湘阴县环境空气质量自动监测(县环保局子站)监测结果表(201905)
监测项目 | SO2 | NO2 | PM10 | CO | O3(最大8小时平均) | PM2.5 | AQI指数 | 空气质量指数类别 |
单位 | ug/m3 | ug/m3 | ug/m3 | ug/m3 | ug/m3 | ug/m3 | / | / |
2019/5/1 | 5 | 25 | 51 | 0.3 | 149 | 38 | 91 | 良 |
2019/5/2 | 12 | 31 | 77 | 0.6 | 120 | 43 | 67 | 良 |
2019/5/3 | 6 | 26 | 84 | 1 | 151 | 57 | 93 | 良 |
2019/5/4 | 8 | 33 | 84 | 1.2 | 114 | 62 | 84 | 良 |
2019/5/5 | 6 | 23 | 56 | 1.2 | 69 | 49 | 68 | 良 |
2019/5/6 | 8 | 20 | 36 | 1.1 | 78 | 30 | 43 | 优 |
2019/5/7 | 5 | 22 | 50 | 1.2 | 79 | 35 | 50 | 优 |
2019/5/8 | 5 | 24 | 36 | 1.1 | 134 | 28 | 79 | 良 |
2019/5/9 | 6 | 23 | 48 | 1.1 | 131 | 39 | 76 | 良 |
2019/5/10 | 5 | 26 | 47 | 0.8 | 130 | 40 | 75 | 良 |
2019/5/11 | 5 | 33 | 45 | 0.9 | 166 | 35 | 106 | 轻度污染 |
2019/5/12 | 4 | 22 | 55 | 1 | 102 | 45 | 63 | 良 |
2019/5/13 | 3 | 13 | 75 | 1 | 65 | 36 | 63 | 良 |
2019/5/14 | 6 | 16 | 134 | 1 | 59 | 39 | 92 | 良 |
2019/5/15 | 3 | 9 | 24 | 1.1 | 50 | 16 | 28 | 优 |
2019/5/16 | 3 | 10 | 35 | 1.3 | 53 | 28 | 40 | 优 |
2019/5/17 | 4 | 14 | 37 | 1.4 | 78 | 31 | 45 | 优 |
2019/5/18 | 4 | 17 | 41 | 1.2 | 96 | 35 | 50 | 优 |
2019/5/19 | 3 | 9 | 40 | 1 | 69 | 31 | 45 | 优 |
2019/5/20 | 3 | 14 | 63 | 0.7 | 2 | 25 | 62 | 良 |
2019/5/21 | 8 | 23 | 98 | 1 | 85 | 72 | 97 | 良 |
2019/5/22 | 5 | 23 | 76 | 1 | 136 | 53 | 80 | 良 |
2019/5/23 | 6 | 23 | 69 | 1.2 | 182 | 53 | 120 | 轻度污染 |
2019/5/24 | 5 | 18 | 72 | 1.2 | 147 | 44 | 90 | 良 |
2019/5/25 | 3 | 15 | 40 | 1.2 | 77 | 23 | 40 | 优 |
2019/5/26 | 3 | 13 | 30 | 1.2 | 72 | 14 | 36 | 优 |
2019/5/27 | 4 | 14 | 63 | 1 | 143 | 27 | 86 | 良 |
2019/5/28 | 4 | 13 | 55 | 0.5 | 152 | 26 | 94 | 良 |
2019/5/29 | 3 | 10 | 32 | 0.4 | 129 | 19 | 75 | 良 |
2019/5/30 | 4 | 12 | 24 | 0.5 | 86 | 20 | 43 | 优 |
2019/5/31 | 3 | 15 | 31 | 0.5 | 115 | 26 | 63 | 良 |
月均值 | 5 | 19 | 55 | 1.0 | 104 | 36 | 56 | \ |
监测结论:本月我县开展了31天的环境空气质量监测,本月有效监测天数为30天(其中5月3日因仪器故障导致颗粒物PM10数据连续几小时偏高,经审核人员剔除,当天数据无效,由省站统一进行补录),补录后监测天数为31天,监测结果执行《环境空气质量标准》(GB3095-2012)表1中各污染物项目浓度限值二级标准。监测结果表明:本月我县环境空气质量指数类别轻度污染2天;5月11、23日为轻度污染,首要污染物为O3,本月我县环境空气质量指数类别优良天数29天,优良率为93.5%。 | ||||||||