Cities with the Cleanest Air in Connecticut.

Cities in Connecticut with the most good AQI days per year.

#	City	Population	Good AQI Days	Median AQI	Unhealthy Days
1	Willimantic	18,096	339 days/yr	35	0 days/yr
2	Torrington	35,547	297 days/yr	39	1 days/yr
3	Norwich	39,973	296 days/yr	38	0 days/yr
4	New London	27,625	296 days/yr	38	0 days/yr
5	Hartford	121,127	248 days/yr	42	2 days/yr
6	New Britain	74,223	248 days/yr	42	2 days/yr
7	West Hartford	63,620	248 days/yr	42	2 days/yr
8	Bristol	61,462	248 days/yr	42	2 days/yr
9	East Hartford	50,918	248 days/yr	42	2 days/yr
10	Manchester	36,759	248 days/yr	42	2 days/yr
11	Newington	30,896	248 days/yr	42	2 days/yr
12	Wethersfield	27,250	248 days/yr	42	2 days/yr
13	Windsor Locks	12,579	248 days/yr	42	2 days/yr
14	New Haven	134,349	245 days/yr	43	2 days/yr
15	Waterbury	114,869	245 days/yr	43	2 days/yr
16	Meriden	60,545	245 days/yr	43	2 days/yr
17	West Haven	55,351	245 days/yr	43	2 days/yr
18	Milford	51,023	245 days/yr	43	2 days/yr
19	Naugatuck	31,800	245 days/yr	43	2 days/yr
20	East Haven	27,806	245 days/yr	43	2 days/yr
21	North Haven	24,336	245 days/yr	43	2 days/yr
22	Ansonia	19,033	245 days/yr	43	2 days/yr
23	Wallingford Center	18,208	245 days/yr	43	2 days/yr
24	Orange	14,315	245 days/yr	43	2 days/yr
25	Derby	12,487	245 days/yr	43	2 days/yr
26	Bridgeport	149,153	236 days/yr	44	2 days/yr
27	Stamford	137,144	236 days/yr	44	2 days/yr
28	Norwalk	92,187	236 days/yr	44	2 days/yr
29	Danbury	87,263	236 days/yr	44	2 days/yr
30	Shelton	41,889	236 days/yr	44	2 days/yr
31	Greenwich	14,792	236 days/yr	44	2 days/yr
32	Bethel	11,404	236 days/yr	44	2 days/yr
33	Trumbull Center	10,264	236 days/yr	44	2 days/yr