地下水水質檢測標準

為保護和合理開發地下水資源,防止和控制地下水污染,保障人民身體健康,促進經濟建設,特制訂本標準。


表1 地下水質量分類指標


項目序號
類別 標準值 項目
Ⅰ類
Ⅱ類
Ⅲ類
Ⅳ類
Ⅴ類
1
色(度)
≤5
≤5
≤15
≤25
>,25
2
嗅和
3
渾濁度,(度)
≤3
≤3
≤3
≤10
>,10
4
肉眼可見物
5
pH

6,5~8,5

5,5~6,5,8,5~9
<,5,5,>,9
6
總硬度(以CzCO3,計)(mg/L)
≤150
≤300
≤450
≤550
>,550
7
≤300
≤500
≤1000
≤2000
>,2000
8
硫酸鹽(mg/L)
≤50
≤150
≤250
≤350
>,350
9
氯化物,(mg/L)
≤50
≤150
≤250
≤350
>,350
10
鐵(Fe)(mg/L)
≤0,1
≤0,2
≤0,3
≤1,5
>,1,5
11
錳(Mn)(mg/L)
≤0,05
≤0,05
≤0,1
≤1,0
>,1,0
12
銅(Cu)(mg/L)
≤0,01
≤0,05
≤1,0
≤1,5
>,1,5
13
鋅(Zn)(mg/L)
≤0,05
≤0,5
≤1,0
≤5,0
>,5,0
14
(Mo)(mg/L)
≤0,001
≤0,01
≤0,1
≤0,5
>,0,5
15
鈷(Co)(mg/L)
≤0,005
≤0,05
≤0,05
≤1,0
>,1,0
16
揮發性,酚類,(以,苯酚,計)(mg/L)
≤0,001
≤0,001
≤0,002
≤0,01
>,0,01
17
陰離子合成洗滌劑(mg/L)
不得檢出
≤0,1
≤0,3
≤0,3
>,0,3
18
≤1,0
≤2,0
≤3,0
≤10
>,10
19
硝酸鹽,(以N計)(mg/L)
≤2,0
≤5,0
≤20
≤30
>,30
20
亞硝酸鹽(以N計)(mg/L)
≤0,001
≤0,01
≤0,02
≤0,1
>,0,1
21
氨氮(NH4)(mg/L)
≤0,02
≤0,02
≤0,2
≤0,5
>,0,5
22
氟化物,(mg/L)
≤1,0
≤1,0
≤1,0
≤2,0
>,2,0
23
碘化物,(mg/L)
≤0,1
≤0,1
≤0,2
≤1,0
>,1,0
24
氰化物,(mg/L)
≤0,001
≤0,01
≤0,05
≤0,1
>,0,1
25
汞(Hg)(mg/L)
≤0,00005
≤0,0005
≤0,001
≤0,001
>,0,001
26
砷(As)(mg/L)
≤0,005
≤0,01
≤0,05
≤0,05
>,0,05
27
硒(Se)(mg/L)
≤0,01
≤0,01
≤0,01
≤0,1
>,0,1
28
鎘(Cd)(mg/L)
≤0,0001
≤0,001
≤0,01
≤0,01
>,0,01
29
鉻(六價)(Cr6+)(mg/L)
≤0,005
≤0,01
≤0,05
≤0,1
>,0,1
30
鉛(Pb)(mg/L)
≤0,005
≤0,01
≤0,05
≤0,1
>,0,1
31
鈹(Be)(mg/L)
≤0,00002
≤0,0001
≤0,0002
≤0,001
>,0,001
32
鋇(Ba)(mg/L)
≤0,01
≤0,1
≤1,0
≤4,0
>,4,0
33
鎳(Ni)(mg/L)
≤0,005
≤0,05
≤0,05
≤0,1
>,0,1
34
滴滴滴(μg/L)
不得檢出
≤0,005
≤1,0
≤1,0
>,1,0
35
六六六,(μg/L)
≤0,005
≤0,05
≤5,0
≤5,0
>,5,0
36
大腸菌群(/L)
≤3,0
≤3,0
≤3,0
≤100
>,100
37
≤100
≤100
≤100
≤1000
>,1000
38
總σ放射性(Bq/L)
≤0,1
≤0,1
≤0,1
>,0,1
>,0,1
39
總β放射性(Bq/L)
≤0,1
≤1,0
≤1,0
>,1,0
>,1,0



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