 (151) 157.0
 
April 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 219.0 μg/m3 (132) 41.0 μg/m3 (114) 132.0
 
April 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 118.0 μg/m3 (82) 28.0 μg/m3 (84) 84.0
 
April 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 2.0 μg/m3 (8) 20.0
 
April 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
April 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.0 μg/m3 (0) 12.0
 
April 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
April 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
April 1, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
April 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
April 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 7.0
 
April 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
April 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
April 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
April 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
April 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
April 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
April 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
April 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (49) 13.0 μg/m3 (52) 52.0
 
April 1, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 89.0 μg/m3 (67) 17.0 μg/m3 (61) 67.0
 
March 31, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 114.0 μg/m3 (80) 19.0 μg/m3 (65) 80.0
 
March 31, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 128.0 μg/m3 (86) 26.0 μg/m3 (80) 86.0
 
March 31, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 83.0 μg/m3 (64) 12.0 μg/m3 (50) 64.0
 
March 31, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
March 31, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
March 31, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
March 31, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
March 31, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 1.0 μg/m3 (4) 17.0
 
March 31, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
March 31, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.0 μg/m3 (8) 14.0
 
March 31, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
March 31, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
March 31, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
March 31, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
March 31, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
March 31, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
March 31, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
March 31, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 12.0
 
March 31, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
March 31, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
March 31, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
March 31, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 1.0 μg/m3 (4) 10.0
 
March 31, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 5.0 μg/m3 (21) 21.0
 
March 31, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 11.0 μg/m3 (46) 58.0
 
March 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 173.0 μg/m3 (109) 32.0 μg/m3 (93) 109.0
 
March 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 264.0 μg/m3 (154) 44.0 μg/m3 (121) 154.0
 
March 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 272.0 μg/m3 (158) 50.0 μg/m3 (136) 158.0