采样日期:2017.7.3 |
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监测 项目 |
单位 |
采样位置 |
最低值 |
最高值 |
平均值 |
Ⅲ类水质标准 |
超标率 % |
单项水质类别 |
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左 |
中 |
右 |
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水温 |
摄氏度 |
27.4 |
27.4 |
27.4 |
27.4 |
27.4 |
27.4 |
/ |
/ |
/ |
电导率 |
ms/m |
15.2 |
15.0 |
16.0 |
15.0 |
16.0 |
15.4 |
/ |
/ |
/ |
pH |
无量纲 |
6.94 |
6.98 |
7.03 |
6.94 |
7.03 |
6.94~7.03 |
6~9 |
0.00 |
Ⅰ |
溶解氧 |
mg/L |
6.39 |
5.63 |
6.08 |
5.63 |
6.39 |
6.03 |
≥5 |
0.00 |
Ⅱ |
高锰酸盐指数 |
mg/L |
2.20 |
2.14 |
2.18 |
2.14 |
2.20 |
2.17 |
≤6 |
0.00 |
Ⅱ |
化学需氧量 |
mg/L |
13.2 |
12.5 |
12.8 |
12.5 |
13.2 |
12.8 |
≤20 |
0.00 |
Ⅰ |
生化需氧量 |
mg/L |
2.64 |
2.50 |
2.56 |
2.50 |
2.64 |
2.57 |
≤4 |
0.00 |
Ⅰ |
氨氮 |
mg/L |
0.777 |
0.780 |
0.612 |
0.612 |
0.780 |
0.723 |
≤1.0 |
0.00 |
Ⅲ |
总磷 |
mg/L |
0.080 |
0.073 |
0.085 |
0.073 |
0.085 |
0.079 |
≤0.2 |
0.00 |
Ⅱ |
总氮 |
mg/L |
1.98 |
2.06 |
2.27 |
1.98 |
2.27 |
2.10 |
≤1.0 |
/ |
/ |
铜 |
mg/L |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
≤1.0 |
0.00 |
Ⅰ |
锌 |
mg/L |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
≤1.0 |
0.00 |
Ⅰ |
氟化物 |
mg/L |
0.371 |
0.357 |
0.367 |
0.357 |
0.371 |
0.365 |
≤1.0 |
0.00 |
Ⅰ |
硒 |
mg/L |
0.0004ND |
0.0004ND |
0.0004ND |
0.0004ND |
0.0004ND |
0.0004ND |
≤0.01 |
0.00 |
Ⅰ |
砷 |
mg/L |
0.0003ND |
0.0003ND |
0.0003ND |
0.0003ND |
0.0003ND |
0.0003ND |
≤0.05 |
0.00 |
Ⅰ |
汞 |
mg/L |
0.00004ND |
0.00004ND |
0.00004ND |
0.00004ND |
0.00004ND |
0.00004ND |
≤0.0001 |
0.00 |
Ⅰ |
镉 |
mg/L |
0.0001ND |
0.0001ND |
0.0001ND |
0.0001ND |
0.0001ND |
0.0001ND |
≤0.005 |
0.00 |
Ⅰ |
六价铬 |
mg/L |
0.004ND |
0.004ND |
0.004ND |
0.004ND |
0.004ND |
0.004ND |
≤0.05 |
0.00 |
Ⅰ |
铅 |
mg/L |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
≤0.05 |
0.00 |
Ⅰ |
氰化物 |
mg/L |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
0.001ND |
≤0.2 |
0.00 |
Ⅰ |
挥发酚 |
mg/L |
0.0003ND |
0.0003ND |
0.0003ND |
0.0003ND |
0.0003ND |
0.0003ND |
≤0.005 |
0.00 |
Ⅰ |
石油类 |
mg/L |
0.02 |
0.03 |
0.02 |
0.02 |
0.03 |
0.02 |
≤0.05 |
0.00 |
Ⅰ |
阴离子表面活性剂 |
mg/L |
0.05ND |
0.05ND |
0.05ND |
0.05ND |
0.05ND |
0.05ND |
≤0.2 |
0.00 |
Ⅰ |
硫化物 |
mg/L |
0.005ND |
0.005ND |
0.005ND |
0.005ND |
0.005ND |
0.005ND |
≤0.2 |
0.00 |
Ⅰ |
粪大肠菌群 |
个/L |
28000 |
22000 |
24000 |
22000 |
28000 |
24667 |
≤10000 |
0.00 |
Ⅴ |
断面水 质级别 |
Ⅲ类 |
主要 污染物 |
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