AQSQID: 180970072

Site Name: Indpls- Illinois St

Location: Indianapolis, IN

Reporting: True, Located: True

Current AQI: 4.0

Indianapolis IN, US: 39.768056, -86.16

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A N/A 4.0
 
May 21, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.36 ppb (4) N/A N/A 4.0
 
May 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A N/A 3.0
 
May 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A N/A 2.0
 
May 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.15 ppb (2) N/A N/A 2.0
 
May 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.15 ppb (2) N/A N/A 2.0
 
May 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A N/A 2.0
 
May 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A N/A 2.0
 
May 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (2) N/A N/A 2.0
 
May 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A N/A 2.0
 
May 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A N/A 2.0
 
May 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A N/A 3.0
 
May 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A N/A 3.0
 
May 21, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A N/A 3.0
 
May 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A N/A 4.0
 
May 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.49 ppb (5) N/A N/A 5.0
 
May 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.59 ppb (7) N/A N/A 7.0
 
May 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.59 ppb (7) N/A N/A 7.0
 
May 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.62 ppb (7) N/A N/A 7.0
 
May 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.65 ppb (7) N/A N/A 7.0
 
May 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.68 ppb (8) N/A N/A 8.0
 
May 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.59 ppb (7) N/A N/A 7.0
 
May 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (5) N/A N/A 5.0
 
May 20, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.61 ppb (7) N/A N/A 7.0
 
May 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A N/A 4.0
 
May 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A N/A 2.0
 
May 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A N/A 2.0
 
May 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A N/A 3.0
 
May 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A N/A 3.0
 
May 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.64 ppb (7) N/A N/A 7.0
 
May 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.62 ppb (7) N/A N/A 7.0
 
May 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A N/A 3.0
 
May 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A N/A 4.0
 
May 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.43 ppb (5) N/A N/A 5.0
 
May 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.54 ppb (6) N/A N/A 6.0
 
May 20, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (5) N/A N/A 5.0
 
May 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (5) N/A N/A 5.0
 
May 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A N/A 4.0
 
May 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A N/A 4.0
 
May 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A N/A 4.0
 
May 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A N/A 4.0
 
May 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (4) N/A N/A 4.0
 
May 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.53 ppb (6) N/A N/A 6.0
 
May 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.68 ppb (8) N/A N/A 8.0
 
May 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A N/A 4.0
 
May 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A N/A 3.0
 
May 19, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A N/A 3.0
 
May 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A N/A 3.0
 
May 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A N/A 3.0
 
May 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A N/A 3.0
 
May 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A N/A 3.0
 
May 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (4) N/A N/A 4.0
 
May 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (3) N/A N/A 3.0
 
May 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) N/A N/A 5.0
 
May 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.58 ppb (6) N/A N/A 6.0
 
May 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.64 ppb (7) N/A N/A 7.0
 
May 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.79 ppb (9) N/A N/A 9.0
 
May 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.65 ppb (7) N/A N/A 7.0
 
May 19, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 0.83 ppb (9) N/A N/A 9.0
 
May 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.91 ppb (10) N/A N/A 10.0
 
May 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.12 ppb (12) N/A N/A 12.0
 
May 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.78 ppb (9) N/A N/A 9.0
 
May 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.66 ppb (7) N/A N/A 7.0
 
May 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.65 ppb (7) N/A N/A 7.0
 
May 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.63 ppb (7) N/A N/A 7.0
 
May 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.84 ppb (9) N/A N/A 9.0
 
May 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.63 ppb (7) N/A N/A 7.0
 
May 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.42 ppb (5) N/A N/A 5.0
 
May 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.42 ppb (5) N/A N/A 5.0
 
May 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (4) N/A N/A 4.0
 
May 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (4) N/A N/A 4.0
 
May 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.39 ppb (4) N/A N/A 4.0
 
May 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) N/A N/A 5.0
 
May 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.48 ppb (5) N/A N/A 5.0
 
May 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.52 ppb (6) N/A N/A 6.0
 
May 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.48 ppb (5) N/A N/A 5.0
 
May 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.47 ppb (5) N/A N/A 5.0
 
May 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.56 ppb (6) N/A N/A 6.0
 
May 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.65 ppb (7) N/A N/A 7.0
 
May 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.78 ppb (9) N/A N/A 9.0
 
May 18, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 0.82 ppb (9) N/A N/A 9.0
 
May 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 1.31 ppb (15) N/A N/A 15.0
 
May 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.5 ppb (17) N/A N/A 17.0
 
May 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 1.47 ppb (16) N/A N/A 16.0
 
May 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 1.13 ppb (13) N/A N/A 13.0
 
May 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.9 ppb (10) N/A N/A 10.0
 
May 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.61 ppb (7) N/A N/A 7.0
 
May 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.99 ppb (11) N/A N/A 11.0
 
May 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 1.29 ppb (14) N/A N/A 14.0
 
May 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.99 ppb (11) N/A N/A 11.0
 
May 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 1.09 ppb (12) N/A N/A 12.0
 
May 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.67 ppb (7) N/A N/A 7.0
 
May 17, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.53 ppb (6) N/A N/A 6.0
 
May 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A N/A 4.0
 
May 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (4) N/A N/A 4.0
 
May 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A N/A 4.0
 
May 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A N/A 4.0
 
May 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.36 ppb (4) N/A N/A 4.0
 
May 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.39 ppb (4) N/A N/A 4.0
 
May 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.43 ppb (5) N/A N/A 5.0
 
May 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.48 ppb (5) N/A N/A 5.0
 
May 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.54 ppb (6) N/A N/A 6.0
 
May 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.45 ppb (5) N/A N/A 5.0
 
May 17, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 0.49 ppb (5) N/A N/A 5.0
 
May 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.49 ppb (5) N/A N/A 5.0
 
May 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A N/A 6.0
 
May 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.71 ppb (8) N/A N/A 8.0
 
May 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.82 ppb (9) N/A N/A 9.0
 
May 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.03 ppb (11) N/A N/A 11.0
 
May 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.87 ppb (10) N/A N/A 10.0
 
May 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.66 ppb (7) N/A N/A 7.0
 
May 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.53 ppb (6) N/A N/A 6.0
 
May 16, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.65 ppb (7) N/A N/A 7.0
 
May 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.64 ppb (7) N/A N/A 7.0
 
May 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.48 ppb (5) N/A N/A 5.0
 
May 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.52 ppb (6) N/A N/A 6.0
 
May 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (5) N/A N/A 5.0
 
May 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.43 ppb (5) N/A N/A 5.0
 
May 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.52 ppb (6) N/A N/A 6.0
 
May 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.57 ppb (6) N/A N/A 6.0
 
May 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.66 ppb (7) N/A N/A 7.0
 
May 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.83 ppb (9) N/A N/A 9.0
 
May 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.03 ppb (11) N/A N/A 11.0
 
May 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.74 ppb (8) N/A N/A 8.0
 
May 16, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 1.17 ppb (13) N/A N/A 13.0
 
May 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 1.16 ppb (13) N/A N/A 13.0
 
May 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.05 ppb (12) N/A N/A 12.0
 
May 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 1.11 ppb (12) N/A N/A 12.0
 
May 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.72 ppb (8) N/A N/A 8.0
 
May 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.73 ppb (8) N/A N/A 8.0
 
May 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.55 ppb (6) N/A N/A 6.0
 
May 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.81 ppb (9) N/A N/A 9.0
 
May 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.76 ppb (8) N/A N/A 8.0
 
May 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.77 ppb (9) N/A N/A 9.0
 
May 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 1.02 ppb (11) N/A N/A 11.0
 
May 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.84 ppb (9) N/A N/A 9.0
 
May 15, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.68 ppb (8) N/A N/A 8.0
 
May 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.64 ppb (7) N/A N/A 7.0
 
May 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.59 ppb (7) N/A N/A 7.0
 
May 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.66 ppb (7) N/A N/A 7.0
 
May 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
May 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.95 ppb (11) N/A N/A 11.0
 
May 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.91 ppb (10) N/A N/A 10.0
 
May 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.73 ppb (8) N/A N/A 8.0
 
May 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.73 ppb (8) N/A N/A 8.0
 
May 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 1.02 ppb (11) N/A N/A 11.0
 
May 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.61 ppb (18) N/A N/A 18.0
 
May 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 1.31 ppb (15) N/A N/A 15.0
 
May 15, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 1.23 ppb (14) N/A N/A 14.0
 
May 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 1.17 ppb (13) N/A N/A 13.0
 
May 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.23 ppb (14) N/A N/A 14.0
 
May 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.87 ppb (10) N/A N/A 10.0
 
May 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 1.0 ppb (11) N/A N/A 11.0
 
May 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.71 ppb (8) N/A N/A 8.0
 
May 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.69 ppb (8) N/A N/A 8.0
 
May 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 1.0 ppb (11) N/A N/A 11.0
 
May 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.96 ppb (11) N/A N/A 11.0
 
May 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 1.04 ppb (12) N/A N/A 12.0
 
May 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 1.24 ppb (14) N/A N/A 14.0
 
May 14, 2019, noon N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) N/A N/A 13.0
 
May 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 1.04 ppb (12) N/A N/A 12.0
 
May 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 1.17 ppb (13) N/A N/A 13.0